Chepstow-keying-orthogonality

使用QPSK调制方式的简单的通信系统，包含载波同步位同步等模块(a simple communication system, using QPSK modulation, including bit synchronization and carrier synchronization)

语音信号的采集与处理，数字信号处理课设，能量谱分析计算,小波包分析提取振动信号中的特征频率。( Acquisition and Processing of the speech signal, digital signal processing class-based, Energy spectrum analysis and calculation, Wavelet packet analysis to extract vibration signal characteristic frequency.)

说明：  OFDM仿真，包括仿真图，功率谱，星座图等(OFDM simulation, including simulation diagram, power spectrum, constellation diagram, etc.)

说明：  polar 代码，使用matlab进行仿真，实现了polar代码基本功能，并提供polar基本原理说明(matlab polar simulation)

说明：  本人用石川法求齿轮的啮合刚度，完整版的程序，里面可以运行啮合刚度图(Meshing Stiffness of Gears Calculated by Ishikawa Method)

支持IEC60870-5-104: 2000 IEC104规约软件包 实现104规约主站侧链路层的功能(IEC_Master_104.lib: void Init_SockServerport(WORD port=2404) void Init_Linkpara(int t0=30,int t1=15,int t2=10,int t3=20,int k=12,int w=8) virtual void On_init_Link_process() virtual void On_init_Sock_process() virtual void On_ErrorMsg(char*msgbuf) void slave_start() void slave_close() )

一个用MATLAB编写的，上变频为2.5GHz的OFDM仿真程序，很好用的程序，适合学习OFDM初学者(A MATLAB prepared, the frequency of 2.5 GHz OFDM simulation program, very good procedures, suitable for OFDM beginners to learn)

CDMA系统工程手册，有详尽的参数和标准，分一二三三册(CDMA Systems Engineering Handbook, detailed parameters and standards, in 2330 volumes)

OFDM matlab 水声通信程序，带有水声同步头，OFDM调制解调(OFDM matlab acoustic communication program, the first sync with the sound of water, OFDM modulation and demodulation)

该程序提供V-BLAST MIMO系统检测算法相关程序，可采用不同的调制方式，检测算法包括ZF、MMWE、ML及串行干扰抵消检测算法程序。初学者使用很好的程序。(The program provides V-BLAST MIMO detection algorithm system procedures, can be a different modulation, detection algorithms, including ZF, MMWE, ML, and serial interference cancellation detection algorithm. Use a good program for beginners.)