对通信原理中的2psk，2dpsk方式压缩解码进行仿真-Way of communication principle of 2 PSK, 2 DPSK compression decoding are simulated

通信系统中比较常用的LS及LS+DFT算法的MATLAB仿真平台，用于学习两种方法并比较其性能-Communication systems commonly used LS and LS+ DFT algorithm MATLAB simulation platform for learning both methods and compare their performance