This scr ipt simulates the classical turbo encoding-decoding system. It simulates parallel concatenated convolutional codes. Two component rate 1/2 RSC (Recursive Systematic Convolutional) component encoders are assumed. First encoder is t

Construct the short length of QC LDPC codes without girth 4 and girth 6-The Program to construct the short length of QC LDPC codes without girth 4 and girth 6 Copyright (C) Yang XIAO, Jun FAN, BJTU, July 26, 2007, E-Mail: yxiao@bjtu.edu.cn.

这是一套完整的支持wimax 16e协议CTC的编译码程序， 主程序在demo.c 译码器：tcdecoder.c 编码器：tcencoder.c-/* This program simulates the classical turbo encoding-decoding system on PC.*/ /* It uses parallel concatenated convolutional codes described in Figure 2.9 in Chapter