算法优化非常好，几乎没有循环，给出接收信号眼图及系统仿真误码率，IMC-PID是利用内模控制原理来对PID参数进行计算。- Algorithm optimization is very good, almost no circulation, The received signal is given eye and BER simulation systems, The IMC- PID is using the internal model control principle for PID parameters is calculated.