chang_human_voice_Matlab-master

产生正弦信号时域波形及频谱，并通过希尔伯特滤波器。其中希尔伯特滤波器有两种产生方式，一是使用MATLAB自带的FDAtool；二是程序编写。(The time-domain waveform and spectrum of sinusoidal signal are generated and passed through Hilbert filter. There are two ways to generate Hilbert filter, one is to use FDAtool in MATLAB, the other is to write programs.)

说明：  移动通信基础，经典介绍了移动通信最新技术及前沿动态。经典再现(Mobile Communication Foundation)

本程序的性能已经达到较高水平，用于特征降维，特征融合，相关分析等,对于初学者具有参考意义。( The performance of the program has reached a high level, For feature reduction, feature fusion, correlation analysis, For beginners with a reference value.)

OPC Client和OPC Server的工具和一些帮助，(OPC Client and OPC Server tools and some help)

说明：  可用于接收端天线对接收信号的检测，也就是信号检测，只需要输入参数就可以使用(It can be used for receiving antenna to detect the received signal, that is, signal detection, only need input parameters can be used.)

给出了BPSKMSKQAMGMSK的详细代码，可以直接在MATLAB中运行，并且有误码率的仿真。(BPSKMSKQAMGMSK given a detailed code, can be run directly in MATLAB, and BER simulation.)

说明：  浅析OPNET建模机制，适合初学者,里面讲解的很详细(Analysis of OPNET modeling mechanism, suitable for beginners)

mimo-ofdm系统基于梳状导频的信道估计，使用最小二乘法，线性内插。(mimo- ofdm system based on comb-Pilot channel estimation, the use of least squares linear interpolation.)

说明：  this paper is wemose D1 and raspberry pi 3 to smart home system

说明：  可实现绘制星型16QAM星座图，用于调制识别分类(Able to draw star 16QAM constellation diagram)