julei

finite element method code

【matlab编程代做】史密斯圆图演示 可以做为参考使用学习([Do] matlab programming on behalf of the Smith chart demonstrates the use of learning can be used as a reference)

DIFFERENT MODULATION TECHNIQUE USED FOR WIRELESS COMMUNICATION

contourlet 变换的toolbox,方便大家使用(contourlet transform toolbox, to facilitate people to use)

基于MATLAB的夫琅禾费衍射演示。通过将衍射屏做成二值图并进行FFT变换得到衍射谱。(MATLAB-based Fraunhofer diffraction demonstration. Diffraction screen made by binary image and diffraction pattern for FFT transform. )

快速傅里叶变换和小波包能量提取代码，可以对采集到的信号进行预处理。(Fast Fourier transform and wavelet packet energy code, can be collected signal preprocessing.)

Alamouti code for qpsk made easy

产生一个连续信号，包含低频，中频，高频分量，对其进行采样，进行频谱分析，分别设计三种高通，低通，带通滤波器对信号进行滤波处理，观察滤波后信号的频谱。(generating a continue time singal,which contains low,middle and high frequences,sampling it.analisize its spetrum.Then designing three kind filters are lowpass,highpass,bandpass filters and processing it.Observing its spetrum.)

This it the code to describe rayleigh distribution

this is code of the ica algorithm