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Transmit-Time allocation in wireless sensor relay transmission with energy fairness

  • Feng Li
  • , Li Wang
  • , Jingyu Hua
  • , Xiuhua Li
  • , Hao Luo
  • , Xin Liu
  • Zhejiang University of Technology
  • University of British Columbia
  • Zhejiang University
  • Nanjing University of Aeronautics and Astronautics

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

Abstract

Cooperative transmission is an efficient method for wireless sensor networks (WSN) to decrease the power consumption of sensor transmitter and counter the detrimental effect of signal fading inherent to wireless channels. During the course, a key issue is how the sensor relay should handle the balance of assisting other node's communications and accomplishing its own tasks and what kind of situation the sensor transmitter needs to ask for the cooperation rather than direct communication. In this paper, we investigate the potential bargaining for resource allocation in WSN over Rayleigh fading environments to address the problems by considering the energy fairness for both the participants of the cooperative transmission. Based on Rayleigh fading channels' characteristics, a relevant system model is first built. Then, after analyzing the system capacity in given outage probability over the fading channels, a system utility function with regard to the transmit-Time allocation addressing both participants' energy concern is proposed. An iterative algorithm is subsequently achieved by solving the Nash equilibrium. Furthermore, essential analyses and discussions on the equilibrium existence and convergence conditions of the iterative algorithm are provided.

Original languageEnglish
Title of host publicationProceedings of the 2015 10th International Conference on Communications and Networking in China, CHINACOM 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages761-765
Number of pages5
ISBN (Electronic)9781479987955
DOIs
StatePublished - 22 Jun 2016
Externally publishedYes
Event10th International Conference on Communications and Networking in China, CHINACOM 2015 - Shanghai, China
Duration: 15 Aug 201517 Aug 2015

Publication series

NameProceedings of the 2015 10th International Conference on Communications and Networking in China, CHINACOM 2015

Conference

Conference10th International Conference on Communications and Networking in China, CHINACOM 2015
Country/TerritoryChina
CityShanghai
Period15/08/1517/08/15

Keywords

  • Sensor networks
  • convergence
  • energy allocation
  • iterative algorithm

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