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公开(公告)号：US20170299843A1
公开(公告)日：2017-10-19
申请号：US15630637
申请日：2017-06-22
Applicant: LG INNOTEK CO., LTD.
Inventor： Seong Min LEE , Sang Ok PARK , Hyune O YOO , Byung Wook SON , Jun Taek LEE
IPC: G02B7/09 , H02K11/215 , G03B3/10 , H02K41/035
CPC classification number: G02B7/09 , G03B3/10 , H02K11/215 , H02K41/0356
Abstract: A lens moving apparatus can include a cover can; a base disposed below the cover can; a bobbin disposed in the cover can; a coil provided at an outer surface of the bobbin; a driving magnet facing the coil and disposed in the cover can; a sensing magnet coupled to the bobbin; and a sensing unit coupled to a circuit board and facing the sensing magnet, in which the bobbin includes a recess formed inward therein, the sensing magnet is disposed in the recess, and the coil is disposed between the sensing magnet and the cover can.
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22.发明申请公开(公告)号：US20250079058A1
公开(公告)日：2025-03-06
申请号：US18952237
申请日：2024-11-19
Applicant: LG INNOTEK CO., LTD.
Inventor： Byung Wook SON , Young Ho KIM , Hyun Joong LEE
Abstract: A lens driving device includes a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; and a first magnet disposed opposite to the coil in the housing. The first magnet includes an inner surface facing the coil, and an outer surface disposed at the opposite side to the inner surface. The first magnet includes a first region provided between the inner surface and the outer surface and having a first thickness, and a second region extending from the first region and having a second thickness which is smaller than the first thickness.
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公开(公告)号：US20230350155A1
公开(公告)日：2023-11-02
申请号：US18346954
申请日：2023-07-05
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：US20230288777A1
公开(公告)日：2023-09-14
申请号：US18007511
申请日：2021-06-01
Applicant: LG INNOTEK CO., LTD.
Inventor： Byung Wook SON , Kyoung Ho YOO
CPC classification number: G03B5/04 , H02K41/0354 , H04N23/55 , H04N23/54 , H04N23/687 , F03G7/0614 , G03B2205/0015 , G03B2205/0069
Abstract: The present embodiment relates to a lens driving device comprising: a fixed portion; a moving portion; a bobbin; a magnet disposed on any one of the bobbin and fixed portion; a coil disposed on the other one of the bobbin and fixed portion; a support member having one end coupled to the bobbin and the other end coupled to the moving portion; and a shape memory alloy member coupled to the fixed portion and moving portion, wherein the shape memory alloy member moves the moving portion in an optical axis direction, and the coil and magnet move the bobbin about the moving portion in a direction perpendicular to the optical axis direction.
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公开(公告)号：US20220165467A1
公开(公告)日：2022-05-26
申请号：US17430212
申请日：2020-03-11
Applicant: LG INNOTEK CO., LTD.
Inventor： Byung Wook SON , Young Ho KIM , Hyun Joong LEE
Abstract: An embodiment of the present invention relates to a lens driving device comprising: a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; and a first magnet disposed opposite to the coil in the housing, wherein: the first magnet comprises an inner surface facing the coil, and an outer surface disposed at the opposite side to the inner surface; and the first magnet comprises a first region provided between the inner surface and the outer surface and having a first thickness, and a second region extending from the first region and having a second thickness which is smaller than the first thickness.
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Patent Agency Ranking
公开(公告)号：US20210382263A1
公开(公告)日：2021-12-09
申请号：US17056987
申请日：2019-05-30
Applicant: LG INNOTEK CO., LTD.
Inventor： Jun Taek LEE , Byung Wook SON
Abstract: One embodiment comprises a housing, a bobbin arranged in the housing, a coil arranged in the bobbin, a magnet arranged in the housing, and an elastic member coupled to the bobbin, wherein the elastic member comprises a body and an extension portion extending from the body, the bobbin comprises a first surface and a second surface for forming a step with the first surface, the body is arranged on the first surface of the bobbin, and the extension portion is coupled to the coil and includes a first area bent toward the second surface of the bobbin from the body.
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公开(公告)号：US20200301097A1
公开(公告)日：2020-09-24
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
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：US20200271891A1
公开(公告)日：2020-08-27
申请号：US15931120
申请日：2020-05-13
Applicant: LG INNOTEK CO., LTD.
Inventor： Jun Taek LEE , Byung Wook SON , Sang Ok PARK , Seong Min LEE
Abstract: A lens moving apparatus including a housing; a bobbin disposed in the housing; a coil disposed on the bobbin; a magnet disposed on the housing to correspond to the coil; an upper elastic member coupled to an upper portion of the bobbin and an upper portion of the housing; and a damper coupled to the first elastic member and the housing. Further, the upper elastic member comprises a connector connecting the bobbin and the housing and a protrusion extending toward the housing, and the damper is coupled to the protrusion and the housing
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公开(公告)号：US20200166770A1
公开(公告)日：2020-05-28
申请号：US16627186
申请日：2018-06-29
Applicant: LG INNOTEK CO., LTD.
Inventor： Sung Guk LEE , Byung Wook SON , Seong Min LEE
Abstract: An embodiment comprises: a housing including a hole; a bobbin disposed in the housing; a first coil disposed in the bobbin; a magnet disposed in the housing; an upper elastic member coupled to an upper portion of the housing; a support member coupled to the upper elastic member through the hole; and a base disposed under the housing, wherein the housing comprises: a first surface to which the upper elastic member is coupled; a second surface which is disposed at a position higher than a bottom surface of the housing and lower than the first surface; and a sloped surface which is adjacent to the second surface and has a predetermined angle with respect to the second surface, and wherein the hole is formed in the area of at least one of the second surface and the sloped surface.
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公开(公告)号：US20160286106A1
公开(公告)日：2016-09-29
申请号：US15175703
申请日：2016-06-07
Applicant: LG INNOTEK CO., LTD.
Inventor： Sang Ok PARK , Seong Min LEE , Jun Taek LEE , Byung Wook SON
CPC classification number: H04N5/2257 , G03B3/10 , G03B2205/0069 , H04N5/2253
Abstract: A camera module includes a PCB (Printed Circuit Board) installed with an image sensor, a base mounted on the PCB, and a bobbin reciprocatingly mounted above the base. A bottom elastic member is fixed to the base to support the bobbin, and a terminal is installed at the base, one end of which is conductively connected to the PCB and the other end of which is conductively connected to the bottom elastic member at a solder part. A solder cut-off part is formed at the base to cut off movement of overflowing solder from the solder part.
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