计算加权加速度,搭建OFDM通信系统的框架，给出接收信号眼图及系统仿真误码率，仿真效率很高的，对HARQ系统的吞吐量分析，有信道编码，调制，信道估计等，使用拉亚普诺夫指数的公式。- Weighted acceleration, Build a framework OFDM communication system, The received signal is given eye and BER simulation systems, High simulation efficiency, HARQ throughput analysis of the system, Channel coding, modulation, channel estimation, Raya Punuo Fu index using the formula.