pwm整流器的建模仿真，是小学期课程设计的题目，采用偏最小二乘法，脉冲响应的相关分析算法并检验，包含收发两个客户端的链路级通信程序,基于chebyshev的水声信号分析，有信道编码，调制，信道估计等，实现了对10个数字音的识别程。- Modeling and simulation pwm rectifier Is the topic of the elementary school stage curriculum design, Partial least squares method, Related impulse response analysis algorithm and inspection, Contains two clients receive link-level communications program, Based chebyshev underwater acoustic signal analysis, Channel coding, modulation, channel estimation, Realization of 10 digital audio recognition progra.