FIR 底通和带通滤波器和IIR 底通和带通滤波器，最终的权值矩阵就是滤波器的系数，插值与拟合，解方程，数据分析，利用matlab GUI实现的串口编程例子，对HARQ系统的吞吐量分析，预报误差法参数辨识-松弛的思想。- Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter, The final weight matrix is ??the filter coefficient, Interpolation and fitting, solution of equations, data analysis, Use serial programming examples matlab GUI implementation, HARQ throughput analysis of the system, Prediction Error Method for Parameter Identification- the idea of relaxation.