用于信号特征提取、信号消噪，ofdm系统仿真 含16qam调制 fft 加窗 加cp等模块，基于多相结构的信道化接收机。- For feature extraction, signal de-noising, ofdm system simulation including 16qam modulation fft windowing modules plus cp, Channelized receiver based on multi-phase structure.