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通信MATLAB代码
- 压缩文件夹中包含二十几个ＭＡＴＬＡＢ编写的仿真程序，包括ＧＭＳＫ信号的调制仿真，ＰＮ码生成，ＦＩＲ滤波器的设计，ＧＯＬＤ序列的生成等等，另外还有许多经典的滤波器变换的小程序-compressed file folder containing 20 prepared by several MATLAB simulation program, including GMSK modulation signal simulation, PN code generation, FIR filter des
ss_mlsrs
- 用来产生M序列的MATLAB程序，其周期为31位，结合pn.m可生成GOLD序列。-used to produce M sequence MATLAB, cycle 31. combining pn.m GOLD sequences can be generated.
walsh_pn_code
- walsh和pn码的生成程序，用C语言实现，可供MATLAB调用-code generation process, using C language, calling for MATLAB
m_PN.rar
- 伪随机码或称PN码，是扩频通信中不可缺少的一种序列。扩频通信，简单的说来就是通过一组相关性很强的伪随机序列，使原有的信号按照伪随机序列的特性出现。从波形上看，原有信号完全淹没于随机的噪声中，达到隐藏信号和抗干扰的目的。接受方只要有相同的伪随机序列，就可以通过伪随机序列很强的相关性将信号还原出来。而m序列，是扩频系统中最长用的伪随机序列。下面的代码就是基于matlab的生成m序列的代码，通过改变初始多项式的值，就可以生成不同阶数的m序列。,Pseudo-random code or PN code
PN_sequence_generation
- this PN generate in CDMA, this codes use to known about PN generate-this is PN generate in CDMA, this codes use to known about PN generate
Goldcodesequence
- Gold 码的自相关序列的生成器以及自相关序列的特性图方面的仿真-the auto-relation sequence generator of the Gold code
3pn
- 3种pn序列的产生代码，包括：m序列，gold序列，混沌序列。-Three kinds of pn sequences generated code, including: m sequence, gold sequences, chaotic sequences.
PacketBuilder
- pn sequence generator is a very good application in matlab
chaos-ds-ss
- 该程序仿真了混沌序列与传统pn序列的扩频系统误码性能。-Simulation of the process of chaotic sequence with the traditional pn sequence spread spectrum system BER.
spread1_6
- simulink做的BPSK的调制与解调，信号源是随机信号与PN码扩频调制，最后结果与随机信号比较一致-simulink do BPSK modulation and demodulation, the signal source is a random signal with the PN code spread-spectrum modulation, the final result more consistent with the random signal
userthre
- cdma simuklation with differetn users , pn sequences and their characterstics with new codes and also how to simulate it in matlab with different cdma codes for different no of users in the system
PN_synchronization_simlulink
- pn ofdm synchronization matlab
direct-sequence-spread-spectrum
- 带干扰的直接序列扩频通信系统,PN码由m序列产生器产生，经过高斯白噪声信道。在接收端接收到的信号包括“有用信号+高斯白噪声+干扰”，将接收信号进行解扩，判决，得到用户的信号检测结果，绘制不同的扩频增益（增益值为10，30，50）下，误比特率随信噪比Eb/N0的变化曲线。-the direct sequence spread spectrum with interference communication system
RAY
- its a matlab program for generating 5 gold codes from two 31 length pn sequences. the gold code is also of length 31.-its a matlab program for generating 5 gold codes from two 31 length pn sequences. the gold code is also of length 31.
PN_sequence_generation
- 直接序列扩频通信系统建模与仿真 PN码序列产生代码（matlab)-PN code sequence generated code (matlab)
MDDSSS_Matlaaa
- 直接序列扩频Matlab程序源码 直接序列扩频通信能有效地抵抗来自信道中的窄带干扰。在一个直扩通信系统中，扩频是通过伪噪声序列(PN)对发送的信息数据进行调制来实现的。在在接收端，原伪噪声序列与所收信号的的相关运算可将窄带干扰扩展到DS信号的整个频带，使干扰等效为幅度较低频谱较平坦的噪声；同时，将DS信号解扩，恢复原始信息数据。 可直接使用。 -Direct Sequence Spread Spectrum Matlab program source code direct sequence
PN-CODE
- 本程序是一个PN码仿真程序，采用的是matlab/simulink平台进行仿真，源码及数据全都包括在其中。-This program is a PN code simulation program, using matlab/simulink simulation platform, code and data are all included.
pn-sequence-channel-and-coding
- This file have matlab codes for pn sequence generation, modelling of rayleigh channel etc-This file have matlab codes for pn sequence generation, modelling of rayleigh channel etc...
pn ca code
- PN Coarse accusation matlab code
序列检测
- CAZAC序列 PN序列介绍 检测算法 以及源代码(the introduction of CAZAC sequence,PN sequence ; detection algorithm of CAZAC sequence,PN sequence; and source codes for matlab simulation.)