Presentation 2012-03-01
Error-Trellis Construction for Tailbiting Convolutional Codes
Masato TAJIMA, Koji OKINO, Takashi MIYAGOSHI,
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Abstract(in English) In this paper, we present an error-trellis construction for tailbiting convolutional codes. A tailbiting error-trellis is characterized by the condition that the syndrome former starts and ends in the same state. We clarify the correspondence between code subtrellises in the tailbiting code-trellis and error subtrellises in the tailbiting error-trellis. Also, we present a construction of tailbiting backward error-trellises. Moreover, we obtain the scalar parity-check matrix for a tailbiting convolutional code. The proposed construction is based on the adjoint-obvious realization of a syndrome former and its behavior is fully used in the discussion.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Tailbiting convolutional codes / dual state / tailbiting error-trellis / tailbiting backward error-trellis
Paper # IT2011-59,ISEC2011-86,WBS2011-60
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Committee WBS
Conference Date 2012/2/23(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Error-Trellis Construction for Tailbiting Convolutional Codes
Sub Title (in English)
Keyword(1) Tailbiting convolutional codes
Keyword(2) dual state
Keyword(3) tailbiting error-trellis
Keyword(4) tailbiting backward error-trellis
1st Author's Name Masato TAJIMA
1st Author's Affiliation Graduate School of Science and Engineering, University of Toyama()
2nd Author's Name Koji OKINO
2nd Author's Affiliation Information Technology Center, University of Toyama
3rd Author's Name Takashi MIYAGOSHI
3rd Author's Affiliation Graduate School of Science and Engineering, University of Toyama
Date 2012-03-01
Paper # IT2011-59,ISEC2011-86,WBS2011-60
Volume (vol) vol.111
Number (no) 456
Page pp.pp.-
#Pages 6
Date of Issue