Experimental verification of an all-optical dual-hop 10 Gbit/s free-space optics link under turbulence regimes

Jiri Libich*, Matej Komanec, Stanislav Zvanovec, Petr Pesek, Wasiu O. Popoola, Zabih Ghassemlooy

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

This Letter presents original measurement results from an all-optical 10 Gbit/s free-space optics (FSO) relay link involving two FSO links and an all-optical switch. Considering the fact that reported analyses of relay links are dominated by analytical findings, the experimental results represent a vital resource for evaluating the performance of relay FSO links in the presence of atmospheric turbulence. Bit-error-rate (BER) performance of the relay system is tested for single and dual-hop links under several turbulence regimes. Furthermore, results from this measurement are used to ascertain real parameters of the outdoor links and to improve the accuracy of simulation results. Results show that using a dual-hop FSO link against a single FSO link could result in up to four orders of magnitude improvement in BER in the presence of atmospheric turbulence. (C) 2015 Optical Society of America

Original languageEnglish
Pages (from-to)391-394
Number of pages4
JournalOptics Letters
Volume40
Issue number3
DOIs
Publication statusPublished - 1 Feb 2015

Keywords

  • COMMUNICATION-SYSTEMS
  • SPATIAL DIVERSITY

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