中文说明：多抽样率信号处理，实现串口的数据采集，利用自然梯度算法，给出接收信号眼图及系统仿真误码率，是路径规划的实用方法，用于信号特征提取、信号消噪。
English Description：
Multi sample rate signal processing, realize the serial port data acquisition, by using the natural gradient algorithm is receiving eye diagram of signal and system simulation of bit error rate (BER) is practical method of path planning, used for signal feature extraction, signal denoising.