BP神经网络用于函数拟合与模式识别，针对EMD方法的不足,包含收发两个客户端的链路级通信程序,有循环检测，周期性检测，进行波形数据分析。- BP neural network function fitting and pattern recognition, For lack of EMD, Contains two clients receive link-level communications program, There are cycle detection, periodic testing, Waveform data analysis.