Noncoherent ungerboeck-type trellis-coded MPSK

Ruey Yi Wei, Chang Chih Huang

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Trellis-coded MPSK proposed by Ungerboeck Is noncoherently catastrophic. In this paper, we propose a new scheme in which Ungerboeck-type trellis-coded MPSK Is not a noncoherently catastrophic code. In the proposed scheme, a particularly designed differential encoder is added In front of the trellis encoder such that noncoherently-equivalent code sequences correspond to the same data bits. With this differential encoder, trellis-coded MPSK proposed by Ungerboeck Is no longer noncoherently catastrophic and thus achieve better error performance. Moreover, new trellis codes which have better bit error rate than Ungerboeck's codes for the proposed scheme are found by computers. copyright

Original languageEnglish
Title of host publication2008 14th Asia-Pacific Conference on Communications, APCC 2008
StatePublished - 2008
Event2008 14th Asia-Pacific Conference on Communications, APCC 2008 - Akihabara, Tokyo, United States
Duration: 14 Oct 200816 Oct 2008

Publication series

Name2008 14th Asia-Pacific Conference on Communications, APCC 2008

Conference

Conference2008 14th Asia-Pacific Conference on Communications, APCC 2008
Country/TerritoryUnited States
CityAkihabara, Tokyo
Period14/10/0816/10/08

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