意信号卷积的运算,并且绘制图象，非归零型差分相位调制信号建模与仿真分析 ，实现了图像的灰度化并进一步用于视频监视控。- Convolution operation is intended to signal and image rendering, NRZ type differential phase modulation signal modeling and simulation analysis, Achieve a grayscale image and further control