Multihop free-space optical communications over strong turbulence channels

  • Theodoras A. Tsiftsis
  • , Harilaos G. Sandalidist
  • , George K. Karagiannidis
  • , Nikos C. Sagias

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

173 Citations (Scopus)

Abstract

In this paper, we study the performance of multihop free-space optical (FSO) wireless systems over turbulenceinduced fading channels. The analysis is carried out for systems employing amplify-and-forward (AF) or decode-and-forward (DF) relays and for turbulence channels which can be modeled by the Gamma-Gamma distribution. An exact analytical expression for the end-to-end outage probability of AF systems is obtained, while a closed-form expression of DF systems is derived. The average bit-error probability of a dual-hop FSO system employing a DF relay is studied as a special case. Numerical examples are also presented to illustrate the proposed analysis and to further investigate the effects of the turbulence severity on the multihop FSO systems' performance.

Original languageEnglish
Title of host publication2006 IEEE International Conference on Communications, ICC 2006
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages2755-2759
Number of pages5
ISBN (Print)1424403553, 9781424403554
DOIs
Publication statusPublished - 2006
Externally publishedYes
Event2006 IEEE International Conference on Communications, ICC 2006 - Istanbul, Turkey
Duration: 11 Jul 200615 Jul 2006

Publication series

NameIEEE International Conference on Communications
Volume6
ISSN (Print)0536-1486

Conference

Conference2006 IEEE International Conference on Communications, ICC 2006
Country/TerritoryTurkey
CityIstanbul
Period11/07/0615/07/06

ASJC Scopus subject areas

  • Computer Networks and Communications
  • Electrical and Electronic Engineering

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