ECG

激光自混合干涉测位移仿真生成的自混合干涉信号，包括了强反馈，适度反馈和弱反馈情况(Laser self-mixing measured displacement simulation of the generation of self-mixing signal, including the strong feedback, moderate feedback and weak feedback )

用matlab实现的四类基本滤波器的设计代码，可运行(Matlab implementation of the four basic types of filter design code can be run)

The modeling of the three phase induction machine is explained in this matlab simulink model.

巴特沃斯滤波器幅频特性图和相频特性图；全通滤波器幅频特性图和相拼特性图(Butterworth filter amplitude-frequency characteristic and phase frequency characteristic figure All-pass filter amplitude-frequency characteristic and phase characteristic figure)

压缩包中包括1插值与拟合 2规划问题3 绘图 4解方程 5数据分析(Compression package includes one interpolation and fitting 2 planning drawing 4 solution of equation 3 Data Analysis 5)

说明：  《通信原理-系统调制与噪声》书中相应各章节对应程序，Rodgers E.Ziemer William H.Tranter著，袁东风等译(&quot Communication Theory- system modulation and noise,&quot the book chapters correspond to the corresponding procedures, Rodgers E. Ziemer William H. Tranter a, Dong-Feng Yuan, M.)

这是fskd频率调制的matlab代码程序，可以验证调制的效果。(fskd)

Hi This is very simple zoom and shrink image program for 256 x 256 size image

说明：  通过调节入射光的波矢和偏振的配置，求得需要的晶格参数(By adjusting the incident light s wave vector and the polarization configuration of the lattice parameters obtained need)

瑞利衰落信道下无分集，2分集，4分集，8分集的qpsk调制并与awgn信道对比(qpsk modulation)