Presentation 2011-03-03
Performance Analysis of Variable-Length Interleaver for Turbo Codes Based on Pruning
Ken ENOKIZONO, Hideki OCHIAI,
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Abstract(in English) In recent wireless standards, variable frame length turbo codes are adopted and thus they require variable-length interleavers. The S-random and PP (Permutation Polynomial) interleavers are often adopted in the literature due to its good performance. However, finding longer length interleaver with good spreading property is time-consuming and storage of multiple interleavers is necessary in order to meet a variable frame-length requirement. In this paper, we propose a new interleaver referred to as block-random interleaver which can be constructed with lower computation and has a higher flexibility in frame length adjustment by pruning.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Turbo codes / interleaver / pruning / error-floor
Paper # IT2010-80,ISEC2010-84,WBS2010-59
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Committee ISEC
Conference Date 2011/2/24(1days)
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Registration To Information Security (ISEC)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Performance Analysis of Variable-Length Interleaver for Turbo Codes Based on Pruning
Sub Title (in English)
Keyword(1) Turbo codes
Keyword(2) interleaver
Keyword(3) pruning
Keyword(4) error-floor
1st Author's Name Ken ENOKIZONO
1st Author's Affiliation Department of Electrical and Computer Engineering, Yokohama National University()
2nd Author's Name Hideki OCHIAI
2nd Author's Affiliation Department of Electrical and Computer Engineering, Yokohama National University
Date 2011-03-03
Paper # IT2010-80,ISEC2010-84,WBS2010-59
Volume (vol) vol.110
Number (no) 443
Page pp.pp.-
#Pages 6
Date of Issue