The advantages and disadvantages of CMOS image s ensor and CCD image sensor are compared in this paper,and the structure,status o f development,application and market foreground of CMOS image sensor are analyze d.

• 比较了CMOS图象传感器与CCD图象传感器的优缺点，分析了C MOS图象传感器的结构、研制现状、应用及市场前景。