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现代通信系统（matlab版）随书代码。提供信道容量和编码，扩频通信系统载波调制的数字传输等仿真源代码。-modern communication system (Matlab version) with the code book. Provide channel capacity and coding, spread-spectrum communication system carrier modulation digital transmission simulation source
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CDMA通信系统的MATLAB仿真
摘 要：在简要介绍MATLAB语言的基础上，对使用MATLAB语言仿真的CDMA通信系统进行描述。
关键词：仿真；码分多址；扩频
-CDMA communication system MATLAB Abstract : In a brief introduction MATLAB, on the basis of on the use of MATLAB simulation of CDMA communications system de
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DIGITAL WATERMARKING OF AUDIO SIGNALS USING A PSYCHOCOUSTIC AUDITORY MODEL AND SPREAD SPECTRUM THEORY.
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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
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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
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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.
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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
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matlab在通信系统中的常用例题。其中有AMI编码的功率谱，升余弦滚降系统，最佳升余弦滚降系统及误码率，多径传播。-matlab in the communication system used in the example. Among them, the power spectrum AMI coding or cosine roll-off system, the best or cosine roll-off system and the bit error rate, multipa
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for choatic spread spectrum sequence
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直接序列扩频通信系统仿真程序，包括伪随机序列产生、扩频、加噪、接收等。-Direct sequence spread spectrum communication system simulation program, including the pseudo-random sequence generator, spread spectrum, plus noise, the receiver and so on.
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BPSK的扩频和调制的matlab程序，其中扩频码为m序列，包含产生m序列的matlab程序。-BPSK spread spectrum modulation matlab program, the spreading code of m-sequence contains sequence matlab program generates m.
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通过阐述通信系统的基础理论，着重分析信道理论及信道编码方式，采用蒙特卡罗计算机仿真方法，利用MATLAB 提供的可视化工具Simulink 建立了信道编码的仿真模型，详细讲述了各编码方式的设计。在给定仿真条件下，运行了仿真程序，对二进制双极性通信系统中的几种基本信道编码进行了仿真性能测试和讨论,并从实际角度出发，对扩频通信中的信道编码进行了初步仿真，得出了在二进制双极性扩频通信系统中采用级联码，能够实现信道复用和误码性能双赢的结论。-Elaborate communication system
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通过MATLAB编程实现基带的图像，调制之后的图像，扩频之后的图像，解扩解调之后的图像来完成扩频通信系统的实现-MATLAB programming by the baseband image, the image after modulation, spreading the image after the image after despreading demodulation of spread spectrum communication system to achieve comple
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扩频通信基础框架，基于matlab -Spread spectrum communications infrastructure framework based on matlabSpread spectrum communications infrastructure framework based on matlab
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基于直接扩频通信基础框架，在matlab程序下运行。基于直接扩频通信基础框架，在matlab程序下运行-
Basic framework based on direct spread spectrum communication, running under matlab program.
Basic framework based on direct spread spectrum communication, running under matlab program.
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