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this is some code for modulation and demodulation

一本matlab的简明实例教程可以快速带你学会基本编程(Matlab a concise tutorial examples can quickly take you to learn basic programming)

全数字锁相环,包括ＤＰＤ，ＤＬＦ，ＤＣＯ．(DPLL, including the DPD, DLF, the making.)

可以用来求信号的上下包络线，在端点的处理上还有待优化(Demand signal envelope)

Tests for KeyManagerFactory</code> class constructors and methods.

有关低密度奇偶校验码的一些matlab仿真程序(The number of low-density parity check codes matlab simulation program)

说明：  用matlab实现的贝叶斯分类，对x进行了分类，其中可以自行的输入x看分类是否正确(with the matlab implemented Bayesian classification, a classification of x, which can see their own classification of the input x is correct or not)

matlabGUI简单的小程序，求解结构的自由振动频率。结合专业，顺便熟悉编程(matlabGUI simple little program to solve the free vibration frequency of the structure. Combined with professional, by the way familiar with the programming)

船舶航向PID控制的Simulink仿真，采用NOMOTO模型(ship course control base on PID )

说明：  森林火灾蔓延Matlab仿真编程，对比了增加隔离带和无隔离带火灾蔓延的趋势(MATLAB Simulation Programming of Forest Fire Spread)