10062_ftp

文档包括直接序列扩频通信的源码和一些参考文档，值得大学学习参考。(The document includes direct sequence spread spectrum communication source code and reference document, it is worth the university reference.)

本程序实现了Chen超混沌系统，把两个文件放在一个文件夹内就可以实现了。(This program implements Chen hyperchaotic system, the two files in a folder can be achieved.)

BEC_decode ldpc and BEC channel

μ律（美国标准，μ=255）pcm，包括编码、解码过程(μ-law (American Standard, μ = 255) pcm, including encoding, decoding)

matlab 技术期刊，对于学习matlab很实用(Matlab technical journals, it is very useful for learning matlab )

信号处理工具箱函数汇总，其中包括滤波器分析与实现函数、FIR 数字滤波器设计函数等。(Signal Processing Toolbox function summary, including analysis and implementation function filters, FIR digital filter design functions and so on.)

小波包分析提取振动信号中的特征频率，计算多重分形非趋势波动分析matlab程序,模拟数据分析处理的过程。( Wavelet packet analysis to extract vibration signal characteristic frequency, Calculation multifractal detrended fluctuation analysis matlab program, Analog data analysis processing.)

M a t l a b 中读取视频avi文件的小程序(M atlab read avi video files applet)

测度贴近度计算，用matalb编写，数据由外部数据文件调入(measure close to the calculation used matalb preparation, data from external data files transferred)

This program Is an IR bandpass filter which filters the signal that is needed for processing.