Lens moving apparatus
AssigneeLG Innotek Co., Ltd.
InventorsSANG OK PARK, SANG JUN MIN
Life of this patent
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Abstract
A lens moving apparatus includes a bobbin adapted to move upward and downward in a first direction, a housing in which the bobbin is accommodated and which is movable upward and downward in the first direction, a cover member accommodating the bobbin and the housing, and a base to which a lower portion of the cover member is coupled, wherein the cover member has an opening formed in an upper face thereof, and is provided at an area thereof surrounding the opening with a first stopper for limiting a distance by which the bobbin moves upward.
Claims15
A lens moving apparatus comprising:
- a first magnet;
- a housing on which the first magnet is mounted;
- a bobbin on an outer surface of which a coil is wound;
- a second magnet mounted on the bobbin;
- and
- a position detection sensor disposed to face the second magnet,
- wherein the coil includes a plurality of coils, which are wound around a plurality of areas of an outer surface of the bobbin and are spaced apart from each other in a first direction, and the position detection sensor is disposed at at least a portion thereof between the plurality of coils.
A lens moving apparatus comprising:
- a first magnet;
- a housing on which the first magnet is mounted;
- a bobbin on an outer surface of which a coil is wound;
- a second magnet mounted on the bobbin;
- and
- a displacement detection unit configured to determine a displacement values of the bobbin in a first direction,
- wherein the coil includes a plurality of coils, which are wound around a plurality of areas of an outer surface of the bobbin and are spaced apart from each other in the first direction, and the first magnet is constructed to face the plurality of coils.
A camera module comprising:
- a lens moving apparatus that includes a first magnet, a housing on which the first magnet is mounted, a bobbin on an outer surface of which a coil is wound, a second magnet mounted on the bobbin, and a position detection sensor disposed to face the second magnet;
- wherein the coil includes a plurality of coils, which are wound around a plurality of areas of an outer surface of the bobbin and are spaced apart from each other in a first direction, and the position detection sensor is disposed at at least a portion thereof between the plurality of coils;
- and
- an image sensor mounted on the lens moving apparatus.
Dependencies are inferred from the claim text.