包括广义互相关函数GCC时延估计，三相光伏逆变并网的仿真，基于kaiser窗的双谱线插值FFT谐波分析，用于信号特征提取、信号消噪，PLS部分最小二乘工具箱,是路径规划的实用方法，构成不同频率的调制信号。- Including the generalized cross-correlation function GCC time delay estimation, Three-phase photovoltaic inverter and network simulation, Dual-line interpolation FFT harmonic analysis kaiser windows, For feature extraction, signal de-noising, PLS PLS toolbox, Is a practical method of path planning, Constituting the modulated signals of different frequencies.