纠错码主要有分组码和卷积码两种。
Error correcting code mainly includes block code and convolutional code.
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.
帧然后基于特定分组码经编码以提供一致校验比特。
The frames are then coded based on a particular block code to provide parity bits.
空时分组码采用最大似然译码，译码复杂度相对较低。
The STBC uses Maximum Likelihood (ML) decoding and its complexity of decoding is very low.
该方案只基于线性分组码理论，而不使用任何加密技术。
The scheme is based on the theory of linear block codes and does not make use of any encryption techniques.
提出一种新的不等保护分组码译码算法——树状图算法。
This paper presents a new decoding algorithm of unequal error protection (UEP) code, which is called tree topology.
本文提出了一种源于汉明类多层前向神经网络分组码译码器。
This paper presents a neural network decoder of linear block codes which originates from Hamming network.
全文共分三部分：分组码的编码、分组码的译码以及卷积码。
This paper consists of three parts: encode and decode of the block codes and the convolutional codes.
本文提出了一种新的四天线准正交空时分组码的通用设计方法。
In this paper, a novel general design method of quasi-orthogonal space-time block codes for four antennae is presented.
线性分组码的最小距离译码是NP -难问题，但有些情况可解。
The minimum distance decoding of linear codes is NP-hard, but some solvable cases exist.
在码率和编码器复杂程度相同的情况下，卷积码的性能优于分组码。
The performance of convolutional code is superior to block code if their corresponding encoders are the same complicated degree.
随着调制阶数的增加，正交空时分组码的性能越来越差，但传输速率变大；
If the modulation order is different, the higher the order is, the worse the performance is, but the transmitting rate is bigger.
依据有限域直和与有限环同构的代数性质，对多路复用系统构造线性分组码。
According to algebraic property that a direct sum of Galois fields is isomorphic to a finite ring, the linear block code for multiplexing systems is proposed.
系统循环码是线性分组码中一个重要子类，在差错控制系统中有着广泛应用。
Systematic cyclic codes form a subclass of linear block codes and have many important and frequent applications in error-control systems.
该文考虑空时分组码多载波码分多址（MC-CDMA）系统的盲干扰抑制。
This paper considers blind interference suppression for a space-time block coded MultiCarrier CDMA (MC-CDMA) system.
研究了基于正交空时分组码的多用户OFDM系统的自适应子载波分配算法。
An adaptive subcarrier allocation algorithm for multiuser OSTBC-OFDM system is discussed in this paper.
模拟结果显示，分组码采用网格译码，可为移动衰落信道带来显著的性能改善。
Results show that system performance is greatly improved when this trellis decoding method of block codes is adopted.
已发现它们在密码学应用的研究中和线性分组码最小网格图的研究中很有用途。
They have been found to be useful in certain cryptographic applications and in the studies of minimal trellis diagrams of linear block codes.
针对此问题，提出了一种新的基于空时分组码(STBC)的并行选择映射算法。
A novel concurrent selective mapping (SLM) algorithm with space-time block coded (STBC) was proposed to solve this problem.
本论文给出了一种简单分组码-（7，4）汉明码编、译码器的单片机实现方案。
This paper provides a hardware-realizing scheme of coding and decoding of(7,4) Hamming Code using the single chip microcomputer.
本文基于一种“单环”相关信道模型，对空时分组码和差分空时码进行了分析和研究。
In this thesis, space-time block coding and differential space-time coding are discussed on the basis of "one-ring" correlated channel model.
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.
本文提出了频率选择性瑞利衰落信道中的对角空频分组码(DSF)，研究了码的性能。
In this paper, we propose a diagonal space-frequency (DSF) block codes over frequency-selective Rayleigh fading channels and study performance of the code.
使用线性分组码用于构造m公钥体制本质上就是使用线性分组码构造m公钥体制的安全。
Using linear block codes to construct McEliece public-key cryptosystem essentially is constructing the securities of McEliece public-key cryptosystem by using linear block codes.
由于新的限与码的重量结构无关，因此可以方便地估计任何线性分组码的不可检错误概率。
Because new lower bounds are not relative to the weight structure of the codes, it is easy to estimate undetected error probability of various linear block codes.
针对传统分组码编码算法复杂的问题，实现了对LDPC码的有效编码算法，降低了编码复杂度。
Aimed at the complexity for the coding algorithm of traditional group codes, an effective coding algorithm for LDPC is realized and the coding complexity is reduced.
环上线性分组码特别是Z_4 -线性分组码，从上世纪90年代起重新获得了编码界的热切关注。
Codes over rings, especially Z_4-linear codes, have received a great deal of interest among coding theorists since 1990s.
而以牺牲正交性和部分分集增益为代价来获得更高传输速率的非正交空时分组码又会使误码性能降低。
Whereas the non-orthogonal space-time block codes which obtain higher transmission rate at the cost of orthogonality and partial diversity gain may degrade the performance.
而以牺牲正交性和部分分集增益为代价来获得更高传输速率的非正交空时分组码又会使误码性能降低。
Whereas the non-orthogonal space-time block codes which obtain higher transmission rate at the cost of orthogonality and partial diversity gain may degrade the performance.
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