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通信系统的仿真,Viterbi译码可用于卷积码等的译码解决方案,可以用于通信领域,本例子给出了基于matlab的程序,可用于实际的仿真!-communications system simulation, Viterbi decoder can be used as a convolutional code decoding solution, communications can be used, the example is given of the procedures based on
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matlab卷积码编译程序,有详细的中文注释,希望对你有所帮助。-Matlab convolutional code compiler, the Chinese have detailed notes, and I hope to help you.
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通信系统的仿真,卷积码是纠错码的一种,可以用于数字电视,手机等通信领域,本例子给出了基于matlab的程序,卷积码BPSK调制。-Simulation of communication systems, convolutional code is an error-correcting code can be used for digital television, mobile phones and other communications, the examples given based
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用matlab软件仿真了从卷积码编码,QPSK调制,AWGN信道,QPSK解调,以及Viterbi译码。-Using Matlab Simulate from the coding of convolutional code,Qpsk modulation ,AWGN channel ,Qpsk demodulation and Viterbi decoding。
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simulating a convolutional encoder
allows the user to input a source code to be encoded and also input the values of the generator polynomials. It outputs the encoded data bits, where 1/n is the code rate
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使用MATLAB实现卷积码的编译码,信源为随机产生数,进行软判决译码-Convolutional code using the MATLAB implementation of the codec, source for the randomly generated number, to soft-decision decoding
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CTC(convolutional turbo code)即卷积Turbo码,基于MATLAB实现CTC编码-CTC (convolutional turbo code) or convolutional Turbo codes achieve the CTC coding based on MATLAB
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scr ipt for computing BER with Binary Convolutional Code
and Viterbi decoding.
Convolutional code of Rate-1/2, Generator polynomial - [7,5] octal
Hard decision and soft decison decoding is used. -scr ipt for computing BER with Binary Conv
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(4,1,6)归零卷积码的维特比译码算法的matlab实现-(4,1,6) convolutional code zero viterbi algorithm matlab implementation
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卷积码的MATLAB仿真及其性能测试,包括卷积码的编码和VITERBI译码程序-Convolutional codes of MATLAB simulation and performance testing, including the convolutional code encoding and decoding procedures VITERBI
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引入(2,1,7)卷积码对信道输出信号的影响,并作出信噪比等图像。-The introduction of (2,1,7) convolutional code on the output signal of the channel and make the image SNR.
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转载:卷积编码+维特比译码的matlab程序-Reprinted: convolutional code+ matlab Viterbi decoding process
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卷积码编码, 维比特译码matlab仿真源程序-Convolution coding, Viterbi decoding matlab source
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一种应用于卷积码的硬判决维特比译码算法的matlab程序-Hard decision Viterbi decoding algorithm for convolutional code matlab program
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(1) 在c或matlab环境下实现卷积码编码模块,并嵌入实验一的通信链路中,要求编码模块有一定通用性可以设定约束长度、卷积码抽头系数;
(2) 设定约束度分别为7、9的1/2卷积码,仿真分析这些码的硬判决译码性能、绘制误码性能曲线,对比不同约束度下卷积码的性能,分析译码复杂性;
(3) 设定约束度为7的1/2卷积码,进行无量化软判决译码,仿真分析比较软硬判决译码性能;
(4) 设定约束度为7的1/2卷积码,量化比特分别为3、4、5、6,仿真分析比较量化对误码性能的影响;
(5)
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对bpsk信道里的卷积码的仿真,用matlab平台进行的仿真实验。对卷积码的误码率进行了观察分析。(BPSK channel convolutional code on the simulation, using MATLAB platform for simulation experiments. The bit error rate of convolutional code is observed and analyzed.)
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Convolution code, binary symmetric channel
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使用matlab的EXIT图程序,生成卷积码的外信息转移曲线,可用作译码性能估计(Using the EXIT program of MATLAB, the external information transfer curve of the convolutional code is generated, which can be used for decoding performance estimation)
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对卷积码的误码率进行了仿真,代码验证具体可行。(Simulation analysis of the error rate of convolutional code)
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