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关于ofdm系统仿真介绍。对于掌握OFDM很有用，原理在实践中应用。(Simulation of ofdm system introduced. OFDM is useful for the control, the principle applied in practice.)

如何用matlab绘制李雅普诺夫指数的方法，有助于初学者的学习(The method of how to draw the Lee Yap Andrianof index by MATLAB, will help beginners to learn)

将整个空间进行划分，变成无数的小空间，其中小空间的长度可变。(The entire space is divided into numerous small space, wherein the variable length of the small space.)

matlab程序设计灰度处理格式转换源码matlab programming process in gray format conversion source(matlab programming gray handle format conversion source matlab programming process in gray format conversion source)

数字通信系统QAM仿真程序，基于MATLAB。(QAM digital communication system simulation program, based on MATLAB.)

说明：  matlab光学工具箱，利用fdtd等方法模拟的光学程序(matlab optical tools)

说明：  经典《信号与系统》教程的matlab例程,对深入理解信号与系统相关概念有很大帮助，几乎每章都matlab的例程。(Classic )

二维声波交错网格十阶差分程序，模拟声波传播规律，计算波场振幅(Two-dimensional staggered grid ten bands sound difference program to simulate the propagation of sound waves to calculate the wave field amplitude)

对于初学卡尔曼者有借鉴作用，结合程序可以更好的理解集合卡尔曼理论(For the beginner who has a reference Kalman, combined with a better understanding of the program can be set Kalman theory)

ce tp est une implémentation de la technique LSB dans le tatouage numérique des images