- 专利标题： Lens driving apparatus, and camera module and optical device including same
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申请号： US17836511申请日： 2022-06-09
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公开(公告)号： US11899275B2公开(公告)日： 2024-02-13
- 发明人: Jun Taek Lee , Kap Jin Lee
- 申请人： LG INNOTEK CO., LTD.
- 申请人地址： KR Seoul
- 专利权人： LG INNOTEK CO., LTD.
- 当前专利权人： LG INNOTEK CO., LTD.
- 当前专利权人地址： KR Seoul
- 代理机构： Birch, Stewart, Kolasch & Birch, LLP
- 优先权： KR 20160044723 2016.04.12
- 主分类号： G02B7/10
- IPC分类号： G02B7/10 ; G03B3/10 ; G02B7/08 ; G02B13/00 ; H04N23/54 ; H04N23/55 ; G02B27/64 ; H05K1/02
摘要：
A lens driving device having a housing, a bobbin disposed in the housing, a first coil disposed on an outer surface of the bobbin, a first magnet disposed on the housing, a second magnet disposed on the bobbin, and a first position sensor disposed opposite to the second magnet in order to sense the second magnet. The bobbin has a first seating groove. The second magnet is disposed in the first seating groove. A lower portion of the second magnet overlaps with the first coil in a direction perpendicular to an optical axis. The lower portion of the second magnet is disposed between the first coil and the housing.
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