sift

该程序仿真了QPSK调制和解调，并给出了详细的说明。(this program simulates the modulation and demodulation of Qpsk，giving details introduction。)

对几种天线的方向图进行仿真，有2D和3D两种显示模式，适合matlab初学者或者天线设计初学者(Several antenna pattern of the simulation, there are two kinds of 2D and 3D display mode, suitable for beginners or the antenna design for beginners matlab)

LaTex,CTex文档编辑器，公式编辑代码，文档中附加漂亮的MATLAB代码，添加目录、附录、页码风格(LaTex, CTex document editor, equation editing code, documentation, add beautiful MATLAB code, add the directory, appendix, page style)

基于图形化编程语言LabVIEW8.6的虚拟频谱分析仪，主要由信号发生器、数字滤波、参数测量、频谱分析和谐波分析构成，可实现对采样信号的显示、分析等功能.(This program designs the virtual spectrum analyzer based on graphical programming language LabVIEW8.6, the spectrum analyzer is mainly by the signal generator, spectrum analysis and digital filtering, parameter measurement, harmonic analysis, which can realize the sampling signal display, analysis, and other functions. Reliable operation, good performance.)

这是介绍matlab使用的资料，简单实用，可以提供快速学习，简单易懂，非常好的东西(This is to introduce the data used matlab, simple and practical, can provide fast learning, easy to understand, very good thing)

汽车发动机万有曲线绘制，等燃油消耗率曲线和等功率曲线的三维拟合图(Automobile engine all curve drawing )

a gain calculator about semiconductor optical amplifier gain and ode method

this file show the simulation of induction speed

说明：  matlab 入门的必备图书 对于初学这是十分好的教材(matlab essential book entry is very good for teaching beginners)

说明：  使用一条折线、一组多点标记和位图字符标号来生成一年内按月的折线图。(Using a polyline, a group of multi-point markers and labels to generate bitmap character within one year of the monthly line chart.)