liangan

本压缩包提供了本人课程教学期间课堂演示的PCM编码与解码、2FSK、2ASK、2PSK调制、基带升弦系统。每个模块达到参数都作了优化，以求获得良好的演示效果，对于学习通信原理课程、本科课程或毕业设计同学非常有用。(The folder include the code for PCM ,2ASK,2PSK,2FSK, base-band raised cosine System. All this was did in the matlab7.0/simulink 。 the parameters in every module prefer in order to get the excellent result .the folder is very useful for students in learning the communication theory and simulink .especially for lesson tasks .)

一种改进的快速独立分量分析方法，加入了匹配系数加以改进(An improved method of fast independent component analysis, be improved by adding a matching coefficient)

说明：  平行平面腔自再现模Fox-Li数值迭代解法及MATLAB实现(Parallel plane cavity reappearing die Fox- Li numerical iterative method and MATLAB )

演示AR序列的特征值、自协方差函数和谱密度。程序是开放的，可以修改参数(Eigenvalues ​ ​ demo AR sequence autocovariance function and spectral density. The program is open, you can modify the parameters)

地震动非线性时程分析程序，采用matlab程序编程，计算砌体结构在地震作用下结构的反应。(Earthquake nonlinear time history analysis procedures, using matlab programming, computing masonry structure response of the structure under earthquake.)

人体脉搏信号的有关数据及有关qrs群波探测的相关代码(The pulse signal of human body of relevant data and related group QRS wave detection related code)

正确率可以达到98％，利用matlab写成的窄带噪声发生，使用高阶累积量对MPSK信号进行调制识别。( Accuracy can reach 98 , Using matlab written narrowband noise occurs, Using high-order cumulants of MPSK signal modulation recognition.)

激光雷达，干涉条纹解包裹，对从事激光合成孔径光学测量方向的人有用。(Laser radar, interference fringe unwrapping of synthetic aperture laser optical measurement in the direction of being useful to people.)

时域序列x 和 h 的N点循环卷积子程序，用于matlab仿真调用(Time domain sequence x and h N-point circular convolution subroutines for the call of matlab simulation)

MIMO-OFDM系统信道估计算法研究(LS,LMMSE),对受加性高斯白噪声干扰，多径效应影响的信号，仿真研究MIMO-OFDM的性能(A Study on the Channel Estimation Algorithms of MIMO-OFDM System)