| 1. | Study on linear block code
线性分组码问题研究 |
| 2. | Linear block code
线性分组码 |
| 3. | Absolute minimal trellis complexities of extended codes and their dual codes of two types of linear block codes whose code length is odd are given
给出了两类奇数码长线性分组码的扩展码及其对偶码的绝对最小网格图复杂度。 |
| 4. | Although the estimation algorithm is carried out by parity check code , but it is also applicable in general linear block codes to estimate the channel ’ s parameter
本文算法不仅可以利用偶校验码的码结构去估计信道参数,而且对于一般的线性分组码也适用。 |
| 5. | The other is the modified hamming bound , also the geometry of the bound is introduced . the fourth chapter is about the linear block codes and their unequal error protection capability
第三章主要证明了两个关于非均匀保护的性能限，这两个性能限不仅对线性码有效，对非线性码同样有效。 |
| 6. | Low density parity check codes are a class of linear block error - correcting codes that can be defined by the very sparse parity - check matrix . their error performance approach shannon limits
Ldpc码(低密度校验码)是一类可以用非常稀疏的奇偶校验矩阵定义的线性分组纠错码,具有逼近香农限的性能。 |
| 7. | Among the linear block codes , rs code is an important one widely used in modern digital communications , which can correct both random and bursty errors with the most powerful error - correcting capability
Rs码是一种典型的纠错码，在线性分组码中，它具有最强的纠错能力，既能纠正随机错误，也能纠正突发错误。 |
| 8. | Ldpc ( low density parity check ) code is a kind of linear block code that defined by very sparse parity matrix or tanner graph , and it is also called gallager code since gallager initially presented it
Ldpc ( lowdensityparitycheck )码是一类用非常稀疏的校验矩阵或二分图定义的线性分组纠错码,最初由gallager发现,故亦称gallager码。 |
| 9. | The linear block code is called a binary low - density parity - check code if it is based on a sparse parity - check matrix . this sort of code was originally proposed by dr . gallager in 1962 , which cannot attract a large amount of interest at that time
低密度奇偶校验( ldpc )码是基于稀疏校验矩阵的线性分组码,它最初由gallager于1962年提出,当时并未受到人们的重视。 |
| 10. | Some results on the undetected error probability of linear codes for pure error - detection are , at present , generalized for both error detection and correction . an analytic formula is obtained to calculate the undetected error probability of linear block codes for simultaneous error detection and correction
在只检错时，证明了纠正两个错误扩展bch码是最佳检错码； m大于4的非线性等重码( 2m ， 2 ， m )不是最佳码。 |
