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Design of an Efficient Segmented Parallel Turbo Decoder

  • Yining Zhang
  • , Zhe Zheng*
  • , Yang Zhou
  • *Corresponding author for this work
  • Beijing Institute of Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

A segmented parallel Turbo decoder was designed to address the performance loss of sub-block parallel algorithms and the optimization of the decoding delay for Turbo codes. The proposed decoding algorithm is based on the idea of sub-block parallelism, introduces pre-calculation operations, optimizes the decoding performance of parallel decoding algorithms, reduces the number of iterations, and utilizing methods such as segmentation processing, the running efficiency of the algorithm block has been improved. The results show that the segmented parallel decoding algorithm can effectively improve the decoding performance and convergence speed of each iteration compared to the sub-block parallel decoding algorithm, and according to the different choices of parallelism, the decoding speed of the segmented parallel decoding algorithm is several times higher than that of the traditional Turbo decoding algorithm and sliding window algorithm.

Original languageEnglish
Title of host publication8th World Conference on Computing and Communication Technologies, WCCCT 2025
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages191-198
Number of pages8
ISBN (Electronic)9798331512620
DOIs
Publication statusPublished - 2025
Externally publishedYes
Event8th World Conference on Computing and Communication Technologies, WCCCT 2025 - Shenzhen, China
Duration: 11 Apr 202513 Apr 2025

Publication series

Name8th World Conference on Computing and Communication Technologies, WCCCT 2025

Conference

Conference8th World Conference on Computing and Communication Technologies, WCCCT 2025
Country/TerritoryChina
CityShenzhen
Period11/04/2513/04/25

Keywords

  • MAP algorithm
  • Turbo Code
  • iterative decoding
  • parallel processing

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