Performance analysis of cooperative diversity networks with imperfect channel estimation

Salama S. Ikki, Osama Amin, Murat Uysal

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

In this paper, we investigate the effect of channel estimation error on the error rate performance of a multi-relay system with amplify-and-forward relaying. We consider orthogonal relaying and study both conventional cooperative systems (i.e., all relays participate in the relaying phase) and opportunistic cooperative systems (i.e., only the best relay participates in the relaying phase). Based on the derivation of effective signal-to-ratio at the receiver taking into account channel estimation error, we obtain closed-form expressions for bit error rate. Monte-Carlo simulations are further provided to confirm the analytical results.

Original languageEnglish (US)
Title of host publication2010 IEEE International Conference on Communications, ICC 2010
DOIs
StatePublished - 2010
Event2010 IEEE International Conference on Communications, ICC 2010 - Cape Town, South Africa
Duration: May 23 2010May 27 2010

Publication series

NameIEEE International Conference on Communications
ISSN (Print)0536-1486

Other

Other2010 IEEE International Conference on Communications, ICC 2010
Country/TerritorySouth Africa
CityCape Town
Period5/23/105/27/10

Keywords

  • Amplify-and-forward relaying
  • Cooperative diversity
  • Error probability
  • Estimation error
  • Rayleigh fading channels

ASJC Scopus subject areas

  • Computer Networks and Communications
  • Electrical and Electronic Engineering

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