Patent ID: 9319573
Filing Date: 2016-04-19
CPC Classification: G02B,G03B,H02K,H04N

Claim Text:
1. A camera module, the camera module comprising: a printed circuit board (PCB); an image sensor mounted on the PCB; a base mounted on the PCB and including a lower plate portion with an opening, a first pillar portion formed on a corner of the lower plate portion, a first hole, and a second hole; an infrared (IR) filter coupled to the base; a lens actuator including a bobbin disposed over the base, and accommodated inside with a lens assembly, a coil arranged at a periphery of the bobbin, and a yoke wrapping the periphery of the bobbin and coupled to the base; a cover including an upper plate formed with a hole and a second pillar portion formed at a corner of the upper plate of the cover to be coupled to the first pillar portion of the base; an upper spring having an elastic support portion and coupled to the cover and the lens actuator to elastically support the bobbin; a lower spring coupled to the base and the lens actuator to elastically support the bobbin, the lower spring including a first spring and a second spring separated from the first spring; and a spacer arranged at an upper surface of the first spring and a lower surface of the yoke, wherein the yoke is pinched by the base and the cover to expose a lateral surface thereof out of the cover between the mutually coupled first pillar portion of the base and the second pillar portion of the cover to provide air-tight coupling, wherein the first spring includes a first extension portion extended towards the PCB and electrically connected to the PCB, wherein the second spring includes a second extension portion extended towards the PCB and electrically connected to the PCB, wherein the lower spring is arranged between the lower plate portion of the base and a lower portion of the yoke, wherein the upper spring is arranged between an upper portion of the yoke and a lower portion of the cover, wherein the first extension portion is inserted into the first hole of the base and the second extension portion is inserted into the second hole of the base, and wherein a portion of the first extension portion and a portion of the second extension portion are disposed within the base.