The wide input range for PFC is example of MATHCAD. Unzip and view the file. Thank you.

一个仿真测试4FSK信号的matlab环境GUI程序,可以查看基带IQ波形-A simulation test of 4 FSK signal matlab environment GUI, you can view the baseband IQ waveform

简单介绍一下视频的存储格式与基本操作方法。一个视频由很多帧的图片构成，当逐帧播放这些图片时，类似放电影形成连续动态的视频效果。从数学表达上来看，存储于计算机中的视频，可理解为一个3维数据，其中代表视频帧的长，宽，代表视频帧的帧数(Briefly describes the video storage format and basic methods of operation. A video is made up of pictures from many frames. When frames