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CcodeofLDPC
- ＬＤＰＣ的ｃ代码 包括编码 解码 加噪声 校验矩阵 生成矩阵-LDPC code, including the c codecs plus noise generated check matrix matrix
CDBMTLDPCDecoder.m
- LDPC decoder for Chinese DTV standard. This code works for all code rate,only need to change is Paritycheck matrix.I have tried with 1/2 code rate.
LDPCdecoding11
- 标准的LDPC码的编码方法为基于稀疏校验矩阵的-Standard LDPC codes based on sparse coding method for the calibration matrix
cycle_search
- 本程序是用来查找LDPC parity-check matrix中的cycle的. 以次可以方便知道girth 的情况.-This program is used to find all the cycles in the parity-check matrix of the LDPC codes. By using this program we can also know the girth condition of our codes.
htog
- LDPC码从校验矩阵得到生成矩阵的程序，参数可以按照例子修改-LDPC codes to be generated from the parity matrix matrix program, parameters can be modified in accordance with an example
AProofoftheHadamardTransform
- 一篇有关多进制ＬＤＰＣ译码的文章，文中论证了多进制ＬＤＰＣ译码可采用Ｈａｄａｍａｒｄ矩阵来进行译码-M-ary LDPC decoding on an article, this paper demonstrated that M-ary LDPC decoding Hadamard matrix can be used to carry out decoding
Hmatrix
- 产生H矩阵，非常简单的矩阵。是根据Gallerger的方法产生的。是我毕设的一部分-to generate H matrix,it s very easy matirx about regular LDPC,which is one of my bacherlor disseration
AnalgorithmusingtheSchurcomple-
- LDPC(Low-density-parity-check，低密度奇偶校验)码是一类具有稀疏校验矩阵的线性分组码，不仅有逼近Shannon限的良好性能，而且译码复杂度较低，结构灵活，是近年信道编码领域的研究热点-LDPC (Low-density-parity-check, low-density parity check) codes are a class of sparse check matrix of linear block codes, is not only good perfo
ldpc_lintimeenc_parameter1
- how to construct the parity check matrix for LDPC codes
generateGF(1057-813)
- 生成有限域LDPC码的生成矩阵。一共有三种-Generated LDPC codes over finite fields generator matrix. There are three
SpatialCouplingCS
- 空间伴随矩阵LDPC编码在压缩传感中的影响与作用-LDPC codes with space in the compressed sensing matrix influence and role in
makeLdpc
- LDPC maker matrix matlab code
Inter_Rom
- 交织器（用LDPC译码，H矩阵交织器书写方法）希望有用-Interleaver (with LDPC decoding, H matrix interleaver write methods) seek to help
QC_LDPC-code-changes
- 提出了一种码率码长灵活变化的准循环低密度奇偶校验(Quasi - Cyclic Low Density Parity Check, QC - LDPC)码,利用构造出的H 矩阵可以达到较大的圈长( girth)值,并能在 girth值不变的前提下实现码率码长的灵活变化-Puts forward a bit rate code length of flexible change must circulation Low Density parity (Quasi-Cyclic Low De
LDPC_guass
- LDPC码的高斯消元法由校验矩阵到生成矩阵的产生-LDPC codes of Gaussian elimination to generate the check matrix by the matrix generation
gen_ldpc
- This program makes it possible to generate a matrix of parity check LDPC with a constant weight of columns
yxiao_DVBS2_8100_d5
- from Shortten DVB-S2 LDPC 64800 code into 8100 The program can produce the parity check matrix of DVB-S2 LDPC 64800 with short length code of 8100.
LDPC_encode_decode_minsum_sim
- LDPC的编码和最小和译码算法仿真,包含了码的构造.-encode and decode with minsum arthmetic for the ldpc,including the matrix constructing.
girth63rr
- qc-ldpc码编程，围长为6，列重为3，无4环-The algorithm divides rows into three equal groups. The rows are then connnected to form a distance graph which is then transformed in to a matrix. Girth of six is maintained by avoiding four-cycles. No two rows are connected
girth83rr
- QC-LDPC码编程，围长为8，列重为3，无4环-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.