包括调制，解调，信噪比计算，考虑雨衰 阴影 和多径影响，数据模型归一化，模态振动，真的是一个好程序，独立成分分析算法降低原始数据噪声。- Includes the modulation, demodulation, signal to noise ratio calculation, Consider shadow rain attenuation and multipath effects Normalized data model, modal vibration, Really is a