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公开(公告)号：US11740427B2
公开(公告)日：2023-08-29
申请号：US16895712
申请日：2020-06-08
Applicant: LG INNOTEK CO., LTD.
Inventor： Sang Ok Park , Seong Min Lee , Jun Taek Lee , Byung Wook Son , Sang Jun Min , Kyoung Ho Yoo
CPC classification number: G02B7/08 , G02B27/646
Abstract: A lens driving device is provided, including: a cover member; a bobbin installed with at least one lens and having a coil unit arranged on an outer circumferential surface of the bobbin; a magnet arranged at a positon corresponding to that of the coil unit; first and second elastic members, where one end of each of the first and second elastic members may be respectively coupled to an upper surface and a lower surface of the bobbin and supporting movement of the bobbin in an optical axis direction; a detection unit configured to detect movement of the bobbin in a direction parallel to the optical axis direction; a damping member arranged at a connecting portion between the bobbin and the first elastic member; and a support unit provided at at least one of the bobbin and the first elastic member and maintaining an arranged position of the damping member.
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公开(公告)号：US20220269036A1
公开(公告)日：2022-08-25
申请号：US17662892
申请日：2022-05-11
Applicant: LG INNOTEK CO., LTD.
Inventor： Sang Ok Park , Sang Jun Min , Kyoung Ho Yoo , Hyune O. Yoo
Abstract: An embodiment includes: a housing including an upper surface, a lower surface, an inner surface, and an outer surface located at the side opposite to the inner surface; a bobbin accommodated in the housing; a first coil disposed at an outer surface of the bobbin; a first magnet disposed at the outer surface of the housing; a second magnet disposed in the housing so as to be spaced apart from the first magnet; and a first position sensor disposed at the outer surface of the bobbin, wherein a first part of the housing is positioned between the second magnet and the inner surface of the housing.
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公开(公告)号：US10746955B2
公开(公告)日：2020-08-18
申请号：US15750729
申请日：2016-07-25
Applicant: LG INNOTEK CO., LTD.
Inventor： Sang Ok Park , Sang Jun Min , Kyoung Ho Yoo , Hyune O Yoo
IPC: G02B27/64 , G02B7/09 , G02B7/02 , G02B7/08 , G03B3/10 , G03B5/00 , G03B13/36 , H02K41/035 , G02B13/00
Abstract: An embodiment includes: a housing including an upper surface, a lower surface, an inner surface, and an outer surface located at the side opposite to the inner surface; a bobbin accommodated in the housing; a first coil disposed at an outer surface of the bobbin; a first magnet disposed at the outer surface of the housing; a second magnet disposed in the housing so as to be spaced apart from the first magnet; and a first position sensor disposed at the outer surface of the bobbin, wherein a first part of the housing is positioned between the second magnet and the inner surface of the housing.
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公开(公告)号：US10468959B2
公开(公告)日：2019-11-05
申请号：US15548697
申请日：2016-02-01
Applicant: LG INNOTEK CO., LTD.
Inventor： Sang Ok Park , Kyoung Ho Yoo , Sung Guk Lee , Seong Min Lee , Jun Taek Lee , Byung Wook Son
Abstract: A lens moving apparatus, according to one embodiment, comprises: a bobbin having a first coil installed on the outer circumferential surface thereof; a location detection sensor equipped to the bobbin; a housing in which the bobbin is provided; an upper elastic member disposed on the upper side of the housing; and a support member that supports the housing such that the housing can move in a second or third direction that is perpendicular to a first direction, wherein the upper elastic member is divided into a plurality of parts, at least two of which are disposed parallel to each other on the x-y plane in the second or third direction and are disposed such that end portions thereof face each other.
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公开(公告)号：US10054799B2
公开(公告)日：2018-08-21
申请号：US15008507
申请日：2016-01-28
Applicant: LG Innotek Co., Ltd.
Inventor： Sang Ok Park , Sang Jun Min , Kyoung Ho Yoo
CPC classification number: G02B27/646 , G02B7/02 , G02B7/023 , G02B7/09 , H04N5/2254
Abstract: A lens driving device including a first lens driving unit for auto focusing, and a second lens driving unit for handshake correction is proposed, the lens driving device including a base, a holder member mounted with a magnet and positioned at an upper side of the base by being spaced apart from the base at a predetermined distance, a plurality of support members configured to elastically support the holder member relative to the base, an upper stopper protrusively formed at an upper surface of the holder member, and a bottom stopper protrusively formed at a bottom surface of the holder member to form a shock point between the base and the holder member when there is generated a shock.
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Patent Agency Ranking
公开(公告)号：US11947183B2
公开(公告)日：2024-04-02
申请号：US17662892
申请日：2022-05-11
Applicant: LG INNOTEK CO., LTD.
Inventor： Sang Ok Park , Sang Jun Min , Kyoung Ho Yoo , Hyune O Yoo
IPC: G02B27/64 , G02B7/02 , G02B7/08 , G02B7/09 , G03B3/10 , G03B5/00 , G03B13/36 , H02K41/035 , G02B13/00
CPC classification number: G02B7/09 , G02B7/02 , G02B7/08 , G02B27/646 , G03B3/10 , G03B5/00 , G03B13/36 , H02K41/0356 , G02B7/028 , G02B13/001 , G03B2205/00 , G03B2205/0007 , G03B2205/0069
Abstract: An embodiment includes: a housing including an upper surface, a lower surface, an inner surface, and an outer surface located at the side opposite to the inner surface; a bobbin accommodated in the housing; a first coil disposed at an outer surface of the bobbin; a first magnet disposed at the outer surface of the housing; a second magnet disposed in the housing so as to be spaced apart from the first magnet; and a first position sensor disposed at the outer surface of the bobbin, wherein a first part of the housing is positioned between the second magnet and the inner surface of the housing.
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公开(公告)号：US11754802B2
公开(公告)日：2023-09-12
申请号：US17452187
申请日：2021-10-25
Applicant: LG INNOTEK CO., LTD.
Inventor： Jung Cheol Kim , Jin Suk Han , Sang Ok Park , Sang Jun Min , Byung Wook Son , Kyoung Ho Yoo , Tae Jin Jung
CPC classification number: G02B7/08 , G02B27/646 , G03B3/10 , G03B5/00 , H04N23/54 , H04N23/55 , H04N23/57 , H04N23/687 , G03B2205/0007 , G03B2205/0069
Abstract: The present embodiment relates to a lens driving device comprising: a housing; a bobbin disposed inside the housing; a magnet disposed in the housing; a first coil which is disposed in the bobbin, and is opposite to the magnet; a base disposed on the lower side of the housing; a substrate portion comprising a body portion, which is disposed on the upper surface of the base, and a terminal portion extending toward the lower side of the body portion; a terminal portion accommodating portion which is formed on a side surface of the base and accommodates at least a part of the terminal portion; and an adhesive accommodating groove which is formed in the terminal portion accommodating portion and accommodates at least a part of an adhesive contacting the terminal portion and the terminal portion accommodating portion.
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公开(公告)号：US11381803B2
公开(公告)日：2022-07-05
申请号：US17042725
申请日：2019-04-15
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk Lee , Kyoung Ho Yoo
IPC: H04N13/243 , G01R33/07 , G03B17/02 , G03B17/56 , H04N5/225
Abstract: The present embodiment relates to a camera device comprising a first camera device, a second camera device, and a third camera device disposed between the first camera device and the second camera device, wherein: the first camera device includes a first bobbin, a first coil disposed on the first bobbin, a first magnet facing the first coil, and a second coil disposed under the first magnet; the second camera device includes a second bobbin, a third coil disposed on the second bobbin, and a second magnet facing the third coil; the third camera device includes a third bobbin, a fourth coil disposed on the third bobbin, a third magnet facing the fourth coil, a fourth magnet disposed on the third bobbin, and a Hall sensor for sensing the fourth magnet; and the Hall sensor of the third camera device is disposed between the fourth magnet of the third camera device and the second camera device.
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公开(公告)号：US20220011591A1
公开(公告)日：2022-01-13
申请号：US17449065
申请日：2021-09-27
Applicant: LG INNOTEK CO., LTD.
Inventor： Sang Ok Park , Byung Wook Son , Kyoung Ho Yoo , Jun Taek Lee
Abstract: Disclosed is a lens moving apparatus. The lens moving apparatus includes a moving unit having at least one lens installed therein and moving by electromagnetic interaction between magnets and coils, elastic members configured to support the moving unit, and position sensors configured to sense change of electromagnetic force emitted from the magnets according to movement of the moving unit and to output an output signal based on a result of sensing, and a primary resonant frequency of frequency response characteristics according to gain of a ratio of the output signal of the position sensors to an input signal applied to the coils is 30 Hz to 200 Hz.
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公开(公告)号：US10649227B2
公开(公告)日：2020-05-12
申请号：US16122568
申请日：2018-09-05
Applicant: LG INNOTEK CO., LTD.
Inventor： Sang Jun Min , Kyoung Ho Yoo , Hyune O Yoo
Abstract: A lens moving apparatus includes a bobbin including a first coil, a first magnet facing the first coil, a housing supporting the first magnet, upper and lower elastic members coupled to the bobbin and the housing, a base spaced apart from the housing, a second coil unit, which faces the first magnet and includes a second coil, a circuit board on which the second coil unit is mounted, a plurality of support members, which support the housing such that the housing is movable in second and/or third directions and which connect at least one of the upper and lower elastic members to the circuit board, and a second sensor detecting displacement of the housing in the second and/or third directions, wherein the center of the second sensor is disposed so as not to overlap the second coil.
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