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直接序列扩频系统Matlab仿真
- 直接序列扩频系统Matlab仿真
chengxu9.rar
- 有关扩频通信系统的MATLAB程序----直接序列扩频系统,PN序列的产生。,On the spread spectrum communication system in MATLAB procedures---- Direct Sequence Spread Spectrum Systems, PN sequence generation.
QPSK.rar
- 使用matlab程序实现了由随机序列到码元电平、m序列直接扩频解扩、qpsk调制解调,射频调制解调一个完整的qpsk系统过程,Matlab program to use by the random sequence to the symbol level, m direct sequence spread spectrum despreading, qpsk modulation and demodulation, RF modulation and demodulation of the QP
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
mydesign.rar
- 基于FPGA的直接序列扩频发射机的设计与仿真。实验中以QuartusII 7.2 为设计和仿真工具, 各模块采用Verilog HDL设计并封装,顶层使用图形设计方式,最后得到的仿真结果使用Matlab描点来绘制出波形。 ,FPGA-based direct sequence spread spectrum transmitter of the design and simulation. Experiment to QuartusII 7.2 for the design and simu
cdma.rar
- 直接序列扩频的缩写(DS-SS ) 二相相移键控(BPSK) matlab源代码,An acronym for Direct Sequence Spread Spectrum (DS-SS) two-phase phase shift keying (BPSK) matlab source code
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.
daimahekuangtu
- ,用MATLAB实现快跳频通信系统的仿真。主要应用了SIMULINK和COMMUNICATION BLOCKETS两个模块。整个设计包括了信源产生部分、发送部分、跳频调制部分、信道部分、接收部分和结果分析部分共六个模块,核心技术是伪随机序列的产生和频率合成器的设计,而关键技术是收发两端的伪随机码元的同步。伪随机码的产生用S-函数编程来开发自己的SIMULINK模块。同步的实现是收发两端采用相同的扩频脉冲触发。而且在设计中每个模块都采用了模块封装技术,从而简化了框图结构-Using MATLAB
DSSS1
- 基于matlab的直序扩频通信系统仿真模型-Matlab-based direct-sequence spread spectrum communication system simulation model
DSSS
- 设计一个有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。-Design of a direct sequence spread spectrum interference system, PN code generated by the m sequence generato
carrier.m
- 讲的是扩频通信系统中载波同步和码同步算法的Matlab程序-About the spread spectrum communication system, synchronization and carrier synchronization algorithms for Matlab program code
chen
- 基于MATLAB的直接序列扩频的研究与仿真代码-MATLAB-based direct sequence spread spectrum code and Simulation Study
ds
- 直序扩频系统的matlab仿真,可以让读者清楚的了解扩频通信的概念以及波形效果-DSSS matlab simulation system that allows readers a clearer understanding of the concept of spread spectrum communication, as well as the effect of waveform
kuopinxinhaojiance
- 利用MATLAB对扩频信号进行检测和参数估计,结果表明本方法具有在低信躁比下检测的优势-The use of MATLAB for spread spectrum signal detection and parameter estimation results show that this method is in the low than under the letter impatient edge detection
shiyan5
- Matlab通信系统的建模仿真 实验五 直接序列扩频系统的建模与仿真-matlab
dsss-mdl
- 实现扩频通信,包括了PN码同步,扩频调制解扩-Realize spread spectrum communication, including the PN code synchronization, spread spectrum modulation solution extender
kuoping
- fpga嵌入式设计 扩频接收机设计 有matlab 和vhdl 对比情况-Design of spread-spectrum receiver embedded FPGA design and VHDL contrast matlab
cdma
- cdma的扩频通信的matlab的仿真,用程序编写的-cdma spread spectrum communication matlab simulation, using procedures for the preparation of the
DSSS扩频通信
- 直接序列扩频通信系统的matlab仿真。(Direct expansion system)
直接序列扩频水印的嵌入与提取
- 实现直接序列扩频水印的嵌入与提取。基于待嵌入消息生成二进制水印序列,生成扩频码,用消息序列调制生成水印序列。依次处理灰度图像的每一个载体图像像素,根据相应位置 水印序列完成嵌入修改。(Realize the embedding and extraction of direct sequence spread spectrum watermark. The binary watermark sequence is generated based on the message to be embed