Several improved decoding algorithms are discussed including log - map algorithm and sliding window map algorithm 研究了几种在map算法基础上的改进算法。
Chapter two describes the fundamental theory of turbo codes and its iterative decoding algorithm in detail 第二章对turbo码的基本原理及其迭代译码方法做了详述。
A modified max - log - map decoding algorithm is proposed after a depiction of modified bcjr algorithm 在修正bcjr算法的基础上,提出了一种改进的max - log - map译码算法。
In addition , fast decoding algorithms are also proposed and the corresponding performance is analyzed 除此以外,我们还提出了快速解码算法并分析了该快速算法的性能。
Aiming directly at decoding algorithm of turbo codes , the paper presented two schemes corresponding the two methods 针对turbo码的译码算法,本文提出了相应于这两种方法的两套方案。
Following a short background introduction of channel coding , the thesis describes ldpc code and decoding algorithm 在简单回顾了信道编码的背景知识后,本文对ldpc码的基本概念以及译码算法进行了介绍。
In chapter 3 , encoder structure and decoder structure and decoding algorithms of hybrid concatenated convolutional code ( hccc ) is studied 第三章研究了混合级联卷积编码的编译码结构、性能限和设计准则。
Two ways of complexity reduced decoding algorithms ( log - map and sova ) are developed and simulated 进一步比较和分析了两种能够减小解码算法( log - map算法和sova )复杂度的方法并给出了他们的计算机仿真曲线。
2 . aiming at the convolutional code with long encoding restriction we adopt the fano sequential decoding algorithm to implement the decoder 2 、针对编码约束度比较大的卷积码,采用fano序列译码算法来实现译码。
Evaluate the bit - error bound of serially concatenated codes ( scc ) , and present the design guidelines and iterative decoding algorithms of scc 推导了串行级连码的误比特率限,介绍了串行级连码的设计准则以及软判决译码算法。