Lens driving apparatus, and camera module and optical device comprising same

    公开(公告)号:US12130448B2

    公开(公告)日:2024-10-29

    申请号:US16961051

    申请日:2018-12-26

    CPC分类号: G02B27/64 G02B7/08 H04N23/00

    摘要: An embodiment comprises: a housing including a first corner portion, a second corner portion, a third corner portion, and a fourth corner portion; a bobbin disposed within the housing; a coil disposed on the bobbin; a magnet disposed in the housing while being arranged opposite to the coil; a circuit board disposed on one side of the housing and including a position sensor; and a sensing magnet disposed on the bobbin while being arranged opposite to the position sensor, wherein: the magnet comprises a first magnet disposed in the first corner portion of the housing, and a second magnet disposed in the second corner portion opposite to the first corner portion of the housing; the position sensor is disposed closer to the third corner portion than to the first corner portion; and no magnet is disposed in the third corner portion of the housing.

    Lens driving unit, and camera module and optical device comprising same

    公开(公告)号:US11561363B2

    公开(公告)日:2023-01-24

    申请号:US16635977

    申请日:2018-07-25

    发明人: Sung Guk Lee

    IPC分类号: G02B7/09 G03B13/36 H02K41/035

    摘要: An embodiment comprises: a base including a body having an opening, and a first post portion, a second post portion, a third post portion, and a fourth post portion which protrude from the body; a bobbin disposed on the body; a coil disposed around the bobbin; a first magnet disposed between the first post portion and the second post portion; a second magnet disposed between the third post portion and the fourth post portion; a lower elastic member coupled to the lower portion of the bobbin and the base; and an upper elastic member coupled to the upper portion of the bobbin and the first to fourth post portions, wherein the lower elastic member is disposed inside the first to fourth post portions of the base, and the lower elastic member is coupled to the base between the first post portion and the fourth post portion adjacent to the first post portion.

    Lens moving apparatus
    5.
    发明授权

    公开(公告)号:US11480810B2

    公开(公告)日:2022-10-25

    申请号:US16850628

    申请日:2020-04-16

    IPC分类号: G02B27/64 G02B7/08

    摘要: A lens moving apparatus includes a housing for supporting a first magnet, a bobbin, which includes a first coil provided on an outer surface thereof and which moves in a first direction, a support member, which is disposed over one side surface of the housing, and which supports the bobbin and the housing such that the bobbin and the housing are movable in second and/or third directions, which are perpendicular to the first direction, a second coil, which is disposed over the housing, and which is spaced apart from the support member by a predetermined distance and which generates an electromagnetic force to move the support member in the second and/or third directions, and a printed circuit board disposed over the second coil.

    LENS DRIVING UNIT, AND A CAMERA MODULE AND AN OPTICAL APPLIANCE INCLUDING THE SAME

    公开(公告)号:US20210116670A1

    公开(公告)日:2021-04-22

    申请号:US17138163

    申请日:2020-12-30

    摘要: Embodiments provide a lens driving unit including a base, a housing supported so as to be movable relative to the base, a magnet located on the housing, a pattern coil part including a pattern coil that is located opposite the magnet, the pattern coil part being located on the base, and a sensor part mounted to the pattern coil part for sensing a position or movement of the housing, and the pattern coil part includes a first layer and a second layer stacked on the first layer, the sensor part being mounted underneath the first layer, and the pattern coil being formed on the second layer. Thereby, manufacturing costs may be reduced owing to a reduction in the number of elements, processes, and process management points.

    Lens driving device and camera module

    公开(公告)号:US12050359B2

    公开(公告)日:2024-07-30

    申请号:US17895371

    申请日:2022-08-25

    发明人: Sung Guk Lee

    摘要: A lens drive device having a housing, a bobbin disposed within the housing, a coil disposed in the bobbin, a magnet disposed in the housing and facing the coil, a base disposed below the housing, and an elastic member coupled to the bobbin and the housing is provided. The base includes a groove formed in the upper surface thereof. At least a part of the elastic member is disposed in the groove of the base or above the groove. The groove of the base is disposed with a damping material.

    Lens driving device and camera module

    公开(公告)号:US11448848B2

    公开(公告)日:2022-09-20

    申请号:US16763520

    申请日:2018-12-18

    发明人: Sung Guk Lee

    摘要: A lens drive device including a bobbin disposed within the housing; a coil disposed in the bobbin; a magnet disposed in the housing and facing the coil; a base disposed below the housing; and an elastic member coupled to the bobbin and the housing is provided. The base includes a groove formed in the upper surface thereof. At least a part of the elastic member is disposed in the groove of the base or above the groove. The groove of the base is disposed with a damping material.

    Camera device, dual camera device and triple camera device

    公开(公告)号:US11381803B2

    公开(公告)日:2022-07-05

    申请号:US17042725

    申请日:2019-04-15

    摘要: 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.