WO2014157895A1 - 광 커넥터 - Google Patents
광 커넥터 Download PDFInfo
- Publication number
- WO2014157895A1 WO2014157895A1 PCT/KR2014/002465 KR2014002465W WO2014157895A1 WO 2014157895 A1 WO2014157895 A1 WO 2014157895A1 KR 2014002465 W KR2014002465 W KR 2014002465W WO 2014157895 A1 WO2014157895 A1 WO 2014157895A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- optical
- optical fiber
- fiber line
- guide
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4292—Coupling light guides with opto-electronic elements the light guide being disconnectable from the opto-electronic element, e.g. mutually self aligning arrangements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/40—Mechanical coupling means having fibre bundle mating means
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
- G02B6/4214—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms the intermediate optical element having redirecting reflective means, e.g. mirrors, prisms for deflecting the radiation from horizontal to down- or upward direction toward a device
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4228—Passive alignment, i.e. without a detection of the degree of coupling or the position of the elements
- G02B6/423—Passive alignment, i.e. without a detection of the degree of coupling or the position of the elements using guiding surfaces for the alignment
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4249—Packages, e.g. shape, construction, internal or external details comprising arrays of active devices and fibres
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4255—Moulded or casted packages
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4236—Fixing or mounting methods of the aligned elements
- G02B6/4239—Adhesive bonding; Encapsulation with polymer material
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/4236—Fixing or mounting methods of the aligned elements
- G02B6/424—Mounting of the optical light guide
- G02B6/4243—Mounting of the optical light guide into a groove
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4246—Bidirectionally operating package structures
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4256—Details of housings
- G02B6/4257—Details of housings having a supporting carrier or a mounting substrate or a mounting plate
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/43—Arrangements comprising a plurality of opto-electronic elements and associated optical interconnections
Definitions
- the present disclosure relates to an optical connector, and more particularly, to an optical connector in which a plurality of light emitting elements or a plurality of light receiving elements are easily connected to a plurality of optical fiber lines.
- Optical connectors are generally used to optically transmit signals in the form of DVI (Digital Visual Interface) or HDMI (High Definition Multimedia Interface).
- the optical connector has a structure in which the element insertion member and the optical fiber insertion member are coupled to each other. Here, a plurality of light receiving elements or a plurality of light emitting elements are inserted into the element insertion member. In addition, optical fiber lines are inserted into the optical fiber insertion member.
- Such an optical connector is required to align the optical fiber lines to be exactly opposite the light entrance and exit of each of the light receiving or light emitting elements.
- a precise device alignment method using a flip chip bonder or a die bonder or a method using an active alignment device is used.
- the above equipment is expensive and its processing method is complicated. There is this.
- the present disclosure is to solve the above-mentioned conventional problems, and to provide an optical connector in which the optical fiber lines and the light receiving or light emitting elements can be easily aligned in the assembly process.
- An optical connector includes an optical fiber line fixing block having a fitting groove into which an end portion of an optical fiber line is fitted; And a submount having a first guide-wall for positioning the optical fiber line fixing block and having a second guide-wall for positioning an optical element connected with the optical fiber line. And the optical element are automatically aligned by the first guide wall and the second guide wall.
- the optical connector according to the present disclosure includes a fitting groove, a first guide wall, and a second guide wall, so that optical fiber lines in the optical cable and optical elements corresponding thereto are assembled during the assembly of the optical connector. It can be sorted automatically.
- the optical connector according to the present disclosure can easily change the optical path by changing the position of the support, it is possible to easily improve the performance of the optical cable.
- the optical connector according to the present disclosure can easily change the optical path by adjusting the shape of the reflecting plate.
- the optical connector according to the present disclosure may align the optical fiber and the optical devices without using expensive equipment, and may easily improve the performance of the optical connector.
- FIG. 1 is an exploded perspective view illustrating a connection relationship by an optical connector according to an exemplary embodiment of the present disclosure.
- FIGS. 2A and 2B are perspective views illustrating an optical device and a support that may be applied to an embodiment of the present disclosure.
- FIG. 3 is a cross-sectional view showing a state connected by the optical connector in FIG.
- FIG. 4 is a plan view illustrating a state connected by the optical connector of FIG. 1.
- 5A to 5C are views for explaining the change in the optical path that appears as the position of the support is adjusted.
- 6A and 6B are views for explaining the change in the optical path that appears as the position of the reflecting surface of the reflecting plate is adjusted.
- 7A and 7B show the shape of the reflector that can be applied to FIG. 6B.
- FIG. 8 is an exploded perspective view illustrating a connection relationship by an optical connector according to another exemplary embodiment of the present disclosure.
- An optical fiber line fixing block having a fitting groove into which an end of the optical fiber line is fitted
- a submount having a first guide wall for positioning the optical fiber line fixing block and a second guide wall for positioning the optical element connected to the optical fiber line.
- the optical fiber line fixing block and the optical element are automatically aligned by the first guide wall and the second guide wall.
- optical fiber line fixing block and the optical element may be fixed to the submount by the first guide wall and the second guide wall.
- the fitting groove, the first guide wall and the second guide wall may be provided at a predetermined position such that the end of the optical fiber line and the optical element are disposed in a straight line.
- the first guide-wall may be disposed at both sides of the optical fiber line fixing block.
- the first guide-wall may be arranged to surround an edge of the optical fiber line fixing block.
- the first guide wall and the second guide wall may be made of a polymer.
- the submount may further include a substrate under the first guide wall and the second guide wall, and the first guide wall and the second guide wall may be formed of the same material as the substrate.
- the second guide-wall may be disposed on both sides of the optical device.
- the fitting groove may consist of a space between the plurality of third guide walls.
- the optical fiber line fixing block may further include a pedestal for supporting the optical fiber line.
- the optical device may be a light receiving device or a light emitting device.
- the optical device may be an edge emitting laser diode (EELD) or a vertical cavity surface emitting laser diode (VCSEL).
- EELD edge emitting laser diode
- VCSEL vertical cavity surface emitting laser diode
- the optical device may include a plurality of light receiving devices or an array of light emitting devices.
- a reflector disposed over the ends of the plurality of optical fiber lines
- An optical fiber line fixing block having a fitting groove into which ends of the plurality of optical fiber lines are fitted
- a submount having a first guide wall for positioning the optical fiber line fixing block and a second guide wall for positioning the optical device.
- the fitting groove, the first guide wall and the second guide wall may be provided at a predetermined position such that the end of the optical fiber line and the optical element are disposed in a straight line.
- the optical connector according to one type may further include a support disposed on the plurality of optical devices to support the reflecting plate.
- the angle of the reflector may be adjusted by the position of the support.
- the optical path between the optical fiber line and the optical device may be changed by the position of the support.
- the reflector may have a groove at a portion that extends with the ends of the plurality of optical fiber lines.
- the groove of the reflector may have a shape of a recess in which an upper width thereof is wider than a lower width thereof.
- the reflector may be fixed by epoxy.
- optical fiber line fixing block and the optical element are fixed to the submount by the first guide wall and the second guide wall, and the optical fiber line and Epoxy may be further included between the fitting grooves and between the optical device and the submount.
- the optical device may be a vertical resonant surface emitting laser diode.
- FIG. 1 is an exploded perspective view illustrating a connection relationship by an optical connector according to an exemplary embodiment of the present disclosure.
- 2A and 2B are perspective views illustrating an optical device 300 and a support 330 that may be applied to an embodiment of the present disclosure.
- 3 is a cross-sectional view showing a state connected by the optical connector in FIG. 4 is a plan view illustrating a state connected by the optical connector of FIG. 1.
- like reference numerals denote like elements, and redundant description thereof is omitted for simplicity of explanation.
- the optical connector connects the optical fiber line 405 and the optical device 300 of the optical cable 400 to the reflector plate 500 and the support 330. And an optical fiber line fixing block 200 and a submount 100.
- the optical cable 400 may include a plurality of optical fiber lines 405.
- the optical fiber line 405 is composed of a core 410 through which light propagates and a cladding layer 430 surrounding the core 410.
- the optical device 300 may be a light emitting device that emits light or a light receiving device that receives light and converts the light into an electrical signal.
- the optical device 300 may be a vertical cavity surface emitting laser diode (VCSEL).
- VCSEL vertical cavity surface emitting laser diode
- optical device 300 may be a laser diode emitting a wavelength of approximately 850 nm.
- the photo device 300 may be a photo detector (PD).
- the optical device 300 connected to the optical connector of the present embodiment may be configured of a plurality of arrays.
- it may be configured as a single chip having a plurality of light entrances 301.
- FIG. 2A illustrates the number of optical devices 300 as six, the present invention is not limited thereto.
- the optical device 300 may be configured as an array of n x 1 (n is the number of optical devices).
- the optical device 300 may be configured by a combination of an array and a single chip.
- the reflector plate 500 serves to allow the core 410 of the optical fiber line 405 and the light entrance of the optical device 300 to be placed on the optical path.
- the optical device 300 when the optical device 300 is a light emitting device, the light emitted from the optical device 300 may be reflected by the reflecting plate 500 to be incident on the core 410 of the optical fiber line 405.
- the optical device 300 when the optical device 300 is a light receiving device, the light emitted from the optical fiber line 405 may be reflected by the reflecting plate 500 to be incident to the optical device 300.
- One side of the reflector plate 500 is disposed over the end of the optical fiber line, the other side is supported by the support 330 to be described later.
- an epoxy treatment may be performed at a portion where the reflective plate 500 and the support 330 meet.
- the support 330 may serve to support the reflector 500.
- the support 330 may be disposed on an upper surface of the optical device 300.
- the support 330 may be disposed in each of the plurality of optical devices 300, and the total number thereof may be plural.
- the support 330 may be integrally formed to be long.
- the angle of the reflector 500 may be adjusted according to the position of the support 330, and the length of the optical path may be adjusted. This will be described later.
- a polymer in order to form the support 330, may be coated on the optical device 300, and then a pattern may be formed through a photolithography process. That is, a pattern in the form of the support 330 may be formed by coating a polymer and exposing, developing and hard baking using a mask. However, it is not limited to this. For example, after the separate support 330 is manufactured, the support 330 may be attached to the upper portion of the optical device 300 or a portion of the optical device 300 may be etched to form the support 330.
- the optical fiber line fixing block 200 has a fitting groove 225 for fixing the optical fiber line.
- the optical fiber line fixing block 200 may further include a block substrate 210 and a pedestal 230 for supporting the optical fiber line.
- the fitting groove 225 may be provided by the plurality of guide walls 250 to which the optical fiber lines are fitted. That is, the space between the plurality of guide-walls 250 may be the fitting groove 225.
- the position of the fitting groove 225 may be determined so that the end of the optical fiber line 405 and the light entrance / exit (not shown) of the optical device 300 may be disposed in a straight line.
- the plurality of guide-walls 250 are arranged to guide the position of the optical fiber line 405 along the longitudinal direction of the optical fiber line 405.
- the same or similar method to that of forming the support 330 may be used. That is, the photolithography may be used or the optical fiber line fixing block 200 may be etched.
- the optical fiber line fixing block 200 having the plurality of guide-walls 250 may be formed by injection. Accordingly, the plurality of guide-walls 250 may be integrally formed with the optical fiber line fixing block 200 and may be made of the same material.
- An epoxy may be added between the optical fiber line 405 and the fitting groove 225 to fix them.
- the block substrate 210 may be made of various materials such as a silicon wafer, a GaAs wafer, a glass material, a metal material, a plastic material, and the like.
- the pedestal 230 serves to support the optical fiber line 405.
- the pedestal 230 may correct the step generated by removing the jacket of the optical cable 400, thereby preventing the optical fiber line from bending.
- pedestal 230 may be made of a polymer.
- photolithography may be used or the optical fiber line fixing block 200 may be formed by etching.
- the submount 100 includes a first guide-wall 130 for positioning the optical fiber line fixing block 200 on the substrate 110 and a second guide-wall 150 for positioning the optical device 300. Equipped.
- the substrate 110 may be made of various materials such as a silicon wafer, a GaAs wafer, a glass material, a metal material, a plastic material, and the like.
- the position of the first guide-wall 130 and the second guide-wall 150 may be predetermined so that the optical fiber line 405 and the light entrance / exit (not shown) of the optical device 300 may be in a straight line. .
- the first guide-wall 130 serves to position the optical fiber line fixing block 200.
- the first guide-walls 130 may be disposed on both sides of the optical fiber line fixing block 200 so that the optical fiber line fixing blocks 200 may be coupled to each other by being sandwiched between two first guide-walls 130. have.
- the first guide-wall 130 may be disposed surrounding the edge of the optical fiber line fixing block 200.
- the second guide-wall 150 serves to position the optical device 300.
- the second guide-wall 150 is disposed on both sides of the optical device 300 or the array of optical devices 300, such that the optical device 300 or the array of optical devices 300 has two second guide-walls 150. It can be combined in the form of being sandwiched between).
- first guide wall 130 and the second guide wall 150 are separated, the first guide wall 130 and the second guide wall 150 may be integrally formed. have.
- first guide-wall 130 and / or second guide-wall 150 may be a polymer, such as, but not limited to, SU-8. In some embodiments, the first guide-wall 130 and / or the second guide-wall 150 may be the same material as the substrate 110.
- first guide-wall 130 and / or the second guide-wall 150 in some embodiments, a polymer is applied onto the substrate 110, followed by a photolithography process.
- the guide-wall 130 and / or the second guide-wall 150 pattern may be formed. That is, the first guide-wall 130 and / or the second guide-wall 150 may be formed through a polymer coating and a mask through exposure, development, and hard bake. The first guide-wall 130 and the second guide-wall 150 may be formed at the same time.
- the substrate 110 may be wet or dry etched to form the first guide-wall 130 and / or the second guide-wall 150.
- the substrate 110, the first guide-wall 130, and the second guide-wall 150 may be integrally manufactured through a mold. That is, the submount 100 may be an injection product.
- Epoxy may be applied between the optical fiber line fixing block 200 and the substrate 110 or between the optical device 300 and the substrate 110 to fix them.
- the optical device 300 may be fixed on the substrate 110 by an epoxy.
- the end of the optical fiber line 405 is fixed to the fitting groove 225 of the optical fiber line fixing block 200, and the optical fiber line fixing block 200 is interposed between the first guide-wall 130 of the submount 100. ) Is disposed, and the optical device 300 is disposed between the second guide wall 150.
- the position of the first guide-wall 130, the second guide-wall 150, the fitting groove 225 or the guide-wall 250 is disposed in a straight line between the optical fiber line 405 and the optical device 300. It is provided in a predetermined position so that it can be.
- the optical fiber lines 405 and the corresponding optical elements 300 in the optical cable 400 are automatically aligned during the assembly of the optical connector according to the present embodiment. Can be.
- 3A is an enlarged cross-sectional view showing a state in which the optical fiber line 405 and the optical device 300 are aligned by the optical connector.
- the optical device 300 is a light emitting device.
- the reflector 500 serves to adjust an optical path so that light emitted from the optical device 300 may be incident on the core 410 of the optical fiber line 405.
- the angle ⁇ of the reflecting plate 500 and the upper surface of the optical device 300 may be changed by adjusting the distance L between the end of the optical fiber line 405 and the support 330. Accordingly, the light path can be adjusted.
- 5A to 5C are views for explaining the change in the optical path that appears as the position of the support 330 is adjusted.
- 5A to 5C the light exit of the optical device 300, that is, the region where the light is emitted, is at the same position.
- the reflector 500 has a first angle ⁇ 1 with the top surface of the optical device 300, and the distance between the end of the optical fiber line 405 and the support 330 is the first length L1. ) In this case, the light emitted from the optical device 300 is mostly incident perpendicularly to the cross section of the core 410.
- the amount of light incident on the core 410 may be high. However, when light is incident perpendicularly to the cross section of the core 410, the light is re-reflected by the core 410 and the optical device Interference with light emitted from 300 may occur.
- the amount of light incident on the core 410 and the range in which the optical interference as described above is allowed may be appropriately designed according to the use purpose of the optical cable.
- the optical path may be changed by changing the position of the support 330.
- the reflector 500 has a second angle ⁇ 2 with the top surface of the optical device 300, and the distance between the end of the optical fiber line 405 and the support 330 is the second length L2.
- the second length L2 has a larger value than the first length L1, so that the second angle ⁇ 2 has a smaller value than the first angle ⁇ 1.
- the light emitted from the optical device 300 is reduced in the amount of light incident perpendicularly to the cross section of the core 410, so that the light reflected back toward the optical device 300 is significantly reduced. Accordingly, interference between the light that is rereflected and the light emitted from the optical device 300 may be reduced.
- the reflector 500 has a third angle ⁇ 3 with the top surface of the optical device 300, and the distance between the end of the optical fiber line 405 and the support 330 is the third length L3.
- the third length L3 has a smaller value than the first length L1, so that the third angle ⁇ 3 has a larger value than the first angle ⁇ 1.
- the light emitted from the optical device 300 reduces the amount of light incident perpendicularly to the cross section of the core 410, and thus the light reflected back toward the optical device 300 is significantly reduced. As a result, the interference between the light reflected back from the core 410 and the light emitted from the optical device 300 may be reduced.
- the position of the support 330 may be determined in consideration of the amount of light and the optical interference. Accordingly, the optical connector according to the present disclosure has an advantage that the design of the support 330 can be easily changed according to the purpose of the optical connector.
- 6A and 6B are views for explaining the change in the optical path that appears as the position of the reflecting surface of the reflecting plate 500 is adjusted.
- 6A illustrates a case where no groove is formed in the reflective surface of the reflector 500
- FIG. 6B illustrates a case where a groove is formed in a part of the reflective surface of the reflector 600.
- the reflective plate 600 of FIG. 6B is different from the reflective plate 500 of FIG. 6A in that the groove 601 is provided on the reflective surface.
- the groove 601 spans the end of the optical fiber line 405.
- the reflector 600 maintains a fourth angle ⁇ 4 formed with the upper surface of the optical device 300, and is emitted from the optical device 300 to be incident to the core 410. Can be shortened. At this time, the position of the support 330 may also be changed accordingly.
- FIG. 7A and 7B illustrate the shape of the reflector plate 600 that may be applied to FIG. 6B.
- the reflective plate 600 includes a reflective layer 630 on the substrate 610.
- the upper surface of the reflective layer 630 becomes a reflective surface.
- the reflective plate 600 includes grooves 601 and 603 in a part of the reflective surface.
- substrate 610 may be a silicon wafer.
- the reflective layer 630 is made of a material capable of reflecting light.
- the reflective layer 630 may include Au, Ag, Mg, Al, Pt, Pd, Ni, Nd, Ir, Cr, Li, Yb, or Ca.
- the shape of the grooves 601, 602 may be "V" shaped to engage the ends of the fiber line 405 as shown in FIG. 7A.
- the groove 602 may have a recess shape in which the width of the upper portion is larger than the width of the lower portion.
- the reflective layer 630 is also provided in the grooves 601 and 602, the reflective layer 630 may not be provided in the grooves 601 and 602.
- the grooves 601, 602 may be formed by dry etching, wet etching, or a combination thereof.
- the distance h of the optical path may be adjusted by adjusting the depth h of the grooves 601 and 602. That is, as the depth h of the grooves 601 and 602 increases, the optical path may become shorter.
- the optical connector according to the present disclosure has an advantage in that the optical path can be easily changed by adjusting the shape of the reflecting plate 600.
- the reflecting plates 500 and 600 may be manufactured in a mold.
- the reflective surface may be coated with a material that reflects light well.
- reflector plates (not shown) for supporting the reflector plates 500 and 600 may be further provided at both ends of the reflector plates 500 and 600.
- Such a reflector pedestal (not shown) may reach the submount 100 and may be connected to a groove (not shown) of the submount 100. In this case, the support 330 of the upper portion of the optical device 300 may not be provided.
- the manufacturing of the reflective plate including the pedestal into a mold may be for applying an optimal angle and shape of the reflective plates 500 and 600.
- FIG. 8 is an exploded perspective view illustrating a connection relationship by an optical connector according to another exemplary embodiment of the present disclosure.
- the same reference numerals as those in Fig. 1 denote the same members, and redundant description thereof is omitted here for the sake of simplicity.
- the optical connector 20 has a difference in that the reflector 500 (see FIG. 1) is not used as compared to the optical connector 10 of FIG. 1.
- the light entrance 801 of the optical device 800 is disposed to face the end of the optical fiber line, so that the optical device 800 and the end of the optical fiber line may be connected by an optical path even without the reflector 500. That is, when the optical device 800 is a light emitting device, the light emitted from the light exit 801 of the optical device 800 may proceed to the end of the optical fiber line in a straight path to be incident. Accordingly, the optical device 800 may not include the support 330 of FIG. 1.
- the optical device 800 may be a light emitting device that emits light or a light receiving device that receives light and converts the light into an electrical signal.
- the optical device 800 may be an edge emitting laser diode (EELD).
- the optical device 800 may be a laser diode.
- the photo device 800 may be a photo detector (PD).
- the optical device 800 connected to the optical connector of the present embodiment may be composed of a plurality of arrays. Or, it may be configured as a single chip having a plurality of light entrances (801).
- the optical device 800 may be configured as an array of n x 1 (n is the number of optical devices).
- the optical device 800 may be configured by a combination of an array and a single chip.
- the optical connector according to the present disclosure may automatically align the optical fiber lines and the corresponding optical elements in the optical cable during the assembly process.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Couplings Of Light Guides (AREA)
- Light Receiving Elements (AREA)
- Semiconductor Lasers (AREA)
Abstract
Description
Claims (23)
- 광섬유 라인의 단부가 끼워지는 끼움 홈을 구비하는 광섬유 라인 고정 블록; 및상기 광섬유 라인 고정 블록의 위치를 정하는 제1 가이드-벽을 구비하고, 상기 광섬유 라인과 연결되는 광소자의 위치를 정하는 제2 가이드-벽을 구비하는 서브마운트;를 포함하며,상기 광섬유 라인 고정 블록과 상기 광소자는 상기 제1 가이드-벽과 상기 제2 가이드-벽에 의해서 자동으로 정렬되는 광 커넥터.
- 제1항에 있어서,상기 광섬유 라인의 단부는 상기 끼움 홈에 끼워지면서 고정되고,상기 광섬유 라인 고정 블록 및 상기 광소자는 상기 제1 가이드-벽과 상기 제2 가이드-벽에 의해서 상기 서브마운트에 고정되는 광 커넥터.
- 제1항에 있어서,상기 끼움 홈, 제1 가이드-벽, 제2 가이드-벽은 상기 광섬유 라인의 단부와 상기 광소자가 일직선 상에 배치되도록 미리 정해진 위치에 마련되는 광 커넥터.
- 제1항에 있어서,상기 제1 가이드-벽은 상기 광섬유 라인 고정 블록의 양 옆에 배치되는 광 커넥터.
- 제1항에 있어서,상기 제1 가이드-벽은 상기 광섬유 라인 고정 블록의 모서리를 감싸며 배치되는 광 커넥터.
- 제1항에 있어서,상기 제1 가이드-벽 및 제2 가이드-벽은 폴리머(polymer)로 이루어진 광 커넥터.
- 제1항에 있어서,상기 서브마운트는 상기 제1 가이드-벽 및 제2 가이드-벽 하부에 기판;을 더 포함하며,상기 제1 가이드-벽 및 제2 가이드-벽은 상기 기판과 동일한 물질로 이루어진 광 커넥터.
- 제1항에 있어서,상기 제2 가이드-벽은 상기 광소자의 양 옆에 배치되는 광 커넥터.
- 제1항에 있어서,상기 끼움 홈은 복수의 제3 가이드-벽 사이의 공간으로 이루어지는 광 커넥터.
- 제1항에 있어서,상기 광섬유 라인 고정 블록은 광섬유 라인을 지지하는 받침대를 더 포함하는 광 커넥터.
- 제1항에 있어서,상기 광소자는 수광 소자 또는 발광 소자인 광 커넥터.
- 제1항에 있어서,상기 광소자는 EELD(edge emitting laser diode) 또는 VCSEL(Vertical Cavity Surface Emitting Laser diode)인 광 커넥터.
- 제1항에 있어서,상기 광소자는 복수의 수광 소자 또는 발광 소자의 어레이(array)로 이루어는 광 커넥터.
- 복수의 광섬유 라인과 복수의 광소자가 연결되는 광 커넥터에 있어서,상기 복수의 광섬유 라인 단부에 걸쳐서 배치되는 반사판;상기 복수의 광섬유 라인의 단부가 끼워지는 끼움 홈을 구비하는 광섬유 라인 고정 블록; 및상기 광섬유 라인 고정 블록의 위치를 정하는 제1 가이드-벽을 구비하고, 상기 광소자의 위치를 정하는 제2 가이드-벽을 구비하는 서브마운트;를 포함하는 광 커넥터.
- 제14항에 있어서,상기 끼움 홈, 제1 가이드-벽, 제2 가이드-벽은 상기 광섬유 라인의 단부와 상기 광소자가 일직선 상에 배치되도록 미리 정해진 위치에 마련되는 광 커넥터.
- 제14항에 있어서,상기 복수의 광소자 상부에 배치되는 것으로 상기 반사판을 지지하는 지지대;를 더 포함하는 광 커넥터.
- 제16항에 있어서,상기 지지대의 위치에 의해서 상기 반사판의 각도의 조절이 이루어지는 광 커넥터.
- 제16항에 있어서,상기 지지대의 위치에 의해서 상기 광섬유 라인과 상기 광소자가 연결되는 광 경로가 변경되는 광 커넥터.
- 제14항에 있어서,상기 반사판은 상기 복수의 광섬유 라인의 단부와 걸쳐지는 부분에 홈을 구비하는 광 커넥터.
- 제19항에 있어서,상기 반사판의 홈은 상부의 폭이 하부의 폭 보다 넓은 리세스(recess)의 형상을 갖는 광 커넥터.
- 제14항에 있어서,상기 반사판은 에폭시(epoxy)에 의해서 고정되는 광 커넥터.
- 제14항에 있어서,상기 광섬유 라인의 단부는 상기 끼움 홈에 끼워지면서 고정되고,상기 광섬유 라인 고정 블록 및 상기 광소자는 상기 제1 가이드-벽과 상기 제2 가이드-벽에 의해서 상기 서브마운트에 고정되며,상기 광섬유 라인과 상기 끼움 홈 사이, 및 상기 광소자와 상기 서브마운트 사이에 에폭시가 더 포함되는 광 커넥터.
- 제14항에 있어서,상기 광소자는 수직 공진 표면 발광 레이저 다이오드인 광 커넥터.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201480002876.8A CN104769471B (zh) | 2013-03-27 | 2014-03-24 | 光连接器 |
| US14/435,406 US9435970B2 (en) | 2013-03-27 | 2014-03-24 | Optical connector |
| JP2015536727A JP6122962B2 (ja) | 2013-03-27 | 2014-03-24 | 光コネクタ |
| EP14774118.5A EP2980621B1 (en) | 2013-03-27 | 2014-03-24 | Optical connector |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2013-0033090 | 2013-03-27 | ||
| KR1020130033090A KR101443562B1 (ko) | 2013-03-27 | 2013-03-27 | 광 커넥터 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2014157895A1 true WO2014157895A1 (ko) | 2014-10-02 |
Family
ID=51624783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2014/002465 Ceased WO2014157895A1 (ko) | 2013-03-27 | 2014-03-24 | 광 커넥터 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US9435970B2 (ko) |
| EP (1) | EP2980621B1 (ko) |
| JP (1) | JP6122962B2 (ko) |
| KR (1) | KR101443562B1 (ko) |
| CN (1) | CN104769471B (ko) |
| WO (1) | WO2014157895A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10393973B2 (en) | 2016-04-19 | 2019-08-27 | Opticis Co., Ltd. | Optical connector |
Families Citing this family (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105093430B (zh) * | 2014-04-25 | 2017-11-28 | 祥茂光电科技股份有限公司 | 光耦合元件及应用光耦合元件的光学模块 |
| USD811342S1 (en) | 2015-03-25 | 2018-02-27 | Sumitomo Electric Industries, Ltd. | Optical fiber array |
| JP1535006S (ko) * | 2015-03-25 | 2015-10-13 | ||
| JP1537136S (ko) * | 2015-03-25 | 2015-11-02 | ||
| CN107045162A (zh) * | 2016-02-05 | 2017-08-15 | 苏州旭创科技有限公司 | 光学组件及光模块 |
| KR101929465B1 (ko) * | 2016-10-18 | 2019-03-14 | 주식회사 옵텔라 | 광학모듈 |
| US10326494B2 (en) * | 2016-12-06 | 2019-06-18 | At&T Intellectual Property I, L.P. | Apparatus for measurement de-embedding and methods for use therewith |
| KR101918197B1 (ko) | 2017-02-24 | 2018-11-13 | 주식회사 지파랑 | 슬림형 커넥터 플러그, 이를 이용한 액티브 광 케이블 조립체 및 그의 제조방법 |
| KR101924939B1 (ko) | 2017-02-24 | 2018-12-04 | 주식회사 지파랑 | 슬림형 커넥터 플러그, 이를 이용한 액티브 광 케이블 조립체 및 그의 제조방법 |
| US12429658B2 (en) | 2017-02-24 | 2025-09-30 | Lipac Co., Ltd. | Optical element module, slim connector plug, active optical cable assembly using same, and manufacturing method thereof |
| USD862392S1 (en) * | 2017-03-22 | 2019-10-08 | Ideal Industries, Inc. | Modular electrical connector |
| USD829667S1 (en) * | 2017-03-22 | 2018-10-02 | Ideal Industries, Inc. | Modular electrical connector |
| USD829666S1 (en) * | 2017-03-22 | 2018-10-02 | Ideal Industries, Inc. | Modular electrical connector |
| USD829178S1 (en) * | 2017-03-22 | 2018-09-25 | Ideal Industries, Inc. | Modular electrical connector |
| USD862391S1 (en) * | 2017-03-22 | 2019-10-08 | Ideal Industries, Inc. | Modular electrical connector |
| KR101904992B1 (ko) | 2017-06-28 | 2018-10-05 | 전자부품연구원 | 휴대용 멀티 채널 광 라인 계측기 |
| KR20190051374A (ko) * | 2017-11-06 | 2019-05-15 | 주식회사 루멘스 | 광통신 모듈 및 제조 방법 |
| KR102206368B1 (ko) | 2017-12-05 | 2021-01-22 | 주식회사 라이팩 | 커넥터 플러그 및 이를 이용한 액티브 광 케이블 조립체 |
| KR102004358B1 (ko) * | 2018-06-28 | 2019-10-01 | 옵티시스 주식회사 | 광 커넥터 |
| KR101949899B1 (ko) * | 2018-11-05 | 2019-05-21 | 주식회사 지파랑 | 광소자 모듈 및 그의 제조방법 |
| KR101969502B1 (ko) * | 2018-11-21 | 2019-04-16 | 주식회사 지파랑 | 슬림형 커넥터 플러그, 이를 이용한 액티브 광 케이블 조립체 및 그의 제조방법 |
| JP2021052108A (ja) * | 2019-09-25 | 2021-04-01 | ソニーセミコンダクタソリューションズ株式会社 | 半導体レーザ駆動装置、電子機器、および、半導体レーザ駆動装置の製造方法 |
| CN116224508A (zh) * | 2023-01-17 | 2023-06-06 | 武汉光启源科技有限公司 | 一种耦合光学器件 |
| US20250231350A1 (en) * | 2024-01-12 | 2025-07-17 | Taiwan Semiconductor Manufacturing Company Limited | Fiber array unit including front side mirror and method of making the same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11231189A (ja) * | 1998-02-10 | 1999-08-27 | Denki Kagaku Kogyo Kk | 実装体及びその製造方法 |
| JP2007298887A (ja) * | 2006-05-02 | 2007-11-15 | Hitachi Cable Ltd | 光配線部材の製造方法及び光配線部材 |
| JP2009128777A (ja) * | 2007-11-27 | 2009-06-11 | Fujikura Ltd | 光送受信装置 |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06130254A (ja) * | 1992-10-15 | 1994-05-13 | Toshiba Corp | 光部品結合装置 |
| JPH06258556A (ja) * | 1993-03-05 | 1994-09-16 | Canon Inc | 光モジュール |
| JPH08334650A (ja) * | 1995-06-08 | 1996-12-17 | Hitachi Ltd | 光素子と光ファイバの結合構造及び光モジュール |
| JPH09311253A (ja) * | 1996-05-20 | 1997-12-02 | Fujitsu Ltd | 光結合構造とその製造方法 |
| KR100677065B1 (ko) * | 1999-04-29 | 2007-02-01 | 삼성전자주식회사 | 광커넥터 모듈 |
| JP2001141965A (ja) * | 1999-11-15 | 2001-05-25 | Canon Inc | 光結合器、その作製方法、およびこれを用いた光送受信装置、光インターコネクション装置 |
| US6456766B1 (en) * | 2000-02-01 | 2002-09-24 | Cornell Research Foundation Inc. | Optoelectronic packaging |
| JP3966084B2 (ja) * | 2002-06-07 | 2007-08-29 | 日本電気株式会社 | 光素子 |
| JP3917049B2 (ja) * | 2002-09-27 | 2007-05-23 | 日本電信電話株式会社 | 光導波回路およびその作製方法 |
| JP2007256298A (ja) * | 2004-03-19 | 2007-10-04 | Nec Corp | 光モジュールおよびその製造方法 |
| KR100627701B1 (ko) * | 2004-11-17 | 2006-09-26 | 한국전자통신연구원 | 병렬 광접속 모듈 |
| JP2006215288A (ja) * | 2005-02-03 | 2006-08-17 | Seiko Epson Corp | 光学部品、光デバイス、電子機器 |
| JP4142050B2 (ja) * | 2006-02-08 | 2008-08-27 | セイコーエプソン株式会社 | 光モジュール |
| TW200821652A (en) | 2006-07-26 | 2008-05-16 | Tomoegawa Co Ltd | Optical connecting parts and optical connecting structure |
| JP2008090218A (ja) * | 2006-10-05 | 2008-04-17 | Matsushita Electric Ind Co Ltd | 光素子モジュール |
| JP5186785B2 (ja) | 2007-03-23 | 2013-04-24 | 日本電気株式会社 | 光導波路デバイス、光導波路デバイス用光素子実装システム、光素子実装方法、及びそのプログラム |
| JP5256082B2 (ja) * | 2009-03-13 | 2013-08-07 | 株式会社フジクラ | 光結合構造および光送受信モジュール |
| JP2010217323A (ja) * | 2009-03-13 | 2010-09-30 | Fujikura Ltd | 光結合構造および光送受信モジュール |
| CN203673110U (zh) | 2011-02-17 | 2014-06-25 | 古河电气工业株式会社 | 光连接器用插芯 |
-
2013
- 2013-03-27 KR KR1020130033090A patent/KR101443562B1/ko active Active
-
2014
- 2014-03-24 US US14/435,406 patent/US9435970B2/en active Active
- 2014-03-24 WO PCT/KR2014/002465 patent/WO2014157895A1/ko not_active Ceased
- 2014-03-24 JP JP2015536727A patent/JP6122962B2/ja active Active
- 2014-03-24 CN CN201480002876.8A patent/CN104769471B/zh active Active
- 2014-03-24 EP EP14774118.5A patent/EP2980621B1/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11231189A (ja) * | 1998-02-10 | 1999-08-27 | Denki Kagaku Kogyo Kk | 実装体及びその製造方法 |
| JP2007298887A (ja) * | 2006-05-02 | 2007-11-15 | Hitachi Cable Ltd | 光配線部材の製造方法及び光配線部材 |
| JP2009128777A (ja) * | 2007-11-27 | 2009-06-11 | Fujikura Ltd | 光送受信装置 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10393973B2 (en) | 2016-04-19 | 2019-08-27 | Opticis Co., Ltd. | Optical connector |
Also Published As
| Publication number | Publication date |
|---|---|
| US20150293317A1 (en) | 2015-10-15 |
| EP2980621A4 (en) | 2016-11-16 |
| KR101443562B1 (ko) | 2014-11-03 |
| US9435970B2 (en) | 2016-09-06 |
| EP2980621A1 (en) | 2016-02-03 |
| JP2016500840A (ja) | 2016-01-14 |
| EP2980621B1 (en) | 2020-05-13 |
| CN104769471B (zh) | 2016-10-19 |
| JP6122962B2 (ja) | 2017-04-26 |
| CN104769471A (zh) | 2015-07-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2014157895A1 (ko) | 광 커넥터 | |
| RU2638979C1 (ru) | Герметическая сборка для выравнивания оптического волокна, имеющая интегрированный оптический элемент | |
| US11782225B2 (en) | Multi-fiber interface apparatus for photonic integrated circuit | |
| US7612881B2 (en) | Method of alignment of an optical module and an optical module using thereof | |
| KR102065571B1 (ko) | 광학 인터커넥트 | |
| WO2012039542A2 (ko) | 파장 분할 다중화 및 역다중화 장치 | |
| EP3816689B1 (en) | Fiber array unit connectors employing pin-to-pin alignment | |
| WO2011007909A1 (ko) | 광 모듈 및 그 제조방법 | |
| US20090092356A1 (en) | Fabrication method of optical interconnection component and optical interconnection component itself | |
| EP3593184A1 (en) | Receptacle bodies for optical chips and optical connections incorporating the same | |
| WO2017183851A1 (en) | Optical connector | |
| CN1507065B (zh) | 光收发装置 | |
| JPH0843640A (ja) | 光ファイバアレイの基板への固定方法 | |
| US20020136504A1 (en) | Opto-electronic interface module for high-speed communication systems and method of assembling thereof | |
| JPH11305082A (ja) | 光結合モジュール | |
| WO2018186723A1 (ko) | 평면 광도파로 및 광 모듈 | |
| WO2018117316A1 (ko) | 광결합장치 및 그 제조방법 | |
| WO2010036081A2 (ko) | 광모듈 및 그 제조방법 | |
| WO2021015379A1 (ko) | 광트랜시버용 awg 디바이스 모듈 및 제조방법 | |
| US6312167B1 (en) | Light transmission module | |
| JP2012108294A (ja) | 光素子アレイ部品及びその製造方法並びに光モジュールの製造方法 | |
| WO2023191128A1 (ko) | 광커넥터 모듈 및 이를 포함하는 광배선 모듈 | |
| JP2756150B2 (ja) | 光結合方法 | |
| WO2020004871A1 (en) | Optical connector | |
| JP3292915B2 (ja) | 光モジュール |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WWE | Wipo information: entry into national phase |
Ref document number: 14435406 Country of ref document: US |
|
| ENP | Entry into the national phase |
Ref document number: 2015536727 Country of ref document: JP Kind code of ref document: A |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 2014774118 Country of ref document: EP |
|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 14774118 Country of ref document: EP Kind code of ref document: A1 |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |