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cmmb中ldpc分解的源代码
- cmmb中ldpc分解的源代码,matlab格式,涉及到H矩阵 的LU分解,代码中有注释, 根据此代码可以编写ldpc的硬件实现。
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
ldpc
- ldpc码在AWGN信道下的性能仿真。包括geth.m,getG.m,H2G.m,decode.m,BER.m按传统的编码方案编码,生成H矩阵后转化为G矩阵,编码后送入高斯信道。仿真得到BER性能-ldpc codes in the AWGN channel performance simulation. Including geth.m, getG.m, H2G.m, decode.m, BER.m coded according to the traditional encoding sch
LDPC
- ldpc编码,随机生成H矩阵,LLR-BP算法译码,有我详细的注解,非常详尽-ldpc coding, randomly generated H matrix, LLR-BP decoding algorithm, with my detailed notes, very detailed
LDPC
- LDPC encoder and decoder matlab source code
makeLdpc
- LDPC编码算法, Create R = 1/2 low density parity check matrix M : Number of row N : Number of column method : Method for distributing non-zero element {0} Evencol : For each column, place 1s uniformly at random {1} Evenboth: For each
newmat10.tar
- LDPC matrix generation
makeH
- 通过一个循环方阵A来构造准循环LDPC码的校验矩阵H-make H in QC-ldpc
LDPC_gallager
- 利用gallager的方案进行生成H矩阵,在高斯信道下得到误码率得性能仿真-The program generated using gallager H matrix, in the Gaussian channel bit error rate was obtained Simulation
LDPC
- 这是关于LDPC信道编码模块设计的程序 打开源程序,先运行gengrate_h.m程序,陆续将码长设置为756bit,列重设置为3,行重设置为9。在Workspace中同时将H、A、B、C、D、E、Hget、Fget、g、Tget这是个变量选择另存为encode_in.mat 格式。再运行main_encode.m进行编码,主程序运行后,在当前目录下,自动生成编码结果文件“encode—out.mat”,这将作为下一次扩频调制仿真实验的的输入信号。最后分别查看Workspace中的变量s
how-to-produce-H-G-of--LDPC
- 生成LDPC校验矩阵H和生成矩阵G的C语言程序-failed to translate
LPPC-H--bp
- 用来生成LDPC的H矩阵,并采用BP译码,很不错的程序-Used to generate the LDPC H-matrix, and the use of BP decoding, very good program
ldpc
- LDPC编码描述,译码描述,稀疏H矩阵描述,基于概率运算的译码方式-LDPC coded descr iptions, decoding descr iption, sparse matrix H described decoding methods based on probability calculation
LDPC
- QC-LDPC信道编码matlab仿真程序,包含生成矩阵G,查找环长度4是否存在等功能-QC-LDPC chanel coding, include G,H generate tools,and find loop 4
LDPC
- Parity check bits is computed using sparse LU decomposition, utilizing sparse matrix properties of H. LDPC code decoding is done using iterative belief propagation or sum-product algorithm (SPA). Four versions of SPA decoder are presented.
H-matrixfor--LDPC
- 矩阵转换成近似下三角形式程序,应用于matlab仿真验证LDPC的理论,有问题可以联系1141817239-The matrix is converted into an approximate lower triangular form program, which is applied to Matlab simulation to verify the theory of LDPC
G-H-matrix
- matlab生成LDPC的校验矩阵和生成矩阵-matlab generated LDPC parity check matrix and the generator matrix
generate_h
- LPDC编码,生成校验矩阵H,利用校验矩阵完成LDPC的编码工作(LDPC Encoder,first,we generate a check matrix and we encode the bits into a LDPC)
LDPC码的PEG构造算法
- LDPC-PEG算法构造H矩阵 LDPC码最早在20世纪60年代由Gallager在他的博士论文中提出,但限于当时的技术条件,缺乏可行的译码(PEG Construction Algorithms for LDPC Codes)
LDPC-PEG算法构造H矩阵
- LDPC-PEG算法构造H矩阵源码程序,matlab源码程序 clear all; clc; %输入编码参数,m:校验节点数目,n:变量节点数目(注意码率R不一定为1/2) %构造任意码率的LDPC校验矩阵 m=input('The number of check nodes:'); n=input('The number of variable nodes:'); h=zeros(m,n); %给定变量节点度分布序列 dv=0.38354*x+0.04237*x^2+0.5740