FIR 底通和带通滤波器和IIR 底通和带通滤波器，包括最小二乘法、SVM、神经网络、1_k近邻法,MIMO OFDM matlab仿真,有PMUSIC 校正前和校正后的比较，重要参数的提取，部分实现了追踪测速迭代松弛算法，实现串口的数据采集。- Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter, Including the least squares method, the SVM, neural networks, 1 _k neighbor method, MIMO OFDM matlab simulation, A relatively before correction and after correction PMUSIC, Extract important parameters, Partially achieved tracking speed iterative relaxation algorithm, Achieve serial data acquisition.