Presentation 1997/3/18
A Survivor-Correction Viterbi Algorithm and its Applications to an Iterative Sequence Estimation
Hiroshi Kubo, Atsushi Iwase, Keishi Murakami, Tadashi Fujino,
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Abstract(in English) This paper proposes a survivor-correction Viterbi algorithm and its application to an iterative sequence estimation in order to improve performance of decision-feedback sequence estimation (DFSE) in the presence of intersymbol interference. The survivor-correction Viterbi algorithm can mitigate erroneous survivor selections due to DFSE, because it modifies the add-compare-select operation to an add-correct-compare-select operation. first, this paper addresses the principle of the proposed scheme. Next, on frequency selective fading and non-minimum phase channels, computer simulation confirms that the performance of the proposed scheme is superior to that of DFSE at the same number of states.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Viterbi Algorithm / Iterative Decoding / Equalization / Maximum-Likelihood Sequence Estimation
Paper # IT96-76,ISEC96-68,SST96-83
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Conference Information
Committee ISEC
Conference Date 1997/3/18(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) A Survivor-Correction Viterbi Algorithm and its Applications to an Iterative Sequence Estimation
Sub Title (in English)
Keyword(1) Viterbi Algorithm
Keyword(2) Iterative Decoding
Keyword(3) Equalization
Keyword(4) Maximum-Likelihood Sequence Estimation
1st Author's Name Hiroshi Kubo
1st Author's Affiliation Mitsubishi Electric Corp., Information Technology R&D Center()
2nd Author's Name Atsushi Iwase
2nd Author's Affiliation Mitsubishi Electric Micro-Computer Application Software Co. Ltd.
3rd Author's Name Keishi Murakami
3rd Author's Affiliation Mitsubishi Electric Corp., Information Technology R&D Center
4th Author's Name Tadashi Fujino
4th Author's Affiliation Mitsubishi Electric Corp., Information Technology R&D Center
Date 1997/3/18
Paper # IT96-76,ISEC96-68,SST96-83
Volume (vol) vol.96
Number (no) 588
Page pp.pp.-
#Pages 6
Date of Issue