WO2023149686A1 - 카메라 장치 및 광학 기기 - Google Patents
카메라 장치 및 광학 기기 Download PDFInfo
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- WO2023149686A1 WO2023149686A1 PCT/KR2023/000960 KR2023000960W WO2023149686A1 WO 2023149686 A1 WO2023149686 A1 WO 2023149686A1 KR 2023000960 W KR2023000960 W KR 2023000960W WO 2023149686 A1 WO2023149686 A1 WO 2023149686A1
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- Prior art keywords
- substrate
- unit
- capacitor
- circuit board
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/68—Control of cameras or camera modules for stable pick-up of the scene, e.g. compensating for camera body vibrations
- H04N23/682—Vibration or motion blur correction
- H04N23/685—Vibration or motion blur correction performed by mechanical compensation
- H04N23/687—Vibration or motion blur correction performed by mechanical compensation by shifting the lens or sensor position
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B17/00—Details of cameras or camera bodies; Accessories therefor
- G03B17/55—Details of cameras or camera bodies; Accessories therefor with provision for heating or cooling, e.g. in aircraft
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B30/00—Camera modules comprising integrated lens units and imaging units, specially adapted for being embedded in other devices, e.g. mobile phones or vehicles
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/52—Elements optimising image sensor operation, e.g. for electromagnetic interference [EMI] protection or temperature control by heat transfer or cooling elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B2217/00—Details of cameras or camera bodies; Accessories therefor
- G03B2217/005—Blur detection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
Definitions
- the embodiment relates to a camera device and an optical device including the camera device.
- VCM voice coil motor
- the embodiment provides a camera module and an optical device capable of securing reliability of OIS control by removing noise included in an output signal of an OIS position sensor due to the influence of a magnetic field generated by an OIS coil.
- embodiments provide a camera device capable of improving heat dissipation efficiency and heat dissipation performance, and an optical device including the same.
- a camera device includes a moving unit including a first substrate and an image sensor disposed on the first substrate; a fixing unit including a second substrate spaced apart from the first substrate; a support substrate supporting the moving part so that the moving part moves in a direction perpendicular to the optical axis direction with respect to the fixing part and electrically connecting the first substrate and the second substrate; a position sensor disposed on the first substrate and sensing displacement of the moving unit; and a capacitor electrically connected to first and second output terminals of the position sensor.
- the capacitor may be disposed on the first substrate.
- the capacitor may be disposed on the second substrate.
- the capacitor may be disposed on the supporting substrate.
- the capacitor may be connected in parallel with the first and second output terminals of the position sensor.
- the capacitor may include a first capacitor connected to the first output terminal of the position sensor and a second capacitor connected to the second output terminal of the position sensor.
- the first substrate includes a first wire connected to the first output terminal of the position sensor and a second wire connected to the second output terminal of the position sensor, and the capacitor comprises the first wire connected to the first output terminal of the position sensor.
- the first wire and the second wire may be connected in parallel.
- the first substrate includes a first wire connected to the first output terminal of the position sensor and a second wire connected to the second output terminal of the position sensor, and the capacitor comprises the first wire connected to the first output terminal of the position sensor.
- a first capacitor connected to a first wire and a second capacitor connected to a second wire of the first substrate may be included.
- the second substrate includes a first wire connected to the first output terminal of the position sensor and a second wire connected to the second output terminal of the position sensor, and the capacitor comprises the first wire connected to the second output terminal of the position sensor.
- the first wire and the second wire may be connected in parallel.
- the second substrate includes a first wire connected to the first output terminal of the position sensor and a second wire connected to the second output terminal of the position sensor, and the capacitor comprises the first wire connected to the second output terminal of the position sensor.
- a first capacitor connected to a first wire and a second capacitor connected to the second wire of the second substrate may be included.
- the support substrate includes a first wire connected to the first output terminal of the position sensor and a second wire connected to the second output terminal of the position sensor, and the capacitor comprises the first wire of the support substrate. and may be connected in parallel with the second wire.
- the support substrate includes a first wire connected to the first output terminal of the position sensor and a second wire connected to the second output terminal of the position sensor, and the capacitor comprises the first wire of the support substrate. It may include a first capacitor connected to and a second capacitor connected to the second wire of the support substrate.
- the fixed part includes a magnet
- the movable part includes a coil disposed on the first substrate and opposed to the magnet in the direction of the optical axis
- the coil includes a hollow part
- the position sensor includes a hollow part of the coil. It can be placed inside.
- the capacitor may be disposed inside the hollow of the coil. Alternatively, the capacitor may be disposed outside the hollow of the coil.
- the camera device may include a controller disposed on the first substrate and electrically connected to the position sensor.
- the camera device may include a controller disposed on the second substrate and electrically connected to the position sensor.
- the camera device may include a cover member accommodating the moving unit, and the control unit may not overlap the cover member in the optical axis direction.
- the second substrate may include an extending area that does not overlap with the cover member in the optical axis direction, and the controller and the capacitor may be disposed on the extending area.
- a camera device includes a fixing unit; a moving unit including a first heat sink disposed on the fixed unit and an image sensor disposed on the first heat sink; a support unit for supporting the moving unit to be movable in a direction perpendicular to an optical axis direction; and a second heat sink connecting the first heat sink and the support.
- the support part may be connected between the moving part and the fixed part.
- the moving unit may include a first substrate portion on which the image sensor is disposed, the fixing portion may include a second substrate portion disposed apart from the first substrate portion, and the support portion may include the first substrate portion and the first substrate portion.
- the second substrate portion may be connected.
- the second radiator may include a body coupled to a lower surface of the first radiator and a connection portion connecting the body and the support.
- the second heat dissipating body may include a first area coupled to the first heat dissipating body and a second area coupled to the support part.
- the first heat sink may include a graphite sheet.
- the support may include a conductive layer, a first insulating layer disposed under the conductive layer, and a second insulating layer disposed on the conductive layer.
- a portion of the conductive layer may be exposed because a portion of the insulating layer is not disposed, and the second heat dissipating body may be coupled to at least a portion of the partial area of the conductive layer and the first heat dissipating body.
- the second heat dissipating body may contact a portion of the conductive layer of the support part.
- the support part may include a third heat dissipation body.
- the second radiator may be in contact with the third radiator.
- the support portion may include a third heat dissipation body disposed under the first insulating layer, and the second heat dissipation body may contact a portion of the conductive layer of the support portion.
- the second heat dissipation body may contact the first heat dissipation body, the first substrate portion, and the support substrate.
- the first substrate may include a first circuit board connected to the support, a second circuit board electrically connected to the image sensor, and a solder electrically connecting the first circuit board and the second circuit board. there is.
- the camera module may include an insulating layer disposed between the solder and the second heat sink.
- the third radiator may include a graphite sheet.
- the camera module may include a cover member accommodating the moving part and the support part, and may include a fourth radiator connected to the cover member and the support part.
- the cover member may include a top plate and a side plate connected to the top plate, the side plate may include an opening for partially opening the support part, and the fourth heat dissipation body may include the side plate and the opening of the cover member. It can contact the part of the support that is opened by the.
- the fourth radiator may include a graphite sheet.
- a camera module includes a first heat dissipation body; a first substrate part disposed on the first heat dissipating body; an image sensor disposed on the first radiator; a second substrate portion disposed apart from the first substrate portion; a support portion supporting the image sensor so as to be movable in a direction perpendicular to an optical axis direction and electrically connecting the first substrate portion and the second substrate portion; and a second heat sink connecting the first heat sink and the support.
- the embodiment reduces the noise included in the output signal of the OIS position sensor due to the influence of the magnetic field generated from the OIS coil by arranging a capacitor connected in parallel with the two output terminals of the OIS position sensor on the circuit board of the moving part of the OIS. By removing it, reliability of OIS control can be secured.
- the length of wires connecting the control unit and the OIS position sensor may be increased.
- Noise may be introduced into the output signal of the OIS position sensor transmitted to the control unit due to the increased length of the wires.
- a capacitor is disposed on the second substrate portion adjacent to the control unit and an extension region, and the capacitor is connected in parallel with two output terminals of the OIS position sensor. Due to this, the embodiment can remove noise caused by wires having an increased length, thereby securing reliability of OIS control.
- heat may be conducted from the first substrate unit to the support substrate by the heat dissipation member, thereby improving heat dissipation efficiency and heat dissipation performance.
- the support substrate includes the heat dissipation member
- heat dissipation efficiency and heat dissipation performance of the support substrate may be improved, and heat dissipation performance may be improved.
- the embodiment can improve heat dissipation efficiency and heat dissipation performance.
- FIG. 1 is a perspective view of a camera device according to an embodiment.
- FIG. 2 is a perspective view of the camera device with the cover member removed.
- FIG. 3 is an exploded perspective view of the camera device of FIG. 1;
- FIG. 4A is a cross-sectional view of the camera device in the direction AB of FIG. 1 .
- Fig. 4b is a cross-sectional view of the camera device in the CD direction of Fig. 1;
- 4C is a cross-sectional view of the camera device in the EF direction of FIG. 1 .
- FIG. 5 is an exploded perspective view of the AF driving unit of FIG. 3 .
- FIG. 6 is a perspective view of a bobbin, a sensing magnet, a balancing magnet, a first coil, a circuit board, a first position sensor, and a capacitor.
- FIG. 7A is a perspective view of a bobbin, a housing, a circuit board, an upper elastic member, a sensing magnet, and a balancing magnet.
- FIG. 7B is a perspective view in which wires are added to FIG. 7A.
- FIG. 8 is a bottom perspective view of a housing, a bobbin, a lower elastic member, a magnet, and a circuit board.
- FIG. 9 is a perspective view of an image sensor unit.
- FIG. 10A is a first exploded perspective view of the image sensor unit of FIG. 9 .
- FIG. 10B is a second exploded perspective view of the image sensor unit of FIG. 9 .
- Fig. 10c is an enlarged view of the groove of the projection of the holder of Fig. 10a.
- FIG. 10D is an enlarged view of the reinforcing member of FIG. 10A.
- FIG. 10E is an enlarged view of the groove of the base of FIG. 10A.
- Fig. 10F is an enlarged view of the groove of the holder for placing the reinforcing member of Fig. 10B.
- FIG. 11 is a bottom perspective view of the holder, the reinforcing member, the first substrate unit, the support substrate, the base, and the second substrate unit of FIG. 10A.
- 12A is a plan view of a holder, a first substrate portion, an image sensor, a second coil, an OIS position sensor, and a capacitor.
- 12B is a plan view of a first substrate, an image sensor, a second coil, an OIS position sensor, and a capacitor.
- FIG. 13 is a rear perspective view of the holder and the first substrate unit.
- FIG. 14 is a perspective view of a base, reinforcing member and supporting member.
- 15 is a bottom view of the first substrate portion, the support substrate, and the first heat dissipation member.
- 16 is a bottom perspective view of the first substrate portion, the support substrate, and the first heat dissipation member.
- 17A is a first perspective view of a support substrate coupled to a holder and a base.
- 17B is a second perspective view of the support substrate coupled to the holder and the base.
- 19A is for explaining movement of the OIS moving unit in the X-axis direction.
- 19B is for explaining movement of the OIS moving unit in the y-axis direction.
- Fig. 19C explains clockwise rotation of the OIS moving part in case of 4-channel driving.
- 19D is for explaining the counterclockwise rotation of the OIS moving unit in case of 4-channel driving.
- 20A shows an embodiment of the magnet of FIG. 5 .
- 20B shows another embodiment of the magnet of FIG. 5 .
- 21A shows an example of the arrangement of first to third areas of the second substrate unit, an extension area, an AF moving unit and an OIS moving unit, and a control unit.
- FIG. 21B is a simplified cross-sectional view of the lens module, the first substrate, the image sensor, the first heat dissipation member, the second substrate, and the second heat dissipation member of FIG. 10A.
- 22A is a block diagram of a controller, first to third sensors, and a capacitor.
- FIG. 22b shows a capacitor according to a modified example of FIG. 22a.
- FIG. 24A is an enlarged view of a first dotted line portion in FIG. 23 .
- FIG. 24B is an enlarged view of the second dotted line portion of FIG. 23 .
- FIG. 24C is an enlarged view of a third dotted line portion in FIG. 23 .
- 25 shows terminals of the second substrate unit electrically connected to the support substrate.
- 26 illustrates an embodiment of wirings of the second substrate unit electrically connecting the control unit and a plurality of terminals of the second substrate unit.
- FIG. 27 shows a simplified conceptual diagram of the first wiring and the second wiring of the second substrate unit.
- 28A illustrates frequency response characteristics of a second position sensor and a second coil when a capacitor is not provided according to an embodiment.
- 28B shows frequency response characteristics of a second position sensor and a second coil according to an embodiment including a capacitor.
- 29 shows an arrangement of first to third capacitors according to another embodiment.
- FIG. 30A shows an arrangement of a first capacitor according to another embodiment.
- 30B shows an arrangement of second and third capacitors according to another embodiment.
- FIG. 31 shows a modified example of arrangement of the control unit of FIG. 21A.
- FIG. 32 shows another modified example of the arrangement of the controller of FIG. 21A.
- 33A is an exploded perspective view of a camera device according to another embodiment.
- FIG. 33B is a combined perspective view of the camera device of FIG. 33A.
- 34A is a cross-sectional view of a camera device in a direction AB of FIG. 1 according to another embodiment.
- FIG. 34B is a cross-sectional view of the camera device according to the embodiment of FIG. 34A in the CD direction of FIG. 1 .
- FIG. 34C is a cross-sectional view of the camera device according to the embodiment of FIG. 34A in the EF direction of FIG. 1 .
- 35A is a first exploded perspective view of the image sensor unit according to the embodiment of FIG. 34A.
- FIG. 35B is a second exploded perspective view of the image sensor unit according to the embodiment of FIG. 34A.
- FIG. 36 is a bottom perspective view of the holder, the terminal unit, the first substrate unit, the support substrate, the base, and the second substrate unit of FIG. 35A.
- FIG. 37 is a bottom view of the first substrate portion, the support substrate, and the first heat dissipation member and the heat dissipation member of FIG. 35A.
- FIG. 38 is a perspective view of the first substrate portion, the supporting substrate, and the heat dissipation members of FIG. 35A.
- FIG. 39 is a simplified cross-sectional view of the lens module, the first substrate, the image sensor, the second substrate, and the heat dissipation member of FIG. 35A.
- FIG. 40 is a bottom plan view of the first substrate portion, the support substrate, and the heat dissipation member of FIG. 35A.
- FIG. 41A is a view in which a heat dissipation member is added to FIG. 40 .
- 41B shows another embodiment of a portion of a heat dissipation member in contact with a conductive layer of a supporting substrate.
- 41C is a modified example of the heat dissipation member of FIG. 41A.
- FIG. 42A is an enlarged view of a portion of FIG. 34A.
- FIG. 42B is a cross-sectional view of the first substrate unit, the supporting substrate, and the heat dissipation members of FIG. 42A according to an exemplary embodiment.
- FIG. 42C shows an arrangement of a heat radiating member and a heat radiating member of a supporting substrate according to another embodiment.
- 43A is a perspective view of the camera device from which the cover member is removed.
- FIG. 43B shows a heat dissipation member connecting the cover member of FIG. 43A and the supporting substrate.
- 44A is a modified example of FIG. 43A.
- 44B is a modified example of FIG. 43B.
- 45A shows a perspective view of an optical device according to an embodiment
- 45B shows a perspective view of an optical device according to another embodiment.
- 45C shows a perspective view of an optical device according to another embodiment.
- FIG. 46 shows a configuration diagram of the optical device shown in FIG. 45A, 45B or 45C.
- the technical idea of the present invention is not limited to some of the described embodiments, but can be implemented in various different forms, and if it is within the scope of the technical idea of the present invention, one or more of the components between the embodiments can be selectively can be used by combining and substituting.
- first, second, A, B, (a), and (b) may be used to describe components of an embodiment of the present invention. These terms are only used to distinguish the component from other components, and the term is not limited to the nature, order, or order of the corresponding component.
- the component when a component is described as being 'connected', 'coupled' or 'connected' to another component, the component is not only directly connected to, combined with, or connected to the other component, but also with that component. It may also include the case of being 'connected', 'combined', or 'connected' due to another component between the other components.
- the top (top) or bottom (bottom) when it is described as being formed or disposed on the "top (above) or bottom (bottom)" of each component, the top (top) or bottom (bottom) is not only a case where two components are in direct contact with each other, but also one A case in which another component above is formed or disposed between two components is also included.
- up (up) or down (down) it may include the meaning of not only the upward direction but also the downward direction based on one component.
- the AF driving unit may be referred to as a lens driving unit, a lens driving unit, a voice coil motor (VCM), an actuator, or a lens moving device
- VCM voice coil motor
- the term “coil” is referred to as a coil unit ( coil unit) or “coil unit”
- the term “elastic member” may be replaced with an elastic unit or a spring.
- terminal may be replaced with a pad, an electrode, a conductive layer, or a bonding portion.
- board portion printed circuit board
- circuit board circuit board
- substrate substrate
- parallel connection may mean electrical or circuit parallel connection.
- the camera device is described using a Cartesian coordinate system (x, y, z), but it may be described using another coordinate system, and the embodiment is not limited thereto.
- the x-axis and the y-axis mean directions perpendicular to the z-axis, which is the optical axis direction, and the optical axis direction may be the same direction as the optical axis OA or a direction parallel to the optical axis OA.
- the z-axis direction which is the optical axis OA direction, may be referred to as a 'first direction'
- the x-axis direction may be referred to as a 'second direction'
- the y-axis direction may be referred to as a 'third direction'.
- the x-axis direction may be expressed as 'any one of the first horizontal direction and the second horizontal direction'
- the y-axis direction may be expressed as 'the other one of the first horizontal direction and the second horizontal direction'.
- the optical axis may be an optical axis of a lens mounted on the lens barrel.
- the first direction may be a direction perpendicular to the imaging area of the image sensor.
- the optical axis direction may be a direction parallel to the optical axis.
- a camera device may perform an 'auto focusing function'.
- the auto-focusing function refers to automatically focusing an image of a subject on the image sensor surface.
- the camera device may be expressed as a “camera module”, “camera assembly”, “camera unit”, “camera”, “imaging device”, or “lens moving device”.
- the camera device may perform 'hand shake correction function'.
- the hand shake correction function refers to preventing the outline of a captured image from being clearly formed due to vibration caused by a user's hand shake when capturing a still image.
- FIG. 1 is a perspective view of a camera device 10 according to an embodiment
- FIG. 2 is a perspective view of the camera device 10 from which the cover member 300 is removed
- FIG. 3 is an exploded perspective view of the camera device 10 of FIG. 1
- FIG. 4A is a cross-sectional view of the camera device 10 in the AB direction of FIG. 1
- FIG. 4B is a cross-sectional view of the camera device 10 in the CD direction of FIG. 1
- FIG. 5 is an exploded perspective view of the AF driver 100 of FIG. 3, and FIG.
- FIG. 6 is a bobbin 110, a sensing magnet 180, a balancing magnet 185, a first coil 120, and a circuit
- FIG. 7 is a bobbin 110, a housing 140, a circuit board 190, an upper elastic member 150, and a sensing magnet.
- FIG. 8 is a bottom perspective view of the housing 140, the bobbin 110, the lower elastic member 160, the magnet 130, and the circuit board 190.
- the camera device 10 may include an image sensor unit 350 .
- the camera device 10 may further include an AF driver 100 .
- the AF driving unit 100 may include an AF moving unit.
- the image sensor unit 350 may include an OIS driver.
- the OIS driving unit may include an OIS moving unit.
- One of the AF moving unit and the OIS moving unit may be the first moving unit, and the other one of the AF moving unit and the OIS moving unit may be the second moving unit.
- the camera device 10 may further include at least one of the cover member 300 and the lens module 400 .
- the cover member 300 and the base 210 to be described later may constitute a case.
- the AF driving unit 100 is coupled to the lens module 400, moves the lens module in the direction of the optical axis (OA) or in a direction parallel to the optical axis, and performs the auto focusing function of the camera device 10 by the AF driving unit 100. can be performed
- the AF moving unit may include the bobbin 110 and a component coupled to the bobbin. Also, the AF moving unit may include the lens module 400 .
- the image sensor unit 350 may include an image sensor 810 .
- the image sensor unit 350 (or OIS driver) may include an OIS moving unit including the image sensor 810 .
- the image sensor unit 350 may move the OIS moving unit (eg, the image sensor 810) in a direction perpendicular to the optical axis.
- the image sensor unit 350 may tilt or rotate (or roll) the OIS moving unit (eg, the image sensor 810) based on the optical axis or using the optical axis as a rotational axis.
- a hand shake correction function of the camera device 10 may be performed by the image sensor unit 350 .
- the image sensor 810 may include an imaging area for detecting light passing through the lens module 400 .
- the imaging area may be expressed as an effective area, a light-receiving area, an active area, or a pixel area.
- the imaging area of the image sensor 810 is a region where light passing through the filter 610 is incident and an image including the light is formed, and may include at least one unit pixel.
- the imaging area may include a plurality of unit pixels.
- the AF driving unit 100 may be referred to as a "lens moving unit” or a “lens driving device”. Alternatively, the AF driving unit 100 may be expressed as “first moving unit (or second moving unit)”, “first actuator (or second actuator)” or “AF driving unit”.
- the image sensor unit 350 may be expressed as an “image sensor moving unit” or an “image sensor shift unit”, a “sensor moving unit”, or a “sensor shift unit”.
- the image sensor unit 350 may be expressed as a second moving unit (or first moving unit) or “second actuator (or first actuator)”.
- the AF driver 100 may move the lens module 400 in the optical axis direction.
- the AF driver 100 may move the bobbin 110 in the optical axis direction.
- the AF driver 100 may include a bobbin 110 , a first coil 120 , a magnet 130 , and a housing 140 .
- the AF driver 100 may further include an upper elastic member 150 and a lower elastic member 160 .
- the AF driver 100 may further include a first position sensor 170, a circuit board 190, and a sensing magnet 180 for AF feedback driving. Also, the AF driving unit 100 may further include at least one of a balancing magnet 185 and a capacitor 195.
- the bobbin 110 may be disposed inside the housing 140, and the optical axis OA direction or the first direction (eg, Z-axis direction) by electromagnetic interaction between the first coil 120 and the magnet 130 can be moved to
- the bobbin 110 may be combined with the lens module 400 or may have an opening for mounting the lens module 400 thereon.
- the opening of the bobbin 110 may be a through hole penetrating the bobbin 110 in the optical axis direction, and the shape of the opening of the bobbin 110 may be circular, elliptical, or polygonal, but is not limited thereto. .
- the lens module 400 may include at least one lens or/and a lens barrel.
- the lens module 400 may include one or more lenses and a lens barrel accommodating the one or more lenses.
- one configuration of the lens module is not limited to the lens barrel, and any holder structure capable of supporting one or more lenses may be used.
- the lens module 400 may be screwed to the bobbin 110 as an example.
- the lens module 400 may be coupled to the bobbin 110 by an adhesive (not shown). Meanwhile, light passing through the lens module 400 may pass through the filter 610 and be irradiated to the image sensor 810 .
- the bobbin 110 may include at least one protrusion 111A, 111B provided on an outer surface.
- at least one of the protrusions 111A and 111B may protrude in a direction parallel to a straight line perpendicular to the optical axis OA, but is not limited thereto.
- the bobbin 110 may include two protrusions 111A and 111B positioned opposite to each other.
- the protruding portions 111A and 111B of the bobbin 110 correspond to the groove portion 25a of the housing 140 and may be inserted or disposed in the groove portion 25a of the housing 140, and the bobbin 110 is centered on the optical axis. As a result, rotation beyond a certain range can be suppressed or prevented.
- the bobbin 110 may include a protrusion 146A protruding in a direction perpendicular to the optical axis.
- the protruding portion 146A of the bobbin 110 may be disposed at a corner portion of the bobbin 110 .
- the housing 140 may include a groove 146B that corresponds to, faces, or overlaps the protrusion 146A of the bobbin 110 . At least a portion of the protrusion 146A of the bobbin 110 may be disposed within the groove 146B of the housing 140 .
- the protrusion 146A of the bobbin 110 serves as a stopper to allow the bobbin 110 to move within a prescribed range in the direction of the optical axis (eg, a direction from the upper elastic member 150 to the lower elastic member 160) can
- a first escape groove 112a for avoiding spatial interference with the first frame connecting portion 153 of the upper elastic member 150 may be provided on the upper surface of the bobbin 110 .
- a second escape groove 112b may be provided on the lower surface of the bobbin 110 to avoid spatial interference with the second frame connecting portion 163 of the lower elastic member 160 .
- the bobbin 110 may include a first coupling portion 116a for coupling and fixing to the upper elastic member 150 .
- the first coupling part 116a of the bobbin 110 may have a protruding shape, but is not limited thereto, and may be flat or grooved in other embodiments.
- the bobbin 110 may include a second coupling portion 116b for coupling and fixing to the lower elastic member 160 .
- the second coupling portion 116b may have a protruding shape, but is not limited thereto, and may have a flat or grooved shape in other embodiments.
- a groove 105 into which the first coil 120 is seated, inserted, or disposed may be provided on an outer surface of the bobbin 110 .
- the groove 105 of the bobbin 110 may have a shape matching the shape of the first coil 120 or a closed curve shape (eg, a ring shape).
- the bobbin 110 may be provided with a first seating groove 26a in which the sensing magnet 180 is seated, inserted, fixed, or disposed.
- the outer surface of the bobbin 110 may be provided with a second seating groove 26b in which the balancing magnet 185 is seated, inserted, fixed, or disposed.
- first and second seating grooves 26a and 26b of the bobbin 110 may be formed on outer surfaces of the bobbin 110 facing each other.
- first seating groove 26a may be formed on the first protrusion 111A of the bobbin 110
- second seating groove 26b may be formed on the second protrusion 111B of the bobbin 110.
- the bobbin 110 may include a guide protrusion 104A for guiding a portion of the first frame connecting portion 153 of the upper elastic member 150 .
- the guide protrusion 104A may protrude from the bottom surface of the relief part 112a of the bobbin 110.
- a damper may be disposed between the bobbin 110 and the upper elastic member 150.
- a damper 48 may be disposed between the upper elastic member 150 and the housing 140 .
- the damper 48 may be disposed between the bobbin 110 and the first frame connecting portion 153 of the upper elastic member 150, and may be in contact with, coupled to, or attached to both.
- the upper elastic member 150 may include an extension (or protrusion) 155 extending from the first frame connection part 153 .
- the extension part 155 may be spaced apart from each of the outer frame 152 and the inner frame 151 .
- the extension part 155 may be spaced apart from one end of the first frame connection part 153 connected to the inner frame 151 and the other end of the first frame connection part 153 connected to the outer frame 152.
- the extension part 155 may extend onto the upper surface of the housing 150 .
- the extension part 155 may extend on the top surface of the bobbin 110 .
- a part (or end) of the extension part 155 may be disposed on the damper 48 disposed on the upper surface of the bobbin 110 and may overlap with the damper 48 .
- the bobbin 110 may include a receiving portion 104B for accommodating or disposing the damper 48 .
- the accommodating portion 104B may be a groove.
- the receiving part 104B may be recessed from the bottom surface of the relief part 112a of the bobbin 110.
- the damper 48 may be disposed between the receiving portion 104B of the bobbin 110 and the extension portion 155 of the upper elastic member 150, and may be in contact with, coupled to, or attached to both.
- the damper 48 may play a role of buffering or absorbing vibration of the bobbin 110 by being in contact with or attached to the extension part 155 and the accommodating part 104B of the bobbin 110 .
- the damper 48 may be formed of a damping member (eg, silicon).
- the groove 146 of the housing 140 may serve to accommodate or store the damper 48 so that it does not flow down.
- the first coil 120 is disposed on the bobbin 110 or coupled with the bobbin 110 .
- the first coil 120 may be disposed on or coupled to the outer surface of the bobbin 110 .
- the first coil 120 may wrap the outer surface of the bobbin 110 in a rotational direction about the optical axis OA, but is not limited thereto.
- the first coil 120 may be directly wound on the outer surface of the bobbin 110, but is not limited thereto. According to another embodiment, the first coil 120 is wound on the bobbin 110 using a coil ring. It may be wound or provided as an angular ring-shaped coil block.
- Power or a driving signal may be provided to the first coil 120 .
- the power or driving signal provided to the first coil 120 may be a DC signal or an AC signal, or may include a DC signal and an AC signal, and may be in the form of voltage or current.
- the first coil 120 may form electromagnetic force through electromagnetic interaction with the magnet 130 when a driving signal (eg, driving current) is supplied, and the bobbin 110 moves in the direction of the optical axis OA by the formed electromagnetic force. can be moved
- a driving signal eg, driving current
- the bobbin 110 may be moved in an upward or downward direction, which is referred to as bi-directional driving of the AF movable unit.
- the bobbin 110 may be moved upward, which is referred to as unidirectional driving of the AF movable unit.
- the first coil 120 may be disposed to correspond to or overlap the magnet 130 disposed on the housing 140 in a direction perpendicular to the optical axis OA and parallel to a straight line passing through the optical axis. there is.
- the AF movable unit may include a bobbin 110 and elements coupled to the bobbin 110 (eg, the first coil 120, the sensing magnet 180, and the balancing magnets 180 and 185).
- the AF The movable unit may further include a lens module 400 .
- the initial position of the AF movable unit is the initial position of the AF movable unit in a state in which power is not applied to the first coil 120, or the upper and lower elastic members 150 and 160 are elastically deformed only by the weight of the AF movable unit. It may be a position where the movable part is placed.
- the initial position of the bobbin 110 is the position where the AF movable part is placed when gravity acts in the direction from the bobbin 110 to the base 210 or, conversely, when gravity acts in the direction from the base 210 to the bobbin 110. can be
- the sensing magnet 180 may provide a magnetic field for the first position sensor 170 to sense, and the balancing magnet 185 cancels the influence of the magnetic field of the sensing magnet 180, and the sensing magnet 180 and can play a role in balancing the weight.
- the sensing magnet 180 may be alternatively expressed as a “sensor magnet” or a “second magnet”.
- the sensing magnet 180 may be disposed on the bobbin 110 or coupled to the bobbin 110 .
- the sensing magnet 180 may be disposed to face the first position sensor 170 .
- the balancing magnet 185 may be disposed on the bobbin 110 or coupled to the bobbin 110 .
- the balancing magnet 185 may be disposed on the opposite side of the sensing magnet 180 .
- each of the sensing and balancing magnets 180 and 185 may be a unipolar magnetized magnet having one N pole and one S pole, but is not limited thereto.
- each of the sensing and balancing magnets 180 and 185 may be a bipolar magnet or a 4-pole magnet including two N poles and two S poles.
- the sensing magnet 180 may move in the optical axis direction together with the bobbin 110, and the first position sensor 170 may detect the strength or magnetic force of the magnetic field of the sensing magnet 180 moving in the optical axis direction. An output signal according to the results obtained can be output.
- the strength or magnetic force of the magnetic field detected by the first position sensor 170 may change according to the displacement of the bobbin 110 in the direction of the optical axis, and the first position sensor 170 is proportional to the strength of the detected magnetic field.
- the displacement of the bobbin 110 in the optical axis direction can be detected using the output signal of the first position sensor 170.
- the housing 140 is disposed inside the cover member 300 .
- the housing 140 may be disposed on the image sensor unit 350 .
- the housing 140 may accommodate the bobbin 110 therein, and may support the magnet 130, the first position sensor 170, and the circuit board 190.
- the housing 140 may have a hollow column shape as a whole.
- the housing 140 may have a polygonal (eg, quadrangular or octagonal) or circular opening, and the opening of the housing 140 may be in the form of a through hole penetrating the housing 140 in the optical axis direction.
- the housing 140 may include side portions corresponding to or opposite to the side plate 302 of the cover member 300 and corners corresponding to or opposite to corners of the cover member 300 .
- a gap may exist between the outer surface of the housing 140 and the inner surface of the side plate 302 of the cover member 300 at the initial position of the OIS moving unit.
- the gap between the outer surface of the housing 140 and the inner surface of the side plate 302 of the cover member 300 may be 0.05 [mm] to 1 [mm].
- the gap may be 0.1 [mm] to 0.5 [mm].
- the housing 140 may include a stopper 145 provided on the top, top, or top of the cover member 300.
- the housing 140 may include a mounting groove 14A (or groove) for accommodating the circuit board 190 therein.
- the mounting groove 14A may have a shape identical to that of the circuit board 190 .
- the housing 140 may include protrusions 44A and 44B surrounding at least one of the circuit board 190 and the support substrate 310 .
- the protrusions 44A and 44B may be disposed or formed on the outer surface of the housing 140 .
- the protrusions 44A and 44B may be disposed or formed on the outer surface of the side of the housing 140 .
- the protrusions 44A and 44B may be interchangeably expressed as "protection parts", “supporting parts”, “extension parts", or guide parts.
- the protrusions 44A and 44B of the housing 140 may cover at least a portion of the circuit board 190 and at least a portion of the support substrate 310 .
- the housing 140 may include a first protrusion 44A disposed on a first side of the housing and a second protrusion 44B disposed on a second side of the housing 140 .
- the first protrusion 44A and the second protrusion 44B may be positioned opposite each other with respect to the optical axis OA or the bobbin 110 .
- the second protrusion 44B may be omitted.
- the circuit board 190 may be disposed within the first protrusion 44A.
- the mounting groove 14A may be formed in the first protrusion 44A.
- each of the first protrusion 44A and the second protrusion 44B is connected to the first part 47A connected to the upper surface of the housing 140 and connected to the first part 47A and connected to the side of the housing 140.
- a spaced second part 47B may be included.
- the first part 47A of the first protrusion 44A may be connected to the upper surface of the first side of the housing 140
- the first part 47A of the second protrusion 44B may be connected to the upper surface of the first side of the housing 140. It may be connected to the upper surface of the second side part.
- the first portion 47A may protrude from the upper surface of the housing 140 toward an optical axis or toward an inner surface of the top plate 301 of the cover member 300 .
- circuit board 190 may be positioned between the first portion 47A and the second portion 47B of the first protrusion 44A.
- at least a portion of the support substrate 310 may be positioned between the first portion 47A and the second portion 47B of the first protrusion 44A.
- the housing 140 may include an opening for exposing the terminals B1 to B4 of the terminal unit 95 of the circuit board 190 , and the opening may be formed at a side of the housing 140 .
- one protrusion 44A of the housing 140 may include an opening for exposing the terminals B1 to B4 of the terminal unit 95 .
- Each of the first protrusion 44A and the second protrusion 44B of the housing 140 may include a third portion 47C extending from the second portion 47B.
- the third part 47C extends from the bottom or lower end of the second part 47B in a direction parallel to the outer surface of the first side (or second side) of the housing 140 (eg, the second horizontal direction). It can be extended or protruded.
- the third portion 47C may include a 3-1 portion extending from one end of the second portion 47B and a 3-2 portion extending from the other end of the second portion.
- the portion and the 3-2 portion may extend or protrude in opposite directions.
- An adhesive or a sealing member may be disposed between the protrusions 44A and 44B of the housing 140 and the cover member 300 .
- an adhesive or sealing member
- the protrusions 44A and 44B may increase a bonding area of the cover member 300 with the side plate, and may stably couple the housing 140 and the cover member 300 without interference of the support substrate 310 .
- At least one first coupling part 143 coupled to the first outer frame 152 of the upper elastic member 150 may be provided on the top, top, or top surface of the housing 140 .
- a second coupling part coupled to and fixed to the second outer frame 162 of the lower elastic member 160 may be provided at the bottom, bottom, or lower surface of the housing 140 .
- each of the first and second coupling parts of the housing 140 may have a flat surface, a protrusion shape, or a groove shape.
- a hole 147 which is a path through which the support member 220 passes, may be formed at a corner of the housing 140.
- the hole 147 may be a through hole passing through the housing 140 in the optical axis direction.
- the hole 147 may include a portion whose diameter increases in a direction from the upper surface of the housing 140 to the lower surface.
- a hole viewed from the bottom may have a funnel or cone shape.
- the hole may be recessed from the outer surface of the corner portion of the housing 140, and at least a portion of the hole may be open to the outer surface of the corner portion.
- the number of holes 147 of the housing 140 may be the same as the number of support members.
- the magnet 130 may be disposed, coupled, or fixed to the housing 140 as a fixed part.
- the magnet 130 may be disposed, coupled, or fixed to the side of the housing 140 .
- the magnet 130 may include an AF driving magnet 71A for AF driving.
- the magnet 130 may include an OIS driving magnet 71B for driving the OIS.
- the driving magnet 71A for AF may be expressed as one of the first magnet and the second magnet
- the driving magnet 71B for OIS may be expressed as the other one of the first magnet and the second magnet.
- the magnet 130 may be disposed, coupled, or fixed to a corner portion of the housing.
- the magnet 130 may include a plurality of magnet units.
- the magnet 130 may include first to fourth magnet units 130 - 1 to 130 - 4 disposed in the housing 140 .
- the magnet 130 may include two or more magnet units.
- the magnet 130 may be disposed on at least one of a side or a corner of the housing 140 .
- at least a portion of the magnet 130 may be disposed on a side or corner of the housing 140 .
- at least a portion of the magnet 130 may be disposed on the side of the housing 140, and the other portion may be disposed at a corner of the housing 140.
- each of the magnet units 130-1 to 130-4 may include a first part disposed at a corresponding one of the four corners of the housing 130.
- each of the magnet units 130-1 to 130-4 may include a second part disposed on one side of the housing 140 adjacent to the one corner of the housing 140.
- first magnet unit 130-1 and the third magnet unit 130-3 may be located on opposite sides of the housing 140 in a first horizontal direction (eg, Y-axis direction).
- second magnet unit 130-2 and the fourth magnet unit 130-4 may be located on opposite sides of the housing 140 in a second horizontal direction (eg, an X-axis direction).
- first magnet unit 130-1 and the third magnet unit 130-3 may be arranged side by side in a second horizontal direction (eg, X-axis direction), and the second magnet unit 130-2 and the fourth magnet unit 130-4 may be disposed side by side in a first horizontal direction (eg, a Y-axis direction).
- the magnet 130 may be disposed on the housing 140 such that at least a portion of the magnet 130 overlaps the first coil 120 in a direction perpendicular to the optical axis OA and parallel to a straight line passing through the optical axis OA.
- the magnet 130 may include a monopole magnetized magnet or a dipole magnet including one N-pole region and one S-pole region. In another embodiment, the magnet 130 may include a bipolar magnet or a 4-pole magnet including two N-pole regions and two S-pole regions. In another embodiment, the magnet 130 may include a unipolar magnetized magnet and a bipolar magnetized magnet.
- the magnet 130 may include an AF magnet (or AF driving magnet) for performing an AF operation and an OIS magnet (or OIS driving magnet) for performing an OIS operation.
- the magnet 130 may be a common magnet for performing an AF operation and an OIS operation.
- 20A shows an embodiment of the magnet 130 of FIG. 5 .
- the magnet 130 may include a first magnet 71A as a magnet for AF and a second magnet 71B as a magnet for OIS disposed under the first magnet 71A.
- the first magnet 71A may be a two-pole magnet including one N-pole region and one S-pole region.
- the first magnet 71A, the N-pole region and the S-pole region may be disposed to face or face each other in a direction perpendicular to the optical axis.
- the first magnet 71A may be a 4-pole magnet including two N-pole regions and two S-pole regions.
- the first magnet 71A may include a plurality of magnet units 71A1 to 71A4. As described above, each of the plurality of magnet units 71A1 to 71A4 may be a two-pole magnet or a four-pole magnet. For example, the magnet units 71A1 to 71A4 may have the same size and shape as each other. For example, the two magnet units 71A1 and 71A3 opposite to each other in the first diagonal may have the same size and shape, and the other two magnet units 71A2 and 71A4 opposite to each other in the second diagonal may have the same size. and can have the shape
- the size and shape of the two magnet units 71A1 and 71A3 may be different from those of the other two magnet units 71A2 and 71A4.
- the length of the long side of each of the two magnet units 71A1 and 71A3 may be greater than the length of the long side of each of the remaining two magnet units 71A2 and 71A4.
- the length of the short side of each of the two magnet units 71A1 and 71A3 may be the same as the length of the short side of each of the remaining two magnet units 71A2 and 71A4.
- the second magnet 71B may be a 4-pole magnet including two N-pole regions and two S-pole regions.
- the second magnet 71B includes the first magnet part 30A, the second magnet part 30B, and the partition wall 30C disposed between the first magnet part 30A and the second magnet part 30B.
- the barrier rib 30C may be a non-magnetic material or air, and the barrier rib may be expressed as a “neutral zone” or a “neutral area”.
- the second magnet 71B may be a two-pole magnet including one N-pole region and one S-pole region.
- first magnet part 30A and the second magnet part 30B may be spaced apart from each other in a direction perpendicular to the first direction (or optical axis direction).
- first magnet part 30A may include a first N-pole region and a first S-pole region that face or face each other in the optical axis direction.
- the second magnet part 30B may include a second N-pole region and a second S-pole region that face or face each other in the optical axis direction.
- the first N-pole region (or first S-pole region) of the first magnet part 30A and the second S-pole region (or second N-pole region) of the second magnet part 30B are in a direction perpendicular to the optical axis. can face each other or face each other.
- the second magnet 71B may include a plurality of magnet units 71B1 to 71B4. As described above, each of the plurality of magnet units 71B1 to 71B4 may be a 4-pole magnet. In another embodiment, each of the magnet units 71B1 to 71B4 may be a two-pole magnet. In the optical axis direction, each of the magnet units 71B1 to 71B4 may face or overlap a corresponding one of the second coil units 230-1 to 230-4.
- the magnet units 71B1 to 71B4 may have the same size and shape as each other.
- the two magnet units 71B1 and 71B3 that are diagonally opposite to each other may have the same size and shape
- the other two magnet units 71B2 and 71B4 that are diagonally opposite to each other may have the same size. and can have the shape
- the size and shape of the two magnet units 71B1 and 71B3 may be different from those of the other two magnet units 71B2 and 71B4.
- the length of the long side of each of the two magnet units 71B1 and 71B3 may be greater than the length of the long side of each of the remaining two magnet units 71B2 and 71B4.
- the length of the short side of each of the two magnet units 71B1 and 71B3 may be the same as the length of the short side of each of the remaining two magnet units 71B2 and 71B4.
- the second magnet 71B may be disposed under the first magnet 71A.
- the second magnet 71B may be disposed on the lower surface of the first magnet 71A.
- the upper surface of the second magnet 71B may come into contact with the lower surface of the first magnet 71A, or may be fixed or coupled to the lower surface of the first magnet 71A by an adhesive.
- at least a portion of the first magnet 71A may overlap at least a portion of the second magnet 71B in the first direction (or optical axis direction).
- the second magnet may be spaced apart from the first magnet.
- a part of the housing 140 may be disposed between the first magnet and the second magnet.
- a barrier rib or a yoke may be disposed between the spaced first and second magnets.
- the length T2 of the second magnet 71B in the optical axis direction may be shorter than the length T1 of the first magnet 71A in the optical axis direction (T2 ⁇ T1). In another embodiment, T2 may be greater than or equal to T1.
- the length L2 of the long side of the second magnet 71B may be equal to or smaller than the length L1 of the long side of the first magnet 71A (L2 ⁇ L1). In another embodiment, L2 may be greater than L1.
- the width W2 (or the length of the short side) of the second magnet 71B may be smaller than or equal to the width W1 (or the length of the short side) of the first magnet 71A (W2 ⁇ W1). In another embodiment, W2 may be greater than W1.
- the first coil 120 may face or overlap the first magnet 71A in a direction perpendicular to the first direction (or optical axis direction) at the initial position of the AF moving unit.
- the N-pole region of the first magnet 71A may be disposed to face the first coil 120 or the N-pole region may be located closer to the first coil 120 than the S-pole region, but in other embodiments In , it may be arranged conversely.
- At least a portion of the first magnet 130 may overlap at least a portion of the second coil 230 in the first direction (or optical axis direction) from the initial position of the OIS moving unit.
- at least a portion of the second magnet 71B may overlap at least a portion of the second coil 230 in the first direction (or optical axis direction) from the initial position of the OIS moving unit.
- the length L2 of the long side of the second magnet 71B may be greater than the length L3 of the long side of the second coil 230 (L2>L3). In another embodiment, the length of the long side of the second magnet 71B may be smaller than or equal to the length of the long side of the second coil 230 .
- the width W2 (or the length of the short side) of the second magnet 71B may be greater than the length L4 of the short side of the second coil 230 (W2 > L4). In another embodiment, the length of the long side of the second magnet 71B may be smaller than or equal to the length of the long side of the second coil 230 .
- the length of the long side of each of the two magnet units 71B1 and 71B3 of the second magnet 71B is greater than the length of the long side of each of the coil units 230-1 and 230-3 of the second coil 230.
- the length of the long side of each of the two magnet units 71B1 and 71B3 may be equal to or greater than the length of the long side of each of the coil units 230-1 and 230-3.
- the length of the long side of each of the remaining two magnet units 71B2 and 71B4 of the second magnet 71B is greater than the length of the long side of each of the coil units 230-2 and 230-4 of the second coil 230.
- the length of the long side of each of the magnet units 71B2 and 71B4 may be equal to or smaller than the length of each of the long sides of the coil units 230 - 2 and 230 - 4 of the second coil 230 .
- the length of the short side of each of the first to fourth magnet units 71B1 to 71B4 of the second magnet 71B is equal to the length of the first to fourth coil units 230-1 to 230- 4) It may be smaller than the length of each short side. In another embodiment, the length of the short side of each of the first to fourth magnet units 71B1 to 71B4 may be greater than the length of the short side of each of the first to fourth coil units 230-1 to 230-4.
- FIG. 20B shows another embodiment of the magnet 130 of FIG. 5 .
- the second magnet 71BB of FIG. 20B may be a two-pole magnet including one N-pole region and one S-pole region.
- the description of the lengths T2, L2, and W2 of the second magnet 71B in FIG. 20A may be applied or inferred to the second magnet 71BB in FIG. 20B.
- the circuit board 190 may be disposed on the housing 140 , and the first position sensor 170 may be disposed or mounted on the circuit board 190 and may be electrically connected to the circuit board 190 .
- the circuit board 190 may be disposed in the mounting groove 14A of the housing 140, and terminals 95 of the circuit board 190 may be exposed to the outside of the housing 140.
- the circuit board 190 may include a terminal unit 95 (or terminal unit) including a plurality of terminals B1 to B4 to be electrically connected to external terminals or external devices.
- the plurality of terminals B1 to B4 of the circuit board 1900 may be electrically connected to the first position sensor 170 .
- the first position sensor 170 may be disposed on the housing 140 or/and the circuit board 190 .
- the first position sensor 170 may be disposed on the first surface of the circuit board 190, and the plurality of terminals B1 to B4 may be disposed on the second surface of the circuit board 190.
- the second surface of the circuit board 190 may be a surface opposite to the first surface of the circuit board 190 .
- the first surface of the circuit board 190 may be one surface of the circuit board 190 facing the bobbin 110 or the sensing magnet 180 .
- the circuit board 190 may be a printed circuit board or FPCB.
- the first position sensor 170 may be electrically connected to the circuit board 190 .
- the first position sensor 170 may be electrically connected to the first to fourth terminals B1 to B4 of the circuit board 190 .
- the circuit board 190 may include circuit patterns or wires (not shown) for electrically connecting the first to fourth terminals B1 to B4 and the first position sensor 170 .
- the first position sensor 170 is perpendicular to the optical axis OA and at least partially faces or overlaps the sensing magnet 180 in a direction parallel to a straight line passing through the optical axis OA.
- the first position sensor may not face or overlap the sensing magnet at the initial position of the AF movable unit.
- the first position sensor 170 serves to sense the movement, displacement or position of the bobbin 110 in the optical axis direction. That is, the first position sensor 170 may detect the magnetic field or the intensity of the magnetic field of the sensing magnet 180 mounted on the bobbin 110 according to the movement of the bobbin 110, and output an output signal according to the detected result. The movement, displacement, or position of the bobbin 110 in the optical axis direction can be sensed using the output of the first position sensor 170 .
- the first position sensor 170 may be a driver IC including a Hall sensor and a driver.
- the first position sensor 170 sends a driving signal to the first to fourth terminals and the first coil 120 for transmitting and receiving data with the outside using data communication using a protocol, for example, I2C communication. It may include fifth and sixth terminals for direct provision.
- each of the first to fourth terminals of the first position sensor 170 is electrically connected to a corresponding one of the first to fourth terminals B1 to B4 of the circuit board 190 by solder or conductive adhesive. can be connected to
- the fifth and sixth terminals of the first position sensor 170 may be electrically connected to the first coil 120 .
- the first position sensor 170 may be electrically connected to the first coil 120 through at least one of the upper elastic member 150 and the lower elastic member 160, and may transmit a driving signal to the first coil 120. can provide.
- a part of the first upper elastic unit 150-1 may be connected to one end of the first coil 120, and another part of the first upper elastic unit 150-1 may be electrically connected to the circuit board 190.
- a part of the second upper elastic unit 150-2 may be connected to the other end of the first coil 120, and another part of the second upper elastic unit 150-2 may be electrically connected to the circuit board 190.
- the circuit board 190 has a first pad 5A electrically connected to another part of the first upper elastic unit 150-1 and a first pad 5A electrically connected to another part of the second upper elastic unit 150-2. It may include 2 pads 5B.
- Each of the fifth and sixth terminals of the first position sensor 170 may be electrically connected to a corresponding one of the first and second pads 5A and 5B of the circuit board 190 .
- the first coil 120 may be electrically connected to the fifth and sixth terminals of the circuit board 190 and the first position sensor 170 by two lower elastic members.
- the first and second terminals B1 and B2 of the circuit board 190 may be power supply terminals for supplying power, and a third terminal ( B3) may be a terminal for transmitting and receiving a clock signal, and the fourth terminal B4 may be a terminal for transmitting and receiving a data signal.
- the first position sensor 170 may be a Hall sensor.
- the first position sensor 170 may include two input terminals to which driving signals or power are supplied and two output terminals to output sensing voltages (or output voltages).
- a driving signal may be provided to the first position sensor 170 through the first and second terminals B1 and B2 of the circuit board 190, and the output of the first position sensor 170 may output a third And it can be output to the outside through the fourth terminals B3 and B4.
- the first coil 120 may be electrically connected to the circuit board 190 .
- the circuit board 190 may further include two terminals apart from the first to fourth terminals B1 to B4, and a drive signal from the outside is applied to the first coil 120 through the two separate terminals. can be provided.
- a ground terminal among power terminals of the first position sensor 170 may be electrically connected to the cover member 300 .
- the capacitor 195 may be disposed or mounted on the first surface of the circuit board 190 .
- the capacitor 195 may be in the form of a chip.
- the chip may include a first terminal corresponding to one end of the capacitor 195 and a second terminal corresponding to the other end of the capacitor 195 .
- Capacitor 195 may alternatively be referred to as a "capacitive element" or a condenser.
- the capacitor 195 may be electrically connected in parallel to the first and second terminals B1 and B2 of the circuit board 190 for providing power (or a driving signal) to the first position sensor 170 from the outside. .
- the capacitor 195 may be electrically connected in parallel to terminals of the first position sensor 170 that are electrically connected to the first and second terminals B1 and B2 of the circuit board 190 .
- the capacitor 195 is electrically connected in parallel to the first and second terminals B1 and B2 of the circuit board 190 to include power signals GND and VDD provided to the first position sensor 170 from the outside. It can serve as a smoothing circuit that removes the ripple component that has been generated, and thereby provides a stable and constant power signal to the first position sensor 170 .
- the sensing magnet 180 may be disposed on the housing 140 and the first position sensor 170 may be disposed on the bobbin 110 .
- the balancing magnet 185 may be omitted.
- At least one of the upper elastic member 150 and the lower elastic member 160 may support the AF movable part, eg, a bobbin, or a lens module (eg, a lens barrel) with respect to the housing 140 as a fixed part.
- the upper elastic member 150 and the lower elastic member 160 may elastically support the bobbin 110 or the lens module 400 (eg, a lens barrel) with respect to the housing 140 .
- the camera device 10 according to the embodiment may include at least one of an upper elastic member 150 and a lower elastic member 160 .
- the upper elastic member 150 and the lower elastic member 160 may be coupled to the bobbin 110 and the housing 140 .
- the upper elastic member 150 may be coupled with the top, top, or top surface of the bobbin 110 and the top, top, or top surface of the housing 140
- the lower elastic member 160 is the bobbin 110
- the lower, lower, or lower surface of the housing 140 may be coupled with the lower, lower, or lower surface.
- the upper elastic member 150 and the lower elastic member 160 may elastically support the bobbin 110 with respect to the housing 140 .
- the upper elastic member 150 may include a plurality of upper elastic units (eg, 150-1 to 150-4) electrically isolated from each other or spaced apart from each other.
- the lower elastic member 160 is implemented as one elastic unit, but in another embodiment, it may include a plurality of lower elastic units electrically separated from each other or spaced apart from each other. In another embodiment, at least one of the upper elastic member and the lower elastic member may be implemented as a single unit or a single configuration.
- the upper elastic member 150 includes a first inner frame 151 coupled or fixed to the top, top surface, or top of the bobbin 110, and a first outer side coupled or fixed to the top, top surface, or top of the housing 140.
- the frame 152 and the first frame connecting portion 153 connecting the first inner frame 151 and the first outer frame 152 may be further included.
- the upper elastic member 150 may include the above-described extension portion 155.
- the lower elastic member 160 includes a second inner frame 161 coupled to or fixed to the bottom, bottom, or bottom of the bobbin 110, and a second outer frame 161 coupled to or fixed to the bottom, bottom, or bottom of the housing 140.
- a frame 162 and a second frame connecting portion 163 connecting the second inner frame 161 and the second outer frame 162 to each other may be included.
- the inner frame may be expressed by replacing the inner part
- the outer frame may be expressed by replacing the outer part
- the frame connecting part may be expressed by replacing the connecting part.
- Each of the first and second frame connectors 153 and 163 may be bent or curved (or curved) at least once to form a pattern having a predetermined shape.
- Each of the upper elastic member 150 and the lower elastic member 160 may be made of a conductive material, for example, a metal material.
- each of the upper elastic member 150 and the lower elastic member 160 may be formed of an elastic member, for example, a leaf spring.
- the second outer frame 152 of the first upper elastic unit 150-1 is coupled to or electrically connected to the first pad 5A of the circuit board 190. It may include a first bonding portion 4A, and the second outer frame 152 of the second upper elastic unit 150-2 is electrically connected to the second pad 5B of the circuit board 190. 2 bonding parts 4B may be included.
- At least one of the upper elastic member 150 or the lower elastic member 160 may include two elastic members.
- each of the two elastic members of any one of the upper elastic member 150 and the lower elastic member 160 may be coupled or electrically connected to a corresponding one of the first and second pads of the circuit board 190. and the first coil 120 may be electrically connected to the two elastic members.
- the first outer frame 152 of the upper elastic member 150 includes a first coupling portion 510 coupled to the housing 140, a second coupling portion 520 coupled to the support member 220, and a first coupling portion.
- a connection portion 530 connecting the portion 510 and the second coupling portion 520 may be included.
- the first coupling portion 510 may include a through hole or a hole to be coupled with the first coupling portion 143 of the housing 140 .
- the second coupling portion 520 may include a through hole or a hole for coupling with the support member 220 .
- the second coupling portion 520 may be coupled to the support member 220 by conductive adhesive or solder.
- the connecting portion 530 may include a bent portion that is bent at least once or a curved portion that is bent at least once, but is not limited thereto, and may have a straight line shape in other embodiments.
- FIG. 10A is a first disassembled perspective view of the image sensor unit 350 of FIG. 9, and FIG. 10B is a second disassembled perspective view of the image sensor unit 350 of FIG.
- Fig. 10c is an enlarged view of the groove of the protrusion of the holder of Fig. 10a
- Fig. 10d is an enlarged view of the reinforcing member 37 of Fig. 10a
- Fig. 10e is an enlarged view of the groove of the base of Fig. 10a
- Fig. 10f is an enlarged view of the groove
- FIG. 10B is an enlarged view of a holder groove for disposing the reinforcing member 37
- FIG. 10B is an enlarged view of a holder groove for disposing the reinforcing member 37
- FIG. 11 is an enlarged view of the holder 270, the reinforcing member 37, the first substrate unit 255, and the support substrate 310 of FIG. 10A.
- Base 210, and a bottom perspective view of the second substrate portion 800, Figure 12a is a holder (270).
- FIG. 12B is the first substrate 255, the image sensor 810, a plan view of the second coil 230, the OIS position sensor 240, and the capacitor 290
- Figure 13 is a rear perspective view of the holder 270 and the first substrate portion 255
- Figure 14 is It is a perspective view of the base 210, the reinforcing member 37, and the support member 220
- FIG. 15 is a bottom view of the first substrate portion 255, the support substrate 310, and the first heat dissipation member 280.
- 16 is a bottom perspective view of the first substrate unit 255, the support substrate 310, and the first heat dissipation member 280
- FIG. 17A is a support substrate 310 coupled to the holder 270 and the base 210.
- FIG. 17B is a second perspective view of the support substrate 310 coupled to the holder 270 and the base 210.
- the image sensor unit 350 may include a fixed unit and an OIS moving unit spaced apart from the fixed unit.
- the image sensor unit 350 may include a support unit connecting the fixed unit and the OIS moving unit.
- the support may include the support substrate 310 .
- the support may be an elastic member, for example, a leaf spring or a suspension wire, instead of the support substrate 310 .
- the fixed part may be a fixed part of the camera device 10 that does not move during OIS operation.
- the fixing part may include the second substrate part 800 .
- the fixing unit may include a configuration coupled to the second substrate unit 800 .
- the term board unit 255 or 800 may be expressed as a “board” or “circuit board” instead.
- the fixing unit may include a base 210 coupled to the second substrate unit 800 .
- the fixing unit may include a housing 140 of the AF driving unit and components disposed in the housing 140, for example, a magnet 130, a first position sensor 170, and a circuit board 180.
- the fixing unit may include a cover member 300 coupled to the base 210 .
- the OIS moving unit may be disposed inside the cover member 300 .
- the cover member 300 may accommodate the OIS moving unit and the support substrate 310 .
- the AF moving unit is also coupled to the housing 140 as a fixed unit by the elastic members 150 and 160, the AF moving unit may also be included in the fixed unit from the OIS point of view.
- the OIS moving unit may include an image sensor 810 .
- the OIS moving unit may further include a first substrate portion 255 spaced apart from the second substrate portion 800 and electrically connected to the second substrate portion 800 .
- the OIS moving unit may include components disposed on the first substrate unit 255 , for example, a second coil 230 , a second position sensor 240 , and a capacitor 290 .
- the OIS moving unit may further include at least one of the first heat dissipation member 280 and the holder 270 .
- the OIS moving unit may further include a heat dissipation member 1450 to be described later.
- the holder 270 may also be expressed as a "spacing member" instead.
- the holder 270 may be omitted and the second coil 230 may be disposed on the first substrate unit 255 , for example, the first circuit board 250 .
- the camera device 10 may include an elastic member for elastically supporting the OIS movable unit with respect to the fixed unit.
- the elastic member may include the support member 220 .
- the support member 220 may be in the form of a wire or a spring. Together with the support substrate 310, the support member 220 may elastically support the OIS movable unit with respect to the fixed unit.
- one end of the support member 220 may be coupled to the upper elastic member 150 (or the housing 140), and the other end of the support member 220 may be coupled to the holder 270.
- one end of the support member 220 may be coupled to the first outer frame 152 (eg, the second coupling part 520) of the upper elastic member 150 by solder or a conductive adhesive.
- the other end of the support member 220 may be disposed on the holder 270 by solder or conductive adhesive or coupled to the reinforcing member 37 coupled to the holder 270 .
- a damper DA may be disposed between one end of the support member 220 passing through the hole 147 of the housing 140 and the hole 147 of the housing 140 .
- the damper DA may be disposed within the hole 147 of the housing 140 and may be coupled or attached to at least a portion of the support member 220 and the housing 140 .
- the housing 140 may include a groove 147a that is recessed from the upper surface, and the groove 147a may be formed around the hole 147 .
- the hole 147 may be formed inside the groove 147a and may pass through the bottom surface of the groove 147a.
- the damper DA may be disposed in the groove 147a of the housing 140 .
- the housing 140 may include a groove 147a formed on an upper surface of each corner portion, and the damper DA may be disposed in the groove 147a formed in each corner portion of the housing 140 .
- the damper DA may be in contact with, attached to, or coupled to the second coupling part 520 of the upper elastic member 150 .
- the damper DA may be in contact with, attached to, or combined with at least a portion of the connection portion 530 of the upper elastic member 150 .
- the damper DA may be in contact with, attached to, or combined with one end of the support member 220 .
- the support members 220 may be disposed parallel to the optical axis direction.
- the support member 220 may be disposed at a corner of the housing 140 or/and a corner of the holder 270 .
- the support member 220 may include four wires 220-1 to 220-4. Each of the four wires 220 - 1 to 220 - 4 may be disposed at a corresponding one of the four corners of the housing 140 or/and the four corners of the holder 270 .
- a hole 271 through which at least a portion of the support member 220 passes may be formed in the holder 270 .
- a hole 271 through which the other end of the support member 220 passes may be formed at a corner of the holder 270 .
- a hole 271 may be formed at each of four corners of the holder 270 .
- the hole 271 may be a through hole penetrating the holder 270 in the optical axis direction, but may also have an escape groove shape in another embodiment.
- the hole 271 may include a portion whose diameter increases in a direction from the upper surface to the lower surface of the holder 270 .
- the hole 271 may be in the form of a through hole or a groove.
- the hole 271 may have a funnel shape or a cone shape.
- the diameter of the hole 271 may be constant.
- a damper contacting or adhering to the other end of the support member 220 may be disposed in the hole 271 of the holder 270 .
- the reinforcing member 37 may be combined with the holder 270 .
- the reinforcing member 37 may be disposed on an upper or lower surface of the holder 270 .
- the reinforcing member 37 may be disposed on or coupled to the lower surface of the corner of the holder 270 .
- a groove 28A for disposing the reinforcing member 37 may be formed in the holder 270 .
- the groove 28A may be formed on the lower surface of the corner of the holder 270 .
- the holder 270 may include at least one protrusion 28B, and the reinforcing member 37 may include at least one hole 81A to be coupled with the at least one protrusion 28B of the holder 270.
- the reinforcing member 37 and the holder 270 may be coupled to each other by adhesive or thermal fusion.
- the reinforcing member 37 may include a hole 71B into which the other end of the support member 220 is inserted or coupled.
- each of the holes 81A and 71B may be a through hole.
- the reinforcing member 37 may be expressed as a “terminal unit”, a “support unit”, a “coupling member”, a “metal plate”, or a “reinforcing plate”.
- the reinforcing member 37 may improve bonding force with the support member 220 .
- the reinforcing member 37 can improve the coupling force between the support member 220 and the holder 27, so that the moving OIS unit can be stably supported by the fixed unit.
- the reinforcing member 37 may include a body 81 coupled to the holder 270 .
- the body 81 may include a coupling portion coupled to the support member 220 .
- the coupling portion may include a coupling region 171A coupled to the support member 220 and a hole 171B formed in the coupling region 171A.
- the coupling area 171A may be a region of the body 81 to be coupled to the support member 220 by solder or conductive adhesive.
- the other end of the support member 220 passing through the hole 171B may be coupled to the lower or lower surface of the coupling region 171A by solder or a conductive adhesive.
- the body 81 may include at least one hole 171C formed around the coupling area 171A.
- the body 81 may include a plurality of holes 171C surrounding the coupling area 171A.
- the plurality of holes 171C may be spaced apart from the hole 171B.
- the body 81 may include a support portion 171D positioned between the plurality of holes 171C and supporting the coupling region 171A.
- the support part 171D may be expressed as a “connection part” or a “bridge” instead.
- the support part 171D may include a plurality of support parts spaced apart from each other.
- the support portion 171D may be connected to the coupling region 171A.
- the at least one hole 171C may serve to allow solder to be mainly formed only in the coupling region 171A due to interfacial tension (eg, surface tension) of the edge of the coupling region 171A during soldering.
- interfacial tension eg, surface tension
- the coupling area 171A needs to be heated.
- At least one hole 71C can suppress or block the transfer of heat from the coupling area 171A to other areas of the body 81. Solder may not be formed in other regions of the body 81 due to soldering. As a result, the at least one hole 171C may improve the solderability of the solder.
- the reinforcing member 37 may include an extension 82 extending from the body 81 .
- the extension part 82 may be bent downward from the body 81 and extended.
- the extension 82 may extend toward the hole 59 of the base 210 .
- the extension part 82 may be expressed as a "bending part" instead.
- the reinforcing member 37 may include four terminals 37A to 37D corresponding to the four wires 220-1 to 220-4. Each of the terminals 37A to 37D may be disposed at a corresponding one of the corners of the holder 270 and may be coupled to a corresponding one of the wires 220-1 to 220-4. For the structure of each of the terminals 37A to 37D, the description of FIG. 10A may be applied or applied accordingly.
- the reinforcing member 37 may include a metal material.
- the reinforcing member 37 may be formed of a conductive material. In another embodiment, the reinforcing member 37 may be formed of a non-conductive material. In other embodiments, the reinforcing member 37 may be omitted, and the support member 220 may be directly coupled to the holder 270 .
- a damper 49 may be disposed between the reinforcing member 37 and the base 210, and the damper 49 contacts, combines, or attaches to the reinforcing member 37 and the base 210 It can be.
- the base 210 may include a hole 59 (or groove) formed at a position corresponding to or opposite to the reinforcing member 37 .
- a hole 59 (or groove) may be formed at a corner of the base 210 .
- the extension part 82 of the reinforcing member 37 may be omitted, and the camera device 10 may not include the damper 49 of FIG. 14 .
- the support substrate 310 may support the moving OIS unit with respect to the fixed unit so that the moving OIS unit moves in a direction perpendicular to the optical axis, or tilts or rotates along the optical axis within a predetermined range.
- one end of the support substrate 310 may be connected or coupled to the first substrate portion 255, and the other end of the support substrate 310 may be connected to or coupled to the second substrate portion 800.
- the holder 270 may be disposed below the AF driver.
- the holder 270 may be made of a non-conductive member.
- the holder 270 may be made of an injection material that can be easily shaped by an injection process.
- the holder 270 may be formed of an insulating material.
- the holder 270 may be made of a resin or plastic material.
- the holder 270 may include a top surface, a bottom surface opposite to the top surface, and a side surface (eg, an outer surface) connecting the top surface and the bottom surface.
- the lower surface of the holder 270 may face or face the second substrate unit 800 .
- the holder 270 may support the first substrate portion 255 and may be coupled with the first substrate portion 255 .
- the first substrate portion 255 may be disposed below the holder 270 .
- the bottom, bottom, or bottom of the holder 270 may be combined with the top, top, or top of the first substrate portion 255 .
- the holder 270 may be coupled to the first substrate 255 by an adhesive.
- the first substrate portion 255 may be disposed above the holder 270 .
- the holder 270 may accommodate or support the second coil 230 .
- the holder 270 may support the second coil 230 so that the second coil 230 is spaced apart from the first substrate portion 255 .
- at least a portion of the holder 270 may be disposed between the second coil 230 and the first substrate portion 255 .
- the holder 270 may include an opening 70 corresponding to one region of the first substrate portion 255 .
- the opening 70 of the holder 270 may be a through hole penetrating the holder 270 in the optical axis direction.
- the opening 70 of the holder 270 may correspond to, face, or overlap the image sensor 810 in the optical axis direction.
- the shape of the opening 70 of the holder 270 viewed from above may be a polygonal shape, for example, a rectangular shape, a circular shape, or an elliptical shape, but is not limited thereto, and may be implemented in various shapes.
- the opening 70 of the holder 270 is shaped to expose the image sensor 810, a part of the upper surface of the first circuit board 250, a part of the upper surface of the second circuit board 260, and elements; can have a size.
- the area of the opening 70 of the holder 270 may be larger than the area of the image sensor 810 and may be larger than the area of the opening 250A of the first circuit board 250 .
- the holder 270 may include holes 41A, 41B, and 41C corresponding to the second position sensor 240 .
- the holder 270 may include holes 41A, 41B, and 41C formed at positions corresponding to the first to third sensors 240A, 240B, and 240C of the second position sensor 240, respectively. .
- holes 41A, 41B, and 41C may be disposed adjacent corners of holder 270 .
- the holder 270 may include a dummy hole 41D formed adjacent to a corner of the holder 270 that does not correspond to the second position sensor 240 .
- the dummy hole 41D may be formed to balance the weight of the OIS moving unit when the OIS is driven.
- the dummy hole 41D may be a through hole. In another embodiment, the dummy hole 41D may not be formed.
- the holes 41A, 41B, and 41C may be through holes passing through the holder 270 in the optical axis direction. In other embodiments, the holes 41A, 41B, and 41C of the holder 270 may be omitted.
- At least one coupling protrusion 51 to be coupled with the second coil 230 may be formed on an upper surface of the holder 270 .
- the coupling protrusion 51 may protrude upward from the top surface of the holder 270 or in a direction toward the AF driver.
- the coupling protrusion 51 may be formed adjacent to each of the holes 41A to 41D of the holder 270 .
- two coupling protrusions 51A and 51B may be disposed or arranged to correspond to one hole 41A, 41B, 41C, and 41D of the holder 270 .
- the holes 41A, 41B, 41C, and 41D of the holder 270 may be located between two coupling protrusions 51A and 51B.
- the holder 270 may include at least one protrusion 27A or 27B.
- the protrusions 27A and 27B may protrude from the upper surface of the holder 270 .
- the protrusions 27A and 27B may protrude in an optical axis direction or upward from the outer surface of the holder 270 .
- the holder 270 may include two protrusions 27A and 27B that face or overlap each other in a second horizontal direction (eg, an X-axis direction).
- a second horizontal direction eg, an X-axis direction
- the holder 270 may include four side parts (or side plates), and protrusions 27A and 27B may be formed on two of the four side parts.
- the protrusions 27A and 27B may be arranged or positioned at the center of the side (or side plate) of the holder 270 .
- the holder 270 may include a groove 341a.
- the groove 341a may be an adhesive receiving groove.
- Grooves 341a may be formed on outer surfaces of the protrusions 27A and 27B of the holder 270 .
- the groove 341a may be formed on the upper surfaces of the protrusions 27A and 27B of the holder 270 .
- the groove 341a may be formed from the upper surface to the lower surface of the protrusions 27A and 27B of the holder 270 .
- An adhesive for bonding the support substrate 310 to the holder 270 may be disposed in the groove 341a.
- the groove 341a may include a plurality of grooves.
- the groove 341a may extend in an optical axis direction.
- the groove of the holder 270 may extend in a direction perpendicular to the optical axis.
- the first substrate unit 255 may include a first circuit board 250 and a second circuit board 260 electrically connected to each other.
- the second circuit board 260 may be referred to as a “sensor board” instead.
- the heat dissipation member 280 may be included in the first substrate portion 255 .
- the first substrate portion 255 may be disposed on a lower surface of the holder 270 .
- the first substrate portion 255 may be coupled to the lower surface of the holder 270 .
- the first circuit board 250 may be disposed on and/or coupled to the lower surface of the holder 270 .
- the first surface of the first circuit board 250 may be coupled or attached to the lower surface of the holder 270 by an adhesive member.
- the first surface of the first circuit board 250 may face or face the AF driver and may be a surface on which the second position sensor 240 is disposed. Also, the second surface of the first circuit board 250 may be a surface opposite to the first surface of the first circuit board 250 .
- the first circuit board 250 may be expressed as a sensor board, a main board, a main circuit board, a sensor circuit board, or a moving circuit board. In all embodiments, the first circuit board 250 may be expressed by replacing the “second board” or “second circuit board”, and the second circuit board 260 may be referred to as the “first board” or “first board”. It can also be expressed by replacing it with "circuit board”.
- the first circuit board 250 includes a second position sensor (240: 240A, 240B) for sensing movement of the OIS moving unit in a direction perpendicular to the optical axis direction and/or rotation, tilting, or rolling of the OIS moving unit based on the optical axis. , 240C) may be arranged.
- the controller 830 or/and a small element (eg, capacitor) may be disposed on the first circuit board 250 .
- the first circuit board 250 may include first terminals E1 to E8 electrically connected to the second coil 230 .
- the first terminals E1 to E8 may be replaced with “first pads” or “first bonding parts”.
- the first terminals E1 to E8 of the first circuit board 250 may be disposed or arranged on the first surface 60A of the first circuit board 250 .
- the first circuit board 250 may be a printed circuit board or a flexible printed circuit board (FPCB).
- the first circuit board 250 may include an opening 250A corresponding to or opposite to the openings of the lens module 400 and the bobbin 110 .
- the opening 250A of the first circuit board 250 may be a through hole penetrating the first circuit board 250 in the optical axis direction or may be hollow, and may be formed at the center of the first circuit board 250. .
- the shape of the first circuit board 250 may match or correspond to the shape of the holder 270, eg, a rectangular shape.
- the shape of the opening 250A of the first circuit board 250 may be a polygonal shape, for example, a quadrangular shape, a circular shape, or an elliptical shape.
- the opening 250A of the first circuit board 250 may open or expose the image sensor 810 or/and the opening 260A of the second circuit board 260 .
- the first circuit board 250 may include at least one terminal 251 electrically connected to the second circuit board 260 .
- the terminal 251 of the first circuit board 250 may be expressed as a “pad” or a “bonding part” instead.
- the terminal 251 of the first circuit board 250 may be disposed or arranged on a lower surface of the first circuit board 250 .
- the number of terminals 251 may be plural, and the plurality of terminals 251 are arranged in a direction parallel to any one side in a region between the opening 250A of the first circuit board 250 and any one side, or can be arranged
- the plurality of terminals 251 may be arranged to surround the opening 250A.
- the second circuit board 260 may be disposed below the first circuit board 250 .
- the second circuit board 260 may be electrically connected to the image sensor 810 .
- the second circuit board 260 may be polygonal (eg, square, square, or rectangular), but is not limited thereto, and may be circular or elliptical in other embodiments.
- the area of the outer circumferential surface of the quadrangular second circuit board 260 may be larger than the area of the opening 250A of the first circuit board 250 .
- the lower side of the opening 250A of the first circuit board 250 may be shielded or blocked by the second circuit board 260 .
- the outer surface (or side) of the second circuit board 260 is the outer surface (or side) of the first circuit board 250 and the opening (or side) of the first circuit board 250 ( 250A) can be located between.
- the second circuit board 260 may include an opening 250A of the first circuit board 250 or/and an opening 260A corresponding to the image sensor 810 .
- the opening 260A of the second circuit board 260 may be a hole or a hollow penetrating the second circuit board 260 in the optical axis direction, and may be formed at the center of the second circuit board 260 .
- the opening 260A of the second circuit board 260 may open or expose the image sensor 810 .
- the image sensor 810 may be disposed within the opening 260A of the second circuit board 260 and may be electrically connected to the second circuit board 260 .
- the image sensor 810 may be electrically connected to the second circuit board 260 by a wire.
- the opening 260A may not be formed in the second circuit board 260 , and the image sensor 810 may be disposed on the upper surface of the second circuit board 260 .
- the heat dissipation member 280 may be omitted.
- the opening 260A may not be formed in the second circuit board 260, and the image sensor 810 may be disposed on the upper surface of the second circuit board 260, and the heat dissipation member 1450 may be connected, coupled, or contacted with the second circuit board 260 (eg, the lower surface of the second circuit board 260).
- the image sensor 810 may be disposed on an upper surface of a single board on which the first circuit board and the second circuit board are integrally formed, and the heat dissipation member 1450 may be disposed on the upper surface of the substrate. It may be connected, bonded, or contacted with the lower surface of one substrate.
- the second circuit board 260 may include at least one terminal 261 electrically connected to the at least one terminal 251 of the first circuit board 250 .
- the number of terminals 261 of the second circuit board 260 may be plural.
- At least one terminal 261 of the second circuit board 260 may be formed on a side surface or an outer surface of the second circuit board 260 connecting the top and bottom surfaces of the second circuit board 260 .
- An upper surface of the second circuit board 260 may be a surface facing the first circuit board 250
- a lower surface of the second circuit board 260 may be a surface opposite to the upper surface of the second circuit board 260 .
- the terminal 261 may be recessed from the side of the second circuit board 260 .
- the terminal 261 may be a semicircular or semielliptical via formed on a side surface of the second circuit board 260 .
- at least one terminal of the second circuit board 260 electrically connected to the second terminal 251 of the first circuit board 250 may be formed on the upper surface of the second circuit board 260. .
- the terminal 261 of the second circuit board 260 may be coupled to the terminal 251 of the first circuit board 250 by solder 901 (see FIG. 11 ) or a conductive adhesive member.
- solder 901 see FIG. 11
- FIG. 13 only one solder 901 connecting any one terminal of the second circuit board 260 and any one terminal 251 of the first circuit board is shown in the enlarged dotted line portion, but the second circuit board Solder may be provided to couple the other terminal of the terminal 260 and the terminal of the first circuit board 250 corresponding thereto.
- the first and second circuit boards 250 and 260 may be printed circuit boards or FPCBs. Also, at least one of the first and second circuit boards 250 and 260 may be an organic substrate or a ceramic substrate.
- the first heat dissipation member 280 may be disposed on or coupled to the first substrate portion 255 .
- the first heat dissipation member 280 may be disposed on or coupled to the second circuit board 260 .
- the first heat dissipation member 280 may be disposed below the second circuit board 260 .
- the first heat dissipation member 280 may be coupled or fixed to the lower surface of the second circuit board 260 .
- At least a part of the upper surface of the first heat dissipation member 280 may be coupled or fixed to the lower surface of the second circuit board 260 by an adhesive.
- the first heat dissipation member 280 may be included in the first substrate portion 255, the image sensor 810 may be disposed on the first substrate portion 255, and the heat dissipation member 1450 described later may be used. may be connected to, combined with, or brought into contact with the first substrate portion 255 and the support substrate 310 .
- the opening 260A of the second circuit board 260 may open or expose at least a portion of the first heat dissipation member 280 .
- the image sensor 810 may be disposed on the first substrate portion 255 .
- the image sensor 810 may be disposed on, attached to, or coupled to at least a portion of the first heat dissipation member 280 exposed through the opening 260A.
- the image sensor 810 may be fixed, attached, or coupled to the first heat dissipation member 280 by an adhesive.
- At least one area of the top surface of the first heat dissipation member 280 may be exposed through the opening 260A, and the image sensor 810 may be configured to expose the top surface of the first heat dissipation member 280 through the opening 260A. It can be placed, attached, or coupled on at least one area of the.
- the second circuit board 260 may include a groove formed on the lower surface to receive or place the first heat dissipation member 280 therein.
- the opening 260A may not be formed in the second circuit board 260, and the first heat dissipation member 280 may be fixed, attached, or coupled to the lower surface of the second circuit board 260. . In another embodiment, the first heat dissipation member 280 may be omitted.
- the first heat dissipation member 280 may be a plate-like member having a predetermined thickness and hardness.
- the first heat dissipation member 280 may improve a heat dissipation effect of dissipating heat generated from a heat source of the first substrate portion 255 to the outside.
- the heat source of the first substrate portion 255 is an electronic device (or circuit device) disposed on the first substrate portion 255, for example, the image sensor 810, the controller 830, the second position sensor 240 , or/and a capacitor.
- the first heat dissipation member 280 may include at least one of metal materials having high thermal conductivity and high heat dissipation efficiency, for example, SUS, aluminum, nickel, phosphorus, bronze, or copper.
- first heat dissipation member 280 may stably support the image sensor 810 and serve as a reinforcing material to prevent damage to the image sensor 810 due to an external shock or contact.
- the first heat dissipating member 280 may be formed of a heat dissipating member having high thermal conductivity, such as heat dissipating epoxy, heat dissipating plastic (eg, polyimide), or heat dissipating synthetic resin.
- heat dissipation member may be expressed as a plate, a heat dissipation body, a heat sink, a heat dissipation plate, a metal plate, a reinforcing material, or a stiffener.
- the first heat dissipation member 280 may include a predetermined pattern including at least one groove or at least one unevenness.
- a predetermined pattern including at least one groove or at least one unevenness.
- grooves or irregularities having a predetermined pattern may be formed on the lower surface of the first heat dissipation member 280 .
- the predetermined pattern may include a plurality of grooves formed spaced apart at predetermined intervals.
- the preset pattern may have a stripe shape.
- the preset pattern may have a net shape or a mesh shape.
- the predetermined pattern may have a shape including dots spaced apart from each other.
- the shape of a dot may be circular, elliptical, or polygonal (eg, square).
- the predetermined pattern may be formed on at least one of the upper surface, the lower surface, or the outer surface of the first heat dissipating member 280 .
- the heat dissipation member may include holes or through-holes instead of grooves or irregularities. Since the first heat dissipation member 280 moves together with the OIS moving unit, it may be spaced apart from the fixed unit, for example, the second substrate unit 800 .
- the first heat dissipation member 280 may include at least one escape groove 281 (see FIG. 10A ) to avoid spatial interference with the solder 901 .
- first circuit board 250 and the second circuit board 260 are electrically coupled by solder 901, but in another embodiment, the first circuit board and the second circuit board are integrated into one circuit board. may be implemented as
- the second coil 230 may be disposed or coupled to the OIS moving unit.
- the second coil 230 may be disposed on the holder 270 .
- the second coil 230 may be disposed on the upper surface of the holder 270 .
- the second coil 230 may be disposed below the magnet 130 .
- the second coil 230 may be coupled to the holder 270 .
- the second coil 230 may be coupled or attached to the upper surface of the holder 270 .
- the second coil 230 may be coupled to the coupling protrusion 51 of the holder 270 .
- the second coil 230 may move the OIS moving unit by interaction with the magnet 130 .
- the second coil 230 may correspond to, face, or overlap the magnet 130 disposed in the fixing part in the direction of the optical axis OA.
- the fixing unit may include an OIS-only magnet separate from the magnet of the AF driver, and the second coil may correspond to, face, or overlap the OIS-only magnet.
- the number of magnets for OIS may be the same as the number of coil units included in the second coil 230 .
- the second coil 230 may be electrically connected to the support substrate 310 or/and the second substrate portion 800 through a conductive member.
- the second coil 230 may include a plurality of coil units 230-1 to 230-4.
- the second coil 230 may include four coil units 230 - 1 to 230 - 4 disposed at four corners of the holder 270 .
- at least a portion of each of the coil units 230 - 1 to 230 - 4 may be disposed at a corresponding one of the corners of the holder 270 .
- a portion of each of the coil units 230 - 1 to 230 - 4 may be disposed on a side adjacent to a corresponding one of the corners of the holder 270 .
- Each of the coil units 230-1 to 230-4 may have a coil block shape having a closed curve or a ring shape.
- each coil unit may have a hollow or hole.
- the coil units may be formed of FP (Fine Pattern) coils, winding coils, or coil blocks.
- hollows or holes of the coil units 230 - 1 to 230 - 4 may be inserted into or coupled to the protrusion 51 of the holder 270 .
- the second coil 230 may be disposed on the first circuit board 250 and may be coupled with the first circuit board 250 .
- the second coil 230 may be electrically connected to the first circuit board 250 .
- the first coil unit 230-1 may be electrically connected to the two terminals E1 and E2 of the first circuit board 250
- the second coil unit 230-2 may be connected to the first circuit board 250. It may be electrically connected to the other two terminals E3 and E4 of the circuit board 250
- the third coil unit 230-3 may be electrically connected to the other two terminals E5 and E6 of the first circuit board 250.
- the fourth coil unit 230 - 4 can be electrically connected to the other two terminals E7 and E8 of the first circuit board 250 .
- Power or driving signals may be provided to the first to fourth coil units 230 - 1 to 230 - 4 through the first circuit board 250 .
- the power or driving signal provided to the second coil 230 may be a DC signal or an AC signal, or may include a DC signal and an AC signal, and may be in the form of current or voltage.
- the OIS moving unit moves in the first horizontal direction or the second It may move in a horizontal direction or may be rolled relative to an optical axis.
- current may be independently applied to at least three coil units among the four coil units 230-1 to 230-4. In another embodiment, current may be independently applied to at least two of the four coil units 230-1 to 230-4.
- a separate and independent driving signal eg, a driving current
- a driving current may be provided to each of the four coil units 230-1 to 230-4.
- the control unit 830 or 780 may supply at least one driving signal to at least one of the first to fourth coil units 230-1 to 230-4, and control the at least one driving signal to move the OIS moving unit to X. It may be moved in the axial direction or/and the Y-axis direction, or the OIS moving unit may be rotated around the optical axis within a predetermined angular range.
- the “controller” may be at least one of the controller 830 of the camera device 10 and the controller 780 of the optical device 200A.
- three independent driving signals may be supplied to the second coil 230 .
- two coil units eg, 230-2 and 230-4, or 230-1 and 230-3 facing each other diagonally among the four coil units may be connected in series, and two coil units connected in series.
- One driving signal may be provided to each of the four coil units, and independent driving signals may be provided to each of the remaining two coil units among the four coil units.
- an independent driving signal may be provided to each of the four coil units 230-1 to 230-4 separated from each other.
- FIG. 19A is for explaining the movement of the OIS moving unit in the X-axis direction
- FIG. 19B is for explaining the movement of the OIS moving unit in the y-axis direction.
- N poles and S poles of each of the first and third magnet units 71B1 and 71B3 facing each other in the first diagonal direction may be disposed to face each other in the first horizontal direction (eg, the Y-axis direction).
- N poles and S poles of the second and fourth magnet units 71B2 and 71B4 facing each other in a second diagonal direction perpendicular to the first diagonal direction are mutually connected to each other in a second horizontal direction (eg, X-axis direction). They can be placed facing each other.
- a direction in which the N pole and the S pole of the first magnet unit 71B1 face each other may be the same as or parallel to a direction in which the N pole and the S pole of the third magnet unit 71B3 face each other.
- a direction in which the N pole and the S pole of the second magnet unit 71B2 face each other may be the same as or parallel to a direction in which the N pole and the S pole of the fourth magnet unit 71B4 face each other.
- the N poles of each of the first to fourth magnet units 71B1 to 71B4 are located inside based on the boundary line (or boundary surface) between the N pole and the S pole. and the S pole can be located outside.
- the S poles of each of the first to fourth magnet units 71B1 to 71B4 may be positioned inside and the N poles may be positioned outside based on the boundary line between the N pole and the S pole.
- the boundary line (or boundary surface) may be a portion having substantially no polarity as a substantially non-magnetic portion separating the N pole and the S pole.
- the OIS moving unit may be moved or shifted in the X-axis direction by the second electromagnetic force Fx2 (or Fx4) caused by the interaction between the four magnet units 71B4.
- the directions of the first electromagnetic force Fx1 (or Fx3) and the second electromagnetic force Fx2 (or Fx4) may be in the same direction.
- the OIS moving unit may move or shift in the y-axis direction by the fourth electromagnetic force Fy2 (or Fy4) caused by the interaction between the three magnet units 71B3.
- directions of the third electromagnetic force Fy1 (or Fy3) and the fourth electromagnetic force Fy2 (or Fy4) may be in the same direction.
- FIG. 19C is for explaining clockwise rotation of the OIS moving unit in case of 4-channel driving
- FIG. 19D is for explaining counterclockwise rotation of the OIS moving unit in case of 4-channel driving.
- the first electromagnetic force FL1 due to the interaction between the first coil unit 230-1 and the first magnet unit 71B1, and the second coil unit 230-2 and the second magnet unit The second electromagnetic force FL2 by the interaction between 71B2, the third electromagnetic force FL3 by the interaction between the third coil unit 230-3 and the third magnet unit 71B3, and the fourth coil unit ( 230-4) and the fourth magnet unit 71B4, the OIS moving unit rotates, tilts, or rolls counterclockwise around the optical axis or around the optical axis by the fourth electromagnetic force FL4. there is.
- the direction of the first electromagnetic force FR1 (or FL1) and the direction of the third electromagnetic force FR3 (or FL3) may be opposite to each other.
- directions of the second electromagnetic force FR2 (or FL2) and directions of the fourth electromagnetic force FR4 (or FL4) may be opposite to each other.
- the direction of the first electromagnetic force RF1 (or FL1) and the direction of the second electromagnetic force FR2 (or FL2) may be perpendicular to each other.
- a driving signal may not be provided to two coil units (eg, 130-1 and 130-3, or 130-2 and 130-4) connected in series. Electromagnetic force may not be generated by the two coil units.
- FR2 and FR4 may be omitted and FR1 and FR3 may exist in FIG. 19C.
- RF2 and FR4 exist and FR1 and FR3 may be omitted in FIG. 19C.
- FL2 and FL4 may be omitted in FIG. 19D and FL1 and FL3 may exist.
- FL2 and FL4 exist and FL1 and FL3 may be omitted in FIG. 19D.
- the electromagnetic force for the rotation of the OIS moving unit can be improved, and thereby the first to fourth coil units 230-1 to 230-4 ) can be reduced, and power consumption can be reduced.
- OIS driving for hand shake correction is performed using the second magnet 71B and the second coil 230, but in another embodiment, OIS driving for hand shake correction is performed using a shape memory alloy member.
- the shape memory alloy member may be coupled to the fixing part and the OIS movable part, and may be electrically connected to the first substrate part 255 .
- the control unit 830 or 780 may supply a driving signal to the shape memory alloy member, move the OIS moving unit in a direction perpendicular to the optical axis by the shape memory alloy member, or rotate, tilt, or rotate the OIS moving unit around the optical axis. can be rolled.
- the OIS drive is performed using the second magnet 71B and the second coil 230, and the camera device 10 is interposed between the base 210 and the holder 270 to support the OIS moving unit.
- It may include a ball member (not shown) disposed.
- the ball member uses the frictional force or / and rolling force between the base 210 and the holder 270 so that the OIS moving part moves in a direction perpendicular to the optical axis or rotates, tilts, or rolls based on the optical axis OIS movement wealth can be supported.
- a ball member may be disposed in the hole 59 of the base 210, and the ball member may contact the base 210 and the holder 270, respectively.
- the ball member is provided, and the reinforcing member 37 and the support member 220 may be omitted.
- the second position sensor 240 may be disposed, coupled, or mounted on the first substrate 255 .
- the second position sensor 240 may be disposed, coupled, or mounted on the first surface (eg, upper surface) of the first circuit board 250 .
- the second position sensor 240 may detect movement or displacement of the OIS moving unit in a direction perpendicular to the optical axis direction, eg, shift or movement of the OIS moving unit in a direction perpendicular to the optical axis direction.
- the second position sensor 240 may detect rotation, rolling, or tilting of the OIS moving unit within a predetermined range based on the optical axis or along the optical axis.
- the first position sensor 170 may be substituted with an “AF position sensor” and the second position sensor 240 may be substituted with an “OIS position sensor”.
- the second position sensor 240 may face or overlap the magnet 130 in the optical axis direction.
- the second position sensor 240 may face or overlap the second magnet 71B in the optical axis direction.
- the second position sensor 240 corresponds to or overlaps three or more of the first to fourth magnet units 130-1 to 130-4 in the optical axis direction in order to detect the movement of the OIS moving unit. More than one sensor (eg, 240A to 240C) may be included.
- the second position sensor 240 may include three or more sensors corresponding to or overlapping three or more of the four magnet units 71B1 to 71B4 of the second magnet 71B in the optical axis direction.
- the second position sensor 240 may be disposed below the second coil 230 .
- the second position sensor 240 may not overlap the second coil 230 in a direction perpendicular to the optical axis.
- a sensing element of the second position sensor 240 may not overlap the second coil 230 in a direction perpendicular to the optical axis.
- the sensing element may be a part that senses a magnetic field.
- the center of the second position sensor 240 in a direction perpendicular to the optical axis may not overlap with the second coil 230 .
- the center of the second position sensor 240 may be a spatial center in the x-axis and y-axis directions in the xy coordinate plane perpendicular to the optical axis.
- the center of the second position sensor 240 may be a spatial center in the x-axis, y-axis, and z-axis directions.
- At least a part of the second position sensor 240 may overlap the second coil 230 in a direction perpendicular to the optical axis.
- the second position sensor 240 may overlap the holes 41A to 41C of the holder 270 in the optical axis direction. Also, for example, the second position sensor 240 may overlap the hollow of the second coil 230 in the optical axis direction. Also, for example, the holes 41A to 41C of the holder 270 may at least partially overlap the hollow of the second coil 230 in the optical axis direction.
- the center of the second position sensor 240 may not overlap with the second coil 230 .
- the second position sensor 240 may include a first sensor 240A, a second sensor 240B, and a third sensor 240C that are spaced apart from each other.
- each of the first to third sensors 240A, 240B, and 240C may be a hall sensor.
- each of the first to third sensors 240A, 240B, and 240C may be a driver IC including a Hall sensor and a driver.
- the description of the first position sensor 170 may be applied or inferred to the first to third sensors 240A, 240B, and 240C.
- each of the first to third sensors 240A2, 240B, and 240C may be a displacement sensor whose output voltage changes according to a position (or) relationship with a corresponding magnet unit.
- Each of the first sensor 240 , the second sensor 240B, and the third sensor 240C may be electrically connected to the first circuit board 250 .
- the second position sensor 240 may be disposed below the hollow of the second coil 230 . In another embodiment, when viewed in the optical axis direction or from above, the second position sensor 240 may be disposed outside the second coil 230 .
- the second position sensor 240 may not overlap the second coil 230 in a direction perpendicular to the optical axis direction.
- the second position sensor 240 may overlap the holder 270 in a direction perpendicular to the optical axis direction.
- the first sensor 240A may be disposed below the hollow of the first coil unit 230-1.
- the first sensor 240A may be disposed in a corresponding one of the holes 41A to 41C of the holder 270 .
- the first sensor 240A may be disposed inside the hollow of the first coil unit 230-1.
- the second sensor 240B may be disposed below the hollow of the second coil unit 230-2.
- the second sensor 240B may be disposed in a corresponding hole 41B among the holes 41A to 41C of the holder 270 .
- the second sensor 240B may be disposed inside the hollow of the second coil unit 230-2.
- the third sensor 240C may be disposed below the hollow of the third coil unit 230-3.
- the third sensor 240C may be disposed in a corresponding hole 41C of the holes 41A to 41C of the holder 270 .
- the third sensor 240C may be disposed inside the hollow of the third coil unit 230-3.
- each of the first to third sensors 240A, 240B, and 240C may not overlap the corresponding coil units 230-1 to 230-3 in a direction perpendicular to the optical axis.
- the first to third sensors 240A, 240B, and 240C may overlap the holder 270 in a direction perpendicular to the optical axis.
- the output of the OIS position sensor 240 is affected by the magnetic field of the OIS coil 230. It is possible to reduce the influence of the OIS operation, thereby performing accurate OIS feedback driving and securing the reliability of OIS operation.
- the second position sensor 240 may face, correspond to, or overlap the magnet 130 .
- at the initial position of the OIS moving unit at least a part of the first sensor 240A may overlap the magnet 130-1 in the optical axis direction.
- at the initial position of the OIS moving unit at least a part of the first sensor 240A may overlap the first magnet unit 71B1 of the second magnet 71B in the optical axis direction.
- the first sensor 240A may output a first output signal (eg, a first output voltage) according to a result of sensing the magnetic field of the first magnet unit 71B1.
- At the initial position of the OIS moving unit at least a part of the second sensor 240B may overlap the magnet 130-2 in the optical axis direction.
- at the initial position of the OIS moving unit at least a part of the second sensor 240B may overlap the second magnet unit 71B2 of the second magnet 71B in the optical axis direction, and the magnetic field of the second magnet unit 71B2 may overlap.
- a second output signal (eg, a second output voltage) according to a result of detecting may be output.
- At an initial position of the OIS moving unit at least a part of the third sensor 240C may overlap the magnet 130-3 in the optical axis direction.
- at the initial position of the OIS moving unit at least a part of the third sensor 240C may overlap the third magnet unit 71B3 of the second magnet 71B in the optical axis direction, and the magnetic field of the third magnet unit 71B3 may overlap.
- a third output signal (eg, a third output voltage) may be output according to a result of detecting .
- the initial position of the OIS moving unit is the initial position of the OIS moving unit in a state where no power or driving signal is applied to the second coil 230 from the control unit 830 or 780, or it is elastic only by the weight of the OIS moving unit by the support substrate. As it is deformed, it may be a position where the OIS movable part is placed. In addition, the initial position of the OIS moving unit may be a position where the OIS moving unit is placed when gravity acts in the direction from the first substrate unit 255 to the second substrate unit 800 or when gravity acts in the opposite direction.
- each sensor unit 240A, 240B, 240C within the stroke range of the OIS moving unit has a corresponding magnet unit 71B1, 71B2, 71B3) and may overlap in the optical axis direction.
- the capacitor 290 may be disposed, coupled, or mounted on the first substrate 255 .
- the capacitor 290 may be disposed, coupled, or mounted on a first surface (eg, upper surface) of the first circuit board 250 .
- the capacitor 290 may be disposed on the second circuit board 260 .
- the capacitor 290 may be electrically connected or connected between the two output terminals of the second position sensor 240 . It may be electrically connected to two output terminals of the second position sensor 240 .
- the capacitor 290 may remove noise of an output signal output from two output terminals of the second position sensor 240 .
- a magnetic field may be generated in the second coil 230, and the generated magnetic field may affect the output of the second position sensor 240.
- the accuracy of the output of the second position sensor 240 may decrease, and the accuracy and reliability of OIS feedback driving may decrease.
- the output of the second position sensor 240 may be greatly affected by the magnetic field of the second coil 230 .
- the influence of the magnetic field of the second coil 230 may be in the form of high-frequency noise on the output of the second position sensor 240 . That is, high-frequency noise caused by the influence of the magnetic field of the second coil 230 may be included in the output of the second position sensor 240 .
- the distance between the control unit 830 and the second position sensor 240 is increased, and the control unit 830 and the second position sensor are increased.
- the length of the wiring for electrical connection between (240) may be increased.
- the wiring connecting the control unit and the second position sensor 240 may include the second wiring of the first circuit board 250 and the support substrate 310 and the second wiring of the second board unit 800. .
- noise included in the output signal of each of the first to third sensors 240A to 240C of the second position sensor 240 may increase, and the OIS may move due to the noise.
- An error may occur in the target position or target value related to the negative displacement.
- the capacitor 290 serves to remove such high-frequency noise. That is, high-frequency noise due to the effect of the self-alignment of the second coil 230 can be removed by the capacitor 290, and thus the accuracy and reliability of OIS feedback driving can be prevented from deteriorating. That is, the capacitor 290 may reduce or eliminate an error of the target position related to the displacement of the moving OIS unit due to noise.
- FIG. 28A shows frequency response characteristics of the second position sensor 240 and the second coil 230 when the capacitor 290 is not provided according to the embodiment
- FIG. 28B shows the embodiment with the capacitor 290.
- Frequency response characteristics of the example second position sensor 240 and the second coil 230 are shown.
- 5a and 6a are phase graphs
- 5g and 6g are gain graphs.
- performance and stability of OIS control for hand shake correction can be verified through analysis of frequency response characteristics, for example, gain margin and phase margin, by a frequency response analyzer.
- the gain increases in a frequency range (eg, 200 Hz to 1100 Hz) equal to or higher than the second resonant frequency, and the gain margin decreases.
- the gain may be -60 dB or more in the frequency domain of 700 Hz to 1100 Hz.
- an increase in gain may be reduced compared to FIG. 28A in a high-order resonant frequency range (eg, 200 Hz to 1100 Hz) equal to or greater than the first resonant frequency.
- the gain may be less than -60 dB in the frequency domain of 200 Hz to 1100 Hz.
- the embodiment can suppress an increase in the gain in the frequency range (eg, 200 Hz to 1100 Hz) higher than the second resonant frequency. and the reliability of image stabilization can be prevented from deteriorating.
- the embodiment since an increase in gain due to noise can be suppressed, noise generated during OIS driving can be reduced.
- the degree of performance of OIS control for hand shake correction can be measured by a suppression ratio.
- the noise included in the output signal of the second position sensor 240 by the capacitor 290 is reduced. By removing it, an effect of improving the suppression ratio of 2 [dB] to 3 [dB] can be obtained.
- the camera device 10 may include a low pass filter or a high pass filter electrically connected to two output terminals of the second position sensor 240 instead of the capacitor 290 .
- the low pass filter may include at least one of a resistor, a coil, and a capacitor.
- the capacitor 290 may be disposed below the second coil 230 .
- the capacitor 290 may not overlap the second coil 230 in a direction perpendicular to the optical axis.
- at least a portion of the capacitor 290 may overlap the second coil 230 in a direction perpendicular to the optical axis.
- the capacitor 290 may be disposed in the holes 41A to 41C of the holder 290 .
- the capacitor 290 may overlap the holes 41A to 41C of the holder 270 in the optical axis direction.
- the capacitor 290 may overlap the hollow of the second coil 230 in the optical axis direction.
- the capacitor 290 may include capacitors 290A to 290C corresponding to the sensors 240A to 240C of the second position sensor 240 .
- the capacitor 290 may include first to third capacitors 290A to 290C that correspond to the first to third sensors 240A to 240C and are spaced apart from each other.
- the first to third capacitors 290A to 290C may be electrically connected to the first substrate 255 .
- the first to third capacitors 290A to 290C may be electrically connected to the first circuit board 250 .
- each of the first to third capacitors 290A to 290C is disposed in a corresponding one of the coil units 230-1 to 230-3 of the second coil 230 in a hollow. It can be.
- the first capacitor 290A may be disposed below the hollow of the first coil unit 230-1.
- the first capacitor 290A may be disposed in a corresponding hole 41A among holes 41A to 41C of the holder 270 .
- the first capacitor 290A may be disposed inside the hollow of the first coil unit 230-1.
- the second capacitor 290B may be disposed below the hollow of the second coil unit 230-2.
- the second capacitor 290B may be disposed in a corresponding hole 41B of the holes 41A to 41C of the holder 270 .
- the second capacitor 290B may be disposed inside the hollow of the second coil unit 230-2.
- the third capacitor 290C may be disposed below the hollow of the third coil unit 230-3.
- the third capacitor 290C may be disposed in a corresponding hole 41C of the holes 41A to 41C of the holder 270 .
- the third capacitor 290C may be disposed inside the hollow of the third coil unit 230-3.
- Each of the first to third capacitors 290A to 290C may have the same capacitance. In another embodiment, at least one of the first to third capacitors 290A to 290C may have a capacitance different from that of the others.
- the capacitance of each of the first to third capacitors 290A to 290C may be 0.1 ⁇ F to 1 ⁇ F.
- the capacitance of each of the first to third capacitors 290A to 290C is less than 0.1 ⁇ F, an effect for removing high-frequency noise caused by the magnetic field of the second coil 230 cannot be sufficiently obtained.
- the capacitance of each of the first to third capacitors 290A to 290C exceeds 1 ⁇ F, the suppression ratio affects the first resonant frequency of the frequency response characteristic, so OIS control can be performed in a desired frequency band. does not exist.
- the capacitor 290 may face or overlap the magnet 130, for example, the second magnet 71B.
- the first capacitor 290A may face or overlap the first magnet unit 130-1 in the optical axis direction.
- the second capacitor 290B may face or overlap the second magnet unit 130-2 in the optical axis direction.
- the third capacitor 290C may face or overlap the third magnet unit 130-3 in the optical axis direction.
- the first capacitor 290A and the first sensor 240A may be spaced apart from each other inside the hollow of the first coil unit 230-1.
- the second capacitor 290B and the second sensor 240B may be spaced apart from each other inside the hollow of the second coil unit 230-2.
- the third capacitor 290C and the third sensor 240C may be spaced apart from each other inside the hollow of the third coil unit 230-3.
- FIG. 18 shows an arrangement of the first to third capacitors 290A to 290C according to another embodiment.
- the first capacitor 290A when viewed from above, the first capacitor 290A may be disposed outside the hollow of the first coil unit 230-1.
- the second capacitor 290B when viewed from above, the second capacitor 290B may be disposed outside the hollow of the second coil unit 230-2.
- the third capacitor 290C when viewed from above, the third capacitor 290C may be disposed outside the hollow of the third coil unit 230-3.
- the first capacitor 290A when viewed in the optical axis direction or from above, the first capacitor 290A may be disposed between the first coil unit 130-1 and the fourth coil unit 230-4.
- the second capacitor 290B when viewed in the optical axis direction or from above, the second capacitor 290B may be disposed between the first coil unit 130-1 and the second coil unit 230-2.
- the third capacitor 290C when viewed in the optical axis direction or from above, the third capacitor 290C may be disposed between the second coil unit 130-2 and the third coil unit 230-3.
- the first capacitor 290A is connected to the first side of the upper surface of the first board unit 255 (eg, the first circuit board 250) and the image sensor 810 (or the first circuit board 250). 1 may be disposed between the openings 250A of the circuit board 250 . In another embodiment, the first capacitor may be disposed at the first corner of the upper surface of the first board portion 255 (eg, the first circuit board 250).
- the second capacitor 290B is connected to the second side of the upper surface of the first board unit 255 (eg, the first circuit board 250) and the image sensor 810 (or the first circuit board 250). 1 may be disposed between the openings 250A of the circuit board 250 . In another embodiment, the second capacitor may be disposed at the second corner of the upper surface of the first board portion 255 (eg, the first circuit board 250).
- the third capacitor 290C is formed by the third side of the upper surface of the first board unit 255 (eg, the first circuit board 250) and the image sensor 810 (or the first circuit board 250). 1 may be disposed between the openings 250A of the circuit board 250 . In another embodiment, the third capacitor may be disposed at the third corner of the upper surface of the first board unit 255 (eg, the first circuit board 250).
- the first capacitor 290A may not overlap the first magnet 130-1 in the optical axis direction, and the second capacitor 290B in the optical axis direction may not overlap the second magnet 130-2. ), and the third capacitor 290C may not overlap with the third magnet 130-3 in the optical axis direction.
- a part of the first capacitor 290A in the optical axis direction may overlap one end of the first magnet 130-1, and a part of the second capacitor 290B in the optical axis direction may overlap the second magnet 130. -2), and the third capacitor 290C may overlap one end of the third magnet 130-3 in the optical axis direction.
- the controllers 830 and 780 use at least one of the first output voltage of the first sensor 240A, the second output voltage of the second sensor 240B, and the third output voltage of the third sensor 240C.
- rolling of the OIS moving unit can be controlled.
- the controllers 830 and 780 may control rolling of the OIS moving unit using the first output voltage and the third output voltage.
- control unit 830 or 780 may use at least one of the first to third output voltages in the first horizontal direction (eg, y-axis direction) or the second horizontal direction (eg, x-axis direction) of the OIS moving unit.
- the movement or displacement of may be controlled or adjusted.
- control unit 830 or 780 may control or adjust the movement or displacement of the OIS moving unit in the first horizontal direction (eg, the y-axis direction) using the first output voltage of the first sensor 240A, and the second The movement or displacement of the OIS moving unit in the second horizontal direction may be controlled or adjusted using the second output voltage of the sensor 240B.
- each of the first to third sensors 240A, 240B, and 240C may be a Hall sensor.
- each of the first to third sensors may be a driver IC including a Hall sensor.
- each of the first and second sensors 240A and 240B may be a Hall sensor, and the third sensor 240C may be a tunnel magnetoresistance (TMR) sensor.
- TMR tunnel magnetoresistance
- the TMR (Tunnel MagnetoResistance) sensor may be a TMR magnetic angle sensor.
- each of the first to third sensors 240A, 240B, and 240C may be a Tunnel Magneto Resistance (TMR) sensor.
- TMR Tunnel Magneto Resistance
- the TMR sensor may be a TMR linear magnetic field sensor whose output is linear according to the displacement (or stroke) of the moving OIS unit.
- the base 210 may be disposed below the first substrate portion 255 .
- the base 210 may be spaced apart from the first substrate portion 255 .
- the base 210 may have a polygonal shape that matches or corresponds to the cover member 300 or the first substrate portion 255, for example, a quadrangular shape.
- the base 210 may include an opening 210A corresponding to or opposite to the first substrate portion 255 .
- the opening 210A of the base 210 may be a through hole penetrating the base 210 in the optical axis direction.
- the base may not have an opening.
- the base 210 may be combined with the side plate 302 of the cover member 300 .
- the side or outer surface of the base 210 may include a step 211 (see FIG. 14) to which an adhesive can be applied.
- the step 211 may guide the side plate 302 of the cover member 300 coupled to the upper side.
- the step 211 of the base 210 and the lower end of the side plate 302 of the cover member 300 may be bonded or fixed by an adhesive or the like.
- the base 210 may include at least one protrusion 216A or 216B protruding from the upper surface.
- the protrusions 216A and 216B may protrude upward from the outer surface of the base 210 .
- the base 210 may include two protrusions 216A and 216B that face each other or overlap each other in a first horizontal direction (eg, the Y-axis direction).
- the base 210 may include four side parts (or side plates), and protrusions 216A and 216B may be formed on two of the four side parts.
- the protrusions 216A and 216B may be arranged or located at the center of the side (or side plate) of the base 210 .
- the base 210 may include a groove 341b.
- the groove 341b may be an adhesive receiving groove.
- Grooves 341b may be formed on outer surfaces of the protrusions 216A and 216B of the base 210 .
- Grooves 341b may be formed on upper surfaces of the protrusions 216A and 216B of the base 210 .
- the groove 341b may be formed from the upper surface to the lower surface of the protrusions 216A and 216B of the base 210 .
- An adhesive for bonding the support substrate 310 to the base 210 may be disposed in the groove 341b.
- the groove 341b may include a plurality of grooves.
- the groove 341b may extend in an optical axis direction.
- the grooves formed on the protrusions 216A and 216B of the base 210 may extend in a direction perpendicular to the optical axis.
- the second substrate portion 800 may be coupled to the base 210 .
- the second substrate unit 800 may be disposed on the base 210 .
- the second substrate unit 800 may be disposed below the base 210 .
- the second substrate unit 800 may be spaced apart from the OIS moving unit, eg, the first substrate unit 255 and the first heat dissipation member 280 in the optical axis direction.
- the second substrate unit 800 may be disposed below the lower surface of the base 210 .
- the second substrate unit 800 may be coupled to the base 210 .
- the second substrate unit 800 may be coupled to the lower surface of the base 210 .
- the second substrate unit 800 may serve to provide a signal from the outside to the image sensor unit 350 or output a signal transmitted from the image sensor unit 350 to the outside.
- a first area 801 (or a first substrate) and a connector 804 corresponding to, facing, or overlapping the AF driver 100 or the image sensor 810 in the optical axis direction are disposed.
- a second region 802 (or a second substrate) and a third region 803 (or a third substrate) connecting the first region 801 and the second region 802 may be included.
- the connector 804 is electrically connected to the second area 802 of the second substrate 800 and may include a port for electrical connection with an external device (eg, the optical device 200A). there is.
- the opening 210A of the base 210 is closed or may be closed by the first region 801 of the second substrate portion 800 .
- the first region 801 of the second substrate portion 800 may correspond to, face, or overlap at least one of the cover member 300 and the base 210 in the optical axis direction.
- the first area 801 may overlap the top plate 301 and the side plate 302 of the cover member 300 in the optical axis direction.
- Each of the first region 801 and the second region 802 of the second substrate portion 800 may include a rigid substrate.
- the third region 803 may include a flexible substrate.
- each of the first region 801 and the second region 802 may further include a flexible substrate.
- At least one of the first to third regions 801 to 803 of the second substrate unit 800 may include at least one of a rigid substrate and a flexible substrate.
- the second substrate portion 800 may be disposed behind the first substrate portion 255 .
- the first substrate unit 255 may be disposed between the AF driving unit 100 and the second substrate unit 800 .
- the second substrate unit may be disposed between the AF driving unit and the first substrate unit.
- the first region 801 of the second substrate portion 800 may have a polygonal (eg, square, square, or rectangular) shape, but is not limited thereto, and in other embodiments has a shape such as a circle. It could be.
- FIG. 21A illustrates an embodiment of the arrangement of the first to third areas 801 to 803, the extension area 808, the AF moving unit and the OIS moving unit, and the control unit 830 of the second substrate unit 800.
- the first region 801 may include four side parts 85A to 85D (or side surfaces).
- the first region 801 includes first and second side parts 85A and 85B facing each other or located opposite each other in a second horizontal direction (eg, X-axis direction), and first horizontal direction (eg, X-axis direction).
- Y-axis direction may include third and fourth side parts 85C and 85D facing each other or positioned opposite each other.
- the second region 802 may be disposed adjacent to the first side portion 85A of the first region 801, and the third region 803 may be connected to the first side portion 85A of the first region 801.
- the third region 803 may extend from the first region 801 and be connected to one side of the second region 802 facing the first side portion 85A.
- the third region 803 may be spaced apart from the extended region 808 .
- the second substrate portion 800 may include a plurality of terminals 800B corresponding to the terminals 311 of the supporting substrate 310 .
- the plurality of terminals 800B may be formed in the first region 801 of the second substrate portion 800 .
- the second substrate portion 800 includes first terminals disposed or arranged spaced apart in a second horizontal direction (eg, an X-axis direction) of the first region 801 along the side of the third side portion 85C ( 800B1) and second terminals 800B2 spaced apart from each other in a second horizontal direction along the side of the fourth side portion 85D of the first region 801.
- the plurality of terminals 800B may be formed on a first surface (eg, upper surface) of the second substrate part 800 (eg, the first region 801) facing the first substrate part 255. there is.
- the controller 830 may be disposed in an extension area extending from any one of the third and fourth side parts 85C and 85D of the first area 801 of the second substrate part 800 .
- the control unit may be disposed in an extension area extending from the side of the first area 801 of the second substrate portion 800 where a plurality of terminals are formed.
- a coupling hole (not shown) may be formed in the first region 801 , and a coupling protrusion (not shown) for coupling with the coupling hole of the first region 801 may be formed in the base 210 .
- the camera device 10 may further include a second heat dissipation member 380 disposed on, coupled to, or fixed to the second substrate 800 .
- the second heat dissipation member 380 may be disposed, coupled, or fixed to the upper surface of the first region 801 of the second substrate portion 800 .
- the second heat dissipation member 380 may be omitted.
- the camera device 10 may further include a third heat dissipation member (not shown) disposed on, coupled to, or fixed to the second surface (eg, lower surface) of the second substrate unit 800 .
- the second heat dissipation member 380 may be a plate-like member having a predetermined thickness and hardness. Also, the second heat dissipation member 380 may face or overlap the first heat dissipation member 280 in the optical axis direction.
- the controller 830 is disposed on or coupled to the upper surface of the extended region 808, but in other embodiments, the controller 830 may be disposed on or coupled to the lower surface of the extended region 808.
- the controller 830 is disposed in the extension area 808 of the second substrate 800 located outside the cover member 300, but in another embodiment, the controller 830 is located outside the base 210. It may be disposed in the first area of the second substrate unit 800 .
- control unit may be disposed or mounted on the second circuit board 260 that is a sensor board.
- controller may be disposed or mounted on the upper surface of the second circuit board 260 . Since the first heat dissipating member 280 is disposed or coupled to the lower surface of the second circuit board 260, when the control unit is disposed on the second circuit board 260, the heat generated by the control unit is transferred to the first heat dissipating member 280. ), it is possible to improve heat dissipation efficiency and heat dissipation performance.
- FIG. 21B shows the lens module 400, the first substrate 255, the image sensor 810, the first heat dissipation member 280, the second substrate 800, and the second heat dissipation member 380 of FIG. 10A. shows a simplified cross-section of
- the image sensor 810 may be disposed within the opening 260A (or hole) of the second circuit board 260 and may be coupled to the first heat dissipation member 280 .
- the first heat dissipation member 280 includes a body 37A disposed under the second circuit board 260 and a protrusion protruding from the body 37A and disposed in the opening 260A of the second circuit board 260 ( 37B) (or protruding regions).
- the image sensor 810 may be disposed on, coupled to, or fixed to the protruding portion 37B.
- the image sensor 810 may be disposed, coupled, or attached to the upper surface of the protruding portion 37B.
- the upper surface of the protruding portion 37B may be positioned lower than the upper surface of the second circuit board 260 .
- the upper surface of the protruding portion 37B may be positioned at the same height as the upper surface of the second circuit board 260 .
- the second heat dissipation member 380 may be disposed on the first surface 801A (or upper surface) of the first region 801 of the second substrate portion 800 facing the first heat dissipation member 280 in the optical axis direction. .
- a separation distance G1 (or gap) between the first substrate portion 255 and the second substrate portion 800 in the optical axis direction may be 0.05 [mm] to 0.7 [mm].
- the separation distance G1 may be the distance between the lower surface of the first heat dissipating member 280 and the upper surface of the second heat dissipating member 380 .
- G1 may be 0.15 [mm] to 0.5 [mm]. In another embodiment, G1 may be 0.15 [mm] to 0.3 [mm]. In another embodiment, G1 may be 0.2 [mm] to 0.3 [mm].
- the second substrate portion 800 may include a first conductive layer 93 that is exposed through the first surface 801A and contacts the second heat dissipation member 380, for example, the lower surface of the second heat dissipation member 380.
- the first conductive layer 93 may be thermally fused to the lower surface of the second heat dissipation member 380 or may be bonded with a conductive adhesive such as solder.
- the first conductive layer 93 may be electrically connected to the second heat dissipation member 380 .
- the second substrate portion 800 is connected to the first conductive layer 93 and has a second surface 801B of the second substrate portion 800 that is opposite to the first surface 801A of the second substrate portion 800. It may include a second conductive layer 92A exposed from (or lower surface). For example, the second conductive layer 92A may be electrically connected to the ground of the second substrate portion 800 .
- the first conductive layer 93 may have a via shape passing through at least a portion of the second substrate portion 800 .
- the first conductive layer 93 may include a first via 93A that penetrates the second substrate portion 800 and is open or exposed to the second surface 801B of the second substrate portion 800.
- the first conductive layer 93 includes a second via 93B having one end in contact with the lower surface of the second heat dissipation member 380 and the other end in contact with, combining with, or connected to the second conductive layer 92A. can include
- the second conductive layer 92A may be disposed in a groove formed in the second surface 801B of the second substrate portion 800, coupled to the groove, or attached to the groove.
- the second conductive layer may be disposed, bonded, or attached to the second surface 801B of the second substrate portion 800, which is a flat surface in which grooves are not formed.
- the first conductive layer 93 and the second conductive layer 92A may serve as a heat dissipation pattern or a heat dissipation pad for heat dissipation of the second substrate portion 800 . That is, since the first conductive layer 93 and the second conductive layer 92A are simply for heat dissipation, they are not electrically connected to other wires of the second substrate 800 except for the ground of the second substrate 800. may not be In this case, the other wires may be wires electrically connected to the control unit 830 or 780 and the electronic device (or circuit device) such as the image sensor 810 or the support substrate 310 .
- the second conductive layer 92A may be electrically connected to the cover member 300 (eg, the side plate 302) through solder, conductive adhesive, or conductive tape.
- the second conductive layer 92A connected to the ground of the second substrate 800 may be electrically connected to the cover member 300 by means of a bracket.
- the bracket may be a mechanism in which a camera device is accommodated or accommodated in order to protect the camera device.
- the bracket may be made of a conductive member. Since the ground of the second substrate 800 and the second heat dissipation member 380 are electrically connected to the cover member 300, the camera device 10 can be protected from static electricity and heat dissipation efficiency can be improved. .
- the second circuit board 260 may include at least one third conductive layer contacting the first heat dissipation member 280, and at least a portion of the third conductive layer is the second circuit board. (260).
- the second heat dissipation member 380 is disposed on the first surface of the second substrate portion 800, a separation distance from the first heat dissipation member 280 may be reduced, thereby improving heat dissipation efficiency.
- Heat emitted from the first heat dissipation member 280 may be transferred to the second heat dissipation member 380 through convection or radiation, and the transferred heat may be released to the outside through the second heat dissipation member 380, Due to this, it is possible to improve the heat dissipation effect. Since the upper surface of the second heat dissipation member 380 and the lower surface of the first heat dissipation member 280 face each other or overlap each other in the optical axis direction, heat is transmitted from the first heat dissipation member 280 to the second heat dissipation member 380. This can be well communicated.
- first heat dissipation member 280 and the second heat dissipation member 380 may be formed of the same material.
- first heat dissipation member 280 and the second heat dissipation member 380 may be formed of different materials.
- the thermal conductivity of the first heat dissipation member 280 may be applied to or inferred from the second heat dissipation member 380 .
- the second heat dissipation member 380 can stably support the second substrate 800 and serve as a reinforcing material to suppress damage to the second substrate 800 due to external impact or contact. there is.
- the second heat dissipation member 380 may be formed of a heat dissipation member having high thermal conductivity, for example, heat dissipation epoxy, heat dissipation plastic, or heat dissipation synthetic resin.
- the second heat dissipation member 380 may include at least one groove or at least one unevenness in order to improve a heat dissipation effect.
- grooves or irregularities having a predetermined pattern may be formed on at least one of an upper surface and a lower surface of the second heat dissipating member 380 .
- the second heat dissipation member 380 may include a hole or a through hole instead of a groove.
- the second heat dissipation member according to another embodiment may include a plurality of through holes. A description of the predetermined pattern of the first heat dissipation member 280 may be applied or applied to the second heat dissipation member 380 .
- the camera device may include a heat dissipation member disposed below the second substrate unit 800, and in this case, the material of the heat dissipation member is related to the material of the heat dissipation member 280 or the heat dissipation member 1450 described below. Descriptions may be applied or inferred.
- the support substrate 310 may support the moving part so that the OIS moving part moves in a direction perpendicular to the optical axis direction with respect to the fixed part, and may electrically connect the first substrate part 255 and the second substrate part 800. .
- the supporting substrate 310 may be expressed as a “supporting part”, a “supporting member”, a “connecting substrate”, or a “connecting part”.
- the support substrate 310 may be replaced with an “interposer”.
- the interposer may include the first circuit board 250 and the support substrate 310 integrally formed.
- a support portion having one end connected to a movable unit, for example, the first substrate unit 255 and the other end connected to a fixed unit, for example, the second substrate unit 800, may be provided.
- the support may include at least one of a leaf spring or a suspension wire.
- the support unit may electrically connect the first substrate unit 255 and the second substrate unit 800 to each other.
- the support substrate 310 may include or be a flexible substrate.
- the support substrate 310 may include a flexible printed circuit board (FPCB).
- the supporting substrate 310 may be flexible in at least a part.
- the first circuit board 250 and the support substrate 310 may be connected to each other.
- the support substrate 310 may include a connection portion 320 connected to the first circuit board 250 .
- the first circuit board 250 and the support substrate 310 may be integrally formed.
- the first circuit board 250 and the support substrate 310 may not be integrated but may be separately configured, and may be connected to each other and electrically connected by the connection unit 320 .
- the connection part 320 may be integrally formed with at least one of the support substrate 310 and the first circuit board 250 .
- the support substrate 310 may be electrically connected to the first circuit board 250 .
- the support substrate 310 may be electrically connected to the second substrate portion 800 .
- one end of the support substrate 310 may be connected or coupled to the first substrate portion 255 (eg, the first circuit board 250).
- the other end of the support substrate 310 may be connected or combined with the second substrate portion 800 .
- the support substrate 310 may support the moving OIS part with respect to the fixed part. Also, the support substrate 310 may guide the movement of the OIS moving unit. The support substrate 310 may guide the OIS moving unit to move in a direction perpendicular to the optical axis direction. The support substrate 310 may guide the OIS moving unit to rotate, tilt, or roll around the optical axis. The support substrate 310 may limit movement of the OIS moving unit in the optical axis direction.
- a part of the support substrate 310 may be coupled, attached, or fixed to the base 210, which is a fixed part, and another part of the support substrate 310 may be coupled, attached, or fixed to the holder 270, which is an OIS movable part.
- the bodies 86 and 87 of the support substrate 310 may be combined with the protrusions 216A and 216B of the base 210 and the protrusions 27A and 27B of the holder 270 .
- the terminal portions 7A to 7D of the support substrate 310 may be coupled to and electrically connected to the terminals 800B of the second substrate portion 800 .
- the support substrate 310 may include a circuit member 310A. Also, the support substrate 310 may further include an elastic part 310B coupled to the circuit member 310A.
- the elastic part 310B is for elastically supporting the OIS moving part and may be implemented as an elastic body, for example, a spring.
- the elastic part 310B may include metal or be made of an elastic material.
- the circuit member is for electrically connecting the first circuit board 250 and the second board unit 800, and may include a flexible board or at least one of a flexible board and a rigid board.
- the circuit member may be an FPCB.
- a support substrate 310 may include a conductive layer 93-1 and insulating layers 94-1 and 94-2. In this case, the supporting substrate 310 may not include the heat dissipation body 96 of FIG. 38 . In another embodiment, the supporting substrate 310 may include a heat dissipation body 96 . In another embodiment, the support substrate 310 may further include a protective layer disposed on at least one of the first insulating layer 94-1 and the second insulating layer 94-2. In this case, the protective layer is PET. ((polyethylene terephthalate). In another embodiment, the protective layer may be an electromagnetic interference (EMI) shielding member, for example, an EMI shielding tape.
- EMI electromagnetic interference
- the support substrate 310 is connected to the first substrate portion 255 (eg, the first circuit board 250) and electrically connected to the first substrate portion 255 (eg, the first circuit board 250). It may include at least one connection portion (320A, 320B) to be. In addition, the support substrate 310 may include at least one terminal portion 7A to 7D connected to the second substrate portion 800 and electrically connected to the second substrate portion 800, and at least one terminal portion 7A. to 7D) may include a plurality of terminals 311 .
- the terminal portions 7A to 7D may be expressed as “extension portions,” “protrusions,” or “leg members.”
- the supporting substrate 310 may include bodies 86 and 87 .
- the support substrate 310 may include extension parts (eg, terminal parts 7A to 7D) extending from the bodies 86 and 87 .
- the support substrate 310 may include at least one hole 38B provided in at least one of the terminal units 7A to 7D and the bodies 86 and 87 .
- the hole 38B may be a through hole.
- the terminal units 7A to 7D may be fixed, coupled, or attached to a fixed unit (eg, the base 210).
- the bodies 86 and 87 may be movable units (eg, the first substrate unit 255). It may include a first region coupled to and a second region coupled to a fixing part (eg, the base 210), that is, the second region of the bodies 86 and 87 is fixed when the OIS is driven, and the body 86 , 87) may be flexible.
- the base 210 may include at least one protrusion 38A for coupling with the hole 38B of the support substrate 310 .
- the protrusion 38A may be disposed on the protrusions 216A and 216B of the base 210 .
- the support substrate 310 may include a first support substrate 310-1 and a second support substrate 310-2 spaced apart from each other.
- the first and second support substrates 310-1 and 310-2 may be formed symmetrically.
- the first support substrate 310-1 and the second support substrate 310-2 may be a single substrate integrally formed.
- the support substrate 310 may include three or more support substrates.
- the first and second support substrates 310 - 1 and 310 - 2 may be disposed on both sides of the first circuit board 250 .
- the first support substrate 310 - 1 may include a first body 86 and at least one terminal part 7A or 7B extending from the first body 86 .
- At least one of the terminal units 7A and 7B of the first support substrate 310 - 1 may include a plurality of terminals 311 .
- the second support substrate 310 - 2 may include a second body 87 and at least one terminal part 7C or 7D extending from the second body 87 . At least one terminal portion 7C or 7D of the second supporting substrate 310 - 2 may include a plurality of terminals 311 .
- the first circuit board 250 includes a first side part 33A and a second side part 33B positioned opposite each other and a third part positioned opposite each other between the first side part 33A and the second side part 33B. It may include a side part 33C and a fourth side part 33D.
- first connection portion 320A may connect the first body 86 and the first side portion 33A of the first circuit board 250
- second connection portion 320B may connect the second body 87 and the first side portion 33A.
- the second side portion 33B of the first circuit board 250 may be connected.
- the first body 86 includes a first portion 6A corresponding to or opposite to the first side portion 33A of the first circuit board 250, a portion of the third side portion 33C of the first circuit board 250 ( or one side) and a third portion 6C corresponding to a portion (or one side) of the fourth side portion 33D of the first circuit board 250 .
- the first body 86 connects one end of the first portion 6A and the second portion 6B, and includes a first bent portion 6D and a first portion 6A bent from one end of the first portion 6A. ) and a second bent portion 6E that connects the other end of the third portion 6C and is bent from the other end of the first portion 6A.
- the first support substrate 310 - 1 may include a first terminal portion 7A and a second terminal portion 7B.
- the first terminal portion 7A may extend or protrude from the second portion 6B of the first body 86 toward the second board portion 800
- the second terminal portion 7B may extend from the second portion 6B of the first body 86 toward the second substrate portion 800.
- the second terminal unit 7B may be positioned on the opposite side of the first terminal unit 7A with the first substrate unit 255 (eg, the first circuit board 250) interposed therebetween.
- the first connection part 320A may connect the first part 6A of the first body 86 and the first side part 33A of the first circuit board 250 .
- the first connection portion 320A may include a bent portion.
- the second body 87 is a first portion 9A corresponding to or opposite to the second side portion 33B of the first circuit board 250 and another portion of the third side portion 33C of the first circuit board 250.
- a second portion 9B corresponding to or opposite to (or the other side), and a third portion 9C corresponding to or opposite to another part (or other side) of the fourth side portion 33D of the first circuit board 250 can include
- the second body 87 connects one end of the first portion 9A and the second portion 9B, and includes a first bent portion 9D and a first portion 9A bent from one end of the first portion 9A. ) and a second bent portion 9E that connects the other end of the third portion 9C and is bent from the other end of the first portion 9A.
- the second support substrate 310 - 2 may include a third terminal portion 7C and a fourth terminal portion 7D.
- the third terminal portion 7C may extend or protrude from the second portion 9B of the second body 87 toward the second substrate portion 800
- the fourth terminal portion 7D may extend from the second portion 9B of the second body 87. may extend or protrude from the third portion 9C toward the second substrate portion 800 .
- the fourth terminal unit 7D may be positioned on the opposite side of the third terminal unit 7C with the first substrate unit 255 (eg, the first circuit board 250) interposed therebetween.
- the second connection portion 320B may connect the first portion 9A of the second body 87 and the second side portion 33B of the first circuit board 250 .
- the second connection portion 320B may include a bent portion.
- the terminals (eg, 7A and 7C) of the support substrate 310 have terminals P1 to B4 electrically connected to the terminals B1 to B4 of the terminal unit 95 of the circuit board 190 of the AF driver 100. P4) can be formed.
- the terminals B1 to B4 of the terminal unit 95 of the circuit board 190 and the terminals P1 to P4 of the terminal units 7A and 7B of the support substrate 310 may be electrically connected by solder or conductive adhesive. there is. That is, the circuit board 190 of the AF driving unit 100 may be electrically connected to the second substrate unit 800 through the support substrate 310 .
- the circuit member 310A of the support substrate 310 includes a first insulating layer 29A, a second insulating layer 29B, and the first insulating layer 29A and the second insulating layer 29B.
- a conductive layer 29C formed therebetween may be included.
- the conductive layer 29C may be a wiring layer for transmitting electrical signals.
- the second layer 29B may be positioned outside the first layer 29A.
- Each of the first and second insulating layers 29A and 29B may be formed of an insulating material such as polyimide, and the conductive layer 29C may be formed of a conductive material such as copper, gold, or aluminum, or may be formed of copper, It may be formed of gold or an alloy containing aluminum.
- the elastic part 310B of the support substrate 310 may be disposed on the second layer 29B.
- the elastic part 310B may be formed of an alloy containing at least one of copper, titanium, or nickel or at least one of copper, titanium, or nickel to serve as a spring.
- the elastic part 310B may be formed of an alloy of copper and titanium or an alloy of copper and nickel.
- the elastic part 310B may be electrically connected to the ground of the first substrate part 255 or the second substrate part 800, and the elastic part 310B may be connected to the transmission line ( or wiring) and can be used for impedance matching, and through impedance matching, the loss of the transmission signal can be reduced to reduce the effect on noise.
- the matching impedance may be 40 ohms to 600 ohms.
- the matching impedance may be 50 ohms.
- an EMI member eg, EMI tape
- a conductive member eg, conductive tape
- the support substrate 310 may include a metal member or a conductive member on an outer surface.
- the metal member may be an EMI member (eg, EMI tape) or a conductive member (eg, conductive tape).
- the EMI member or the conductive member may be disposed or attached to at least one of the elastic part 310B or the circuit member 310A.
- the support substrate 310 may further include a protective material or insulating material surrounding or covering the elastic portion 310B.
- FIG. 17A is a first perspective view of the support substrate 310 coupled to the holder 270 and the base 210
- FIG. 17B is a second perspective view of the support substrate 310 coupled to the holder 270 and the base 210. am.
- the holder 270 has first to fourth side portions 64A to 64D corresponding to or opposite to the first to fourth side portions 33A to 33D of the first circuit board 250 . , see FIG. 19a).
- the first and second side parts 64A and 64B of the holder 270 may face each other or may be disposed opposite to each other in a second horizontal direction (eg, an X-axis direction).
- the third and fourth side parts 64C and 64D of the holder 270 may face each other in the first horizontal direction (eg, the Y-axis direction) or may be disposed opposite to each other.
- At least a portion of the support substrate 310 may be attached to or coupled to the holder 270 .
- at least one connection part 320A or 320B of the support substrate 310 may be coupled to at least one of the first to fourth side parts 64A to 64D of the holder 270 by an adhesive.
- the first connection portion 320A may be coupled, attached, or fixed to the first side portion 64A of the holder 270 by an adhesive
- the second connection portion 320B may be the second side portion of the holder 270. (64B).
- a first protrusion 27A may be formed on the first side portion 64A of the holder 270
- a second protrusion 27B may be formed on the second side portion 64B of the holder 270 .
- the support substrate 310 may be coupled to, attached to, or fixed to the protrusions 27A and 27B of the holder 270 .
- the support substrate 310 may be coupled to, attached to, or fixed to the outer surface (or inner surface) of the protrusions 27A and 27B of the holder 270 .
- a portion of the support substrate 310 may be combined with, attached to, or fixed to the first protrusion 27A and the second protrusion 27B of the holder 270 .
- the bodies 86 and 87 of the support substrate 310 may be coupled to, attached to, or fixed to the first and second protrusions 27A and 27B of the holder 270 .
- first support substrate 310-1 may be coupled to, attached to, or fixed to the first protrusion 27A
- second support substrate 310-2 may be coupled to, attached to, or fixed to the second protrusion 27B. or fixed.
- first part 6A of the first body 86 may be coupled, attached, or fixed to the outer surface (or inner surface) of the first protrusion 27A
- first part 6A of the second body 87 Portion 9A may be coupled, attached, or secured to an outer surface (or inner surface) of second protrusion 27B.
- the base 210 may include first to fourth side parts 65A to 65D (see FIG. 14 ) corresponding to or opposite to the first to fourth side parts 33A to 33D of the first circuit board 250 .
- the first to fourth side parts 65A to 65D of the base 210 may correspond to or face the first to fourth side parts 64A to 64D of the holder 270 .
- the first and second side parts 65A and 65B of the base 210 may face each other in a first horizontal direction (eg, the Y-axis direction) or may be disposed opposite to each other.
- the third and fourth side parts 65C and 65D of the base 210 may face each other in the second horizontal direction (eg, the X-axis direction) or may be disposed opposite to each other.
- At least a portion of the support substrate 310 may be coupled, attached, or fixed to the base 210 .
- the bodies 86 and 87 of the support substrate 310 may be coupled to the base 210 by an adhesive.
- portions of the bodies 86 and 87 of the support substrate 310 connected to the terminal units 7A to 7D may be coupled to the base 210 .
- the support substrate 310 may be coupled to, attached to, or fixed to the protrusions 216A and 216B formed on the base 210 .
- the support substrate 310 may be coupled, attached, or fixed to the outer surface (or inner surface) of the protrusions 216A and 216B of the base 210 .
- a first protrusion 216A may be formed on the third side portion 65C of the base 210, and a second protrusion 216B may be formed on the fourth side portion 65D of the base 210.
- the bodies 86 and 87 of the support substrate 310 may be combined, attached, or fixed to the first and second protrusions 216A and 216B of the base 210 .
- one end (eg, the second portion 6B) of the first support substrate 310-1 may be coupled, attached, or fixed to one area of the first protrusion 216A of the base 210, and the first The other end (eg, the third portion 6C) of the support substrate 310 - 1 may be coupled, attached, or fixed to one area of the second protrusion 216B of the base 210 .
- one end (eg, the second portion 9B) of the second support substrate 310-2 may be coupled, attached, or fixed to another area of the first protrusion 216A of the base 210
- the other end (eg, the third portion 9C) of the second support substrate 310 - 2 may be coupled, attached, or fixed to another area of the second protrusion 216B of the base 210 .
- a first coupling region 69A may be formed between the first body 86 of the first support substrate 310-1 and the first protrusion 27A of the holder 270, and the second support substrate 310-1
- a second coupling region 69B may be formed between the second body 87 of 2) and the second protrusion 27B of the holder 270 .
- a third coupling region 59A may be formed between one end of each of the first and second support substrates 310 - 1 and 310 - 2 and the first protrusion 216A of the base 210 .
- a fourth coupling region 59B may be formed between the other end of each of the first and second support substrates 310-1 and 310-2 and the second protrusion 216B of the base 210,
- the OIS movable unit may be elastically supported with respect to the fixed unit.
- the terminals 311 of the support substrate 310 may be coupled to the terminals 800B of the second substrate 800 by solder (902, see FIGS. 17A and 17B) or conductive adhesive, and may be electrically connected.
- the support member may be an elastic member that does not include a substrate, such as a spring, wire, shape memory alloy, or ball member.
- a plurality of wires may be disposed on at least one of corners and side parts of the base 210 or the second substrate portion 800, and the first substrate portion 255 (For example, the second circuit board 260) and the second substrate portion 800 (or the base 210) may be connected to each other.
- one end of each of the plurality of wires may be coupled to the first board portion 255 (eg, the second circuit board 260), and the other end of each of the plurality of wires may be coupled to the second board portion 800 (or base 210).
- the image sensor unit 350 may include at least one of a controller 830 , a memory 512 , and a capacitor 514 .
- the control unit 830 may be spaced apart from the first substrate unit 255 .
- the control unit 830 may be disposed on the second substrate unit 800 .
- the memory 512 may be disposed on any one of the first substrate portion 255 and the second substrate portion 800 .
- the memory 512 may be disposed or mounted in the first region 801 of the second substrate 800 .
- the memory 512 may be avoided or spaced apart from the second heat dissipation member 380 .
- the second heat dissipation member 380 may include an escape groove or opening for avoiding spatial interference with the memory 512, and the memory 512 may be disposed within the escape groove or opening of the second heat dissipation member 380.
- the capacitor 514 may be disposed on at least one of the first substrate portion 255 and the second substrate portion 800 .
- the memory 512 corresponds to the output of the second position sensor 240 according to the displacement (or stroke) of the OIS moving unit in a direction perpendicular to the optical axis (eg, the X-axis direction or the Y-axis direction) for OIS feedback driving.
- 1 Data value (or code value) can be stored.
- the memory 512 corresponds to the output of the first position sensor 170 according to the displacement (or stroke) of the bobbin 110 in the first direction (eg, the optical axis direction or the Z-axis direction) for AF feedback driving.
- a second data value (or code value) may be stored.
- each of the first and second data values may be stored in the memory 512 in the form of a lookup table.
- each of the first and second data values may be stored in the memory 512 in the form of a mathematical formula or algorithm.
- the memory 512 may store algorithms or programs during mathematics for the operation of the control unit 830 .
- the memory 512 may be a non-volatile memory, such as Electrically Erasable Programmable Read-Only Memory (EEPROM).
- EEPROM Electrically Erasable Programmable Read-Only Memory
- Capacitor 514 may include at least one of capacitors 514A, 514B, and 514C. Any one of the capacitors 514A, 514B, and 514C (eg, 514A) may be connected or connected between any one of the input terminals of the controller 830 and the ground terminal. Also, another one (eg, 514B) of the capacitors 514A, 514B, and 514C may be connected between two input terminals of the controller 830. In this case, the input terminal of the control unit may be a terminal to which driving power or driving voltage is input.
- the other one (eg, 514C) of the capacitors 514A, 514B, and 514C may be connected between the common input terminal of the first to third sensors 240A to 240C and the ground terminal.
- one end of the capacitor 514C may be connected or connected to the common input terminal of the first to third sensors 240A to 240C, and the other end of the capacitor 514C may be electrically connected or connected to the ground terminal.
- the capacitors 514A, 514B, and 514C may serve to stabilize power or input voltage applied to input terminals of the control unit 830 .
- the capacitor 514C may serve to stabilize power or input voltage provided to input terminals of the first to third sensors 240A to 240C.
- the control unit 830 may be located outside the cover member 300 or may be disposed in one area of the second substrate unit 800 located outside the cover member 300 .
- the second substrate portion 800 may include an extension area 808 connected to the first area 801 and extending from the first area 801 .
- the extension area 808 may extend from the first side portion 85A of the first area 801 .
- the extension area 808 may protrude from an outer surface of the first side portion 85A of the first area.
- the extension area 808 may extend or protrude in the second horizontal direction (eg, the X-axis direction).
- the extension area 808 may be positioned outside the cover member 300 or outside the cover member 300 .
- the extension region 808 may be alternatively expressed as a "fourth region", a “protrusion region”, a “extension part”, or a "protrusion part”.
- the extension area 808 in the optical axis direction does not overlap with the AF moving part and the OIS moving part.
- the extension area 808 may extend in the same direction as the third area 803 (eg, a second horizontal direction).
- the control unit 830 may be disposed in the extension area 808 of the second substrate unit 800 .
- the control unit 830 may be disposed or mounted on the upper surface of the extension region 808 of the second substrate unit 800 .
- the control unit 830 may be disposed or mounted on the lower surface of the extension area 808 .
- the controller 830 may not overlap the cover member 300 in the optical axis direction.
- the extension area 808 may not overlap the cover member 800 in the optical axis direction.
- the area of the upper surface of the extension region 808 may be greater than or equal to the area of the lower surface of the controller 830 .
- the extension region 808 and the third region 803 are connected to the first side portion 85A of the second substrate portion 800, an area occupied by the camera device 10 in a direction perpendicular to the optical axis can be reduced. . Due to this, the embodiment can minimize an increase in the size of the camera device 10 by the extension area 808 .
- the extension area may be connected to any one of the second to fourth side parts 85B, 85C, and 85D of the first area 801 of the second substrate portion 800, and the first area 801 It may also protrude from any one of the second to fourth side parts 85B, 85C, and 85D.
- the controller 830 may be positioned outside the cover member 300 or outside the cover member 300 .
- the control unit 830 may be located outside the space formed by the cover member 300 , the base 210 , and the first region 801 of the second substrate unit 800 .
- the controller 830 does not overlap the lens module 400 , the AF moving unit, the OIS moving unit, and the first region 801 of the second substrate 800 in the optical axis direction.
- At least one capacitor 514 may be disposed or mounted on the upper surface of the extension region 808 .
- the sensor shift camera device in which the image sensor moves for hand shake compensation, since the OIS moving part including the image sensor and the first substrate is spaced apart from the fixing part including the second substrate, the heat generated in the OIS moving unit is removed. It can be vulnerable to being discharged to the outside through the government.
- the sensor shift camera device may have a structure in which the AF driving unit and the OIS driving unit are confined to a cover member for the purpose of preventing foreign matter defects, and thus heat may not be easily discharged to the outside of the camera device.
- the image sensor, the second coil, and the controller may correspond to a heat source.
- the “control unit” may be a driver IC that controls AF driving or/and OIS driving.
- the stroke (or movement distance) of the OIS moving part for compensating for the hand shake compensation angle eg, 1 degree
- the current consumption of the second coil for OIS driving increases. It can be, and the communication speed of the control unit can be increased.
- the amount of heat generated by the heat source may increase, and the temperature of the camera device may increase.
- the temperature of the camera device increases due to the weak heat dissipation structure of the sensor shift camera device as described above. can do.
- An increase in the temperature of the camera device may cause the demagnetization of the AF and OIS driving magnet or/and the sensing magnet, thereby causing an error in driving the AF and OIS.
- an increase in the temperature of the camera device may cause a change in output signals of the AF position sensor and the OIS position sensor. As a result, accuracy and reliability of AF driving and OIS driving may deteriorate.
- an increase in the temperature of the controller may cause an increase in the temperature of the image sensor, which may cause image loss of the image sensor and quantitative and qualitative degradation of image quality.
- the driving temperature of the shape memory alloy member is about 100 to 110 degrees Celsius, but the temperature of the control unit when the controller is driven may rise to 160 to 180 degrees Celsius. Due to the temperature increase of the controller, the temperature of the shape memory alloy member may exceed a driving temperature range. Due to this, driving control of the shape alloy member may be difficult.
- the temperature of the shape memory alloy member increases, the resistance of the shape memory alloy member decreases and the current flowing through the shape memory alloy member increases, which may damage the shape memory alloy member.
- the shape memory alloy member As the length of is shortened, the stroke of the OIS moving part may be reduced.
- the image sensor 810 and the second coil 230 are disposed in the OIS moving unit located inside the cover member 300, and the control unit 830 is a control unit 830 that does not overlap with the image sensor 810 in the optical axis direction. 2 It is placed on the extension part 808 of the substrate part 255. Due to this, the control unit 830, which is a heat source, can be separated or isolated from the image sensor 810 with the cover member 300 or/and the base 210 interposed therebetween, and can be disposed away from the image sensor 810. .
- controller 830 which is a heat source
- the controller 830 which is a heat source
- the controller 830 is disposed outside the cover member 300 and the base 210, heat can be easily dissipated.
- the heat sources between the control unit 830 and the image sensor 810 are isolated or separated from each other by the cover member 300 and the base 210, the effect of the heat generated in the control unit 830 on the image sensor 810 can be significantly reduced.
- the temperature of the image sensor 810 of the camera device 10 may be about 65 to 80 degrees Celsius. there is. Compared to CASE 1, in the embodiment, the temperature of the image sensor 810 may be lowered by 20 degrees to 55 degrees.
- the camera device 10 may include a third heat dissipation member 870 disposed on, coupled to, or attached to the extension area 808 to improve heat dissipation effects.
- the third heat dissipation member 870 may contact the extension area 808 .
- the third heat dissipation member 870 may be disposed below the extended area 808 .
- the third heat dissipation member 870 may be disposed, coupled, or fixed to the lower surface of the extending region 808 .
- the third heat dissipation member 870 may be a plate-like member, and the description of the material of the first heat dissipation member 280 may be applied or inferred to the third heat dissipation member 870 . At least a portion of the third heat dissipation member 870 may overlap the control unit 830 in the optical axis direction.
- the camera device 10 may include a cover can 405 disposed in the extension area 808 to protect the controller 830 from external impact and accommodating the controller 830 therein.
- the cover can 405 may include a top plate 405A and a side plate 405B connected to the top plate 405A and extending from the top plate 405A toward the extension region 808 .
- the cover can 405 may be disposed on, bonded to, or secured to the upper surface of the extended area 808 .
- the lower, lower, or lower surface of the side plate 405B of the cover can 405 may be coupled, attached, or fixed to the upper surface of the extending region 808 .
- the cover can 405 accommodates the controller 830 inside, it is possible to suppress heat generated from the controller 830 from being emitted to the outside of the cover can 405 and transferred to the image sensor.
- Description of the material of the first heat dissipation member 280 or the material of the cover member 300 may be applied or inferred to the cover can 405 .
- the camera device 10 may further include a heat dissipation layer 860 disposed on the controller 830 .
- the heat dissipation layer 860 may cover the surface of the controller 830 .
- the heat dissipation layer 860 may be disposed to cover the surface of the controller 830 .
- the heat dissipation layer 860 may contact and cover the top and side surfaces of the controller 830 .
- the heat dissipation layer 860 may be formed of heat dissipation plastic or heat dissipation resin, for example, heat dissipation epoxy.
- the heat dissipation layer 860 may improve heat dissipation efficiency and heat dissipation performance of the controller 830 .
- the heat dissipation layer may be disposed on at least one of a top surface and a side surface of the controller 830 .
- the heat dissipation layer may expose at least a portion of the controller 830 .
- the controller 830 may be electrically connected to the second position sensor 240 .
- the control unit 830 uses the output signal received from the sensors 240A, 240B, and 240C of the second position sensor 240 and the first data value stored in the memory 512 to provide the second coil 230 with
- the driving signal can be adjusted or controlled, and the feedback OIS operation can be performed.
- the controller 830 may be electrically connected to the first position sensor 170 .
- the first position sensor 170 may be electrically connected to the control unit 830 .
- the control unit 830 may control the driving signal provided to the first coil 120 by using the output signal of the first position sensor 170 and the second data value stored in the memory 512, through which A feedback auto focusing operation may be performed.
- the control unit 830 may be implemented in the form of a driver IC, but is not limited thereto.
- the controller 830 may be electrically connected to the terminals 800B of the second substrate 800 .
- the controller 830 may control a first position sensor implemented using only a Hall sensor and/or a second position sensor implemented using only a Hall sensor. For example, the controller 830 may supply a driving signal to a first position sensor implemented using only a Hall sensor and/or a second position sensor implemented using only a Hall sensor, and may supply an output signal of the first position sensor and/or a second position sensor implemented using only a Hall sensor. The output signal of the position sensor can be received.
- the first position sensor may be implemented as a Hall sensor alone, and the second position sensor may be in the form of a driver IC including the Hall sensor, and in this case, the control unit 830 may be electrically connected to the first position sensor, A driving signal may be supplied to the first position sensor and an output signal may be received from the first position sensor.
- the controller 830 may include a driving driver for driving at least one of the first position sensor and the second position sensor.
- the image sensor unit 350 may further include a motion sensor 820 disposed on either one of the first substrate unit 255 and the second substrate unit 800 .
- the motion sensor 820 may be electrically connected to the controller 830.
- the motion sensor 820 may output rotational angular velocity information due to movement of the camera device 10 .
- the motion sensor 820 may be a “gyro sensor”.
- the motion sensor 820 may be implemented as a 2-axis or 3-axis gyro sensor or an angular velocity sensor.
- the motion sensor 820 may output information about a movement amount in an X-axis direction, a movement amount in a y-axis direction, and a rotation amount due to movement of the camera device 10 .
- the motion sensor may be omitted from the camera device 10, and in the case where the motion sensor is omitted from the camera device, the camera device 10 uses the motion sensor provided in the optical device 200A to obtain the camera device 10. ) can receive location information by movement.
- the image sensor unit 350 may further include a filter 610 disposed between the lens module 400 and the image sensor 810 .
- the image sensor unit 350 may further include a filter holder 600 for arranging, seating or accommodating a filter.
- the filter holder 600 may alternatively be referred to as a “sensor base”.
- the filter 610 may block or pass light of a specific frequency band from light passing through the lens barrel 400 to the image sensor 810 .
- the filter 610 may be an infrared cut filter.
- the filter 610 may be disposed parallel to an x-y plane perpendicular to the optical axis OA. Filter 610 may be disposed below lens module 400 .
- the filter holder 600 may be disposed below the AF driver 100 .
- the filter holder 600 may be disposed on the first substrate portion 255 .
- the filter holder 600 may be disposed on the upper surface of the second circuit board 260 of the first board part 255 .
- the filter holder 600 may be coupled to a region of the second circuit board 260 around the image sensor 810 by an adhesive and may be exposed through the opening 250A of the first circuit board 250. .
- the opening 250A of the first circuit board 250 may expose the filter holder 600 disposed on the second circuit board 260 and the filter 610 disposed on the filter holder 600 .
- an opening 61A may be formed at a portion where the filter 610 is mounted or disposed so that light passing through the filter 610 may be incident to the image sensor 810 .
- the opening 61A of the filter holder 600 may be in the form of a through hole penetrating the filter holder 600 in the optical axis direction.
- the opening 61A of the filter holder 600 may pass through the center of the filter holder 600 and may be disposed to correspond to or face the image sensor 810 .
- the filter holder 600 may include a seating portion 500 that is recessed from the upper surface and on which the filter 610 is seated, and the filter 610 may be placed, seated, or mounted on the seating portion 500 .
- the seating portion 500 may be formed to surround the opening 61A.
- the seating portion of the filter holder may be in the form of a protruding portion protruding from the upper surface of the filter.
- the image sensor unit 350 may further include an adhesive disposed between the filter 610 and the mounting unit 500, and the filter 610 may be coupled or attached to the filter holder 600 by the adhesive.
- the filter holder may be coupled to the holder 270 or to the AF driver 100 .
- the cover member 300 may have a box shape with an open bottom and a top plate 301 and a side plate 302, and the lower part of the side plate 302 of the cover member 300 is a base ( 210) can be combined.
- the top plate 301 of the cover member 300 may have a polygonal shape, for example, a quadrangle or an octagon.
- the side plate 302 may include four side plates connected to each other.
- an opening 303 exposing a lens of the lens module 400 coupled to the bobbin 110 to external light may be formed in the upper plate 301 of the cover member 300 .
- the side plate 302 of the cover member 300 has a groove 304 for exposing the terminal 95 of the circuit board 190 and the corresponding terminal 800B of the second board unit. can be formed.
- the cover member 300 may be formed of a metal material.
- the cover member 300 may be formed of SUS (Steel Use Stainless) (eg, SUS 4 series).
- the cover member 300 may be formed of a cold rolled steel plate (Steel Plate Cold Commercial, SPC).
- the cover member 300 may be formed of a SUS material containing 50 percent ([%]) or more of Fe.
- an anti-oxidation metal such as nickel may be plated on the surface of the cover member 300 to prevent oxidation.
- the cover member 300 may be formed of a magnetic material or a metal material having magnetism.
- the cover member 300 may be formed of an injection-molded material, for example, plastic or resin material. Also, the cover member 300 may be made of an insulating material or a material that blocks electromagnetic waves.
- the cover member 300 and the base 210 can accommodate the AF driving unit 100 and the OIS moving unit, can protect the AF driving unit 100 and the OIS moving unit from external impact, and prevent foreign substances from entering from the outside. It can be prevented.
- the outer surface of the holder 270 may be spaced apart from the inner surface of the base 210 by a predetermined distance.
- the lower surface of the holder 270 and the first substrate unit 255 may be spaced apart from the base 210 by a predetermined distance.
- the controller 830 may supply at least one driving signal to at least one of the first to fourth coil units 230-1 to 230-4, and controls the at least one driving signal to move the OIS moving unit in the X-axis direction.
- the OIS moving unit may be moved in the Y-axis direction, or the OIS moving unit may be rotated, tilted, or rolled within a predetermined angular range around the optical axis.
- the 22A is a block diagram of the configuration of the controller 830 and the first to third sensors 240A, 240B, and 240C.
- the control unit 830 may perform communication for exchanging data with the host using the clock signal SCL and the data signal SDA, for example, I2C communication.
- the host may be the controller 780 of the optical device 200A.
- the controller 830 may be electrically connected to the second coil 230 .
- the control unit 830 may include a driving unit 1510 for providing a driving signal for driving the first to fourth coil units 230-1 to 230-4.
- the driver 1510 may include an H bridge circuit or an H bridge driver capable of changing the polarity of a driving signal.
- the driving signal may be a PWM signal to reduce current consumption, and the driving frequency of the PWM signal may be 20 [KHz] or more out of the audible frequency range.
- the driving signal may be a DC signal.
- Each of the first to third sensors 240A to 240C may include two input terminals and two output terminals.
- the controller 830 may supply power or a driving signal to two input terminals of each of the first to third sensors 240A to 240C.
- any one of two input terminals of the first to third sensors 240A to 240C may be connected in common to each other.
- the two input terminals may be a (+) input terminal and a (-) input terminal (eg, a ground terminal).
- the controller 830 receives the first output voltage of the first sensor 240A, the second output voltage of the second sensor 240B, and the third output voltage of the third sensor 240C, and receives the received second output voltage. Movement (or displacement) of the OIS moving unit in the X-axis direction or the Y-axis direction may be controlled using the first to third output voltages. Also, the control unit 830 may control rotation, tilting, or rolling of the OIS moving unit based on the optical axis using the received first to third output voltages.
- control unit 830 receives an output voltage output from two output terminals of each of the first to third sensors 240A to 240C, analog-to-digital converts the received output voltage, and obtains a data value, It may include an analog-to-digital converter 530 that outputs a digital value or code value.
- the control unit 830 moves the OIS moving unit in the X-axis direction or the Y-axis direction using the data values output from the analog-to-digital converter 530 (or rotates, tilts, or Rolling can be controlled.
- the temperature sensor 540 may measure ambient temperature (eg, temperatures of the first to third sensors 240A, 240B, and 240C) and output a temperature detection signal Ts according to the measured result. there is.
- the temperature sensor 540 may be a thermistor.
- the resistance value of the resistor included in the temperature sensor 540 may change according to the ambient temperature, and as a result, the value of the temperature detection signal Ts may change according to the ambient temperature.
- an equation or a look-up table related to a mutual relationship between the ambient temperature and the temperature detection signal Ts may be stored in a memory or the controller 830 or 780 .
- the first to third sensors 240A, 240B, and 240C are also affected by temperature, the first to third sensors 240A, 240B according to the ambient temperature are required for accurate and reliable OIS feedback driving. , 240C) requires compensation of the output values.
- control units 830 and 780 use the ambient temperature measured by the temperature sensor 540 and a temperature compensation algorithm or compensation equation to determine the output values of the first to third sensors 240A, 240B, and 240C, respectively. (or data values related to the output) can be compensated.
- the temperature compensation algorithm or compensation formula may be stored in the controller 830 or 780 or a memory.
- the camera device may further include a fourth sensor 240D corresponding to or opposite to the fourth magnet unit 130 - 4 in the optical axis direction.
- the fourth sensor 240D may be disposed on the first substrate unit 255 (eg, the first circuit board 250).
- the fourth sensor 240D may be disposed adjacent to any corner of the first circuit board 250 where the first to third sensors 240A to 240C are not disposed.
- the description of the arrangement relationship between the first sensor 240A and the first coil unit 230-1 may be applied or applied to the arrangement between the fourth sensor 240D and the fourth coil unit 230-4.
- the fourth sensor 240D may be positioned to face the second sensor 240B in a diagonal direction.
- the output voltage of the fourth sensor 240D may be used to sense X-axis movement or Y-axis movement of the OIS moving unit.
- the fourth sensor 240D may represent the first position sensor 170 of the AF driver 100 .
- the controller 830 may be electrically connected to the second coil 230 and the second position sensor 240 through the second substrate 800 , the support substrate 310 , and the first substrate 255 .
- control unit 830 may be disposed on the first substrate unit 255 .
- controller 830 may be disposed on the first circuit board 250 .
- 22B is a block diagram of the controller 830, the first to third sensors 240A, 240B, and 240C, and the capacitors 290A, 290B, and 290C.
- the control unit 830 includes a processing unit 505 that exchanges data with a host using a clock signal SCL and a data signal SDA, for example, I2C communication. can do.
- the host may be the controller 780 of the optical device 200A.
- data communication may be performed between the controller 830 and the AF driver, and the controller 830 may serve as a host.
- the processing unit 505 may include a central processing unit (CPU) and memory.
- the memory may include at least one of flash memory, RAM, and ROM.
- the processing unit 505 may perform control for an AF operation and an OIS operation.
- the controller 830 may be electrically connected to the second coil 230 .
- the control unit 830 may include a driving unit 1510 for providing a driving signal for driving the first to fourth coil units 230-1 to 230-4.
- the driver 1510 may include an H bridge circuit or an H bridge driver capable of changing the polarity of a driving signal.
- the driving signal may be a PWM signal to reduce current consumption, and the driving frequency of the PWM signal may be 20 [KHz] or more out of the audible frequency range.
- the driving signal may be a DC signal.
- the second position sensor 240 may include two input terminals and two output terminals.
- the first sensor 240A may include two input terminals 21A and 21B and two output terminals 22A and 22B.
- the second sensor 240B may include two input terminals 21C and 21D and two output terminals 22C and 22D.
- the third sensor 240C may include two input terminals 21E and 21F and two output terminals 22E and 22F.
- the controller 830 may supply power or a driving signal to two input terminals 21A to 21F and 22A to 22F of each of the first to third sensors 240A to 240C.
- one of the first and second input terminals of each of the first to third sensors 240A to 240C may be a (+) input terminal, and the other may be a (-) input terminal.
- the (+) input terminal may be a terminal to which a relatively higher voltage than the (-) input terminal is applied.
- any one of two input terminals 21A to 21F of each of the first to third sensors 240A to 240C may be connected in common.
- the common connection terminal may be any one of a (+) input terminal and a (-) input terminal (eg, a ground terminal) of each of the first to third sensors 240A to 240C.
- the first sensor 240A may output a first output signal (eg, a first output voltage) through two output terminals 22A and 22B, and the second sensor 240B may output a first output signal through two output terminals (22A and 22B).
- a second output signal (eg, a second output voltage) may be output through 22C and 22D, and the third sensor 240C may output a third output signal (eg, a second output voltage) through two output terminals 22E and 22F. third output voltage).
- the controller 830 may receive the first output voltage of the first sensor 240A, the second output voltage of the second sensor 240B, and the third output voltage of the third sensor 240C, and receive Movement (or displacement) of the OIS moving unit in the X-axis direction or the Y-axis direction may be controlled using the first to third output voltages. Also, the control unit 830 may control rotation, tilting, or rolling of the OIS moving unit based on the optical axis using the received first to third output voltages.
- the controller 830 receives the output voltages output from the two output terminals 22A to 22F of each of the first to third sensors 240A to 240C, and converts the received output voltages into analog-to-digital results. It may include an analog-to-digital converter 530 that outputs a data value, digital value or code value according to .
- the control unit 830 moves the OIS moving unit in the X-axis direction or the Y-axis direction using the data values output from the analog-to-digital converter 530 (or rotates, tilts, or Rolling can be controlled.
- the camera device 10 may include an amplifier (not shown).
- the amplifier may be included in the controller 830.
- the amplifier may receive output voltages output from the two output terminals 22A to 22F of each of the first to third sensors 240A to 240C, and amplify the received output voltages.
- the output voltages amplified by the amplifier may be supplied to the analog-to-digital converter 530, and the analog-to-digital converter 530 may perform analog-to-digital conversion of the amplified output voltages to output data values.
- the temperature sensor 540 may measure ambient temperature (eg, temperatures of the first to third sensors 240A, 240B, and 240C) and output a temperature detection signal Ts according to the measured result. there is.
- the temperature sensor 540 may be a thermistor.
- the resistance value of the resistor included in the temperature sensor 540 may change according to the ambient temperature, and as a result, the value of the temperature detection signal Ts may change according to the ambient temperature.
- an equation or a look-up table relating to a mutual relationship between the ambient temperature and the temperature detection signal Ts may be stored in the memory 512 or the controller 830 or 780 .
- the first to third sensors 240A, 240B, and 240C are also affected by temperature, the first to third sensors 240A, 240B according to the ambient temperature are required for accurate and reliable OIS feedback driving. , 240C) requires compensation of the output values.
- control units 830 and 780 use the ambient temperature measured by the temperature sensor 540 and a temperature compensation algorithm or compensation equation to determine the output values of the first to third sensors 240A, 240B, and 240C, respectively. (or data values related to the output) can be compensated.
- the temperature compensation algorithm or compensation formula may be stored in the controller 830 or 780 or the memory 512 .
- the camera device may further include a fourth sensor corresponding to or opposite to the fourth magnet unit 130 - 4 in the optical axis direction.
- the fourth sensor may be disposed on the first substrate unit 255 (eg, the first circuit board 250).
- the fourth sensor is disposed at any one corner of the first circuit board 250 where the first to third sensors 240A to 240C are not disposed or adjacent to any one corner of the first circuit board 250. can be placed.
- the description of the arrangement relationship between the first sensor 240A and the first coil unit 230-1 may be applied or inferred to the arrangement between the fourth sensor and the fourth coil unit 230-4.
- the fourth sensor may be positioned to face the second sensor 240B in a diagonal direction.
- the output voltage of the fourth sensor may be used to sense X-axis movement or Y-axis movement of the OIS moving unit.
- the controller 830 may be electrically connected to the second coil 230 and the second position sensor 240 through the second substrate 800 , the support substrate 310 , and the first substrate 255 .
- the camera device 10 may include a capacitor 290 connected to two output terminals of the second position sensor 240 .
- the capacitor 290 may be electrically connected in parallel to two output terminals of the second position sensor 240 .
- the capacitor 290 may include first to third capacitors 290A, 290B, and 290C.
- the first capacitor 290A may be connected to two output terminals 22A and 22B of the first sensor 240A.
- the first capacitor 290A may be electrically connected in parallel to the two output terminals 22A and 22B of the first sensor 240A.
- one end of the first capacitor 290A may be connected to any one 22A of the two output terminals 22A and 22B of the first sensor 240A, and the other end of the first capacitor 290A may be connected to the first It may be connected to the other one 22B of the two output terminals 22A and 22B of the sensor 240A.
- the second capacitor 290B may be connected to two output terminals 22C and 22D of the second sensor 240B.
- the second capacitor 290B may be electrically connected in parallel to the two output terminals 22C and 22D of the second sensor 240B.
- one end of the second capacitor 290B may be connected to any one 22C of the two output terminals 22C and 22D of the second sensor 240B, and the other end of the first capacitor 290A may be connected to the second sensor 240B. It may be connected to the other one of the two output terminals 22C and 22D of the sensor 240B (22D).
- the third capacitor 290C may be connected to two output terminals 22E and 22F of the third sensor 240C.
- the third capacitor 290C may be electrically connected in parallel to the two output terminals 22E and 22F of the third sensor 240C.
- one end of the third capacitor 290C may be connected to either one 22E of the two output terminals 22E and 22F of the third sensor 240C, and the other end of the third capacitor 290C may be connected to the third sensor 240C. It may be connected to the other one 22F of the two output terminals 22E and 22F of the sensor 240C.
- the controller 830 includes first and second pads 62A and 62B electrically connected to the two output terminals 22A and 22B of the first sensor 240A and the two outputs of the second sensor 240B. Third and fourth pads 62C and 62D electrically connected to the terminals 22C and 22D, and a fifth electrically connected to the two output terminals 22E and 22F of the third sensor 240C. and sixth pads 62E and 62F.
- an output signal of the first sensor 240A may be input to the controller 830 through the first and second pads 62A and 62B of the controller 830 .
- An output signal of the second sensor 240B may be input to the controller 830 through the third and fourth pads 62C and 62D of the controller 830 .
- An output signal of the third sensor 240C may be input to the controller 830 through the fifth and sixth pads 62E and 62F of the controller 830 .
- the first capacitor 290A may be connected in parallel to the first and second pads 62A and 62B of the controller 830 .
- one end of the first capacitor 290A may be connected to the first pad 62A of the controller 830, and the other end of the first capacitor 290A may be connected to the second pad 62B of the controller 830. there is.
- the second capacitor 290B may be connected in parallel to the third and fourth pads 62C and 62D of the controller 830 .
- one end of the second capacitor 290B may be connected to the third pad 62C of the controller 830, and the other end of the second capacitor 290B may be connected to the fourth pad 62D of the controller 830. there is.
- the third capacitor 290C may be connected in parallel to the fifth and sixth pads 62E and 62F of the controller 830 .
- one end of the third capacitor 290C may be connected to the fifth pad 62E of the controller 830, and the other end of the third capacitor 290C may be connected to the sixth pad 62F of the controller 830. there is.
- Noise may be included in the first output signal of the first sensor 240A due to the magnetic field generated by the first coil unit 230-1, and the first capacitor 9 (290A) may remove this noise. .
- noise may be included in the second output signal of the second sensor 240B due to the magnetic field generated by the second coil unit 230-2, and the second capacitor 9 (290B) may remove this noise. there is.
- noise may be included in the third output signal of the third sensor 240C due to the magnetic field generated by the third coil unit 230-3, and the third capacitor 9 (290C) may remove this noise. there is.
- FIG. 22c shows a capacitor 290-1 according to a modified example of FIG. 22a.
- a capacitor 290-1 is a first capacitor and a second position sensor 240 connected between one of the two output terminals of the second position sensor 240 and the ground (or ground terminal). ) may include a second capacitor connected between the other one of the two output terminals and the ground (or ground terminal).
- the controller 830 may include two pads connected to the two output terminals of the second position sensor 240 .
- one end of the first capacitor of the capacitor 290-1 may be connected to one of two pads of the controller 830.
- the other end of the first capacitor of the capacitor 290-1 may be connected to the ground (or ground terminal).
- one end of the second capacitor of the capacitor 290-1 may be connected to the other one of the two pads of the controller 830.
- the other end of the second capacitor of the capacitor 290-1 may be connected to the ground (or ground terminal).
- the capacitor 290-1 includes a first capacitor 290A1 connected to the first output terminal 22A of the first sensor 240A and a second capacitor 290A1 connected to the second output terminal 22B of the first sensor 240A.
- a capacitor 290A2 may be included.
- the first capacitor 290A1 may be connected between the first output terminal 22A of the first sensor 240A and the ground (or ground terminal).
- one end of the first capacitor 290A1 may be connected to the first output terminal 22A of the first sensor 240A, and the other end of the first capacitor 290A1 may be connected to the ground (or ground terminal).
- one end of the first capacitor 290A1 may be connected to the first pad 62A of the controller 830, and the other end of the first capacitor 290A1 may be connected to the ground (or ground terminal).
- the second capacitor 290A2 may be connected between the second output terminal 22B of the first sensor 240A and the ground (or ground terminal).
- one end of the second capacitor 290A2 may be connected to the second output terminal 22B of the first sensor 240A, and the other end of the second capacitor 290A2 may be connected to the ground (or ground terminal).
- one end of the second capacitor 290A2 may be connected to the second pad 62B of the controller 830, and the other end of the second capacitor 290A2 may be connected to the ground (or ground terminal).
- each of the first and second capacitors 290A1 and 290A2 may be disposed inside the hollow of the first coil unit 230-1.
- the first sensor 240A may be disposed between the first capacitor 290A1 and the second capacitor 290A2.
- at least one of the first and second capacitors 290A1 and 290A2 may be disposed outside or outside the hollow of the first coil unit 230-1.
- the capacitor 290-1 includes a third capacitor 290B1 connected to the first output terminal 22C of the second sensor 240B and a fourth connected to the second output terminal 22D of the second sensor 240B.
- Capacitor 290B2 may be included.
- the third capacitor 290B1 may be connected between the first output terminal 22C of the second sensor 240B and the ground (or ground terminal).
- one end of the third capacitor 290B1 may be connected to the first output terminal 22C of the second sensor 240B, and the other end of the third capacitor 290B1 may be connected to the ground (or ground terminal).
- one end of the third capacitor 290B1 may be connected to the third pad 62C of the controller 830, and the other end of the third capacitor 290B1 may be connected to the ground (or ground terminal).
- the fourth capacitor 290B2 may be connected between the second output terminal 22D of the second sensor 240B and the ground (or ground terminal).
- one end of the fourth capacitor 290B2 may be connected to the second output terminal 22D of the second sensor 240B, and the other end of the fourth capacitor 290B2 may be connected to the ground (or ground terminal).
- one end of the fourth capacitor 290B2 may be connected to the fourth pad 62D of the controller 830, and the other end of the fourth capacitor 290B2 may be connected to the ground (or ground terminal).
- each of the third and fourth capacitors 290B1 and 290B2 may be disposed inside the hollow of the second coil unit 230 - 2 .
- the second sensor 240B may be disposed between the third capacitor 290B1 and the second capacitor 290B2.
- at least one of the third and fourth capacitors 290B1 and 290B2 may be disposed outside or outside the hollow of the second coil unit 230-2.
- the capacitor 290-1 includes a fifth capacitor 290C1 connected to the first output terminal 22E of the third sensor 240C and a sixth connected to the second output terminal 22F of the third sensor 240C.
- a capacitor 290C2 may be included.
- the fifth capacitor 290C1 may be connected between the first output terminal 22E of the third sensor 240C and the ground (or ground terminal).
- one end of the fifth capacitor 290C1 may be connected to the first output terminal 22E of the third sensor 240C, and the other end of the fifth capacitor 290C1 may be connected to the ground (or ground terminal).
- one end of the fifth capacitor 290C1 may be connected to the fifth pad 62E of the controller 830, and the other end of the fifth capacitor 290C1 may be connected to the ground (or ground terminal).
- the sixth capacitor 290C2 may be connected between the second output terminal 22F of the third sensor 240C and the ground (or ground terminal).
- one end of the sixth capacitor 290C2 may be connected to the second output terminal 22F of the third sensor 240C, and the other end of the sixth capacitor 290C2 may be connected to the ground (or ground terminal).
- one end of the sixth capacitor 290C2 may be connected to the sixth pad 62F of the controller 830, and the other end of the sixth capacitor 290C2 may be connected to the ground (or ground terminal).
- each of the fifth and sixth capacitors 290C1 and 290C2 may be disposed inside the hollow of the third coil unit 230 - 3 .
- the third sensor 240C may be disposed between the fifth capacitor 290C1 and the sixth capacitor 290C2.
- at least one of the fifth and sixth capacitors 290C1 and 290C2 may be disposed outside or outside the hollow of the second coil unit 230-2.
- the first capacitor 290A1 of FIG. 22C may bypass the high frequency noise flowing into the first output terminal 22A of the first sensor 240A to the ground, and the second capacitor 290A2 of FIG. 22C may bypass the first output terminal 22A of the first sensor 240A.
- High-frequency noise flowing into the second output terminal 22B of the sensor 240A may be bypassed to the ground. That is, the first and second capacitors 290A1 and 290A2 may remove high-frequency noise included in the output signal output from the first and second output terminals 22A and 22B of the first sensor 240A.
- the third and fourth capacitors 290B1 and 290B2 can remove high-frequency noise included in the output signal output from the first and second output terminals 22C and 22D of the second sensor 240B.
- the fifth and sixth capacitors 290C1 and 290C2 may remove high frequency noise included in an output signal output from the first and second output terminals 22E and 22F of the third sensor 240C. .
- FIG. 23 shows the arrangement of terminals M1 to M8 and R1 to R10 and wires 224 and 225 of the first circuit board 250 and the support substrate 310
- FIG. 24A shows the first dotted line in FIG.
- FIG. 24B is an enlarged view of the second dotted line portion 11B in FIG. 23
- FIG. 24C is an enlarged view of the third dotted line portion 11C in FIG. 23
- FIG. 23 shows a view of a state in which the support substrate 310 and the first circuit board 250 are spread parallel to a plane perpendicular to the optical axis.
- the first substrate portion 255 for example, the first circuit board 250 has at least one first wire 224 electrically connected to the second coil 230. ), and at least one first terminal M1 to M8 electrically connected to the first wire 224 .
- the first circuit board 250 may include first wires connected to the first to fourth coil units 230-1 to 230-4.
- the first wires may be formed on both the first circuit board 250 and the support substrate 310 .
- the support substrate 310 may include first wires connected to the first wires of the first circuit board 250 .
- the first wires of the support substrate 310 may connect the first wires of the first circuit board 250 and the first terminals M1 to M8 to each other.
- each of the first wires may be connected to a corresponding one of the first terminals M1 to M8 of the support substrate 310 .
- the first wirings provided on the first circuit board 250 and the support substrate 310 are connected to both ends of the first to fourth coil units 130-1 to 130-4 and the first wires of the support substrate 310.
- the terminals M1 to M8 may be connected to each other.
- the first circuit board 250 may include a 1-1 wire connected to one end of each of the first to fourth coil units 230-1 to 230-4 and the first to fourth coil units 230-1. 1 to 230-4) may include 1-2 wirings connected to the other ends of each.
- the first wiring 224 may be formed on both the first circuit board 250 and the support substrate 310 .
- the support substrate 310 may include first wires connected to the first wires 224 of the first circuit board 250 .
- the first wires of the support substrate 310 may connect the first wires of the first circuit board 250 and the first terminals M1 to M8 to each other.
- first wirings connected to the four coil units 230-1 to 230-4 may be formed on the first circuit board 250 and the support substrate 310.
- the support substrate 310 may include the same number of first terminals M1 to M8 as the first wires 224 .
- the first substrate unit 255 for example, the first circuit board 250 is electrically connected to at least one second wire 225 electrically connected to the second position sensor 240 and the second wire 225. It may include at least one second terminal (R1 to R10) connected thereto.
- the first substrate unit 255 for example, the first circuit board 250 is a second wire connecting the second position sensor 240 and the second terminals R1 to R10 of the support substrate 310 to each other. (3-1 to 3-10) may be included.
- each of the second wires 3-1 to 3-10 may be connected to a corresponding one of the second terminals R1 to R10.
- the first circuit board 250 includes second wires 3- connected to output terminals 22A and 22B, 22C and 22D, and 22E and 22F of the first to third sensors 240A to 240C, respectively. 1 and 3-2, 3-4 and 3-5, 3-7 and 3-8).
- the second wires may be formed on both the first circuit board 250 and the support substrate 310 .
- the support substrate 310 may include second wires connected to the second wires of the first circuit board 250 .
- the second wires of the support substrate 310 may connect the second wires of the first circuit board 250 and the second terminals R1 to R10 to each other.
- the first circuit board 250 includes a 2-1 wiring connected to one of two output terminals of each of the first to third sensors 240A to 240C, and the first to third sensors ( 240A to 240C) may include a 2-2 wire connected to the other one of the two output terminals.
- the second wires 3-1 to 3-10 provided on the first circuit board 250 and the support substrate 310 are output terminals 22A of the first to third sensors 240A to 240C, respectively. to 22F) and the input terminals 21A to 21F and the second terminals R1 to R10 of the support substrate 310 may be connected to each other.
- each of the two output terminals 22A and 22B of the first sensor 240A is connected to any two of the second wires 3-1 to 3-10 (3-1, 3-2). ), and may be connected to a corresponding one of the two second wires 3-1 and 3-2.
- Each of the two output terminals 22C and 22D of the second sensor 240B may correspond to the other two wires 3-1 to 3-10, and , may be connected to a corresponding one of the other two second wires 3-4 and 3-5.
- Each of the two output terminals 22E and 22F of the third sensor 240C may correspond to another two wires 3-7 and 3-8 among the second wires 3-1 to 3-10. and may be connected to a corresponding one of the other two second wires 3-7 and 3-8.
- Any one of the two input terminals 21A, 21B of the first sensor 240A may be connected to the second wire 3-3, and the support substrate 310 may be connected through the second wire 3-3. It may be electrically connected to the second terminal R3.
- the other one of the two input terminals 21A and 21B of the first sensor 240A may be electrically connected to the second wire 3-10 through another wire, and may be supported. It may be electrically connected to the second terminal R10 of the substrate 310 in common.
- any one of the two input terminals 21C and 21D of the second sensor 240B may be connected to the second wiring 3-6, and the support substrate 310 may be connected through the second wiring 3-6. It may be electrically connected to the second terminal R9.
- the other one of the two input terminals 21C and 21D of the second sensor 240B may be electrically connected to the second wire 3-10 through another wire, It may be electrically connected to the second terminal R10 of the support substrate 310 in common.
- Any one of the two input terminals 21E and 21F of the third sensor 240C may be connected to the second wire 3-9, and the second wire 3-9 is connected to the support substrate 310 through the second wire 3-9. It may be electrically connected to the second terminal R6.
- the other one of the two input terminals 21E and 21F of the third sensor 240C may be connected to the second wire 3-10 through another wire and supported. It may be electrically connected to the second terminal R10 of the board 310 .
- one input terminal of each of the first to third sensors 240A to 240C may be electrically connected to the first circuit board 250 and the second wire 3 - 10 of the support board 310 and supported. It may be commonly connected or connected to the second terminal R10 of the board 310 .
- the capacitor 290 is connected to the two output terminals of the second position sensor 240 and the first board part (eg, the first circuit board 250) and the two second wirings of the support board 310. can be electrically connected in parallel.
- One end of the capacitor 290 may be connected or connected to either the second wiring of the first circuit board 250 and the support substrate 310 connected to or connected to the first output terminal of the second position sensor 240.
- the other end of the capacitor 290 is connected to the second wire of the first circuit board 250 and the support substrate 310 connected to or connected to the second output terminal of the second position sensor 240, or can be connected.
- the first capacitor 290A is connected to the second wiring 3-1 connected to the first output terminal 22A of the first sensor 240A and the second output terminal 22B of the first sensor 240A. It may be connected in parallel to the connected second wire 3-2.
- one end of the first capacitor 290A may be connected or connected to the second wire 3-1 connected to the first output terminal 22A of the first sensor 240A, and the first capacitor 290A The other end of may be connected or connected to a second wire connected to the second output terminal 22B of the first sensor 240A.
- the second capacitor 290B is connected to the second wiring 3-4 connected to the first output terminal 22C of the second sensor 240B and the second output terminal 22D of the second sensor 240B. It may be connected in parallel to the connected second wire 3-5.
- one end of the second capacitor 290B may be connected or connected to the second wiring 3-5 connected to the first output terminal 22C of the second sensor 240B, and the second capacitor 290B The other end of may be connected or connected to the second wire 3-5 connected to the second output terminal 22D of the second sensor 240B.
- the third capacitor 290C is connected to the second wiring 3-7 connected to the first output terminal 22E of the third sensor 240C and the second output terminal 22F of the third sensor 240C. It may be connected in parallel to the connected second wire 3-8.
- one end of the second capacitor 290B may be connected or connected to the second wire 3-7 connected to the first output terminal 22E of the third sensor 240C, and the third capacitor 290C The other end of may be connected or connected to the second wire 3 - 8 connected to the second output terminal 22F of the third sensor 240C.
- the first to sixth capacitors 290A1, 290A2, 290B1, 290B2, 290C1, and 290C2 according to the embodiment of FIG. 22C are replaced by the first to third capacitors 290A to 290C of FIG. 250) and the supporting substrate 310 as follows.
- one end of the first capacitor 290A1 of FIG. 22C may be connected or connected to the second wire 3-1 connected to the first output terminal 22A of the first sensor 240A, and The other end of 290A1 may be connected to the ground wire (or ground wire) of the first circuit board 250 (or/and the support substrate 310).
- the ground wiring may be a wiring connected to or connected to a ground terminal among terminals of the support substrate 310 .
- one end of the second capacitor 290A2 of FIG. 22C may be connected or connected to the second wire 3-2 connected to the second output terminal 22B of the first sensor 240A, and the second capacitor The other end of 290A2 may be connected to a ground wire (or ground wire) of the first circuit board 250 (or/and support substrate 310).
- one end of the third capacitor 290B1 of FIG. 22C may be connected or connected to the second wire 3-4 connected to the first output terminal 22C of the second sensor 240B, and the third capacitor The other end of 290B1 may be connected to a ground wire (or ground wire) of the first circuit board 250 (or/and support substrate 310).
- one end of the fourth capacitor 290B2 of FIG. 22C may be connected or connected to the second wire 3-5 connected to the second output terminal 22D of the second sensor 240B, and the fourth capacitor The other end of 290B2 may be connected to a ground wire (or ground wire) of the first circuit board 250 (or/and support substrate 310).
- one end of the fifth capacitor 290C1 of FIG. 22C may be connected or connected to the second wiring 3-7 connected to the first output terminal 22E of the third sensor 240C, and The other end of 290C1 may be connected to the ground wire (or ground wire) of the first circuit board 250 (or/and the support substrate 310).
- one end of the sixth capacitor 290C2 of FIG. 22C may be connected or connected to the second wire 3-8 connected to the second output terminal 22F of the third sensor 240C, and the sixth capacitor The other end of 290C2 may be connected to a ground wire (or ground wire) of the first circuit board 250 (or/and support substrate 310).
- each of the first to sixth capacitors 290A1 , 290A2 , 290B1 , 290B2 , 290C1 , and 290C2 may be electrically connected to or electrically connected to the ground terminal of the support substrate 310 .
- At least one first terminal M1 to M8 of the support substrate 310 may be electrically connected to at least one first terminal S1 to S8 of the second substrate 800 by solder or a conductive adhesive.
- each of the plurality of first terminals M1 to M8 of the support substrate 310 may be electrically connected to a corresponding one of the plurality of first terminals S1 to S8 of the second substrate unit 800. there is.
- At least one second terminal R1 to R10 of the supporting substrate 310 may be electrically connected to at least one second terminal K1 to K10 of the second substrate 800 by solder or a conductive adhesive.
- each of the plurality of second terminals R1 to R10 of the support substrate 310 may be electrically connected to a corresponding one of the plurality of second terminals K1 to K10 of the second substrate unit 800. there is.
- the support substrate 310 may include four terminal parts 7A to 7D.
- At least one first terminal M1 to M8 electrically connected to the second coil 230 may be formed on at least one of the four terminal units 7A to 7D.
- any one terminal part (eg, 7C) among the four terminal parts 7A to 7D is connected to two coil units (eg, 230-4) among the first to fourth coil units 230-1 to 230-4. 1, 230-2) and electrically connected to first terminals (eg, M1 to M4).
- any other one of the four terminal units 7A to 7D (eg, 7A) is connected to the remaining two coil units (eg, 7A) of the first to fourth coil units 230-1 to 230-4. , 230-3, 230-4) and electrically connected to first terminals (eg, M5 to M8).
- each of the four terminal units 7A to 7D may include a first terminal electrically connected to a corresponding one of the first to fourth coil units 230-1 to 230-4. .
- the first terminals electrically connected to the first to fourth coil units 230-1 to 230-4 may be formed on any one of the four terminal parts 7A to 7D.
- At least one second terminal R1 to R10 electrically connected to the second position sensor 240 may be formed on at least one of the four terminal units 7A to 7D.
- three terminal parts among the four terminal parts 7A to 7D are three terminal parts electrically connected to a corresponding one of the first to third sensor units 240A to 230C.
- Second terminals R1 to R3, R4 to R6, and R7 to R9 may be included.
- One of the three terminal units (eg, 7B to 7D) (eg, 7D) is one input terminal of each of the first to third sensor units 240A to 240C electrically connected in common. It may include 2 terminals (R10). In another embodiment, one second terminal to which each of the first to third sensor units 240A to 240C is electrically connected in common is formed on the other one (eg, 7A) of the four terminal parts 7A to 7D. It could be.
- FIG. 25 shows terminals S1 to S8 and K1 to K10 of the second substrate 800 electrically connected to the support substrate 310
- FIG. 26 shows the control unit 830 and the second substrate 800
- An example of the wirings G1 to G8 and F1 to F10 of the second substrate 800 electrically connecting the plurality of terminals S1 to S8 and K1 to K10 is shown.
- the area of the first region 801 (or the area of the upper surface) of the second substrate portion 800 may be larger than the area of the extended region 808 (or the area of the upper surface).
- the length A1 of the first area 801 of the second substrate portion 800 in the second horizontal direction (X-axis direction) is the length A1 of the extension area 800 in the second horizontal direction (X-axis direction). It may be greater than the length B1.
- the length A2 of the first area 801 of the second substrate portion 800 in the first horizontal direction (Y-axis direction) is the length of the extension area 800 in the first horizontal direction (Y-axis direction). It can be greater than (B2).
- the length G1 of the second area 802 in the second horizontal direction may be smaller than the length Q1 of the third area 803 in the second horizontal direction.
- the length G1 of the second area 802 in the second horizontal direction may be equal to or greater than the length Q1 of the third area 803 in the second horizontal direction.
- the length G2 of the second area 802 in the first horizontal direction may be greater than the length Q2 of the third area 803 in the first horizontal direction.
- the length of the second area 802 in the first horizontal direction may be equal to or smaller than the length of the third area 803 in the first horizontal direction.
- a length B2 of the extension region 808 in the first horizontal direction may be smaller than a length G2 of the second region 802 in the first horizontal direction.
- the length of the extension area 808 in the first horizontal direction may be equal to or greater than the length of the second area 802 in the first horizontal direction.
- a length B1 of the extension region 808 in the second horizontal direction may be greater than a length G1 of the second region 802 in the second horizontal direction.
- the length of the extension region 808 in the first horizontal direction may be equal to or smaller than the length of the second region 802 in the second horizontal direction.
- a length B1 of the extension area 808 in the second horizontal direction may be smaller than a length Q1 of the third area 803 in the second horizontal direction.
- the length of the extension area 808 in the second horizontal direction may be equal to or greater than the length of the third area 803 in the second horizontal direction.
- a length B2 of the extension region 808 in the first horizontal direction may be smaller than a length Q2 of the third region 803 in the first horizontal direction.
- the length of the extension area 808 in the first horizontal direction may be equal to or greater than the length of the third area 803 in the first horizontal direction.
- the second substrate unit 800 includes at least one first terminal S1 to S8 electrically connected to the first to fourth coil units 230-1 to 230-4 of the second coil 230 and
- the second position sensor 240 may include at least one second terminal K1 to K10 electrically connected to the first to fourth sensors 240A to 240C.
- the second substrate unit 800 may include a plurality of first terminals S1 to S8 electrically connected to the first terminals M1 to M8 of the supporting substrate 310 .
- the number of first terminals may be 8
- the number of first terminals may be 6.
- two terminals may be required for each channel.
- the second substrate unit 800 may include a plurality of second terminals K1 to K10 electrically connected to the second terminals R1 to R10 of the supporting substrate 310 .
- the second substrate unit 800 includes three second terminals K1 to K9 electrically connected to each of the first to third sensors 240A to 240C and one second terminal for common connection ( K10) (eg, a common terminal).
- K10 common connection
- the two second terminals R1 and R2 of the support substrate 310 electrically connected to the two output terminals 22A and 22B of the first sensor 240A are of the second substrate unit 800. It may be electrically connected to two second terminals (eg, K1 and K2).
- the second terminal R3 of the support substrate 310 electrically connected to the first input terminal 21A of the first sensor 240A is connected to the second terminal (eg, K3) of the second board unit 800. can be electrically connected.
- the two second terminals R7 and R8 of the supporting substrate 310 electrically connected to the two output terminals 22C and 22D of the second sensor 240B are of the second substrate unit 800. It may be electrically connected to two second terminals (eg, K7 and K8).
- the second terminal R9 of the support substrate 310 electrically connected to the first input terminal 21C of the second sensor 240B is electrically connected to the second terminal K9 of the second substrate 800.
- the two second terminals R4 and R5 of the support substrate 310 electrically connected to the two output terminals 22E and 22F of the third sensor 240C are of the second substrate unit 800. It may be electrically connected to two second terminals (eg, K4 and K5).
- the second terminal R6 of the support substrate 310 electrically connected to the first input terminal 21E of the third sensor 240C is connected to the second terminal (eg, K6) of the second board unit 800. can be electrically connected.
- the second terminal R10 of the support substrate 310 electrically connected to the second input terminal of each of the first to third sensors 240A to 240C is a second board unit 800 that is a common connection terminal. It may be electrically connected to the second terminal (K10) of.
- the second board unit 800 may include at least one first wire G1 to G8 electrically connecting at least one first terminal S1 to S8 and the control unit 830. there is.
- each of the first wires G1 to G8 of the second substrate 800 may be electrically connected to a corresponding one of the first terminals S1 to S8 of the second substrate 800 .
- the second substrate unit 800 may include at least one second wire F1 to F10 electrically connecting the at least one second terminal K1 to K10 and the control unit 830 .
- each of the second wires F1 to F10 of the second substrate 800 may be electrically connected to a corresponding one of the second terminals K1 to K10 of the second substrate 800 .
- the width TW3 of any one first wire 224 of the first circuit board 250 is the width of the second board unit 800. It may be smaller than the width TW1 of any one of the first wires G1 (TW3 ⁇ TW1). This is to prevent the voltage applied to the first wiring 224 of the support substrate 310 from being lowered by reducing the voltage drop caused by the first wiring G1 .
- the width TW3 of the first wire 224 may be the same as the width TW1 of the first wire G1.
- the width TW4 of any one second wiring 225 of the first circuit board 250 (or/and the support substrate 310) is equal to the width TW4 of any one second wiring F1 of the second board unit 800. may be smaller than the width (TW2) of (TW4 ⁇ TW2). This is to prevent the voltage supplied to the second wire 225 of the support substrate 310 from being lowered by reducing the voltage drop caused by the second wire F1 .
- the width TW4 of the second wire 225 may be the same as the width TW2 of the second wire F1.
- the resistance value of the second wire 225 of the first circuit board 250 may be greater than that of the first wire 224.
- the resistance value of the second wire 225 may be the same as that of the first wire 224 .
- the width TW3 of the first wiring 224 of the first circuit board 250 is the width of the first circuit board 250 (or/and the support substrate 310). It may be larger than the width TW4 of the second wire 225 (TW3 > TW4).
- the width TW3 of the first wire 224 may be 110 micrometers to 140 micrometers. Or, for example, TW3 may be 120 micrometers to 130 micrometers.
- TW3 in FIG. 23 means the line width of one first wire 224
- TW4 means the line width of one second wire 225.
- the width TW4 of the second wire 225 may be 50 micrometers to 70 micrometers. Or, for example, TW4 may be 60 micrometers to 65 micrometers. In another embodiment, the width of the first wire 224 may be the same as that of the second wire 225 .
- a value obtained by dividing the width TW3 of the first wire 224 by the width TW4 of the fourth wire 225 may be 1.6 to 2.3.
- the divided value (TW3/TW4) may be 1.7 to 2.1.
- TW3/TW4 When the divided value (TW3/TW4) is less than 1.6, T ⁇ 3 decreases and the resistance value of the first wire 224 increases, and as a result, the voltage drop by the first wire 224 increases, causing the second coil 230 to A driving voltage supplied to may be lowered.
- TW3/TW4 when the divided value (TW3/TW4) is greater than 2.3, TW4 is reduced and the resistance value of the second wire 225 increases, thereby increasing the power consumed in the fourth wire 225. A lot of this can happen.
- the line width of the second wiring F10 of the second board portion 800 connected to the common terminal K10 is different from the line width of the second wiring F1 of the second board portion 800 connected to the second terminals K1 to K9. to F9) may be greater than or equal to the line width.
- FIG. 27 is a schematic conceptual diagram of the first wiring G1 and the second wiring K1 of the second substrate 800 .
- TW1 in FIG. 27 means the line width of one first wire (eg, G1)
- TW2 means the line width of one second wire (eg, K1).
- a first wire (eg, G1) may be formed in the first region 801 and the extension region 808 of the second substrate portion 800, and the first wiring of the second substrate portion 800 may be formed.
- a terminal (eg, S1) and the controller 830 may be electrically connected.
- one end of the first wire G1 may be connected to the first terminal (eg, S1) of the second board unit 800, and the other end of the first wire G1 may be connected to the control unit 830 by solder or conductive adhesive. ) can be combined or bonded with.
- the second wire (eg, F1) may be formed in the first region 801 and the extension region 808 of the second substrate 800, and the second terminal (eg, K1) of the second substrate 800 ) and the controller 830 may be electrically connected.
- the second wire F1 may be connected to the second terminal (eg, K1) of the second board unit 800, and the other end of the second wire F1 may be connected to the control unit 830 by solder or conductive adhesive. ) can be combined or bonded with.
- a resistance value of the first wire G1 may be 1 ohm or less. This is because when the resistance value of the first wire G1 exceeds 1 ohm, the voltage drop across the first wire G1 increases and the driving voltage supplied to the second coil 230 may decrease.
- the resistance of the first wire G1 may be 0.1 ohm to 1 ohm.
- the resistance value of the first wire G1 may be 0.1 ohm to 0.3 ohm.
- the resistance value of the second wire F1 may be 2 ohms or less. This is because when the resistance value of the second wire F1 exceeds 2 ohms, power consumed in the second wire F1 may increase and a lot of heat may be generated.
- the resistance value of the second wire F1 may be 0.2 ohm to 2 ohm.
- the resistance value of the second wire F1 may be 0.2 ohm to 0.3 ohm.
- the resistance value of the second wire F1 may be greater than that of the first wire G1. In another embodiment, the resistance value of the second wire F1 may be the same as that of the first wire G1.
- the width TW1 of the first wire G1 may be greater than the width TW2 of the second wire F1 (TW1 > TW2).
- the width TW1 of the first wire F1 may be 180 micrometers to 220 micrometers.
- TW1 may be 190 micrometers to 210 micrometers.
- the width TW2 of the second wire F1 may be 70 micrometers to 90 micrometers. Or, for example, TW2 may be 75 micrometers to 85 micrometers. In another embodiment, the width of the first wire G1 may be the same as that of the second wire F1.
- a value obtained by dividing the width TW1 of the first wire G1 by the width TW2 of the second wire F1 may be 2 to 3.14.
- the divided value may be 2 to 2.5.
- the divided value (TW1/TW2) may be 2.4 to 2.6.
- T ⁇ 1 decreases and the resistance value of the first wire G1 increases.
- the voltage drop by the first wire G1 increases, causing the second coil 230 to A driving voltage supplied to may be lowered.
- TW1/TW2 When the divided value (TW1/TW2) is greater than 3.14, TW2 is reduced and the resistance value of the second wire (F1) increases. As a result, power consumed in the second wire (F1) may increase, and a lot of heat is generated. may occur.
- 29 shows an arrangement of the first to third capacitors 290A to 290C according to another embodiment.
- the first to third capacitors 290A, 290B, and 290C may be disposed on the second substrate portion 800 .
- it may be disposed in the extension area 808 of the second substrate portion 800 .
- the first to third capacitors 290A to 290C may be disposed outside the cover member 300 and may not overlap the cover member 300 in the optical axis direction.
- the capacitors 514A to 514C may be disposed on one side of the controller 830, and the first to third capacitors 290A, 290B, and 290C may be disposed on the other side of the controller 830.
- the capacitors 514A to 514C or the first to third capacitors 290A, 290B, and 290C may be formed in the first region 801 (or base ( 210)) may be disposed in one area of the extended area.
- the first capacitor 290A according to the embodiment of FIG. 29 is connected to the second wiring F1 of the second board unit 800 electrically connected to the first output terminal 22A of the first sensor 240A and the first capacitor 290A. It may be connected in parallel to the second wire F2 of the second board unit 800 that is electrically connected to the second output terminal 22B of the sensor 240A.
- one end of the first capacitor 290A of FIG. 29 may be connected to or connected to the second wire F1 of the second board unit 800, and the other end of the first capacitor 290A may be connected to the second board unit ( 800) may be connected or connected to the second wire F2.
- the second capacitor 290B according to the embodiment of FIG. 29 is connected to the second wire F7 of the second substrate 800 electrically connected to the first output terminal 22C of the second sensor 240B and the second capacitor 290B. It may be connected in parallel to the second wire F8 of the second board unit 800 that is electrically connected to the second output terminal 22D of the sensor 240B.
- one end of the second capacitor 290B of FIG. 29 may be connected to or connected to the second wire F7 of the second board unit 800, and the other end of the second capacitor 290B may be connected to the second board unit ( 800) may be connected or connected to the second wire F8.
- the third capacitor 290C according to the embodiment of FIG. 29 is connected to the second wire F4 of the second substrate 800 electrically connected to the first output terminal 22E of the third sensor 240C and the second It may be connected in parallel to the second wire F5 of the second board unit 800 that is electrically connected to the second output terminal 22F of the sensor 240B.
- one end of the third capacitor 290C of FIG. 29 may be connected to or connected to the second wire F4 of the second board unit 800, and the other end of the third capacitor 290C may be connected to the second board unit ( 800) may be connected or connected to the second wire F5.
- the first to third capacitors 290A to 290C are formed on the extension area 808 of the second substrate 800 by conductive adhesive or solder, and the second wirings F1, F2, F7, F8, F4, F5) may be directly connected or connected.
- the first to third capacitors 290A to 290C may be disposed in the first region 801 of the second substrate 800.
- the first to third capacitors 290A to 290C 290C may be directly connected or connected to the second wires F1, F2, F7, F8, F4, and F5 formed in the first region 801 of the second substrate 800 by conductive adhesive or solder. there is.
- the first to third capacitors 290A to 290D are the first to third sensors. Wires 3-1, 3-2, 3-4, 3-5, 3-7, 3-8, F1, F2, Noise introduced into F7, F8, F4, F5) can be removed.
- the first to sixth capacitors 290A1, 290A2, 290B1, 290B2, 290C1, and 290C2 according to the embodiment of FIG. 22C replace the first to third capacitors 290A to 290C of FIG. 800) can be applied as follows.
- the first to sixth capacitors 290A1 , 290A2 , 290B1 , 290B2 , 290C1 , and 290C2 of FIG. 22C may be disposed on the second substrate 800 .
- the first to sixth capacitors 290A1 , 290A2 , 290B1 , 290B2 , 290C1 , and 290C2 may be disposed on the extension portion 808 of the second substrate portion 800 .
- one end of the first capacitor 290A1 of FIG. 22C may be directly connected or electrically connected to the second wire F1 of the second substrate 800 by conductive adhesive or solder, and the first capacitor 290A1 The other end of ) may be directly connected or electrically connected to the ground wire (or ground wire) of the second substrate unit 800 .
- the ground wiring of the second substrate 800 may be a wire connected to or connected to a ground terminal among terminals of the second substrate 800 .
- one end of the second capacitor 290A2 of FIG. 22B may be directly connected or electrically connected to the second wire F2 of the second board unit 800 by conductive adhesive or solder, and the second capacitor 290A1 The other end of ) may be directly connected or electrically connected to the ground wire (or ground wire) of the second substrate unit 800 .
- one end of the third capacitor 290B1 of FIG. 22C may be directly connected or electrically connected to the second wire F7 of the second board unit 800 by conductive adhesive or solder, and the third capacitor ( The other end of 290B1) may be directly connected or electrically connected to the ground wire (or ground wire) of the second board unit 800.
- one end of the fourth capacitor 290B2 of FIG. 22C may be directly connected or electrically connected to the second wire F8 of the second board unit 800 by conductive adhesive or solder, and the fourth capacitor ( The other end of 290B2) may be directly connected or electrically connected to the ground wire (or ground wire) of the second board unit 800.
- one end of the fifth capacitor 290C1 of FIG. 22C may be directly connected or electrically connected to the second wire F4 of the second board unit 800 by conductive adhesive or solder, and the fifth capacitor ( The other end of 290C1) may be directly connected or electrically connected to the ground wire (or ground wire) of the second board unit 800.
- one end of the sixth capacitor 290C2 of FIG. 22C may be directly connected or electrically connected to the second wire F5 of the second board unit 800 by conductive adhesive or solder, and the sixth capacitor ( 290C2) may be directly connected or electrically connected to the ground wire (or ground wire) of the second board unit 800.
- each of the first to sixth capacitors 290A1 , 290A2 , 290B1 , 290B2 , 290C1 , and 290C2 may be electrically connected to or electrically connected to the ground terminal of the second board unit 800 .
- FIG. 30A shows an arrangement of the first capacitor 290A according to another embodiment
- FIG. 30B shows an arrangement of the second and third capacitors 290B and 290C according to another embodiment.
- a capacitor 290 may be disposed on a support substrate 310 .
- the capacitor 290 may be disposed on an inner surface of the support substrate 310 .
- the capacitor 290 may be electrically connected to the support substrate 310 .
- the first to third capacitors 290A to 290C may be disposed on the bodies 86 and 87 of the support substrate 310 .
- the first to third capacitors 290A to 290C may be disposed on inner surfaces of the bodies 86 and 87 of the support substrate 310 .
- the first capacitor 290A may be disposed closer to the first coil unit 230-1 than the second coil unit 230-2 and the third coil unit 230-3.
- the first capacitor 290A may be disposed closer to the first sensor 240A than the second sensor 240B and the third sensor 240C.
- the second capacitor 290B may be disposed closer to the second coil unit 230-2 than to the first coil unit 230-1 and the third coil unit 230-3.
- the second capacitor 290B may be disposed closer to the second sensor 240B than the first sensor 240A and the third sensor 240C.
- the third capacitor 290C may be disposed closer to the third coil unit 230-3 than to the first coil unit 230-1 and the second coil unit 230-2.
- the third capacitor 290C may be disposed closer to the third sensor 240C than the first sensor 240A and the second sensor 240B.
- the first capacitor 290A may be connected in parallel to the two second wires 3-1 and 3-2 of the support substrate 310 by conductive adhesive or solder.
- the second capacitor 290B may be connected in parallel with the other two second wires 3 - 4 and 3 - 5 of the support substrate 310 by conductive adhesive or solder.
- the third capacitor 290C may be connected in parallel with the other two second wires 3 - 7 and 3 - 8 of the support substrate 310 by conductive adhesive or solder.
- the first to sixth capacitors 290A1, 290A2, 290B1, 290B2, 290C1, and 290C2 replace the first to third capacitors 290A to 290C of FIGS. 30A and 30B with a supporting substrate. (310) can be applied as follows.
- each of the first to sixth capacitors 290A1, 290A2, 290B1, 290B2, 290C1, and 290C2 of FIG. 22B is formed by conductive adhesive or solder to the second wires 3-1, 3-2, 3-4, 3-5, 3-7, 3-8) may be directly connected or electrically connected to the corresponding one.
- each of the first to sixth capacitors 290A1, 290A2, 290B1, 290B2, 290C1, and 290C2 of FIG. 22B may be electrically connected or electrically connected to the ground wire (or ground wire) of the support substrate 310. .
- FIG. 31 shows a modified example of the arrangement of the control unit 830 of FIG. 21A.
- the second substrate portion 800A of FIG. 31 does not include the extended area 808 of FIG. 21A, and the controller 830 is provided in the second area 802A of the second substrate portion 800A.
- the controller 830 may be disposed, combined, or mounted on the upper surface of the second area 802A of the second substrate 800A.
- the controller 830 may be electrically connected to the second region 802A.
- a third wire (or third conductive pattern) electrically connected to the controller 830 may be formed in the second region 802A, and the third wire (or third conductive pattern) may be formed in the third region 803 .
- the first wire (or first conductive pattern) of the first region 801 may be electrically connected to the terminals 800B of the second substrate portion 800 . Description of the width of the first wire may be applied or inferred to that of the third wire.
- the cover can 405 may be disposed, coupled, or fixed to the second area 802A of the second substrate portion 800A.
- the lower, lower, or lower surface of the side plate 405B of the cover can 405 may be coupled, attached, or fixed to the upper surface of the second region 802A.
- FIG. 32 shows another modified example of the arrangement of the controller 830 of FIG. 21A.
- the second substrate portion 800A1 of FIG. 32 does not include the extended area 808 of FIG. It may be disposed on, bonded to, or mounted on the bottom surface.
- the controller 830 may be electrically connected to the second region 802 .
- a fourth wire (or fourth conductive pattern) electrically connected to the controller 830 may be formed in the second region 802
- the fourth wire (or fourth conductive pattern) may be formed in the third region 803 .
- the first wire (or first conductive pattern) of the first region 801 may be electrically connected to the terminals 800B of the second substrate portion 800 . Description of the width of the first wire may be applied or inferred to the fourth wire.
- the cover can 405 may be disposed, coupled, or fixed to the lower surface of the second area 802 of the second substrate portion 800A.
- the lower, lower, or lower surface of the side plate 405B of the cover can 405 may be coupled, attached, or fixed to the lower surface of the second region 802A.
- the connector 804 is disposed on the upper surface of the second area 802, 802A of the second substrate 800, 800A, 800A1, but in other embodiments, the connector is the second substrate. It may be disposed on the lower surface of the second area of 800A.
- the first to third capacitors 290A to 290C shown in FIG. 29 are applied to the embodiments of FIGS. 31 and 32 , the first to third capacitors 290A to 290C are the second substrate portion 800A.
- the second regions 802A and 802 and the third region 803 of the second substrate portion 800A are connected to the first wires G1 to G8 of the first region 801 of the second substrate portion 800A. and second wires connected to the second wires F1 to F10 of the first area.
- connection relationship between the first to third capacitors 290A to 290C and the second lines F1, F2, F7, F8, F4, and F5 described in FIG. 29 is described in the second substrate of FIGS. 31 and 32.
- a connection relationship between the second wirings of the second and third regions 802A, 802, and 803 of the units 800A and 800A1 and the first to third capacitors 290A to 290C may be applied or inferred.
- connection relationship between the first to sixth capacitors 290A1, 290A2, 290B1, 290B2, 290C1, and 290C2 applied in FIG. 29 and the second wires F1, F2, F7, F8, F4, and F5 is described.
- the second wirings and the first to sixth capacitors 290A1, 290A2, 290B1 of the second and third regions 802A, 802, and 803 of the second substrate portion 800A and 800A1; 290B2, 290C1, 290C2) may be applied or inferred.
- FIG. 33A is an exploded perspective view of a camera device 1000 according to another embodiment, and FIG. 33B is a combined perspective view of the camera device 1000 of FIG. 33A.
- the camera device 1000 may include a first camera device 10 , a second camera device (not shown), a bracket 530 , and a conductive member 450 .
- the second camera device may be any one of an auto focus (AF) camera module and an optical image stabilizer (OIS) camera module.
- AF auto focus
- OIS optical image stabilizer
- a camera module for AF refers to one capable of performing only an auto focus function
- a camera module for OIS refers to one capable of performing an auto focus function and an OIS (Optical Image Stabilizer) function.
- the bracket 530 may be a mechanism for accommodating or accommodating the camera device in order to protect the camera device.
- the bracket 530 may include a first accommodating portion 503 for accommodating the first camera device 10 and a second accommodating portion 535 for accommodating the second camera device.
- the first accommodating portion 503 may include a side wall 503a and an opening (or through hole) 503a.
- the first accommodating part may be in the form of a box having a top plate, a side plate, and an opening formed in the top plate.
- the second accommodating part 535 may have a box shape having a top plate, side plates, and an opening formed in the top plate.
- the second accommodating part 535 may include a side wall and an opening (or through hole). may be
- the first accommodating part 503 may be expressed as being replaced with the first bracket or the first housing, and the second accommodating part 535 may be expressed as being replaced with the second bracket or the second housing.
- first accommodating part 503 and the second accommodating part 535 may be coupled or contacted with each other, and the first accommodating part 5030 and the second accommodating part 535 may be integrally formed, but , In another embodiment, the first accommodating part 503 and the second accommodating part 535 may be spaced apart from each other or provided separately.
- the bracket 530 may be made of a conductive member.
- the bracket 530 may be formed of a metal material having high heat dissipation efficiency.
- the bracket 530 may include at least one of SUS, aluminum, nickel, phosphorus, bronze, or copper.
- the bracket 530 may include a side portion (or side wall) corresponding to or opposite to the side plate 302 of the cover member 300 of the first camera device 10 .
- the inner surface of the side portion (or side wall) of the bracket 530 may contact the outer surface of the side plate 302 of the cover member 300, and the bracket 530 may improve heat dissipation efficiency.
- the bracket 530 may include a relief 531 to avoid spatial interference with the cover can 405 .
- the relief portion 531 may be in the form of an opening, groove, or hole.
- the escape part 531 may be formed on the side (or side wall) of the bracket 530 .
- the conductive member 450 may be disposed below the second substrate portion 800 and may contact at least one of the second substrate portion 800 , the bracket 530 , and the cover can 405 .
- the conductive member 450 may be coupled, attached, or fixed to the second substrate 800 , the bracket 430 , and the cover can 405 .
- the conductive member 450 may contact, combine, or be attached to the second conductive layer 92A of the second substrate portion 800 .
- the conductive member 450 may transfer heat from the second substrate 800 to the bracket 430 and release it, thereby improving heat dissipation efficiency of the camera device 10 .
- the conductive member 450 can electrically connect the second conductive layer 92A electrically connected to the ground (or ground terminal) of the second substrate 800 and the cover member 300, thereby protecting the camera from static electricity.
- the device 10 can be protected.
- the conductive member 450 may be in contact with, coupled to, or attached to the cover can 405, and the heat transferred from the control unit 830 to the cover can 405 is transferred to the bracket 530, so that the camera device 10 ) can improve the heat dissipation efficiency.
- the conductive member 450 is disposed below the second substrate portion 800 and is connected to the first portion 451 attached to and in contact with the lower surface of the second substrate portion 800 and the first portion 451, and is connected to a bracket.
- the conductive member 450 is connected to the first part 451 and is connected to the fifth part 455 contacting and attached to the second camera device and connected to the fifth part 455 and contacting and attaching to the bracket 530
- a sixth portion 456 may be further included.
- the conductive member 450 may be formed of a metal material such as copper or aluminum. Alternatively, for example, the description of the material of the first heat dissipation member 280 may be applied or inferred to the conductive member 450 .
- the conductive member 450 may be expressed as a "conductive tape” or a “heat dissipation tape” instead.
- the bracket 530 may electrically connect the cover member 300 and the second conductive layer 92A connected to the ground of the second substrate 800, thereby protecting the camera device 10 from static electricity. It can protect and improve heat dissipation efficiency.
- FIG. 34A is a cross-sectional view of a camera device in the AB direction of FIG. 1 according to another embodiment
- FIG. 34B is a cross-sectional view of the camera device according to the embodiment of FIG. 34A in the CD direction of FIG. 1
- FIG. 34C is the embodiment of FIG.
- FIG. 35A is a first separated perspective view of the image sensor unit according to the embodiment of FIG. 34A
- FIG. 35B is a second separated image sensor unit according to the embodiment of FIG. 34A.
- 36 is a bottom perspective view of the holder, the terminal unit, the first substrate unit, the support substrate, the base, and the second substrate unit of FIG.
- FIG. 35A, and FIG. 37 is the first substrate unit, the support substrate, and the first heat radiation of FIG. 35A
- FIG. 38 is a perspective view of the first substrate unit, the support substrate, and the heat dissipation member of FIG. 35A
- FIG. 39 is a lens module
- 40 is a bottom plan view of the first substrate portion 255, the supporting substrate 310, and the heat radiating member 280
- FIG. 41A is a heat radiating member 1450 in FIG. is added
- FIG. 41B shows another embodiment of portions 48A and 48B of the heat dissipation member 1450 contacting the conductive layer 93-1 of the supporting substrate 310
- FIG. 42A shows another embodiment of FIG.
- FIG. 42B is a cross-sectional view of the first substrate unit 255, the heat dissipation member 280, the support substrate 310, and the heat dissipation member 1450 of FIG. 42A according to an embodiment.
- the camera device 10 includes a fixing unit, a first radiator 280 disposed on the fixing unit, and an image sensor 810 disposed on the first radiator 280.
- a moving unit including a moving unit, a support unit (eg, 310) supporting the moving unit to be movable in a direction perpendicular to the optical axis direction, and a second radiator 1450 connecting the first radiator 280 and the support unit (eg, 310). ) may be included.
- a support part (eg, 310) may be connected between the moving part and the fixed part.
- the moving part may include the first substrate part 255 on which the image sensor 810 is disposed, and the fixing part may include the second substrate part 800 disposed apart from the first substrate part 255,
- the support unit may connect the first substrate unit 255 and the second substrate unit 800 .
- the second radiator 1450 may include a body 45A coupled to the lower surface of the first radiator 280 and connection portions 45B and 45C connecting the body 45A and the support portion (eg, 310). .
- the second heat dissipation body 1450 may include a first area coupled to the first heat dissipation body 280 and a second area coupled to the support.
- the second radiator 1450 may include a graphite sheet.
- the supporting portion includes a conductive layer 93-1, a first insulating layer 94-1 disposed under the conductive layer 93-1, and a second insulating layer 94-1 disposed on the conductive layer 93-1. 2) may be included.
- a portion of the first insulating layer 94-1 is not disposed, so that a region of the conductive layer 93-1 may be exposed, and the second heat dissipation body 1450 may be exposed above the conductive layer 93-1. At least a part of one area and the first heat dissipation body 280 may be combined.
- the second heat sink 1450 may contact a portion of the conductive layer 93-1 of the support.
- the support may include a third heat sink 96 .
- the second radiator 1450 may contact the third radiator 96 .
- the third radiator 96 may be disposed under the first insulating layer 94-1.
- the third radiator 96 may include a graphite sheet.
- the second heat sink 1450 may contact the first heat sink 280 , the first substrate 255 , and the support.
- the first substrate part 255 includes a first circuit board 250 connected to the support part, a second circuit board 260 electrically connected to the image sensor 810, and a second circuit board 250 and the first circuit board 250.
- a solder 901 electrically connecting the substrate 260 may be included.
- the camera device 10 may include an insulating layer 451 disposed between the solder 901 and the second heat sink 1450 .
- the camera device 10 may include a cover member 300 accommodating the movable part and the support part, and may include a fourth radiator 480 connected to the cover member 300 and the support part.
- the cover member 300 may include a top plate 301 and a side plate 302 connected to the top plate 301, and the side plate 302 may include an opening 307 that opens a part of the support part. 4
- the heat dissipation body 480 may contact the side plate 302 of the cover member 300 and a portion of the support portion opened by the opening 307 .
- the fourth radiator 480 may include a graphite sheet.
- the camera device 10 includes a first heat sink 280, a first substrate 255 disposed on the first heat sink 280, and an image disposed on the first heat sink 280.
- a sensor 810 and a second substrate 800 disposed apart from the first substrate 255;
- a second radiator 1450 connecting the 280 and the support (eg, 310) may be included.
- the camera device 10 is electrically connected to a first heat dissipating body 280, a first substrate portion 255 disposed on the first heat dissipating body 280, and the first substrate portion 255.
- a support portion eg, 310) electrically connecting the first substrate portion 255 and the second substrate portion 800, and a second heat dissipation body (eg, 310) connecting the first heat sink 280 and the support portion (eg, 310). 1450) may be included.
- the camera device 10 includes a moving part including a first substrate 255 and an image sensor 810 disposed on the first substrate 255, spaced apart from the first substrate 255.
- the fixing part including the second substrate part 800 arranged in such a way that the moving part supports the moving part so that the moving part moves in a direction perpendicular to the optical axis direction with respect to the fixing part, and the first substrate part 255 and the second substrate part 800
- a support part (eg 310) electrically connecting the moving part and a cover member 300 accommodating the support part (eg 310) and a heat dissipation member 480 connected to the cover member 300 and the support part (eg 310) can include
- the cover member 300 may include a top plate 301 and a side plate 302 connected to the top plate 301, and the side plate 302 includes an opening 307 opening a part of the support part (eg, 310).
- the first heat dissipation member 480 may be in contact with a part of the side plate 302 and the support part (eg, 310).
- the support (eg, 310 ) may include a second heat dissipation member 96 , and the first heat dissipation member 480 may contact the second heat dissipation member 96 .
- the support part (eg, 310) includes a conductive layer 93-1, a first insulating layer 94-1 disposed under the conductive layer 93-1, and a second insulating layer disposed on the conductive layer 93-1.
- the insulation layer 94-2 may be included, and the first heat dissipation member 480 may include a portion in contact with a portion of the conductive layer 93-1.
- the first substrate portion 255 may include a third heat dissipation member 280 on which the image sensor 810 is disposed.
- the camera device 10 may include a fourth heat dissipation member 1450 connected to the third heat dissipation member 280 and the support (eg, 310 ).
- the first circuit board 250 may be a rigid board, and the support substrate 310 may be a flexible board.
- the support substrate 310 may include a conductive layer 93-1.
- the support substrate 310 may include a first insulating layer 94-1 disposed on one surface (or first surface) or one side of the conductive layer 93-1.
- the supporting substrate 310 may include a second insulating layer 94 - 2 disposed on the other surface (or second surface) or the other side of the conductive layer 93 - 1 .
- the support substrate 310 may include a heat dissipation member 96 .
- the support substrate 310 may include at least one of the first insulating layer 94-1, the second insulating layer 94-2, and the heat dissipation member 96.
- the heat dissipation member 96 may be an outer surface of the support substrate 310 . This is to contact or connect the heat dissipation member 96 and the heat dissipation member 450 to each other.
- the term “heat dissipation member” may be expressed as “heat dissipation sheet”, “heat dissipation tape”, “heat dissipation layer”, “dissipation film”, “heat dissipation plate”, “heat dissipation plate”, or “heat dissipation body”.
- the heat dissipation member 96 may be one surface of the support substrate 310 on which the terminals P1 to P4 or/and the terminal 311 of the support substrate 310 are formed.
- the terminals P1 to P4 or/and the terminal 311 may be exposed from the heat dissipation member 96 .
- the heat dissipation member 96 may include a heat dissipation material having high thermal conductivity.
- the heat dissipation member 96 may be a metal material having high thermal conductivity.
- the heat dissipation member 96 may include graphite.
- the heat dissipation member 96 may be a conductive member or a conductive tape.
- the heat dissipation member 96 may be a graphite layer or a graphite sheet.
- the heat dissipation member 96 may be disposed on at least one of the connection parts 320A and 320B, the bodies 86 and 87, and the terminal parts 7A to 7D of the support substrate 310 .
- the heat dissipation member 96 may be disposed on the connecting portions 320A and 320B of the support substrate 310, the bodies 86 and 87, and the terminal portions 7A to 7D.
- the area where the heat dissipation member 96 is disposed may be a hatched portion of the support substrate 310 .
- the camera device 10 may further include a protective layer or an insulating layer disposed on the heat dissipation member 96 to protect the heat dissipation member 96 from external impact or prevent corrosion or oxidation of the heat dissipation member 96 .
- the protective layer may cover at least a portion of the heat dissipation member 96 .
- the protective layer may be disposed below or outside the heat dissipation member 96 .
- the lower or outer side of the heat dissipation member 96 may be the side closer to P in FIG. 38 .
- the camera device 10 may include a protective layer disposed between the heat dissipation member 96 and the first insulating layer 94-1 in FIG. 38 .
- the protective layer may be polyethylene terephthalate (PET).
- the protective layer may be an electromagnetic interference (EMI) shielding member, for example, an EMI shielding tape.
- EMI electromagnetic interference
- the first circuit board 250 may include a plurality of conductive layers 91-1 to 91-m, where m is a natural number >1.
- 42B shows four conductive layers 91-1 to 91-4 sequentially stacked, but is not limited thereto, and the number of conductive layers may be two or more.
- At least one of the plurality of conductive layers may include copper foil, wiring, or a conductive pattern layer for transmitting electrical signals.
- the conductive layers 91-1 to 91-4 may be formed of a conductive metal such as copper, aluminum, gold, silver, or an alloy of at least one of these.
- the conductive layers 91-1 to 91-4 may be formed to include at least one of a pattern layer, a wire, or a terminal (or pad).
- the first circuit board 250 may include insulating layers 92-1 to 92-3 disposed between the plurality of conductive layers 91-1 to 91-4.
- the insulating layers 92-1 to 92-3 are intended to electrically insulate between the conductive layers 91-1 to 91-4, and provide an electrical short circuit between the conductive layers 91-1 to 91-4. can prevent
- insulating layer 42B shows three insulating layers 92-1 to 92-3 disposed between the conductive layers, but is not limited thereto, and the number of insulating layers may be determined according to the number of conductive layers, and 1 There may be more than one.
- the insulating layer may be alternatively expressed as "insulating film” or "insulating film”.
- the first circuit board 250 may include at least one of a rigid insulating layer made of a hard material and a flexible insulating layer made of a flexible material.
- the flexible insulating layer may have a flexible bending property
- the hard insulating layer may be made of a material having greater strength or hardness than the flexible insulating layer.
- the flexible insulating layer may include a flexible resin such as polyimide.
- the rigid insulating layer may include a rigid resin such as prepreg.
- the rigid insulating layer may include a prepreg and a coverlay.
- the coverlay may include resin.
- the coverlay may include a resin and an adhesive.
- the resin may be polyimide.
- the coverlay may be formed in the form of a film or sheet.
- At least one of the plurality of insulating layers 92-1 to 92-3 of the first circuit board 250 may be a rigid insulating layer, and at least one of the plurality of insulating layers 92-1 to 92-3 One may be a soft insulating layer.
- the first circuit board 250 includes a first insulating layer 92-1 and a second conductive layer 91-2 disposed between the first conductive layer 91-1 and the second conductive layer 91-2. 2) and a second insulating layer 92-2 disposed between the third conductive layer 91-3, and disposed between the third conductive layer 91-3 and the fourth conductive layer 91-4
- a third insulating layer 92-3 may be included.
- each of the first insulating layer 92-1 and the third insulating layer 92-3 may be a rigid insulating layer.
- each of the first insulating layer 92-1 and the third insulating layer 92-3 may include a prepreg 9a1 and a coverlay 9b1.
- the second insulating layer 92 - 2 may be a flexible insulating layer.
- the second insulating layer 92-2 may include polyimide.
- the first circuit board 250 is disposed on the outermost conductive layers (eg, 91-1 and 91-4) to protect the conductive layers 91-1 to 91-4 from external impact. It may include a cover layer 98 to be.
- the cover layer 98 is formed on the first cover layer 98a disposed under the first conductive layer 91-1, which is the lowest conductive layer, and the fourth conductive layer 91-4, which is the uppermost conductive layer.
- a second cover layer 98b may be disposed.
- the cover layer 98 may be an insulating material such as solder resist (SR).
- SR solder resist
- the cover layer 98 may be PSR (Photo Solder Resist) or DFSR (Dry-Film type Solder Resist).
- the support substrate 310 includes a conductive layer 93-1, a first insulating layer 94-1 disposed under the conductive layer 93-1, and a second insulating layer 94-1 disposed on the conductive layer 93-1.
- An insulating layer 94-2 may be included.
- the first and second insulating layers 94-1 and 94-2 surround the conductive layer 93-1 and may be formed to electrically insulate the conductive layer 93-1.
- the first insulating layer 94-1 may be expressed as a “base member” or “base layer” instead.
- the conductive layer 93 - 1 may be formed to include at least one of a pattern layer, a wiring layer, and a terminal (or pad).
- the conductive layer 93 - 1 may be formed to include the terminal 311 .
- Each of the first and second insulating layers 94-1 and 94-2 may be a flexible insulating layer.
- the first insulating layer 94-1 may be a cover layer
- the second insulating layer 94-2 may be polyimide.
- the first insulating layer 94 - 1 of the support substrate 310 may be the same layer as the coverlay 9b1 of the first circuit board 250 .
- the same layer may be a layer formed of the same material through the same process.
- the first insulating layer 94 - 1 of the support substrate 310 may be connected to the cover lay 9b1 of the first circuit board 250 .
- the conductive layer 93 - 1 of the support substrate 310 may be the same layer as the second conductive layer 91 - 2 of the first circuit board 250 .
- the second insulating layer 94 - 2 of the support substrate 310 may be the same layer as the second insulating layer 92 - 2 of the first circuit board 250 .
- the first circuit board 250 may include a via 95a for electrically connecting two conductive layers among the plurality of conductive layers.
- via may be expressed as a contact or “contact via”.
- the via may pass through insulating layers positioned between two conductive layers to be electrically connected.
- the heat dissipation member 1450 connects the support substrate 310 and the heat dissipation member 280 .
- the heat dissipation member 1450 may connect the connection portion 320 of the support substrate 310 and the heat dissipation member 280 .
- at least a portion of the heat dissipation member 1450 may be combined with, contacted with, or attached to the heat dissipation member 280, and at least another portion of the heat dissipation member 1450 may be connected to the support substrate 310 (eg, the connecting portion 320). Can be bonded to, contacted with, or attached to.
- a portion of the heat dissipation member 1450 may be coupled, contacted, or attached to a portion of the first substrate portion 255 .
- a portion of the heat dissipation member 1450 may be coupled, contacted, or attached to at least one of the first circuit board 250 and the second circuit board 260 .
- the heat dissipation member 1450 includes a body 45A coupled to, in contact with, or attached to the heat dissipation member 280, and connecting portions (or extensions) 45B and 45C connecting the body 45A and the support substrate 310. ) may be included.
- the body 45A may be expressed as a “first part” or a “first region”.
- the connecting portion 45B or 45C includes a "second area" coupled to, in contact with, or attached to the support substrate 310 and a "third area” connecting the first and second areas of the support substrate 310. can include
- connection part includes a first connection part 45B connecting one side of the body 45A and a part of the support substrate 320 (eg, 320A) and the other side of the body 45A and the other part of the support substrate 320 (eg, 320A) and the other side of the body 45A and the other part of the support substrate 320 (
- a second connection portion 45C connecting 320B) may be included.
- the first connection portion 45B and the second connection portion 45C may be positioned on opposite sides of the body 45A with the body 45A interposed therebetween.
- the horizontal length of each of the first and second connectors 45B and 45C may be smaller than the length of the body 45A in the horizontal direction. In another embodiment, for example, the horizontal length of each of the first and second connectors 45B and 45C may be equal to or greater than the length of the body 45A in the horizontal direction.
- the heat dissipation member 1450 may not be disposed on one area of the lower surface of the heat dissipation member 280 .
- an area where the heat dissipation member 280 is not disposed may be an edge area of a lower surface of the heat dissipation member 280 .
- the edge area may be an area of the lower surface of the body 45A that falls within a predetermined range from the outer surface of the heat dissipating member 280 .
- the heat dissipation member 1450 may cover the entire area of the lower surface of the heat dissipation member 280 .
- the heat dissipation member 1450 may cover 50% to 100% of the entire area of the lower surface of the heat dissipation member 280 .
- the heat dissipation member 1450 may cover 50% to 90% of the entire area of the lower surface of the heat dissipation member 280 .
- the heat dissipation member 1450 may cover 50% to 80% of the entire area of the lower surface of the heat dissipation member 280 .
- heat dissipation efficiency (or heat dissipation performance) may be reduced.
- the improvement in heat dissipation efficiency (or heat dissipation performance) may be insignificant, and considering the economic aspect, the covering area may be less than 80%.
- connection parts 45B and 45C of the heat dissipation member 1450 are coupled to the connection part 320 of the support substrate 310, but in another embodiment, the connection parts 45B and 45C of the heat dissipation member 1450 are connected to the support substrate
- the connection portion 320 of 310 and the bodies 86 and 87 may be connected, combined, or attached.
- the heat dissipation member 1450 (eg, the body 45A) may be coupled or attached to the lower surface of the heat dissipation member 280 by an adhesive. Also, for example, the heat dissipation member 1450 may be coupled or attached to the outer surface of the support substrate 310 by an adhesive.
- the heat dissipation member 1450 may be coupled or attached to outer surfaces of the connecting portions 320B and 320C.
- the outer surface of the support substrate 310 may be a surface close to the letter “P” in FIG. 16 .
- the outer surface of the support substrate 310 may be a surface corresponding to the heat dissipation member 96 of the support substrate 310 in FIG. 16 .
- the support substrate 310 may include a heat dissipation member 96 , and the heat dissipation member 1450 may be connected to or in contact with the heat dissipation member 96 of the support substrate 310 .
- a portion of the heat dissipation member 1450 may overlap at least a portion of the heat dissipation member 96 of the support substrate 310 .
- at least a portion of the heat dissipation member 1450 may contact the heat dissipation member 96 of the support substrate 310 .
- a portion of the heat dissipation member 1450 may be disposed under the heat dissipation member 96 of the support substrate 310 .
- the heat dissipation member 1450 may be coupled or connected to the first substrate portion 255.
- the heat dissipation member 1450 may overlap the image sensor 810 in an optical axis direction.
- the heat dissipation member 1450 may overlap the heat dissipation member 280 in the optical axis direction.
- Heat generated from the image sensor 810 may be transferred to the heat dissipation member 1450 through the heat dissipation member 280 .
- the heat dissipation member 1450 may serve to transfer heat transferred from the heat dissipation member 280 to the support substrate 310 . Heat transfer from the heat dissipation member 280 to the support member 310 may be improved by the heat dissipation member 1450 , and heat dissipation efficiency and heat dissipation performance may be improved.
- the heat dissipation member 96 of the support member 310 may serve to dissipate the heat transferred from the heat dissipation member 1450, and thus, the heat dissipation efficiency and heat dissipation performance of the embodiment may be improved.
- the heat dissipation member 1450 may include a heat dissipation material having high thermal conductivity.
- the heat dissipation member 1450 may be a metal material having high thermal conductivity.
- the heat dissipation member 1450 may include graphite.
- the heat dissipation member 1450 may be a conductive member or a conductive tape.
- the heat dissipation member 1450 may be a graphite layer or a graphite sheet.
- the heat dissipation member 1450 may include the conductive member 1450 - 1 and may have electrical conductivity.
- a portion of the heat dissipation member 1450 (eg, connection portions 45B and 45C) may be disposed on the solder 901 and may be in contact with or attached to the solder 901 .
- An insulating member 451 may be disposed between the solder 901 and the heat dissipating member 1450 to prevent an electrical short between the solder 901 and the heat dissipating member 1450 .
- the insulating member 451 may be disposed between the terminal 251 of the first circuit board 250 and the heat dissipation member 1450 .
- the insulating member 451 may be disposed between the terminal 261 of the second circuit board 260 and the heat dissipation member 1450 .
- the insulating member 451 may prevent an electrical short between the solder 901 and the heat dissipating member 1450 and may prevent the first substrate portion 255 from being damaged due to the electrical short.
- the insulating member 451 may include an insulating material.
- the insulating member may be a resin material or an insulating tape.
- the insulating member 451 may be an insulating adhesive.
- the insulating member 451 may be expressed as an “insulation layer” instead.
- the insulating member 451 may be disposed between the heat dissipating member 1450 and the solder 901 . Also, for example, the insulating member 451 may be disposed between the heat dissipating member 1450 and the first substrate portion 255 . Also, for example, the insulating member 451 may be disposed between the heat dissipating member 1450 and the second circuit board 260 . For example, the insulating member 451 may be disposed between the heat dissipation member 1450 and the first circuit board 255 .
- the insulating member 451 may be a part of the heat dissipation member 1450 .
- the heat dissipation member 1450 may include a conductive member 1450-1 and an insulating member 451.
- the heat dissipation member 1450 may be composed of two layers, and one of the two layers may be the conductive member 1450 - 1 and the other may be the insulating member 451 .
- the heat dissipation member 1450 may be a non-conductive member or an insulating member.
- solder in order to prevent an electrical short between the heat dissipating member 1450 and the solder 901, solder may not be disposed in an area where the heat dissipating member 1450 is disposed.
- the solder connecting the first circuit board 250 and the second circuit board 260 and the heat dissipation member 1450 may not overlap each other in the optical axis direction.
- the terminal 251 of the first circuit board 250, the terminal 261 of the second circuit board 260, and the solder 901 may be spatially avoided with the heat dissipation member 1450. , both may not be in contact with each other.
- the terminals 251 and 261 of the first and second circuit boards 250 and 260 and the heat dissipation member 1450 may not overlap in the optical axis direction and may not contact each other.
- the heat dissipation member 96 of the support substrate 310 may be made of the same material as the heat dissipation member 1450, and the description of the heat dissipation member 1450 may be applied or applied accordingly.
- the heat dissipation member 96 may be coupled or attached to the first insulating layer 94-1 by an adhesive member.
- the heat dissipation member 1450 may include a portion 460 coupled to, attached to, or in contact with a portion of the conductive layer 93 - 1 of the support substrate 310 .
- the supporting substrate 310 may include a portion of the conductive layer 93-1 open from the insulating layer 94-1, and the portion 460 of the heat dissipation member 1450 may include the conductive layer 93-1. ) may be bonded, attached, or contacted with a part of.
- a portion of the insulating layer 94-1 is not disposed so that a region of the conductive layer 93-1 (eg, a “first exposure region”) may be exposed, and heat dissipation may occur.
- the portions 460 and 48A/48B of the member 1450 may be combined with, contacted with, or attached to at least a portion of the first exposed region of the conductive layer 93-1.
- the heat dissipation member 1450 may be electrically connected to the first exposed region of the conductive layer 93-1. For example, heat may be conducted between the heat dissipation member 1450 and the first exposed region of the conductive layer 93-1.
- a portion of the insulating layer 94-1 is not disposed so that another region of the conductive layer 93-1 (eg, a “second exposure region”) may be exposed.
- the portion 470 of the heat dissipation member 96 may be combined with, contacted with, or attached to at least a portion of the second exposed region of the conductive layer 93 - 1 .
- the heat dissipation member 96 may be electrically connected to the second exposed region of the conductive layer 93-1. For example, heat may be conducted between the heat dissipation member 96 and the second exposed region of the conductive layer 93-1.
- the first exposure area may have a shape corresponding to the portions 460 , 48A, and 48B of the heat dissipation member 1450 .
- the support substrate 310 may include a plurality of first exposed areas.
- the first exposed areas may be spaced apart from each other at one connection part 45B or 45C. Its shape may be circular, elliptical, or polygonal (eg, square).
- the area of the first exposure region of FIG. 41A may be smaller than the area of each connection portion 45B or 45C.
- 41A may be smaller than or equal to the area of the second exposed region of the conductive layer 93-1 corresponding to the part 470 of the heat dissipation member 96.
- the area of the first exposure area may be larger than the area of the second exposure area.
- one first exposure area may be formed in one connection part 45B or 45C.
- the shape of the first exposure area in FIG. 41B may be a rectangular shape.
- the area of the first exposure area may be smaller than the area of each connection part 45B or 45C.
- the area of the first exposure area may be greater than or equal to the area of the second exposure area.
- the area of the first exposure area may be smaller than the area of the second exposure area.
- portions 460 and 48A/48B of the heat dissipation member 1450 may pass through the insulating layer 94-1 and be combined, attached, or contacted with a portion of the conductive layer 93-1.
- portions 460 and 48A/48B of the heat dissipation member 1450 may be portions of the connection portions 45B and 45C.
- a portion (first exposed region) of the conductive layer 93 - 1 contacting the portions 460 and 48A/48B of the heat dissipation member 1450 may be a ground layer of the support substrate 310 .
- the ground layer of the support substrate 310 may be a layer connected to the ground terminal among the terminals 311 of the support substrate 310 .
- the ground layer of the support substrate 310 may be electrically connected to a ground terminal among the terminals 311 of the second substrate unit 800 .
- the ground layer of the support substrate 310 may be electrically connected to a ground terminal among the terminals 251 of the first circuit board 250 or a ground terminal among the terminals 261 of the second circuit board 260. there is.
- the portions 460 and 48A/48B of the heat dissipation member 1450 are in contact with the conductive layer 93-1, heat can be transferred or heat can be released through the conductive layer 93-1. Examples can improve heat dissipation efficiency and heat dissipation performance.
- the area of the ground layer is equal to the width of the wiring layer of the support substrate 310, or Since it is larger than the area, heat dissipation efficiency and heat dissipation performance can be further improved.
- portions 460 and 48A/48B of the heat dissipation member 1450 may be coupled to or contacted with the heat dissipation member 96 of the support substrate 310 .
- a portion of the heat dissipation member 1450 may be located in an area 46A where the heat dissipation member 1450 overlaps the heat dissipation member 96 of the support substrate 310 .
- the portion 460 of the heat dissipation member 1450 may pass through the heat dissipation member 96 and the insulating layer 94-1 and be combined, attached, or contacted with a portion of the conductive layer 93-1.
- At least one portion 460 of the heat dissipation member 1450 may be present.
- the portion 460 of the heat dissipation member 1450 may include a plurality of portions 46A to 46F spaced apart from each other.
- first connection part 45B may include one or more parts 46A to 46C
- second connection part 45C may include one or more parts 46D to 46f.
- portions 46A to 46C of the first connection portion 45B may contact the conductive layer 93-1 of the first connection portion 320A of the support substrate 310, and a portion of the second connection portion 45C.
- Lines 46D to 46F may contact the conductive layer 93 - 1 of the second connection portion 320B of the support substrate 310 .
- the shape of the portion 460 of the heat dissipation member 1450 may be circular, elliptical, or polygonal, and may be implemented in various shapes in other embodiments.
- the separation distance between the plurality of parts 46A to 46C may be the same. In another embodiment, the separation distance between the plurality of parts 46A to 46C may be different. Also, the plurality of parts 46A to 46C may be disposed adjacent to the edge of the connection part. In another embodiment, the plurality of parts 46A to 46C may be disposed in the central area of the connection part.
- a portion 460 of the heat dissipation member 1450 contacting a portion of the conductive layer 93-1 may be omitted.
- portions 48A and 48B of the heat dissipation member 1450 may have a rectangular shape. Since the embodiment of FIG. 41B is different from that of FIG. 41A only in its shape, the description of the part 460 of the heat dissipation member of FIG. 41A is applied or inferred to the part (48A, 48B) of the heat dissipation member 1450 of FIG. 41B. can
- 42C shows a disposition of the heat dissipation member 1450 and the heat dissipation member 96 of the support substrate 310 according to another embodiment.
- a portion 460A of the heat dissipation member 1450 may be combined, attached, or contacted with a portion 93 - 1A of the conductive layer 93 - 1 of the support substrate 310 .
- a portion 93-1A of the conductive layer 93-1 may be exposed or open from the insulating layer 94-1.
- a portion of the heat dissipation member 96 of the support substrate 310 may be combined, attached, or contacted with a portion 93 - 1A of the conductive layer 93 - 1 of the support substrate 310 .
- the portion 460A of the heat dissipation member 1450 may be disposed in the first region of the portion 93 - 1A of the conductive layer 93 - 1 and contacted or combined with the first region.
- a portion 96A of the heat dissipation member 96 of the support substrate 310 may be disposed in the second region of the portion 93 - 1A of the conductive layer 93 - 1 to be in contact with or coupled to the second region.
- a portion 93-1A of the conductive layer 93-1 may be a ground layer of the support substrate 310, and a portion of the conductive layer 93-1 in contact with a portion 460 of the heat dissipation member 1450 of FIG. 41A.
- a portion 460A of the heat dissipation member 1450 and a portion 470 of the heat dissipation member 96 of the support substrate 310 may be spaced apart from each other on the portion 93-1A of the conductive layer 93-1. .
- a conductive layer 93-1 exposed or open from the insulating layer 94-1 is formed. At least part of may be located.
- a portion 460A of the heat dissipation member 1450 and a portion 470 of the heat dissipation member 96 of the support substrate 310 may be in contact with each other.
- the heat dissipation member 96 of the support substrate 310 may be combined, attached, or contacted with another part of the conductive layer 93 - 1 of the support substrate 310 .
- a portion 470 of the heat dissipation member 96 of the support substrate 310 may be combined, attached, or contacted with another portion of the conductive layer 93 - 1 of the support substrate 310 . Since the part 470 of the heat dissipation member 96 of the supporting substrate 310 is in contact with the conductive layer 93-1, heat can be transferred or heat can be released through the conductive layer 93-1, thereby Due to this embodiment, heat dissipation efficiency and heat dissipation performance can be improved.
- the support substrate 310 may include another portion of the conductive layer 93-1 open from the insulating layer 94-1, and the portion 470 of the heat dissipation member 96 of the support substrate 310 may be combined with, attached to, or contacted with another part of the conductive layer 93-1.
- a portion 470 of the heat dissipation member 96 of the support substrate 310 may pass through the insulating layer 94-1 and be combined, attached, or contacted with another portion of the conductive layer 93-1.
- a portion 460 of the heat dissipation member 96 may be combined, attached, or contacted with a portion of the conductive layer of the connecting portions 320A and 320B of the support substrate 310 .
- another part of the conductive layer 93 - 1 contacting the part 470 of the heat dissipating member 96 of the supporting substrate 310 may be a ground layer of the supporting substrate 310 .
- the description of the shape of the part 460 of the heat dissipation member 1450 may be applied or inferred to the shape of the part 470 of the heat dissipation member 96 of the support substrate 310 .
- a portion 460 of the heat dissipation member 1450 and a portion 470 of the heat dissipation member 96 of the support member 310 may be spaced apart from each other.
- the camera device 10 may further include a protective layer or an insulating layer disposed on the heat dissipation member 1450 to protect the heat dissipation member 1450 from external impact or to prevent corrosion or oxidation of the heat dissipation member 1450.
- the protective layer may cover at least a portion of the heat dissipation member 1450 .
- the protective layer may be polyethylene terephthalate (PET).
- the protective layer may be an electromagnetic interference (EMI) shielding member, for example, an EMI shielding tape.
- EMI electromagnetic interference
- the body 45A of the heat dissipation member 1450 is the lower surface of the heat dissipation member 280.
- the connection portions 45B and 45C of the heat dissipation member 1450 are attached to the connection portions 320A and 320B of the support substrate 310 .
- the stroke (or moving distance) of the OIS moving part for compensating for the hand shake compensation angle eg, 1 degree
- the current consumption of the second coil for driving the OIS increases.
- the second coil 230, the image sensor 810, and the controller 830 may be heat sources that generate heat.
- the temperature of the camera device may increase.
- the temperature of the sensor shift camera device may increase due to the weak heat dissipation structure of the sensor shift camera device.
- An increase in the temperature of the camera device may cause the demagnetization of the AF and OIS driving magnet or/and the sensing magnet, thereby causing an error in driving the AF and OIS.
- an increase in the temperature of the camera device may cause a change in output signals of the AF position sensor and the OIS position sensor. As a result, accuracy and reliability of AF driving and OIS driving may deteriorate.
- an increase in the temperature of the controller may cause an increase in the temperature of the image sensor, which may cause image loss of the image sensor and quantitative and qualitative degradation of image quality.
- the efficiency of dissipating heat generated from the image sensor may be improved by using the heat dissipating members 1450 and 96 .
- a movement path of heat generated from the image sensor 810 is as follows. Heat is transferred from the image sensor 810 to the heat dissipation member 280 , and is transferred from the heat dissipation member 280 to the connection part 320 of the support substrate 310 by the heat dissipation member 1450 . In addition, heat may be transferred from the support substrate 310 to the second substrate portion 800 coupled to the terminal portions 7A to 7D of the support substrate 310 through the heat dissipation member 96 of the support member 310 .
- the thermal conductivity of the heat dissipation members 1450 and 96 is about 4.9 times that of copper, so that the heat dissipation efficiency is further improved and the temperature of the camera device is higher than the preset reference temperature. rise can be prevented.
- heat dissipation member 1450 since the heat dissipation member 1450 is attached, heat dissipation efficiency and heat dissipation performance can be improved without increasing the size of the camera device, thereby preventing the temperature of the camera device from rising. Performance deterioration of the camera device due to temperature rise may be prevented.
- 41C is a modified example of the heat dissipation member 1450 of FIG. 41A.
- the heat dissipation member 1450 of FIG. 41C may include a body 45A and connection parts 45B1 and 45C1 connecting the body 45A and the support part (eg, 310).
- the heat dissipation member 1450 may be combined with, contacted with, or attached to at least a part of the connection parts 320A and 320B of the support part (eg, 310) and the body 45A.
- first connection portion 45B1 of the heat dissipation member 1450 is coupled to, or contacts, the first connection portion 320A of the support portion (eg, 310) and at least a portion of the body 45A connected to the first connection portion 320A. or attached.
- the second connection part 45C1 of the heat dissipation member 1450 is coupled with the second connection part 320B of the support part (eg, 310) and at least another part of the body 45A connected to the second connection part 320B, It can be contacted, or attached.
- FIG. 41c may be applied or inferred to FIG. 41b.
- FIG. 43A is a perspective view of the camera device 10 from which the cover member 300 is separated, and FIG. 43B shows the heat dissipation member 480 connecting the cover member 300 and the support substrate 310 of FIG. 43A.
- the camera device 10 may further include a heat dissipation member 480 connected to, coupled to, or in contact with the cover member 300 and the support substrate 310 .
- the heat dissipation member 480 may be connected to, combined with, or contacted with the cover member 300 and the heat dissipation member 96 of the support substrate 310 .
- a description of the material of the heat dissipation member 1450 may be applied to or applied to the heat dissipation member 480 .
- the side plate 302 of the cover member 300 may include an opening 307 that opens or exposes a portion of the support substrate 310 .
- the cover member 300 may include a plurality of side plates 302A to 302D, and the side plate 302C may include an opening 307 that opens or exposes a portion of the support substrate 310 .
- the side plate 302C may be a side plate corresponding to one side of the second substrate 800 on which the terminals 800B of the second substrate 800 are formed.
- the side plate 302C may be a side plate corresponding to or opposite to the terminal portions 7A to 7D of the supporting substrate 310 .
- a portion of the support substrate 310 exposed through the opening 307 may be a portion of the heat dissipation member 96 of the support substrate 310 .
- a portion of the heat dissipation member 96 of the support substrate 310 is exposed by the opening 306 of the cover member 300. It can be.
- a portion of the support substrate 310 exposed by the opening 307 may be a portion of the bodies 86 and 87 .
- a portion of the support substrate 310 exposed by the opening 307 may be a portion 6C or 9C of the bodies 86 or 87 connected to the terminal portions 7A to 7D.
- the protrusion 44B of the housing 140 may include an opening 44B1 (or groove) for opening or exposing a portion of the support substrate 310 .
- the protruding portion 44B may be omitted, and a portion of the support substrate 310 may be exposed through the opening 307 of the cover member 300 .
- the heat dissipation member 480 may be connected to, combined with, or contacted with the side plate 302C of the cover member 300 and the support substrate 310 .
- a portion of the heat dissipation member 480 may be disposed on, coupled to, or brought into contact with the side plate 302C of the cover member 300, and another portion of the heat dissipation member 480 is exposed through the opening 307 of the support substrate 310. ) may be placed, bonded or contacted to a part of.
- a portion of the heat dissipation member 96 of the support substrate 310 may be opened or exposed through the opening 307, and another portion of the heat dissipation member 480 may be exposed through the opening 307. ) may be connected to, bonded to, or contacted with the heat dissipation member 96.
- a movement path of heat generated from the image sensor 810 is as follows. Heat may be transferred from the image sensor 810 to the heat dissipation member 280 , and may be transferred from the heat dissipation member 280 to the heat dissipation member 96 of the support substrate 310 by the heat dissipation member 1450 . In addition, heat may be transferred from the heat dissipation member 96 of the support substrate 310 to the cover member 300 through the heat dissipation member 480 and may be released from the cover member 300 . Since heat is transferred from the support substrate 310 to the cover member 300 through the heat dissipation member 480 , heat dissipation efficiency may be improved.
- a portion of the heat dissipation member 480 may be combined with, attached to, or contacted with another portion 99 of the conductive layer 93 - 1 of the support substrate 310 .
- the support substrate 310 may include another portion 99 of the conductive layer 93-1 open or exposed from at least one of the insulating layer 94-1 and the heat dissipation member 96, and the heat dissipation member 96.
- 480 may be combined with, attached to, or contacted with another portion 99 of the open conductive layer 93-1.
- the cover member 300 may open or expose another portion 99 of the conductive layer 93 - 1 of the support substrate 310 , and at least a portion of the heat dissipation member 480 is a conductive layer of the support substrate 310 . It may be coupled, attached, or contacted to another part 99 of (93-1).
- another portion 99 may include one or more portions 99A and 99B, and the shape of portions 99A and 99B may be polygonal (eg, rectangular), circular, or elliptical.
- another portion 99 of the conductive layer 93 - 1 may be a ground layer of the support substrate 310 .
- heat dissipation efficiency and heat dissipation performance may be improved.
- the other part 99 of the conductive layer 93-1 is a ground layer
- the area of the ground layer is larger than the width or area of the wiring layer of the support substrate 310, so heat dissipation efficiency and heat dissipation performance can be further improved.
- another part 99 of the conductive layer 93 - 1 of the support substrate 310 may be omitted.
- a portion of the support substrate 310 exposed by the cover member 300 may be a portion of any one of the portions 6A to 6C and 9A to 9C of the bodies 86 and 87 .
- FIG. 44A is a modified example of FIG. 43A
- FIG. 44B is a modified example of FIG. 43B.
- the camera device 10 includes a cover member 300 and a heat dissipation member 490 connected to, coupled to, or in contact with a region of the heat dissipation member 96 of the support substrate 310. can do.
- a description of the material of the heat dissipation member 1450 may be applied or applied to the heat dissipation member 490 .
- the side plate 302A of the cover member 300 may include an opening 306 that opens or exposes a portion 470 of the heat dissipation member 96 of the support substrate 310 .
- the side plate 302A may be a side plate corresponding to one side of the second substrate 800 on which the terminals 800B of the second substrate 800 are not formed.
- a region of the support substrate 310 exposed by the opening 306 may include a portion 470 of the heat dissipation member 96 of the support substrate 310 .
- the description of FIG. 41B may be applied or applied mutatis mutandis to the part 470 of the heat dissipation member 96 .
- a portion 460 of the heat dissipation member 1450 of FIG. 41A may be applied instead of the portion 470 of the heat dissipation member 96 of FIG. 44A.
- the heat dissipation member 490 may be connected to, combined with, or contacted with the side plate 302A of the cover member 300 and one region of the support substrate 310 .
- a portion of the heat dissipation member 490 may be disposed, coupled, or contacted to the side plate 302A of the cover member 300, and another portion of the heat dissipation member 480 may be open or exposed by the opening 306. It may be disposed, coupled, or contacted to one region of the support substrate 310 .
- the embodiment of FIG. 44B is comparable to the embodiment of FIG. 43B, from the support substrate 310 to the cover member 300 Heat transfer efficiency may be increased, and thus heat dissipation performance may be improved.
- heat may be conducted from the first substrate unit 255 (eg, the heat dissipation member 280) to the support substrate 310 by the heat dissipation member 1450, thereby improving heat dissipation efficiency and heat dissipation performance. can make it
- heat may be directly conducted from the first substrate portion 255 (eg, the heat dissipation member 280) to the support substrate 310 by the heat dissipation member 1450.
- the heat dissipation member 1450 includes a portion 460 in contact with a portion of the conductive layer 93-1 of the support substrate 310, the heat dissipation efficiency and heat dissipation performance of the embodiment can be further improved. .
- the support substrate 310 includes the heat dissipation member 96
- heat dissipation efficiency and heat dissipation performance of the support substrate 310 may be improved. Performance of dissipating heat generated from the second coil 230 and the controller 830 may be improved.
- the heat dissipation member 96 includes a portion 470 in contact with another portion of the conductive layer 93-1 of the support substrate 310, the heat dissipation efficiency and heat dissipation performance of the embodiment can be further improved. there is.
- the heat dissipation member 1450 may come into contact with the heat dissipation member 96 of the support substrate 310 , the heat dissipation efficiency and heat dissipation performance of each embodiment may be improved.
- heat dissipation efficiency and heat dissipation performance may be improved.
- heat dissipation efficiency and heat dissipation performance may be further improved.
- the temperature of the camera device of Case 2 is 78.31 degrees Celsius, and the temperature of the camera device of Case 1 is 53.33 degrees Celsius.
- a temperature reduction effect of 24.98 degrees Celsius can be obtained by attaching a graphite sheet to the camera device.
- the graphite sheet is attached to the second substrate of the camera device (or a separate test substrate on which the second substrate is mounted) and the inner surface of the mobile phone cover (eg, the inner surface of the cover made of copper).
- the second substrate may be a substrate corresponding to the second substrate 800 of the embodiment.
- the temperature of the camera device is the average value of the temperatures of five samples.
- a graphite sheet is attached to the second substrate 255 of the camera device 10 (or a separate test substrate on which the second substrate 255 is mounted) and the inner surface of the cover of the mobile phone (eg, the inner surface of the cover made of copper)
- Case 3 the heat dissipation efficiency is more improved than in Cases 1 and 2 by the heat dissipation members 1450 and 96 disposed inside the camera device 10 or/and the heat dissipation member 490 attached to the cover member 300.
- the temperature of the camera device of Case 3 may be lower than that of the camera device of Case 1 when the camera device is driven, and the effect of reducing the temperature may be maximized.
- the camera device forms an image of an object in space using reflection, refraction, absorption, interference, diffraction, etc., which are characteristics of light, and aims to increase the visual acuity of the eye or record the image by a lens. and optical instruments for the purpose of reproduction, optical measurement, propagation or transmission of images, etc.
- the optical device includes a mobile phone, a mobile phone, a smart phone, a portable smart device, a digital camera, a laptop computer, a digital broadcasting terminal, a personal digital assistant (PDA), and a portable multimedia player (PMP). ), navigation, etc., but is not limited thereto, and any device for capturing images or photos is possible.
- FIG. 45A is a perspective view of an optical device 200A according to an embodiment
- FIG. 45B is a perspective view of an optical device 200X according to another embodiment
- FIG. 45C is a perspective view of an optical device 200Y according to another embodiment.
- a perspective view is shown
- FIG. 46 shows a configuration diagram of the optical device 200A, 200X, or 200Y shown in FIG. 45A, FIG. 45B, or FIG. 45CB.
- the lens module 400 of the camera module 200 may be a front camera of an optical device 200A disposed to face the front of the body 850 .
- the embodiment of FIG. 44B may be a rear camera in which the lens module 400 of the camera module 200 faces the rear surface of the body 850 of the optical device 200X.
- the optical device 200A according to the embodiment may correspond to a front camera and a rear camera of the optical device 200A.
- the optical device 200Y of FIG. 45C may include two rear cameras, and at least one of the two rear cameras may be a camera device according to an embodiment.
- An optical device according to another embodiment may include three or more rear cameras.
- An optical device according to another embodiment may include a front camera and a rear camera, and at least one of the front camera and the rear camera may include the camera device according to the embodiment.
- the optical device 200A includes a body 850, a wireless communication unit 710, an A/V input unit 720, a sensing unit 740, an input/output unit 750, and a memory unit. 760, an interface unit 770, a control unit 780, and a power supply unit 790 may be included.
- the body 850 shown in FIGS. 45A to 44C is in the form of a bar, but is not limited thereto, and is a slide type, folder type, and swing in which two or more sub-bodies are relatively movably coupled. It may have various structures such as a swing type and a swivel type.
- the body 850 may include a case (casing, housing, cover, etc.) constituting an external appearance.
- the body 850 may be divided into a front case 851 and a rear case 852 .
- Various electronic components of the terminal may be embedded in the space formed between the front case 851 and the rear case 852 .
- the wireless communication unit 710 may include one or more modules enabling wireless communication between the optical device 200A and a wireless communication system or between the optical device 200A and a network in which the optical device 200A is located.
- the wireless communication unit 710 may include a broadcast reception module 711, a mobile communication module 712, a wireless Internet module 713, a short-distance communication module 714, and a location information module 715. there is.
- An audio/video (A/V) input unit 720 is for inputting an audio signal or a video signal, and may include a camera 721 and a microphone 722.
- the camera 721 may include a camera device according to an embodiment.
- the sensing unit 740 controls the optical device 200A, such as the opening/closing state of the optical device 200A, the position of the optical device 200A, whether or not there is a user contact, the direction of the optical device 200A, and the acceleration/deceleration of the optical device 200A. ) may sense the current state to generate a sensing signal for controlling the operation of the optical device 200A. For example, if the optical device 200A is in the form of a slide phone, it may sense whether the slide phone is opened or closed. In addition, it is responsible for sensing functions related to whether or not the power supply unit 790 supplies power and whether or not the interface unit 770 is connected to an external device.
- the input/output unit 750 is for generating input or output related to sight, hearing, or touch.
- the input/output unit 750 may generate input data for operation control of the optical device 200A, and may also display information processed by the optical device 200A.
- the input/output unit 750 may include a keypad unit 730, a display module 751, a sound output module 752, and a touch screen panel 753.
- the keypad unit 730 may generate input data by keypad input.
- the display module 751 may include a plurality of pixels whose colors change according to electrical signals.
- the display module 751 may be a liquid crystal display, a thin film transistor-liquid crystal display, an organic light-emitting diode, a flexible display, a 3D At least one of 3D displays may be included.
- the audio output module 752 outputs audio data received from the wireless communication unit 710 in a call signal reception mode, a call mode, a recording mode, a voice recognition mode, or a broadcast reception mode, or stored in the memory unit 760. Audio data can be output.
- the touch screen panel 753 may convert a change in capacitance caused by a user's touch to a specific area of the touch screen into an electrical input signal.
- the memory unit 760 may store programs for processing and control of the control unit 780, and may store input/output data (eg, phone book, messages, audio, still images, photos, videos, etc.) can be temporarily stored.
- input/output data eg, phone book, messages, audio, still images, photos, videos, etc.
- the memory unit 760 may store an image captured by the camera 721, for example, a photo or video.
- the memory unit 760 may store software, algorithms, or mathematical formulas for the above-described hand shake correction.
- the interface unit 770 serves as a passage through which an external device connected to the optical device 200A is connected.
- the interface unit 770 receives data from an external device or receives power and transmits it to each component inside the optical device 200A, or transmits data inside the optical device 200A to an external device.
- the interface unit 770 may include a wired/wireless headset port, an external charger port, a wired/wireless data port, a memory card port, a port connecting a device having an identification module, an audio I/O (Input/ Output) port, video I/O (Input/Output) port, and earphone port.
- the controller 780 may control the overall operation of the optical device 200A.
- the controller 780 may perform related control and processing for voice calls, data communications, video calls, and the like.
- the controller 780 may include a multimedia module 781 for playing multimedia.
- the multimedia module 781 may be implemented within the control unit 780 or may be implemented separately from the control unit 780.
- the controller 780 may perform a pattern recognition process capable of recognizing handwriting input or drawing input performed on the touch screen as characters and images, respectively.
- the power supply unit 790 may receive external power or internal power under the control of the control unit 780 to supply power necessary for the operation of each component.
- the embodiment can be used in a camera module and an optical device capable of securing reliability of OIS control by removing noise included in an output signal of an OIS position sensor due to the influence of a magnetic field generated by an OIS coil.
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Abstract
Description
Claims (10)
- 제1 기판 및 상기 제1 기판에 배치되는 이미지 센서를 포함하는 이동부;상기 제1 기판과 이격하는 제2 기판을 포함하는 고정부;상기 고정부에 대하여 상기 이동부가 광축 방향과 수직한 방향으로 이동하도록 상기 이동부를 지지하고 상기 제1 기판과 상기 제2 기판을 전기적으로 연결하는 지지 기판;상기 제1 기판에 배치되고 상기 이동부의 변위를 감지하는 위치 센서; 및상기 위치 센서의 제1 및 제2 출력 단자들과 전기적으로 연결되는 커패시터를 포함하는 카메라 장치.
- 제1항에 있어서,상기 커패시터는 상기 제1 기판에 배치되는 카메라 장치.
- 제1항에 있어서,상기 커패시터는 상기 제2 기판에 배치되는 카메라 장치.
- 제1항에 있어서,상기 커패시터는 상기 지지 기판에 배치되는 카메라 장치.
- 제1항에 있어서,상기 커패시터는 상기 위치 센서의 상기 제1 및 제2 출력 단자들과 병렬 연결되는 카메라 장치.
- 제1항에 있어서,상기 커패시터는 상기 위치 센서의 상기 제1 출력 단자와 연결되는 제1 커패시터 및 상기 위치 센서의 상기 제2 출력 단자와 연결되는 제2 커패시터를 포함하는 카메라 장치.
- 제2항에 있어서,상기 제1 기판은 상기 위치 센서의 상기 제1 출력 단자와 연결되는 제1 배선 및 상기 위치 센서의 상기 제2 출력 단자와 연결되는 제2 배선을 포함하고,상기 커패시터는 상기 제1 기판의 상기 제1 배선과 상기 제2 배선과 병렬 연결되는 카메라 장치.
- 제2항에 있어서,상기 제1 기판은 상기 위치 센서의 상기 제1 출력 단자와 연결되는 제1 배선 및 상기 위치 센서의 상기 제2 출력 단자와 연결되는 제2 배선을 포함하고,상기 커패시터는 상기 제1 기판의 상기 제1 배선과 연결되는 제1 커패시터 및 상기 제1 기판의 제2 배선과 연결되는 제2 커패시터를 포함하는 카메라 장치.
- 제3항에 있어서,상기 제2 기판은 상기 위치 센서의 상기 제1 출력 단자와 연결되는 제1 배선 및 상기 위치 센서의 상기 제2 출력 단자와 연결되는 제2 배선을 포함하고,상기 커패시터는 상기 제2 기판의 상기 제1 배선과 상기 제2 배선과 병렬 연결되는 카메라 장치.
- 제3항에 있어서,상기 제2 기판은 상기 위치 센서의 상기 제1 출력 단자와 연결되는 제1 배선 및 상기 위치 센서의 상기 제2 출력 단자와 연결되는 제2 배선을 포함하고,상기 커패시터는 상기 제2 기판의 상기 제1 배선과 연결되는 제1 커패시터 및 상기 제2 기판의 상기 제2 배선과 연결되는 제2 커패시터를 포함하는 카메라 장치.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202380024894.5A CN118844068A (zh) | 2022-02-04 | 2023-01-19 | 相机装置和光学仪器 |
| US18/835,907 US20250386100A1 (en) | 2022-02-04 | 2023-01-19 | Camera device and optical instrument including the same |
| EP23749919.9A EP4475545A4 (en) | 2022-02-04 | 2023-01-19 | CAMERA DEVICE AND OPTICAL DEVICE |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020220014831A KR20230118352A (ko) | 2022-02-04 | 2022-02-04 | 카메라 장치 및 광학 기기 |
| KR10-2022-0014831 | 2022-02-04 | ||
| KR1020220082624A KR20240006120A (ko) | 2022-07-05 | 2022-07-05 | 카메라 장치 및 광학 기기 |
| KR10-2022-0082624 | 2022-07-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2023149686A1 true WO2023149686A1 (ko) | 2023-08-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2023/000960 Ceased WO2023149686A1 (ko) | 2022-02-04 | 2023-01-19 | 카메라 장치 및 광학 기기 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20250386100A1 (ko) |
| EP (1) | EP4475545A4 (ko) |
| TW (1) | TW202349933A (ko) |
| WO (1) | WO2023149686A1 (ko) |
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|---|---|---|---|---|
| KR101643160B1 (ko) * | 2013-12-31 | 2016-08-23 | (주)옵티스 | 틸팅 방식 ois 카메라 모듈 |
| KR20160139589A (ko) * | 2015-05-28 | 2016-12-07 | 엘지이노텍 주식회사 | 렌즈 구동 장치 및 이를 포함하는 카메라 모듈 |
| KR101792328B1 (ko) * | 2014-11-28 | 2017-11-02 | 삼성전기주식회사 | 카메라 모듈 |
| US9904070B2 (en) * | 2015-11-02 | 2018-02-27 | Tdk Taiwan Corp. | Electromagnetic driving module and camera device using the same |
| KR20210156531A (ko) * | 2020-06-18 | 2021-12-27 | 엘지이노텍 주식회사 | 카메라 모듈 및 광학 기기 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020046008A1 (ko) * | 2018-08-31 | 2020-03-05 | 엘지이노텍(주) | 렌즈 구동 장치, 및 이를 포함하는 카메라 모듈 및 광학 기기 |
| CN115698843B (zh) * | 2020-06-17 | 2026-01-27 | Lg伊诺特有限公司 | 相机模块和光学设备 |
-
2023
- 2023-01-19 WO PCT/KR2023/000960 patent/WO2023149686A1/ko not_active Ceased
- 2023-01-19 EP EP23749919.9A patent/EP4475545A4/en active Pending
- 2023-01-19 US US18/835,907 patent/US20250386100A1/en active Pending
- 2023-01-31 TW TW112103331A patent/TW202349933A/zh unknown
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101643160B1 (ko) * | 2013-12-31 | 2016-08-23 | (주)옵티스 | 틸팅 방식 ois 카메라 모듈 |
| KR101792328B1 (ko) * | 2014-11-28 | 2017-11-02 | 삼성전기주식회사 | 카메라 모듈 |
| KR20160139589A (ko) * | 2015-05-28 | 2016-12-07 | 엘지이노텍 주식회사 | 렌즈 구동 장치 및 이를 포함하는 카메라 모듈 |
| US9904070B2 (en) * | 2015-11-02 | 2018-02-27 | Tdk Taiwan Corp. | Electromagnetic driving module and camera device using the same |
| KR20210156531A (ko) * | 2020-06-18 | 2021-12-27 | 엘지이노텍 주식회사 | 카메라 모듈 및 광학 기기 |
Non-Patent Citations (1)
| Title |
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| See also references of EP4475545A4 * |
Also Published As
| Publication number | Publication date |
|---|---|
| EP4475545A4 (en) | 2025-04-16 |
| US20250386100A1 (en) | 2025-12-18 |
| TW202349933A (zh) | 2023-12-16 |
| EP4475545A1 (en) | 2024-12-11 |
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