EC

To calculation the BER of Qpsk overAWGN ang Rayleigh Fading channel

说明：  一个简单的SPM传播模型仿真，可以手动进行校正(SPM model)

基于粒子群算法的函数求最大值的matlab程序，自己照书编写的(PSO algorithm based on the function of matlab procedures for the maximum, according to the book written their own)

本文是利用MATLAB编程实现全相位数字滤波(This article is the use of MATLAB programming all phase digital filter implementation)

里面有多种数据拟合函数，可用于matlab数据拟合，简单易学。(It is for Matlab Data Fitting.)

包括大地坐标与三维直角坐标系的互相转换两个程序(Including the transform of the geodetic coordinates and three-dimensional Cartesian coordinates )

傅里叶变换在matlab中的实现过程，简洁代码。。(Fourier transform of the realization in matlab)

Kalman filter example demo in Matlab(Kalman filter example in Matlab demo)

emd进行振动信号处理时，阀值的确定，样本熵的提取，此程序可以实现复杂工频背景下，电压振动信号去噪(The emd vibration signal processing, the determination of the threshold, the extraction of sample entropy, the program can be implemented under the complex background of power frequency, voltage vibration signal denoising)

语音信号处理中，高通滤波器的设计，实现效果比较好的(Speech signal processing, high-pass filter design, to achieve better results)