搜索资源列表
dsssC.rar
- 一个简单的C语言实现的直序扩频通信系统的程序,可学习C语言,A simple C language realization DSSS communication system procedures, be able to learn C language
DSSS.rar
- 一个四用户的扩频通信系统,扩频增益为N=16,采用Walsh码进行直接序列扩频,BPSK调制,无线信道为AWGN(加性高斯白噪声信道)信道(AWGN信道:不考虑通信信道信号时,由宽频范围描述的统计随机无线噪声。)。在接收端进行解扩,解调,判决,通过仿真得到其中一个用户的误比特率与信噪比的仿真结果。,A four-user spread spectrum communication system, spreading gain for N = 16, using Walsh code Direct
BPSK
- 经过BPSK调制解调 直接序列扩频 误码率仿真图-After BPSK modulation and demodulation Direct sequence spread spectrum BER simulation map
Digtalbasis
- 理解通信系统特别是无线通信系统对基带信号的处理方法及目的,包括基带系统的差错控制,扩频跳频原理,保密通信等基本原理和实现方法。 -Understanding of communication systems, especially wireless communications system to the base-band signal processing methods and purposes, including base-band system for error control
dsss
- 简单实用的扩频系统MATLAB源程序,包括直接序列,调频和CDMA-Spread-spectrum systems simple and practical MATLAB source, including direct sequence, frequency modulation and CDMA
cdma
- 这是一个完整的无线通信系统中物理层的仿真程序,通过扩频技术(直接序列扩频)让信号通过高斯,瑞利等信道进行信噪比分析,得出结论-This is a complete wireless communication systems in the physical layer of the simulation program, through the spread-spectrum techniques (Direct Sequence Spread Spectrum) to signal throu
jiandancdma
- 简单的单用户ds-cdma系统仿真,包含六个m文件,m序列作为扩频码。-Simple single-user ds-cdma system simulation, including six m file, m sequences as spreading codes.
DsSpreadSpectrumSimulation
- 有关直接序列扩频仿真的小程序,自己编写,可以运行-Simulation of the Direct Sequence Spread Spectrum of small procedures, I have written, you can run
DS_SS1_5
- 基本直接序列扩频系统,考虑了RAKE接收-Basic direct sequence spread spectrum systems, consider a RAKE receiver
zhikuo
- 该程序是在matlab环境下对加性高斯白噪声信道的无线通信中的直接序列扩频系统进行仿真。-The program is in the matlab environment of additive white Gaussian noise channel in the wireless communications system for direct sequence spread spectrum simulation.
kuopin
- 扩频通信中误码率随扩频序列的长度的变化计算-Spread Spectrum Communication
Desktop
- m序列源程序可用于扩频通信等,斑竹可以自己运行绝对正确-m sequence of source code can be used for spread spectrum communications, the owner can be absolutely right to run their own
CDMA-2USER
- 二用户CDMA系统,信道为加性高斯信道,使用BPSK调制,15位M序列扩频,可以正确解扩解调。 输出为2用户的基带信号、扩频信号、PSK调制信号、解调信号的时域和频域特性,给出两个用户分别的误码率。 -Second, the user CDMA system, channel for the additive Gaussian channel, using BPSK modulation, 15 M Sequence Spread Spectrum, you can correct demo
dsss
- 扩频的一个程序包括调制解调,是PSK的调制与解调-DSSS,PSKMOD
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.
walsh_array_spreadspectrum
- 实现用walsh进行直接扩频的代码,老师给的,不个好像很简单的-Walsh directly using spread-spectrum code, the teachers to not like a very simple
spreader
- 扩频通信中用伪随机码对信息数据进行扩频,实现频谱扩展!-Spread spectrum communication using pseudo-random code spreading of information data to realize the expansion of the spectrum!
ppt
- 研究生课程:扩频编码技术的课件。发来让大家共享。-Post-graduate courses: spread-spectrum coding technology courseware. Made to allow all to share.
扩频通信系统的一部分
- 扩频通信系统仿真的一部分,包括信道仿真,LDPC编码,扩频调制仿真等等(Part of the simulation of spread spectrum communication system includes channel simulation, LDPC coding, spread spectrum modulation simulation and so on.)
基于matlab的直接序列扩频通信系统仿真
- 学习扩频通信系统技术理论基础及直接序列DS扩频系统基本原理,并设计出直扩通信系统模型。此基带通信系统具体包括信源模块、、数据调制模块、扩频码产生模块、扩频模块、信道模块、解扩模块、解调模块,并在AWGN信道下对系统进行性能仿真研究。(Wireless communications is vulnerable to jamming attacks due to the shared use of wireless medium. A jammer can simply take advantage