1) the improved sliding-window Log-MAP algorithm
改进的SW-Log-MAP算法
2) improved Log-MAP algorithm
改进的Log-MAP算法
1.
This paper adopts the improved Log-MAP algorithm for Space-Time Turbo(ST-Turbo) decoding in fading channels.
本文采用改进的Log-MAP算法对空时Turbo码(ST-Turbo码)在衰落信道下的译码性能进行分析。
3) SW-LOG-MAP
SW-LOG-MAP算法
4) improved Max-Log-MAP algorithm
改进的Max-Log-MAP算法
1.
In this paper, on the basis of analyzing the principle of Turbo code, we proposed a novel Turbo code algorithm,which is an improved Max-Log-MAP algorithm.
文中在分析了Turbo码基本原理的基础上,提出了一种新的Turbo码算法——改进的Max-Log-MAP算法,此算法在性能和复杂度方面取得了较好的折衷。
5) SW-MAP algorithm
SW-MAP算法
1.
This paper first analyses the conventional algorithm for Turbo-codes decoding based on MAP,then points out the defect of these algorithm on decoding delay,analyzes conventional SW-MAP algorithm that can reduce decoding delay;and finally presents an improved scheme of SW-MAP algorithm based on its characters.
文中首先分析了基于最大后验概率的Turbo码传统译码算法,然后指出了使用这类算法具有大译码延时的缺点,分析了常用的能减小译码延时的SW-MAP算法;最后根据此算法的特点提出了SW-MAP算法的改进方案。
6) Log-MAP algorithm
Log-MAP算法
1.
Based on the conventional Log-MAP algorithm for Turbo-codes decoding and the existing algorithm for simplifying Log-MAP,an improved algorithm is presented in this paper.
仿真结果表明,新的算法在大大降低译码复杂度的同时较好地保持了译码性能,使其非常接近Log-MAP算法的译码性能;同时也非常有利于硬件实现。
2.
When turbo decoder is implemented by Log-MAP algorithm, it is necessary to calculate the correction term by look-up table (or other ways).
Log-MAP算法实现Turbo译码时,要用查表等方法进行修正项的近似计算。
3.
Based on Log-MAP algorithm of easy engineering implementation, the two different methods of using extrinsic information, the Berrou and Robertson schemes, are studied deeply in the paper.
以易于工程实现的Log-MAP算法为基础,深入研究了两种不同的外信息使用方式:Berrou方案及Robertson方案,指出两种外信息使用方式具有统一性,不同的是迭代译码过程中对外信息使用权重的处理;在相同约束条件下对基于两种外信息使用方式的Turbo码性能进行蒙特卡罗仿真,结果表明Robertson方案从整体上要略优于Berrou方案。
补充资料：log roll
分子式：
CAS号：
性质： 是在涂布或压延时用于行走片材计量的辊筒。计量的方法有机械控制和光电控制两种。
CAS号：
性质： 是在涂布或压延时用于行走片材计量的辊筒。计量的方法有机械控制和光电控制两种。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条