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Some informations about SonyEricsson GM47 GSM module and suitable antennas.

伪wigner分布，强大好用。修改输入和输出就能很快地使用。(Pseudo wigner distribution, a powerful easy to use. Modify the input and output can be quickly used.)

一维等离子体FDTD的Matlab源代码(One-dimensional plasma FDTD source code in Matlab)

This code calculates the 1 D FDFD for a TEM Electromagnetic Wave for a half space medium

说明：  图像压缩去噪增强锐化程序，供大家参考。 包括：数字图像矩阵数据的显示及其傅立叶变换 二维离散余弦变换的图像压缩 采用灰度变换的方法增强图像的对比度 采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波 图像的自适应魏纳滤波 运用5种不同的梯度增强法进行图像锐化 图像的高通滤波和掩模处理 利用巴特沃斯（Butterworth）低通滤波器对受噪声干扰的图像进行平滑处理 利用巴特沃斯（Butterworth）高通滤波器对图像进行锐化处理-(Sharpen Image Compression Denoising enhanced procedures for your reference. Include: digital image data display matrix and its Fourier transform two-dimensional discrete cosine transform image compression method using gray-scale transformation of the contrast-enhanced images using two-dimensional median filter function by medfilt2 of salt and pepper noise image filtering using MATLAB The function affected by noise interference filter2 images mean filter Adaptive Image Filtering Wehner use five kinds of different gradient method to enhance image sharpening images of high-pass filtering and mask treatment using Butterworth (Butterworth) low pass filter noise by smoothing the images deal with the use of Butterworth (Butterworth) high-pass filter for sharpening images treatment)

Fisher、H-K、Perceptron算法实现线性判别函数(Fisher, HK, Perceptron algorithm linear discriminant function)

这是一个基于simulink的无刷直流电机的仿真模型，可以得出很好的仿真效果(This is a brushless DC motor based on simulink simulation model, simulation results can be obtained very good)

example source code for matlab

此文档主要讲述了MATLAB R2011a的simulink的仿真功能完备详细介绍，还有程序仿真图，有助于MATLAB用于仿真的学习(This document focuses on the function of the MATLAB R2011a simulink simulation complete details, there is a program simulation diagram helps MATLAB for simulation learning)

仿真高斯光束，同时分析光纤耦合特点并仿真(The Gaussian beam is simulated and the coupling characteristics of the fiber are analyzed and simulated)