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利用MatLab软件，实现一种或几种循环码的编译码过程。再现编码和译码的步骤，绘制有关的性能曲线和波形图，并且能检错和纠错。-use MatLab software, to achieve one or a few recycling code encryption process. Reproduction coding and decoding steps, drawing on the performance curve and waveform map, and can, and err
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本程序是卷积码的viterbi译码，卷积码的编码结构图已经附在程序打包中，本卷积码是循环递归卷积码，最后状态不容易回零，本程序最后有判决程序，记录回零状态！反向译码！本程序可以直接生成节点的树图，便于纠错，检错！-This program is viterbi decoding convolutional codes, convolutional codes have been attached to the coding structure packaged in a loop of the
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this packet is for LDPC coding and error detection and that is very usefull code for matlab
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对输入随机数字信号进行卷积纠错编码后，送入含噪信道，在接收端再进行解码和检纠错，改变信道误码率大小，测试接收信号与发送信号之间的误码率，分析该种纠错编码系统的抗噪声性能。-After random input digital signal convolution error correction coding into the noisy channel, at the receiving end and then decode detection and correction, changin
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前向纠错编码,基于Vc,能够实现1位纠错,检错2位码-Forward error correction coding, based on the Vc, can realize one error correction, error detection two yards
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