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US 11,899,271 B2Granted
Unit for actuating lens, camera module, and optical apparatus
AssigneeLG Innotek Co., Ltd.
InventorsJae Hong Cho, Sang Hee Lee, In Jae Yeo, Jin Suk Han
Life of this patent
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Abstract
A lens actuating unit is provided. The lens actuating unit includes: a bobbin configured to accommodate a lens module at an inner side of the bobbin; a first coil unit disposed at the bobbin; a housing disposed at an outer side of the bobbin; and a magnet unit configured to move the first coil unit through electromagnetic interaction with the first coil unit, wherein the housing includes a hole formed by being recessed from an inner side to an outer side to accommodate the magnet unit.
Claims20
A lens actuating device comprising:
- a base;
- a cover member disposed on the base and comprising an upper plate and a lateral plate;
- a housing disposed in the cover member;
- a bobbin disposed in the housing;
- a magnet disposed on the housing;
- a first coil disposed on the bobbin and facing the magnet;
- and
- a circuit board disposed on the base and comprising a second coil disposed at a position corresponding to the magnet,
- wherein the housing comprises four lateral parts and four corner parts disposed between the four lateral parts,
- wherein the magnet comprises four magnets disposed on the four corner parts of the housing, respectively,
- wherein the base comprises a step portion formed on an outer lateral surface of the base,
- wherein the lateral plate of the cover member is overlapped by the step portion of the base in a direction of an optical axis,
- wherein the base comprises a first groove recessedly formed from the step portion of the base,
- wherein the circuit board comprises a terminal portion disposed on the first groove of the base, and
- wherein at least a part of the terminal portion of the circuit board is disposed between the lateral plate of the cover member and the base.
12 more elements
A lens actuating device, comprising:
- a base;
- a cover member disposed on the base and comprising an upper plate and a lateral plate;
- a bobbin disposed in the cover member;
- a housing disposed between the cover member and the bobbin;
- a magnet disposed on the housing;
- a first coil disposed on the bobbin;
- a circuit board disposed on the base and comprising a second coil;
- an upper spring connecting the housing and the bobbin;
- and
- a lateral spring electrically connecting the upper spring and the circuit board,
- wherein the upper spring comprises two upper springs electrically connected to the first coil,
- wherein the base comprises a step portion formed on an outer lateral surface of the base,
- wherein the lateral plate of the cover member is overlapped by the step portion of the base in a direction of an optical axis,
- wherein the base comprises a first groove recessedly formed from the step portion of the base,
- wherein the circuit board comprises a terminal portion disposed on the first groove of the base, and
- wherein at least a part of the terminal portion of the circuit board is disposed between the lateral plate of the cover member and the base.
13 more elements
Dependencies are inferred from the claim text.