Novel distributed space-time trellis codes for relay systems over cascaded Rayleigh fading

Haci Ilhan, Ibrahim Altunbaş, Murat Uysal

Research output: Contribution to journalArticlepeer-review

Abstract

In this letter, we consider the deployment of distributed space-time trellis codes (STTCs) for user cooperation. We derive a pairwise error probability (PEP) expression for distributed STTCs over cascaded Rayleigh fading channels. Using the derived PEP expression, we determine a code design criterion and propose novel 4-/8-/16-state 4-PSK and 8-/16-state 8-PSK distributed STTCs through a systematic code search. We confirm the superiority of the proposed codes through extensive Monte-Carlo simulations.

Original languageEnglish (US)
Article number5618525
Pages (from-to)1140-1142
Number of pages3
JournalIEEE Communications Letters
Volume14
Issue number12
DOIs
StatePublished - Dec 2010

Keywords

  • Error rate performance
  • amplify-and-forward relaying
  • cascaded Rayleigh fading channels
  • distributed space-time coding

ASJC Scopus subject areas

  • Modeling and Simulation
  • Computer Science Applications
  • Electrical and Electronic Engineering

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