Energy Minimization for Cellular Network Interfaces with Dynamic Link Quality

Xiao Lei, Zaiyang Tang, Peng Li, Hai Jin, Song Guo, Xiaofei Liao, Feng Lu

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

1 Citation (Scopus)

Abstract

It has been recognized that cellular network interfaces are not energy efficient because of tail energy after each transmission. Although many research efforts have been made to reduce tail energy, they ignore the dynamic of link quality caused by user mobility or network congestion, which would lead to limited improvement without quality-of-experience guarantee. In this paper, we study to minimize energy consumption of the cellular network interface with a sequence of download/upload requests. Given accurate estimation of achievable link rate, we design a dynamic-programming (DP) based algorithm to obtain the optimal solution. Without the knowledge of dynamic link quality and future requests, an online algorithm is proposed to approximate the optimal solution. Finally, we conduct extensive simulations using real traces to evaluate the performance of our proposals, and the results show that 29% energy can be saved by using our algorithm under typical network settings.
Original languageEnglish
Title of host publication24th International Conference on Computer Communications and Networks, ICCCN 2015
PublisherIEEE
Volume2015-October
ISBN (Electronic)9781479999644
DOIs
Publication statusPublished - 2 Oct 2015
Externally publishedYes
Event24th International Conference on Computer Communications and Networks, ICCCN 2015 - Las Vegas, United States
Duration: 3 Aug 20156 Aug 2015

Conference

Conference24th International Conference on Computer Communications and Networks, ICCCN 2015
Country/TerritoryUnited States
CityLas Vegas
Period3/08/156/08/15

Keywords

  • Cellular network
  • Data transmission
  • Energy efficiency
  • Long tail effect
  • Network fluctuation

ASJC Scopus subject areas

  • Computer Networks and Communications
  • Hardware and Architecture
  • Software

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