搜索资源列表
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
cdma
- 实现四路复用程序。通过walsh正交码的复用技术,matlab仿真-achieve multiplexing process. Walsh orthogonal codes through the Reuse, Matlab simulation
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
码序列及相关.rar
- walsh码的生成程序,小m序列的生成程序,以及求序列之间周期和非周期相关函数,code generation process, small m sequence generation process and seek sequence between cycles and cycle-related function
Walsh_Mod
- CDMA中正交walsh码,用来扩频的matlab 仿真程序。-CDMA in the orthogonal walsh code for spreading the matlab simulation program.
Q_DSSS
- 直扩码分多址DS-CDMA是利用高速的WALSH正交码序列作为地址码,与多用户信息数据相乘得到信息数据的直接扩频信号,再经过BPSK调制后发送出去,经过AWGN无线信道的传输后,在接收端与本地产生的地址码进行相关检测,从中将地址码与本地码一致的用户数据选出,把不一致的用户数据删除。-DS-CDMA DS-CDMA is the use of high-speed WALSH orthogonal code sequences as address code, with multi-user in
matlab_ydtx
- 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信道。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 Sequence Spread Spectrum, BPSK modulation, AWGN
YYY_DSSS
- 设计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信道。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。-Designed a four-user spread spectrum communication system, spreading gain for N = 16, using Walsh code Direct Sequence Spread Spectrum, BPSK modul
walsh
- 任意维Walsh码(包含①直积法②系数(二进制)相乘法)的产生,有时域图及相关性图。-Victoria Walsh of arbitrary code (including the direct quadrature method ① ② coefficient (binary) multiplication phase) generation, sometimes the domain map and correlation chart.
PN_Walsh
- CDMA中PN、Walsh码应用及调制解调的仿真实现-CDMA in the PN, Walsh code modulation and demodulation application and the Simulation
hvvCDMA
- 在MATLAB环境下实现了CDMA通信系统仿真,程序流程为:随机序列产生--WALSH码扩频--BPSK调制--加入(和不加入)高斯白噪声--BPSK解调--WALSH码解扩,对过程波形进行了存储,对加噪与不加噪情况下的解码结果进行了对比,并绘制出信噪比与误码率关系图。-In the MATLAB environment to achieve a CDMA communication system simulation, the program flow as follows: random s
DSSS
- (1) 产生数值为±1的用户随机数据;给出Matlab下对应的模块; (2) 产生并给出64×64的Walsh矩阵,作为用户接入的扩频码; (3) 利用上述一个用户的扩频码和用户数据演示扩频过程;给出Simulink工作框图; (4) 利用FFT,计算并画出基带数据和扩频信号的频谱(在一个图中给出); -(1) value of ± 1 generated random data users given under the corresponding Matlab module
matlabdsss
- 基于matlab的扩频通信设计,walsh码扩频,Bpsk调制-Matlab-based spread spectrum communication design, walsh code spread spectrum, Bpsk modulation
walsh
- walsh基(w0-w7)的源码及图像,这是在matlab中实现的代码-walsh base (w0-w7) the source and image, which is implemented in matlab code
spectrum2correlation3properties
- 完整的直扩系统的仿真,包括误码率,相关性、m序列、gold序列产生、Walsh、码等等一系列问题的matlab仿真,7个文件共-Complete DS system simulation, including bit error rate, correlation, m sequence, gold sequence generation, Walsh, code, and so a range of issues of matlab simulation, a total of 7 docum
m序列的特性&walsh码的产生及特性
- 1.使用Matlab对m序列特性进行研究; 2.使用Matlab产生walsh码,并对其特性进行研究。(1. Use Matlab to study the characteristics of the m sequence; 2. Use Matlab to generate walsh code, and study its characteristics.)