Outage performance of SIMO multiple access cognitive radio channel

Md. Zahurul I. Sarkar, T. Ratnarajah, M. Sellathurai, C. F. N. Cowan

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

2 Citations (Scopus)

Abstract

In this paper, we consider a cognitive relay assisted single-input multiple-output (SIMO) communication scenario through Rayleigh fading channel where multiple primary and secondary users wish to communicate with two different receivers in the presence of a cognitive relay. We assume that secondary users transmit simultaneously with the primary users over the same channel instead of waiting for an idle channel which is traditional for a cognitive radio. We consider both the cases when cognitive relay is present or not and derive the expressions for the mutual information received at the primary and secondary receivers. We also present the closed form expressions for the outage probabilities and complementary cumulative distribution functions (CCDFs) of mutual information received at the primary and secondary receivers in the absence of cognitive relay.

Original languageEnglish
Title of host publication2nd UK-India-IDRC International Workshop on Cognitive Wireless Systems (UKIWCWS)
PublisherIEEE
ISBN (Electronic)9781424491476
DOIs
Publication statusPublished - 3 Mar 2011
Event2nd UK-India-IDRC International Workshop on Cognitive Wireless Systems 2010 - New Delhi, India
Duration: 13 Dec 201014 Dec 2010

Conference

Conference2nd UK-India-IDRC International Workshop on Cognitive Wireless Systems 2010
Abbreviated titleUKIWCWS 2010
Country/TerritoryIndia
CityNew Delhi
Period13/12/1014/12/10

Keywords

  • Cognitive relay
  • Outage performance and non-causal knowledge
  • SIMO multiple access channel

ASJC Scopus subject areas

  • Artificial Intelligence
  • Computer Networks and Communications

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