Effects of sampling rate on collision probability in hybrid MAC protocols in WSN (CCF C)

Qian Dong*, Waltenegus Dargie, Alexander Schill

*Corresponding author for this work

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

4 Citations (Scopus)

Abstract

In wireless sensor networks, energy is a scarce resource. Collision, as one of the major sources of the energy waste for medium access control (MAC) protocols, has been extensively investigated. However, it is mostly analyzed under the "saturated situation" in which the sampling rate is assumed to be equal to or larger than the transmission rate, which does not reflect the reality in many applications. This paper relaxes this assumption to consider the "unsaturated situation" in which nodes do not always contend to seize the media. It focuses on hybrid MAC protocols which enable nodes to define sleeping schedules. We take SMAC as a model protocol to analyze how the sampling rate affects the probability of collision. But the approach can easily be applied to other hybrid protocols such as BMAC and XMAC.

Original languageEnglish
Title of host publication2010 IEEE Globecom Workshops, GC'10
PublisherIEEE Computer Society
Pages213-218
Number of pages6
ISBN (Print)9781424488650
DOIs
Publication statusPublished - 2010
Externally publishedYes
Event2010 IEEE Globecom Workshops, GC 2010 - Miami, United States
Duration: 5 Dec 201010 Dec 2010

Publication series

Name2010 IEEE Globecom Workshops, GC'10

Conference

Conference2010 IEEE Globecom Workshops, GC 2010
Country/TerritoryUnited States
CityMiami
Period5/12/1010/12/10

Keywords

  • Collision
  • MAC protocols
  • SMAC
  • Wireless sensor networks

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