On the Packet Loss Correlation in Wireless Mesh Networks: Channel Models and Practical Schemes

Peyman Pahlevani, Juan Alberto Cabrera Guerrero, Daniel Enrique Lucani Roetter, Frank Fitzek, Muriel Medard

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

2 Citations (Scopus)

Abstract

State-of-the-art analysis and protocols in wireless mesh networks typically assume an independent packet loss channel for each receiver of a transmission. Although this is usually transparent for single-path protocol design, this assumption may severely degrade the performance of opportunistic and/or multi-path routing approaches as well as network coding (NC) subgraph selection problems (routing in NC). This paper proposes simple channel models to incorporate the effect of correlation between receivers in a parametric fashion and supports them with a measurement campaign that leverages various commercial devices and network conditions. Finally, we illustrate the effect of correlation in the design and performance of the PlayNCool network coding protocol introduced by the authors in prior work. Our results show that the modified PlayNCool protocol decreases the overhead by a factor of 2.5x.
Original languageEnglish
Title of host publicationProceedings of the 2014 ACM international workshop on Wireless and mobile technologies for smart cities
PublisherAssociation for Computing Machinery
Publication date2014
Pages55-60
ISBN (Electronic)978-1-4503-3036-7
DOIs
Publication statusPublished - 2014
EventThe ACM International Symposium on Mobile Ad Hoc Networking and Computing - Philadelphia, PA, United States
Duration: 11 Aug 201414 Aug 2014

Conference

ConferenceThe ACM International Symposium on Mobile Ad Hoc Networking and Computing
Country/TerritoryUnited States
CityPhiladelphia, PA
Period11/08/201414/08/2014
SeriesA C M International Symposium on Mobile Ad Hoc Networking and Computing. Proceedings
ISSN1548-1832

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