比较了传统的CCD 图像传感器和近几年发展起来的CMOS 图像传感器的优缺点;讨论了CMOS图像传感器的关键技术;概述了国内外C M O S 图像传感器发展的现状,预测了C M O S 图像传感器的发展方向。 关键词:C C D ;C M O S ;图像传感器 Abstract: In this paper the advantages and disadvantages are compared between traditional CCD image sensors and recently developing CMOS image sensors. The key techniques for CMOS image sensor are discussed. The current situation of the developing CMOS image sensor is summarized at home and abroad. Finally the developing orientations of CMOS image sensors are discussed. K e y w o r d s : CCD;CMOS;Image sensor