搜索资源列表
ldpc_distr
- LDPC码是Low Density Parity-check Codes的缩写,一个长为N的LDPC码由它的校验矩阵H来定义,该矩阵的特点是其中的元素0特别多,1特别少——即所谓的“低密度”。一个参数为(N,i,j)的H表示该矩阵中每列有i个1,每行有j个1,矩阵大小为N×K,N代表码字长度,K代表校验子的个数。 -LDPC code is the ab. of Low Density Parity-check Codes. A Length N LDPC is defined by its
十字链表数据结构
- 数据结构中关于十字链表的实现,十字链表可以很好的对稀疏矩阵进行效率很高的存储和计算。比如在通信纠错编码的ldpc编译码中就要用到这种数据结构-data structure on the realization of Chain Cross, Cross List can be good for sparse matrix highly efficient storage and computing. For example, in communications-correction coding
ldpc_generate
- Ldpc的生成以及校验矩阵的生成代码 基于c的-Ldpc generation and the generation calibration matrix code based on the c
LDPC_check_matrix.tar
- ldpc校验矩阵的代码 基于matlab写的 还请多多指点,新手-ldpc calibration matrix code based on Matlab also invited to write a lot of guidance, and newcomers
LDPC_encoder
- gen_H:利用随机pi矩阵排列而成的LDPC稀疏校验矩阵产生; girthlenth:计算产生的矩阵H的围长-gen_H : pi using random matrix arranged at the LDPC have sparse matrix calibration; girthlenth : calculation of the matrix H Girth
LDPC_gfq
- LDPC编码的GFQ程序源代码,用于信道编码,可以编码LDPC矩阵,并进行交织译码-LDPC coding GFQ source code for channel coding, LDPC coding matrix, Decoding and intertwined
GallagerH
- 基于1962年Gallager提出的规则LDPC码构造方法实现的生成相应LDPC校验矩阵的相应matlab程序。只需要输入相应的码长,列重,行重即可得到具体的矩阵。-1962 Gallager based on the rules LDPC new method of generating the corresponding LDPC calibration matrix corresponding Matlab procedures. Only need to import the corre
Hmatrix
- 基于穷举法实现的LDPC码的校验H矩阵的自动生成程序,并且有一定的去小环的功能。如果最后的结果趋缓结果不理想,可以适当加大变量GENE的初始值,它表明程序穷举的次数,预置为500次。-Method Based on the exhaustive LDPC check matrix H automatic generation procedures, and to a certain small part of the function. If the final results of the s
test_girth
- 用于测试LDPC码校验矩阵围线长度的c++代码,是构造LPDC码教验矩阵的辅助程序-for testing calibration matrix LDPC Wai length of the c code, Construction is the LPDC code inspection procedures auxiliary matrix
LDPCcode
- 利用函数MadHG生成规则LDPC码的校验矩阵H,其行重为6,列重为3,行数为列数一半(行数越大越好),H中任意两列没有围长为4的圈,并得到H对应的生成矩阵G,可以保证mod(G*H ,2)=0。使用方法为:[H,G] = MadHG(m,n,x),x= 1(得到的G左半部分为单位阵) or 2(G右半部分为单位阵),-use function MadHG Generation rules LDPC check matrix H, re-6, series of three, out for a
MadHG
- 利用函数MadHG生成规则LDPC码的校验矩阵H,其行重为6,列重为3,行数为列数一半(行数越大越好),H中任意两列没有围长为4的圈,并得到H对应的生成矩阵G,可以保证mod(G*H ,2)=0。使用方法为:[H,G] = MadHG(m,n,x),x= 1(得到的G左半部分为单位阵) or 2(G右半部分为单位阵),-use function MadHG Generation rules LDPC check matrix H, re-6, series of three, out for a
gallager1_data
- LDPC研究者MacKay提供的校验矩阵H及对应的生成矩阵G,其中H行重为6,列重为3,行数252,列数504.-LDPC researchers MacKay, the calibration matrix H and the corresponding generator matrix G, H which re-6, series of three, the lines 252, 504 Columns.
gallager1_data_1008_1_2
- LDPC研究者MacKay提供的校验矩阵H和对应的G,其中H的行重12,列重6,行数504,列数1008,任意两行不含围长为4的圈-LDPC researchers MacKay, the calibration matrix corresponding to the H and G, in which the re-H 12, series 6, a few 504, cited 1008, the two firms were non-arbitrary girth to the ring
ldpcber
- This LDPC software is intended as an introduction to LDPC codes computer based simulation. The pseudo-random irregular low density parity check matrix is based on Radford M. Neal’s programs collection, which can be found in [1]. While Neal’s collecti
LDPC_BSN
- This LDPC software is intended as an introduction to LDPC codes computer based simulation. The pseudo-random irregular low density parity check matrix is based on Radford M. Neal’s programs collection, which can be found in [1]. While Neal’s collecti
H生成
- 用MATLAB实现LDPC校验矩阵H的构造(The construction of LDPC check matrix H with MATLAB)
LDPC_codes-master
- ldpc编解码算法,c++实现,产生校验矩阵(LDPC Encoding and decoding algorithm, C + + implementation, generation of check matrix)
h5gLDPCEncode
- 5G LDPC低密度奇偶检验编码的matlb实现(result of LDPC encoding in the matrix OUT, based on input data matrix IN and base graph number (1 or 2), according to the rules of 38.212 5.3.2. Each column in IN and OUT represents a code block segement before and after LPDC
ldpc_matlab
- 多元LDPC(48,96)编码,已知校验矩阵,根据初始码字产生校验信息,采用的是RU算法,该程序只是一个验证(Multi LDPC (48, 96) code, known check matrix, generate check information according to the initial code word, using Ru algorithm, this program is only a verification)
_IEEE802.11ad标准中LDPC编译码的研究
- 首先,认识标准。从系统层面和物理层两方面介绍此标准,给出标准的发送端和接收端系统结构框图,重点描述标准中物理层的特征,总结出标准的重要特点和关键技术。 其次,研宄和实现两种编码器。根据标准中码矩阵的特点,设计一种高效的编码器,完成的实现。在此基础上提出一种新的编码结构一旋转码,对旋转编码器结构进行探究,完成它的仿真和实现。(First of all, recognize the standard. This paper introduces the standard from two aspec