A Compact Camera Module (CCM) is a miniaturized, high-performance camera module, often referred to as a portable camera module or mini camera module . It combines components such as lens, sensor, capacitor, flexible printed circuit board (FPC), base and connector, and has the characteristics of small size, light weight . Due to its small size and light weight, the compact camera module is widely used in a variety of devices that require miniaturized camera functions, such as smartwatches, drones, in-vehicle cameras, etc .