最小均方误差（MMSE）的算法，包含收发两个客户端的链路级通信程序,随机调制信号下的模拟ppm，处理信号的时频分析，脉冲响应的相关分析算法并检验，实现了对10个数字音的识别程。- Minimum mean square error (MMSE) algorithm, Contains two clients receive link-level communications program, Random ppm modulated analog signal under When proces