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Energy-aware adaptive sectorisation in LTE systems

  • Yinan Qi
  • , Muhammad Ali Imran
  • , Rahim Tafazolli
  • University of Surrey

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

13 Scopus citations

Abstract

In this paper, we propose a novel energy-aware adaptive sectorisation strategy, where the base stations are able to adapt themselves to the temporal traffic variation by switching off some sectors and changing the beam-width of the remaining sectors. An event based user traffic model is established according to Markov-Modulated Poisson Process (MMPP). Adaptation is performed while taking into account the the target Quality of Service (QoS), in terms of blocking probability. In addition, coverage requirement is also considered. This work targets at future cellular systems, in particular LTE systems. The results show that at least 21% energy consumption can be reduced by using the proposed adaptive sectorisation strategy.

Original languageEnglish
Title of host publication2011 IEEE 22nd International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC'11
Pages2402-2406
Number of pages5
DOIs
StatePublished - 2011
Externally publishedYes
Event2011 IEEE 22nd International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC'11 - Toronto, ON, Canada
Duration: 11 Sep 201114 Sep 2011

Publication series

NameIEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC

Conference

Conference2011 IEEE 22nd International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC'11
Country/TerritoryCanada
CityToronto, ON
Period11/09/1114/09/11

Keywords

  • Adaptive sectorisation
  • Markov-Modulated Poisson Process (MMPP)
  • blocking probability

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