WO2020189902A1 - Dispositif de blocage d'élément optique - Google Patents

Dispositif de blocage d'élément optique Download PDF

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Publication number
WO2020189902A1
WO2020189902A1 PCT/KR2020/002458 KR2020002458W WO2020189902A1 WO 2020189902 A1 WO2020189902 A1 WO 2020189902A1 KR 2020002458 W KR2020002458 W KR 2020002458W WO 2020189902 A1 WO2020189902 A1 WO 2020189902A1
Authority
WO
WIPO (PCT)
Prior art keywords
optical element
cover
movable element
movable
rotating body
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
Application number
PCT/KR2020/002458
Other languages
English (en)
Korean (ko)
Inventor
진상호
임연준
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Uplus Corp
Original Assignee
LG Uplus Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by LG Uplus Corp filed Critical LG Uplus Corp
Publication of WO2020189902A1 publication Critical patent/WO2020189902A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • G03B11/00—Filters or other obturators specially adapted for photographic purposes
    • G03B11/04—Hoods or caps for eliminating unwanted light from lenses, viewfinders or focusing aids
    • G03B11/06—Lens caps for exposure making
    • 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
    • G03B17/02—Bodies

Definitions

  • embodiments relate to an optical element blocking device.
  • Cameras are being developed that acquire images of the environment around the rotating body by embedding a camera in a spherical rotating body. There is a concern that such a camera may acquire an image of a user's private life irrespective of the user's intention by hacking or the like from the outside. Accordingly, a technology for blocking the lens of the camera is required to protect the user's privacy.
  • Unexamined Patent Publication No. 10-2014-0000842 discloses a pan/tilt ball camera.
  • An object according to an embodiment is to provide an optical element blocking device that protects the privacy of a user by mechanically blocking camera operation from the outside.
  • An optical element blocking device comprises a movable element including an optical element and a cavity for receiving the optical element, a closed portion surrounding the movable element, and an open portion not surrounding the movable element.
  • the movable element is configured to move relative to the cover.
  • the movable element is configured to rotate relative to the cover.
  • the center of rotation of the movable element coincides with the geometric center of the cover.
  • the movable element has an axis of rotation orthogonal to the optical axis of the optical element, the axis of rotation passing through the geometric center of the cover.
  • the movable element and the cover are configured to rotate together so that at least a portion of the optical element remains open to the outside by the opening portion.
  • the open portion of the cover includes an elongated shaped slot, and the optical element is configured to move along the slot.
  • the width of the end portion of the slot is smaller than the width of the middle portion of the slot.
  • the cavity has a spherical shape.
  • the optical element blocking device may protect a user's privacy by mechanically blocking camera operation from the outside.
  • optical element blocking device according to an embodiment are not limited to those mentioned above, and other effects that are not mentioned will be clearly understood by those skilled in the art from the following description.
  • FIG. 1 is a perspective view of an electronic device including an optical element blocking device according to an embodiment.
  • FIG. 2 is a perspective view of the optical element blocking device in a state different from that of FIG. 1;
  • FIG. 3 is a perspective view showing an example of use of the optical element blocking device of FIG. 1.
  • FIG. 4 is a perspective view of a structure in which a cover is removed from the optical element blocking device of FIG. 1.
  • FIG. 5 is a perspective view of the internal structure of the optical element blocking device of FIG. 1;
  • FIG. 6 is a plan view as viewed from above of the internal structure of FIG. 5.
  • first, second, A, B, (a), (b) may be used. These terms are only used to distinguish the component from other components, and the nature, order, or order of the component is not limited by the term.
  • a component is described as being “connected”, “coupled” or “connected” to another component, that component may be directly connected or connected to that other component, but another component between each component It should be understood that may be “connected”, “coupled” or “connected”.
  • an electronic device 1 may include an optical element blocking device 10 and a power supply 20.
  • the optical element blocking device 10 may be configured to block the optical element 112.
  • the power supply 20 may be configured to supply power to the optical element blocking device 10.
  • the optical element blocking device 10 may comprise a movable element 110, a cover 120, a support 130 and a drive 140.
  • the movable element 110 is configured to move relative to the cover 120.
  • the movable element 110 is configured to rotate relative to the cover 120.
  • the movable element 110 may be coupled to the cover 120 so as to be rotatable relative to the cover 120 with the cover 120 fixed to the power source 20.
  • a structure in which the cover 120 rotates while the movable element 110 is fixed is also possible.
  • the movable element 110 and the cover 120 may be configured to rotate together with respect to the power source 20.
  • the rotational direction T1 of the movable element 110 and the rotational direction T2 of the cover 120 are the rotational directions with respect to the axis Z orthogonal to both the optical axis X and the rotation axis Y. I can.
  • at least a part of the optical element 112 of the movable element 110 to be described later may be kept open to the outside by the opening portion 121.
  • the movable element 110 may rotate relative to the cover 120 when rotating about the axis Z.
  • the movable element 110 may be configured to rotate about the axis Z. In this case, at least a part of the optical element 112 of the movable element 110 can be blocked from the outside by the closing portion 122.
  • the movable element 110 can have any shape suitable for rotation relative to the cover 120.
  • the movable element 110 may have a substantially spherical shape.
  • the movable element 110 comprises a rotating body 111 having a rotation axis Y and an optical element 112 installed on the rotating body 111 and having an optical axis X crossing the rotation axis Y.
  • the rotating body 111 may rotate about the rotation axis Y based on the pivot P.
  • the optical element 112 installed on the rotating body 111 may also rotate together with the rotating body 111 along the rotation direction of the rotating body 111.
  • the rotation center of the rotating body 111 passing through the rotation axis Y may coincide with the geometric center of the cover 120.
  • Optical element 112 is configured to acquire an image of the surrounding environment of optical element 112.
  • optical element 112 may comprise a lens.
  • the rotating body 111 may include a first rotating body 1111 and a second rotating body 1112.
  • the first rotating body 1111 and the second rotating body 1112 are configured to accommodate the driving unit 140.
  • the first rotating body 1111 and the second rotating body 1112 may have a substantially hemispherical shape.
  • the optical element 112 may be installed on the first rotating body 1111, and the optical element 112 may not be installed on the second rotating body 1112.
  • the first rotating body 1111 may be disposed in front of the electronic device 1, and the second rotating body 1112 may be disposed in the rear of the electronic device 1.
  • the first rotating body 1111 and the second rotating body 1112 may be configured to be coupled to each other.
  • the movable element 110 can be received in the cavity of the cover 120.
  • the cavity of the cover 120 may have a shape corresponding to the shape of the movable element 110.
  • Cover 120 is configured to receive movable element 110 and surround at least a portion of movable element 110.
  • the cover 120 may have a substantially spherical shape of a hollow shape.
  • Cover 120 may have a cavity for receiving movable element 110.
  • the cover 120 may have an open portion 121 and a closed portion 122.
  • the open portion 121 is a portion that does not surround the movable element 110 and is configured to open a portion of the movable element 110 to the outside.
  • the opening portion 121 may be configured to open at least a portion of the first rotating body 1111 to the outside.
  • the opening portion 121 may be configured to open the optical element 112 installed in the first rotating body 1111 to the outside.
  • the closing portion 122 is a portion surrounding the movable element 110 and is configured to block the rest of the portion except for the movable element 110 opened to the outside by the open portion 121 to the outside.
  • the closed portion 122 may be configured to surround the second rotating body 1112 and the remaining portions excluding the portion of the first rotating body 1111 opened to the outside by the open portion 121.
  • the closing portion 122 may include a first closing portion 1221 and a second closing portion 1222.
  • the first closed portion 1221 is arranged to surround the first side of the first rotating body 1111 and the second rotating body 1112
  • the second closed portion 1222 is the first rotating body 1111 and the second rotating body 1112
  • the second rotating body 1112 may be arranged to surround a second side opposite to the first side.
  • the first closed portion 1221 and the second closed portion 1222 are guide openings 1225 for guiding the rotation of the first rotating body 1111 and the second rotating body 1112 on the first side and the second side, respectively. It can be provided.
  • the closed portion 122 may include a first border 1223 and a second border 1224 defining an open portion 121.
  • the first border 1223 may be formed in the first closed portion 1221, and the second border 1224 may be formed in the second closed portion 1222.
  • the first border 1223 may be connected in a curved line from the top to the bottom of the first closed portion 1221.
  • the second border 1224 may be connected in a curved line from the top to the bottom of the second closed portion 1222.
  • the first border 1223 and the second border 1224 may define the slot 1211 of the open portion 121.
  • the slot 1211 may have a substantially elongated shape.
  • the slot 1211 may run from the top to the bottom of the closure portion 122.
  • the width of the upper end and the width of the lower end of the slot 1211 may be smaller than the width of the middle portion of the slot 1211.
  • the width of the middle portion of the slot 1211 may be substantially the same along the length direction of the slot 1211.
  • the slot 1211 may function as a path through which the optical element 112 passes while the rotating body 111 rotates about the rotation axis Y.
  • the support 130 is configured to support the movable element 110 and the cover 120.
  • the support part 130 may include a base 131, an extension part 132, and a bracket 133.
  • the base 131 may be coupled to the power supply 20.
  • the base 131 may have a circular plate shape.
  • the extension part 132 extends from the base 131 and may support the rotating body 111.
  • the extension part 132 may include a lower support part 1321 and a side support part 1322.
  • the lower support part 1321 may support at least a portion of the lower portion of the rotating body 111 and extend from the lower portion of the rotating body 111 to a side of the rotating body 111 along the outer surface of the rotating body 111.
  • the side support 1322 supports at least a part of the side of the rotating body 111, is connected to the lower support 1321, and may extend toward the center of the side of the rotating body 111.
  • the end of the side support part 1321 that is not connected to the lower support part 1321 may be connected to the center of the side part of the rotating body 111.
  • the rotating body 111 may be connected to the side support 1321 so as to be rotatable with respect to the end of the side support 1321.
  • the bracket 133 is configured to support a circuit portion of the driving unit 140 to be described later.
  • the bracket 133 may include a first bracket 1331 and a second bracket 1332.
  • the first bracket 1331 may be disposed in front of the electronic device 1, and the second bracket 1332 may be disposed in the rear of the electronic device 1.
  • the first bracket 1331 and the second bracket 1332 are surrounded by the lower support portion 1321 and the side support portion 1322 and may be connected to the lower support portion 1321 and the side support portion 1322.
  • the driving unit 140 may drive the optical element 112 so that the optical element 112 rotates about the rotation axis Y.
  • the driving unit 140 may include an actuator 141, a driving shaft 142, a first guide 143 and a second guide 144.
  • the actuator 141 may generate power.
  • the actuator 141 may determine the range of rotation of the optical element 112 with respect to the rotation axis Y.
  • the actuator 141 may include a servo motor. Accordingly, the range of rotation of the movable element 110 including the optical element 112 can be determined.
  • the actuator 141 may determine rotation of the optical element 112 in a first direction and rotation of the optical element 112 in a second direction opposite to the first direction.
  • the drive shaft 142 may transmit power from the actuator 141 to the optical element 112.
  • one end of the drive shaft 142 may be connected to the actuator 141, and the other end of the drive shaft 142 may be connected to the side support 1322. Accordingly, the power generated from the actuator 141 is transmitted to the side support 1322 through the drive shaft 142, and thereafter, the rotating body 111 and the optical element through the lower support 1321 connected to the side support 1322 Can be delivered to 112.
  • the first guide 143 and the second guide 144 may be inserted into the guide opening 1225 to operate within the guide opening 1225.
  • the guide opening 1225, the first guide 143, and the second guide 144 may have a circular shape.
  • the diameter of the first guide 143 and the diameter of the second guide 144 may be smaller than the diameter of the guide opening 1225. In this case, the first guide 143 and the second guide 144 may rotate within the guide opening 1225 into which they are respectively inserted.
  • optical element blocking device 10 The operation of the optical element blocking device 10 will be described with reference to FIGS. 1 and 2 as follows.
  • the movable element 110 is in a first position in which the optical element 112 is opened to the outside by the opening portion 121. Thereafter, when power is generated by the actuator 141, the rotating body 111 and the optical element 112 rotate with respect to the rotation axis Y, and the optical element 112 may move along the slot 1211.
  • the optical element 112 may move toward the lower end of the slot 1211, but is not necessarily limited thereto, and may move toward the upper end of the slot 1211.
  • the movable element 110 When the actuator 141 rotates the rotating body 111 and the optical element 112 about the rotation axis Y by more than a set angle, as shown in FIG. 2, the movable element 110 is the optical element 112 The position is changed to a second position that is blocked from the outside by the closing part 122 out of the path in which the slot 1211 is formed. In the same way, when the actuator 141 rotates the rotating body 111 and the optical element 112 about the rotation axis Y in a direction opposite to the previously described direction, the movable element 110 is moved from the second position to the first A change in position to position, so that at least a portion of the optical element 112 can be opened to the outside by the opening portion 121.
  • the opening and blocking of the optical element 112 to the outside may be determined.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Studio Devices (AREA)
  • Blocking Light For Cameras (AREA)

Abstract

Un dispositif de blocage d'élément optique selon un mode de réalisation de la présente invention comprend : un élément mobile comprenant un élément optique et une cavité accueillant l'élément optique ; une partie fermée entourant l'élément mobile ; et un couvercle ayant une partie ouverte qui n'entoure pas l'élément mobile, l'élément mobile pouvant être déplacé entre une première position dans laquelle l'élément optique est bloqué de l'extérieur par la partie fermée et une seconde position dans laquelle au moins une partie de l'élément optique est ouverte de l'extérieur par la partie ouverte.
PCT/KR2020/002458 2019-03-18 2020-02-20 Dispositif de blocage d'élément optique Ceased WO2020189902A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR20-2019-0001095 2019-03-18
KR2020190001095U KR200493242Y1 (ko) 2019-03-18 2019-03-18 광학 요소 차단 장치

Publications (1)

Publication Number Publication Date
WO2020189902A1 true WO2020189902A1 (fr) 2020-09-24

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Application Number Title Priority Date Filing Date
PCT/KR2020/002458 Ceased WO2020189902A1 (fr) 2019-03-18 2020-02-20 Dispositif de blocage d'élément optique

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KR (1) KR200493242Y1 (fr)
WO (1) WO2020189902A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4443818A4 (fr) * 2022-07-26 2025-07-23 Boe Technology Group Co Ltd Appareil terminal, procédé de commande d'état pour appareil terminal, et système de commande pour appareil terminal

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS634666B2 (fr) * 1981-08-18 1988-01-29 Koku Uchu Gijutsu Kenkyu Shocho
JP2007142924A (ja) * 2005-11-21 2007-06-07 Matsushita Electric Ind Co Ltd ネットワークカメラ、カメラ装置およびカメラ保護方法
JP2010151950A (ja) * 2008-12-24 2010-07-08 Canon Inc 撮像装置及びレンズ装置
JP2013222187A (ja) * 2012-04-19 2013-10-28 Panasonic Corp カメラ装置
JP2018028671A (ja) * 2013-03-01 2018-02-22 パナソニックＩｐマネジメント株式会社 カメラ装置及びカメラ装置の制御方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200390350Y1 (ko) * 2005-04-27 2005-07-20 황도연 회동되는 돔형 카메라
KR102040948B1 (ko) * 2013-01-31 2019-11-27 한화디펜스 주식회사 감시 로봇의 촬영 장치 및 그의 제어 방법
JP6304666B2 (ja) * 2015-10-15 2018-04-04 パナソニックＩｐマネジメント株式会社 監視カメラ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS634666B2 (fr) * 1981-08-18 1988-01-29 Koku Uchu Gijutsu Kenkyu Shocho
JP2007142924A (ja) * 2005-11-21 2007-06-07 Matsushita Electric Ind Co Ltd ネットワークカメラ、カメラ装置およびカメラ保護方法
JP2010151950A (ja) * 2008-12-24 2010-07-08 Canon Inc 撮像装置及びレンズ装置
JP2013222187A (ja) * 2012-04-19 2013-10-28 Panasonic Corp カメラ装置
JP2018028671A (ja) * 2013-03-01 2018-02-22 パナソニックＩｐマネジメント株式会社 カメラ装置及びカメラ装置の制御方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4443818A4 (fr) * 2022-07-26 2025-07-23 Boe Technology Group Co Ltd Appareil terminal, procédé de commande d'état pour appareil terminal, et système de commande pour appareil terminal

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KR200493242Y1 (ko) 2021-02-24
KR20200002104U (ko) 2020-09-28

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