An OFDMA-based MAC protocol for under water acoustic wireless sensor networks

Mohammad Hayajneh*, Issa Khalil, Yasser Gadallah

*Corresponding author for this work

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

23 Citations (Scopus)

Abstract

In this study, we introduce a novel OFDMA-based MAC protocol for underwater acoustic sensor networks. The design approach of this protocol exploits the multi-path characteristics of a fading acoustic channel. The goal is to convert the channel into parallel independent acoustic sub-channels that undergo flat fading. Communication between node pairs within the network is then done using subsets of these sub-channels thus fully utilizing the available limited bandwidth while avoiding interference completely. We derive the mathematical model for optimal subchannel selection. We also present the results of the experiments that we conducted to evaluate the new protocol and we compare these results to those of a MAC protocol that is based on the CDMA scheme.

Original languageEnglish
Title of host publicationProceedings of the 2009 ACM International Wireless Communications and Mobile Computing Conference, IWCMC 2009
PublisherAssociation for Computing Machinery (ACM)
Pages810-814
Number of pages5
ISBN (Print)9781605585697
DOIs
Publication statusPublished - 2009
Externally publishedYes
Event2009 ACM International Wireless Communications and Mobile Computing Conference, IWCMC 2009 - Leipzig, Germany
Duration: 21 Jun 200924 Jun 2009

Publication series

NameProceedings of the 2009 ACM International Wireless Communications and Mobile Computing, Connecting the World Wirelessly, IWCMC 2009

Conference

Conference2009 ACM International Wireless Communications and Mobile Computing Conference, IWCMC 2009
Country/TerritoryGermany
CityLeipzig
Period21/06/0924/06/09

Keywords

  • MAC
  • OFDMA
  • Under water acoustic sensor networks

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