喷泉码是一种在删除信道下性能优越的稀疏矩阵码。
Fountain code is record-breaking sparse-graph code for channels with erasures.
鉴于酉空时码的独特结构，在差错概率公式中可以很容易地分析衰落相关系数矩阵带来的影响。
According to the special structure of unitary code, it is very simple to analyze the effect of fading correlation from the equation of PWEP.
此外，提出了新的线性疏散码传输矩阵计算机搜索准则。
Furthermore, a new computer search criterion for a linear transformation matrix is also proposed.
实际上利用每一个mds码的生成矩阵或校验矩阵都可以得到一种分享秘密的方法。
In fact, we have shown that by the generation matrices or parity check matrices of any MDS codes, one can get a new method of secret sharing.
循环码的矩阵描述。
针对传统的基于特征码的病毒过滤算法在实际运行中存在的效率问题，提出了一种基于矩阵型布鲁姆过滤器(MBF)的病毒过滤算法。
Concerning the inefficient problem of traditional signature-based virus filtering algorithm in practice, a novel virus filtering algorithm based on Matrix Bloom filter (MBF) was proposed.
并针对该系统所用的RS（255，247）码推导出了一些基本公式，包括生成多项式，伴随式矩阵，关键方程等。
At the same time, some basic formulas of RS(255,247)code are also concluded, such as generated polynomial, syndromes matrix, key equation and so on.
对准循环Q矩阵和完全循环差集进行了研究，在此基础上提出了一种LDPC码码族的代数构造方法。
This paper presents an algebra method for constructing LDPC code based on Vandermonde matrix, which includes quasi-cyclic Q matrix and the perfect cyclic difference sets.
而LDPC码性能的优劣，与其二分图中是否存在短长度的圈有关，也即与其奇偶校验矩阵的构造有关。
However, the performance of LDPC code depends on the girth of its bipartite graph, that is it depends on its sparse parity-check matrices H, especially the complexity of encoding with H.
本文给出了有限域上多项式的友矩阵的某些性质，及其在计算线性移位寄存器序列的周期和循环码的最小长度的应用。
This paper gives some properties of companion matrix of polynomial over finite field with its application for evaluating period of linear shift register sequence and minimal length of cyclic code.
给出了上行链路单用户多码道的完整矩阵数学模型和仿真实现过程。
Complete matrix model description for the case of single user with uplink multiple coding channels as well as the procedure of implementing the simulation are also given.
最后，在空时区块码不同的正交矩阵之下，展现出我们的模拟结果。
Finally, we present our simulation results under different encoding scheme of the space time block code.
该方法利用一个短的LDPC码的校验矩阵作为其母矩阵，在此基础上采用循环置换矩阵构造一个长的LDPC码。
The method used a parity-check matrix of a short LDPC code as its mother matrix upon which a long code was constructed with circulant permutation matrices.
由于信息码元与校验码元之间关系的重要性，对每一种码的生成矩阵和校验矩阵均进行了讨论。
For the importance of the relationship between information and parity, the generator matrix and the parity-check matrix of every code have been discussed.
通过分析柯西RS码的编码方式，柯西RS码在编码过程中柯西矩阵对编码效率有着极大的影响。
Through studying the encoding method of Cauchy RS code, it is found that Cauchy matrix plays an important role in encoding process.
矩阵或H矩阵可以进行线性分组码的编码和译码。
G matrix or H matrix can be linear block code encoding and decoding.
LDPC码是一种可以接近香农限的线性分组码，可通过稀疏奇偶校验矩阵来构造，也可以用因子图来构成。
Low Density parity check (LDPC) codes are a kind of linear block codes approaching Shannon limit. They can be constructed either with spare parity-check matrix or with factor graphs.
矩阵LDPC码不同于现有其它结构LDPC码的独特之处在于，对码长和码率参数的设计具有高度灵活性，使其能与现有标准兼容。
The Q-matrix LDPC code has high flexibility concerning design of code length and rate, which makes it compatible with the existed standard.
校验码算法，采取矩阵移位算法，网络通讯中经常使用。
CRC Check Code algorithm, take the matrix transposition algorithm, frequently used in network communications.
证明了BCH码的校验矩阵是用循环变换的特征向量作基底时的一种表示形式，从而把循环码的研究纳入到线性系统理论研究的框架之中。
It is proved that the parity check matrix for BCH code is a representation form in the eigenvector basis. Thus the study on cyclic codes may be brought into the framework of linear system theory.
根据正交校验矩阵的特点，提出了一种一般线性分组码的正交校验矩阵的穷举搜索算法。
According to the characteristics of orthogonal parity-check matrixes, an exhaustive algorithm was proposed to search for the orthogonal parity-check matrixes of general block codes.
在用循环置换矩阵构造准循环LDPC码时会出现一类无法消除的环，称为平衡环。
QC-LDPC codes constructed by circulant permutation matrices will lead to inevitable cycles, named balanced-cycles.
这些特殊结构的LDPC码不仅可以压缩编译码所需的矩阵储存空间，而且还能有效的降低编码复杂度，这对工程上实现LDPC码的应用具有重要的意义；
These quasi-cyclic LDPC can not only reduce the storage of LDPC generator matrix, but also decrease the encoding complexity efficiently, which is of great significance for the applications.
分析了准循环ldpc码的平衡环的结构，并给出了搜索任意长度的最简平衡环的关联矩阵的方法。
This paper analyzes the structure of balanced-cycles in QC-LDPC codes. And proposes an algorithm to search for the incidence matrices of the simple balanced-cycles of arbitrary length.
本文研究了一种基于循环移位矩阵结构的LDPC码，提出了一种高效的基于特征矩阵的LDPC码构造算法。
An LDPC code structure using cyclic shift matrices and an efficient LDPC code construction algorithm using the characteristic matrices is proposed.
利用分组干扰抑制的方法，通过合理地设计空时码的发射码矩阵和对阵列天线进行了子阵划分，提出了一种新的混合型的空时编码方法。
A new hybrid space-time coding approach is presented in this paper. The properly designed code matrix and group interference suppression method are used in this approach.
介绍一种快速RS译码方法，利用伴随矩阵的奇异性找出RS码的错误位置。
The paper introduces a method of fast decoding RS code. It USES the singularity of syndrome matrix to find out the error locations of RS codes.
这里介绍了R M码的生成矩阵的由来，TFCI详细编码过程和采取的简易差错控制方法，并给出了具体实现流程。
This paper introduces the cause of born matrix of the RM code, the detailed coding process of TFCI and the simple method for mistake control, also it gives the implementing process in a special way.
在卫星信号截获分析领域有时需要知道删除卷积码的生成矩阵和信息恢复式。
For information interception and signal analyzing of satellite communication system, it is usable if knows the generator matrix and information restoration matrix of Punctured convolutional codes.
二维矩阵编码可以是加密二维码。
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