buttord

说明：  大气激光通信湍流效应分析与仿真 介绍了湍流介质中波传播的解析方法以及常用湍流功率谱模型，基于高斯光束在水平传输条件下的传播特性和闪烁(In this paper, statistical characteristics and formation of atmospheric turbulence is described, analytical methods and the turbulence power spectrum models for optical wave propagation through random medium are also introduced.)

GT400运动控制卡控制程序，用于控制伺服电机(GT400 motion control card control procedures, used to control servo motor)

用MATLAB对DSB的调制解调进行仿真模拟，包括时域，频域，加噪，包络。(MATLAB for DSB modulation and demodulation simulation, including time domain, frequency domain, noise, envelope.)

QPSK using system generator

变步长的LMS滤波器设计，一种新的变步长LMS自适应滤波算法(Design of variable step size LMS filter, a new variable step size LMS adaptive filtering algorithm )

GPS信号中C/A码的傅里叶变换，matlab程序(GPS signal C/A code of the Fourier transform, matlab program)

Describe: A proportional� Cintegral� Cderivative GHHJ

竞争性重加权采样算法，可以运行，在我的文章里面也又用。(It can be used to select characteristic wavelength, and the efficiency can also be improved.)

算法给出了粒子群对pid控制器参数的整定，程序详细，可供初学者参谋。(The algorithm gives the parameter tuning of the PID controller by particle swarm optimization. The program is detailed and can be used as a reference for beginners.)

说明：  802 11a OFDM MATLAB simulation code! (recommended)