首先，我们对像素级A／D转换型图像传感器的系统工作原理进行了分析，是由像素阵列、时钟信号产生器和SAM（顺序读写存储器）三部分构成的。
The first , we analyze the system operation theory of CMOS image sensor with pixel level ADC ( A / D Converter ) . It is made up of three sections : pixel array , clock signal generator and SAM ( Sequential Access Memory ) .
像素时钟信号