Patent ID: 8203646

Claim:
A camera module comprising: a casing, a sunken part being formed on the casing; a camera unit installed inside the casing for capturing images; a signal transmission unit installed inside the casing and coupled to the camera unit for transmitting signals corresponding to the images captured by the camera unit to a graphic controller of a portable electronic device; a shooting button installed on the casing and coupled to the camera unit for actuating the camera unit to capture the images; and a fixing mechanism for fixing the casing inside a slot on the portable electronic device in a detachable manner, the fixing mechanism comprising: a wedging component installed inside a housing of the portable electronic device in a slidable manner for wedging inside the sunken part on the casing so as to fix the casing inside the slot on the portable electronic device; and a button installed on the housing of the portable electronic device in a slidable manner and connected to the wedging component for driving the wedging component.