Enhancement of Energy Harvesting Efficiency in Mobile Wireless Sensor Networks

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Abstract

In this research work, a proposed method for extending the lifetime of energy-constrained Mobile wireless sensor networks (MWSNs) is presented. This method is based on the fact that RF signal carries both information and energy at the same time. Hence, by increasing the efficiency of energy harvesting from radio frequency (RF) signals, the lifetime of the wireless network can be significantly extended. The Simultaneous Wireless Information and Power Transfer (SWIPT) in this technique enables harvesting of energy by relay nodes which in turn can be used for wireless data transmission. In order to enhance the lifetime of the mobile wireless network, the transmitted RF energy can be recycled at the receiver side. On the other hand, a balance between energy harvesting and wireless data transmission is required in order to maximize the overall efficiency of the system. Particle Swarm Optimization (PSO) is employed to obtain the optimum resource allocation policies which maximizes the system energy efficiency. A cost function is framed for this purpose and PSO attains maximum energy efficiency by improving the solution of the cost function at each iteration with respect to given constraints.

Original languageEnglish
Title of host publication2021 IEEE 12th Annual Ubiquitous Computing, Electronics and Mobile Communication Conference, UEMCON 2021
EditorsRajashree Paul
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages137-142
Number of pages6
ISBN (Electronic)9781665406901
DOIs
StatePublished - 2021
Event12th IEEE Annual Ubiquitous Computing, Electronics and Mobile Communication Conference, UEMCON 2021 - New York, United States
Duration: 1 Dec 20214 Dec 2021

Publication series

Name2021 IEEE 12th Annual Ubiquitous Computing, Electronics and Mobile Communication Conference, UEMCON 2021

Conference

Conference12th IEEE Annual Ubiquitous Computing, Electronics and Mobile Communication Conference, UEMCON 2021
Country/TerritoryUnited States
CityNew York
Period1/12/214/12/21

Keywords

  • Energy Efficiency
  • Low Energy Adaptive Clustering Hierarchy (LEACH)
  • Particle Swarm Optimization (PSO)
  • Resource Allocation
  • Simultaneous Wireless Information and Power Transfer (SWIPT)

Funding Agency

  • Kuwait Foundation for the Advancement of Sciences

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