对3条固定路径的AWGN多径信道中的QPSK系统进行BER性能仿真（不同p和delay 的取值来分别定义莱斯（瑞利）平坦衰落信道、莱斯（瑞利）频率选择性衰落信道).-For three fixed-path multipath AWGN channel of the QPSK system BER performance simulation (different values for p and the delay are defined Rice (Rayleigh) flat fading

基于matlab/simulink的bpsk,qpsk经过白噪声信道和rayleigh多径误码率在不同信噪比下的计算，给出了对应的误码率曲线-Based on matlab/simulink bpsk, qpsk white noise channel and rayleigh multi-path error rate at different signal to noise ratio of the calculation, given the corresponding error rat