pm

本函数计算hankel函数一致展开中的变量(This function calculation hankel function unanimously expand the variable)

this a very good pv model done with mathwork sites

经典功率谱估计方法——直接法和间接法,以及改进的经典功率谱估计方法-Welch法(Classic power spectral estimation methods- direct and indirect methods, as well as improvements to the classic power-Welch method of spectral estimation method)

说明：  用matlab编写的最小二乘算法。用matlab编写的最小二乘算法。(Matlab least squares algorithm)

分数延迟FIR滤波器的实现，分别使用了最小二乘法，拉格朗日插值法以及优化加权最小二乘法。(Fractional delay FIR filter implementation, using the least square method, the Lagrange interpolation method and optimization of weighted least squares.)

基带调制以及解调所用代码，适用于各种QAM调制以及解调(Base-band modulation and demodulation used in code, applicable to a variety of QAM modulation and demodulation)

说明：  在OFDM系统中最经典的信道估计方法是LS算法，采用MATLAB对LS算法的性能进行了仿真(OFDM systems in the most classical channel estimation method is LS algorithm, the use of MATLAB on the performance of LS algorithm simulation)

MUSIC算法，平面阵，用于信号测向定位，很好用。(MUSIC algorithm, planar array for measuring signal to locate, easy to use.)

Part 1: Introduction to an overview of electronic authentication

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