鲁棒性好，性能优越，有较好的参考价值，信号维数的估计，使用大量的有限元法求解偏微分方程，FIR 底通和带通滤波器和IIR 底通和带通滤波器，对HARQ系统的吞吐量分析，仿真图是速度、距离、幅度三维图像。- Robustness, superior performance, There are good reference value, Signal dimension estimates, Using a large number of finite element method to solve partial differential equations, Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter, HARQ throughput analysis of the system, FIG simulation speed, distance, amplitude three-dimensional image.