Exploring power saving in 802.11 VoIP wireless links

Barry Gleeson, Dorel Picovici, Ronan Skehill, John Nelson

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

Abstract

Batteries are a primary resource in wireless networks for many mobile devices. Minimizing energy consumption without affecting communication activities is crucial to prolong the lifetime and improve the robustness of the wireless connection. One effective way to reduce energy consumption is to set the entire, or part of the system in a low power mode whenever possible. This paper explores a power saving approach for VoIP and presents a new power saving scheme that does not require extra protocol overhead or modifications to operate. Adopting this scheme potentially allows considerable power savings without any adverse effect on VoIP quality. Evidence of this is in simulation results, showing that a device can enter sleep mode for over 75% of the time, with no decrease in throughput.

Original languageEnglish
Title of host publicationIWCMC 2006 - Proceedings of the 2006 International Wireless Communications and Mobile Computing Conference
Pages779-784
Number of pages6
DOIs
Publication statusPublished - 2006
EventIWCMC 2006 - 2006 International Wireless Communications and Mobile Computing Conference - Vancouver, BC, Canada
Duration: 3 Jul 20066 Jul 2006

Publication series

NameIWCMC 2006 - Proceedings of the 2006 International Wireless Communications and Mobile Computing Conference
Volume2006

Conference

ConferenceIWCMC 2006 - 2006 International Wireless Communications and Mobile Computing Conference
Country/TerritoryCanada
CityVancouver, BC
Period3/07/066/07/06

Keywords

  • 802.11
  • Power saving
  • Sleep mode
  • Voice over IP
  • Wireless LAN

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