Patent ID: 9723185
Date: 2017-08-01
CPC Classifications: G02B,H02K,H04N

Claim:
1. A camera module having a mechanical image stabilization mechanism, comprising: a printed circuit board; an image sensor coupled to the printed circuit board; a base disposed over the printed circuit board and the image sensor, a cover coupled to the base; a mover disposed inside the cover and including a magnet, wherein the magnet includes a first magnet, a second magnet, a third magnet disposed opposite to the first magnet, and a fourth magnet disposed opposite to the second magnet, fixed to the mover; a coil including a first coil, a second coil, a third coil disposed opposite to the first coil, and a fourth coil disposed opposite to the second coil, and wherein the first coil, the second coil, the third coil, and the fourth coil are disposed facing the first magnet, the second magnet, the third magnet, and the fourth magnet, respectively; an elastic member supporting the mover; and a terminal including a first terminal, a second terminal, a third terminal, and a fourth terminal, electrically connecting the printed circuit board to the first coil, the second coil, the third coil, and the fourth coil, respectively; wherein the mover is stationary at an initial position when no current is applied to the coil and a gap is present between a bottom surface of the mover and an upper surface of the base; wherein the first coil is electrically connected to the first terminal, the second coil is electrically connected to the second terminal, the third coil is electrically connected to the third terminal, and the fourth coil is electrically connected to the fourth terminal; wherein the terminal is disposed on the base, configured to electrically connecting the coil and the printed circuit board; and wherein a first signal is applied to the first coil and the third coil, and a second signal is applied to the second coil and the fourth coil.