Presentation 2008-12-19
Full Soft-decision Decoding on Concatenated Convolutional Inner Code and Reed-Solomon Outer Code
Zhian ZHENG, Tomonori MIYANO, Tomohisa WADA,
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Abstract(in English) This paper presents a full soft-decision decoding solution for a concatenated channel coding stage, composed of Reed-Solomon code (RS) as outer code and Convolutional code (CC) as inner code, relying on Max-Log-Map algorithm (MXLP) for CC followed by soft information output and APC-SD for RS with soft decision decoding. The APC-SD algorithm is a gradient descent, iterative soft-decision algorithm using adaptive parity check matrix based on sorted reliability of incoming soft information proposed by Jingjiang in 2006. Using a statistics method, we also make a comparison for the reliability between the soft outputs of MXLP and demodulated 16QAM.
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Keyword(in English) Concatenated Code / Full Soft-decision decoding / Max-Log-Map / Steepest gradient descent algorithm / Adaptive parity check matrix
Paper # RCS2008-164
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Committee RCS
Conference Date 2008/12/11(1days)
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Registration To Radio Communication Systems (RCS)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Full Soft-decision Decoding on Concatenated Convolutional Inner Code and Reed-Solomon Outer Code
Sub Title (in English)
Keyword(1) Concatenated Code
Keyword(2) Full Soft-decision decoding
Keyword(3) Max-Log-Map
Keyword(4) Steepest gradient descent algorithm
Keyword(5) Adaptive parity check matrix
1st Author's Name Zhian ZHENG
1st Author's Affiliation Department of Information Engineering, University of the Ryukyus()
2nd Author's Name Tomonori MIYANO
2nd Author's Affiliation Department of Information Engineering, University of the Ryukyus
3rd Author's Name Tomohisa WADA
3rd Author's Affiliation Department of Information Engineering, University of the Ryukyus
Date 2008-12-19
Paper # RCS2008-164
Volume (vol) vol.108
Number (no) 358
Page pp.pp.-
#Pages 6
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