彩色全电视信号中的图像信号由亮度信号和色差信号组成。其中，两个色差信号使用正交平衡调制后与亮度信号叠加。 -Color video signal in the image signal from the brightness signal and color difference signal component. Among them, two color difference signals modulated using the quadrature balance and brigh

图像处理中的边沿操作。叠加操作 显示块操作-Image processing of the edge operation stack operation, etc