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Generalized Joint Shuffled Scheduling Decoding Algorithm for the JSCC System Based on Protograph-LDPC Codes

delete2021-01-01
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OA
AI
Z
Zhiping Xu
王琳 封面图
王琳 (Lin Wang) *
S
Shaohua Hong
陈光荣 (Guanrong Chen)
DOI:10.1109/ACCESS.2021.3112740delete
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摘要

摘要

En 中文
The joint shuffied scheduling decoding (JSSD) algorithm can reduce the decoding complexity of the joint source-channel coding system (JSCC) based on double protograph low-density parity-check (P-LDPC) codes. However, the JSSD algorithm will not work when the linking matrix between check nodes (CNs) of the source P-LDPC and variable nodes (VNs) of the channel P-LDPC is adopted in such a system, and this linking matrix has a significant influence on the system performance. In this paper, a generalized joint shuffied scheduling decoding (GJSSD) algorithm is designed to work for the system, and the JSSD algorithm can be regarded as a special case of this algorithm. Simulations show that the proposed GJSSD algorithm can reduce the decoding complexity with performance improvement when compared with the joint belief-propagation (JBP) algorithm.
Keyword:
Joint source-channel coding
P-LDPC code
shuffied decoding

期刊

IEEE Access 封面图
IEEE Access
IF:
3.6
论文数:
9.8W
被引数:
29.4W

机构

C
City University of Hong Kong
学者数:
2.3W
论文数: 3.0W
被引数: 6.1W
X
xiamen university
学者数:
5.9W
论文数: 3.8W
被引数: 67
引用论文

引用论文

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Capacity-Approaching Protograph Codes
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errDivsalar, Dariush; Dolinar, Sam; Jones, Christopher R.; Andrews, Kenneth
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Low-Complexity Soft Decoding of Huffman Codes and Iterative Joint Source Channel Decoding
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err20
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errZribi, Amin; Pyndiah, Ramesh; Zaibi, Sonia; Guilloud, Frederic; Bouallegue, Ammar
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