Camera module having a handshake correction function
First Claim
Patent Images
1. A camera module, the camera module comprising:
- a PCB (Printed Circuit Board) mounted with an image sensor;
a housing member disposed at an upper surface of the PCB;
a bobbin disposed at an inner side of the housing member;
a first coil unit disposed on an upper surface of the PCB;
a second coil unit disposed at the bobbin;
a magnet disposed at the housing member, and the magnet facing the first coil unit and the second coil unit;
an elastic member coupled to the housing member and the bobbin; and
a ball guide unit disposed between the housing member and the PCB,wherein the housing member is movable along the upper surface of the PCB by the ball guide unit.
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Accused Products
Abstract
An exemplary embodiment of the present invention includes a PCB (Printed Circuit Board) mounted with an image sensor, a plurality of coil units arranged at an upper surface of the PCB, a housing member arranged at the upper surface of the PCB and provided with a magnet at a position corresponding to that of the coil unit, and a ball guide unit arranged at a surface opposite to the PCB of the housing member.
9 Citations
20 Claims
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1. A camera module, the camera module comprising:
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a PCB (Printed Circuit Board) mounted with an image sensor; a housing member disposed at an upper surface of the PCB; a bobbin disposed at an inner side of the housing member; a first coil unit disposed on an upper surface of the PCB; a second coil unit disposed at the bobbin; a magnet disposed at the housing member, and the magnet facing the first coil unit and the second coil unit; an elastic member coupled to the housing member and the bobbin; and a ball guide unit disposed between the housing member and the PCB, wherein the housing member is movable along the upper surface of the PCB by the ball guide unit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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20. A camera module comprising:
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a circuit board; a housing member at the circuit board; a bobbin at an inside of the housing member; a first coil unit at an upper surface of the circuit board; a second coil unit at the bobbin; a magnet at the housing member, and the magnet facing the first coil unit and the second coil unit; an elastic member coupled to the housing member and the bobbin; and a ball guide device between the housing member and the circuit board, wherein the ball guide device to move the housing member along the upper surface of the circuit board.
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Specification