CMOS图像传感器时序分析研究

Research on scheduling analysis of CMOS image sensor

介绍了CMOS图像传感器单芯片内部集成时序和控制电路、A/D转换、信号处理以及感光滤镜结构等功能,并与CCD图像传感器进行比较后,以OV7620 CMOS图像传感器为例,讨论了CMOS图像传感器的一般特征、内部结构及其使用特点,着重对OV7620的视频输出格式和工作时序进行了分析。

Timing and control circuit in the integration inside single chip of CMOS image sensor,analog-to-digital conversion circuit, signal processing, photosensitive array architectures are introduced, and the differences between CMOS and CCD are compared. Taking OV7620CMOS image sensor for example, its features,structure and usages are discussed. The OV7620＇ s output format and working styles are analyzed.