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LDPC
- 用于LDPC编码译码的仿真实现。包括随机生成校验矩阵、由校验矩阵产生生成矩阵、编码、加随机噪声、译码等内容。原作者是老外，有部分中文注释。-LDPC coding for decoding Simulation. Check including random matrix generated by the calibration matrix generated generator matrix, coding, plus random noise, such as decoding. The
HGrandom2
- 生成一个规则LDPC码的教研矩阵H，其行数(越大越好)为列数的一半，行重为6，列重为3，任意两行没有围长为4的圈 使用方法：H=HGrandom2(m,n)。m表示行数，n表示列数-rules of a generation of research LDPC matrix H, its (larger the better) half of the series, re-6, series of three, two arbitrary line is not girth of the ri
PEG_LDPC.rar
- 引入PEG（Progressive-edge-growth）算法来构造适合线性时间编码的LDPC校验矩阵，译码时采用简化最小和Min-Sum译码算法实现简化译码．仿真结果表明，该方法能够构造适合LDPC码的线性时间编码的下三角校验矩阵日，并且用此方法构造的LDPC码性能非常接近原来PEG算法构造的LDPC码．同时通过采用最小和Min-Sum算法降低译码复杂度．,The introduction of PEG (Progressive-edge-growth) algorithm to const
Hmatrix.rar
- LDPC编码中构造H矩阵的生成函数，用c实现，有兴趣的可以,LDPC coding structure of the generating function matrix H, with c realization interested can
LDPC_EG
- 文件给出了EG-LDPC码的三种H矩阵，可直接调用，分别为（1023,781）、（255,175）、（15,7）EG-LDPC码-File EG-LDPC codes given three H matrix, can be directly called, respectively, (1023,781), (255,175), (15,7) EG-LDPC code
H_1024x2048
- LDPC 码二进制规则码生成矩阵1024*2048，效果很理想-LDPC code rules binary code matrix to generate 512* 1024, the effect is very satisfactory
H_2048x4096
- LDPC 码二进制规则码生成矩阵2048*4096，效果很理想-LDPC code rules binary code generated matrix 2048* 4096, the effect is very satisfactory
s+Code_ldpc
- LDPC 编码 解码仿真程序 包括编码解码 矩阵生成-LDPC codec codec simulation program including the matrix to generate
LDPC_H_Construction
- LDPC码H矩阵构造的三种尝试，包括比特填充法、PEG法和近似最短环路法（ACE）的实践-This document includes three methods to implement LDPC H matrix construction. Please enjoy them!
Girth-8QCL-PDC
- The program contructs column-weight three girth-eight QC-LPDC codes given row-weight and sub-matrix size. row-weights and sub-matrices sizes are variable
generate_G
- 数字电视标准矩阵及其生成矩阵源代码（LDPC)-Digital TV standard matrix and matrix to generate the source code (LDPC)
generate_H
- dmb-th标准中关于LDPC中稀疏矩阵及校验矩阵的源代码，附有校验矩阵-dmb-th standard in on the LDPC check matrix sparse matrix and the source code, with parity matrix
H_512x1024
- LDPC 码二进制规则码生成矩阵512*1024，效果很理想-LDPC code rules binary code matrix to generate 512* 1024, the effect is very satisfactory
genH
- LDPC非规则二进制校验矩阵生成函数，可生成任意规格的校验矩阵-Irregular LDPC binary check matrix generating function, can generate arbitrary specifications checksum matrix
GallagerLDPC
- Gallager LDPC码构造法，根据H0矩阵写出其它子矩阵。-Gallager LDPC code construction method, in accordance with other write H0 matrix matrix.
check_ldpc_4ring
- 计算ldpc低密度奇偶校验矩阵中4环的个数。-Ldpc calculated low-density parity-check matrix of the number of ring 4.
jiao2
- 此代码为用比特填充法编写的ldpc码的校验矩阵。它的girth为6，最大行重为8，列重为3-This code with bit-filling method for the preparation of the calibration matrix ldpc code. Its girth is 6, maximum line weight of 8, out of 3 re-
LDPCGirth4Test
- 对于Ldpc码，测试其校验矩阵H有无4环的存在，避免因为存在4环影响性能-For Ldpc code, test whether the check matrix H of the existence of loop 4, loop 4 to avoid because of the impact of performance
girth6_shifter
- Flexible construction of girth-six QC-LDPC Codes-The program constructs girth-six QC-LDPC codes given row-weight,k, column-weight,j, and sub-matrix size,m. The obtained parity-check matrix is stored in H. The construction has flexibility in that j,k
LDPC
- 1） 生成具有大小的LDPC奇偶校验矩阵。 2） 使用BF算法对使用1）生成的码字进行解码。 3） 给出解码算法在BPSK调制和AWGN信道下，信噪比为1、1.5、2、2.5、3db时的误码概率。(1)Generate a parity check matrix of LDPC with size . 2)Use the BF algorithm to decode a codeword generated by using 1). 3)Give the bit error probabilit