Recycling Cellular Downlink Energy for Overlay Self-Sustainable IoT Networks

Fatma Benkhelifa, Hesham ElSawy, Julie A. McCann, Mohamed-Slim Alouini

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

2 Citations (Scopus)

Abstract

This paper investigates the self-sustainability of an overlay Internet of Things (IoT) network that relies on harvesting energy from a downlink cellular network. Using stochastic geometry and queueing theory, we develop a spatiotemporal model to derive the steady state distribution of the number of packets in the buffers and energy levels in the batteries of IoT devices given that the IoT and cellular communications are allocated disjoint spectrum. Particularly, each IoT device is modeled via a two- dimensional discrete-time Markov Chain (DTMC) that jointly tracks the evolution of data buffer and energy battery. In this context, stochastic geometry is used to derive the energy generation at the batteries and the packet transmission probability from buffers taking into account the mutual interference from other active IoT devices. To this end, we show the Pareto-Frontiers of the sustainability region, which defines the network parameters that ensure stable network operation and finite packet delay. The results provide several insights to design self-sustainable IoT networks.
Original languageEnglish
Title of host publicationIEEE Global Communications Conference (GLOBECOM)
PublisherIEEE
Pages1-7
Number of pages7
ISBN (Electronic)978-1-5386-4727-1
ISBN (Print)978-1-5386-4728-8
DOIs
Publication statusPublished - 21 Feb 2019
Externally publishedYes
EventIEEE Conference and Exhibition on Global Telecommunications (GLOBECOM) - Abu Dhabi, United Arab Emirates
Duration: 9 Dec 201813 Dec 2018
https://globecom2018.ieee-globecom.org/

Conference

ConferenceIEEE Conference and Exhibition on Global Telecommunications (GLOBECOM)
Abbreviated titleGLOBECOM
Country/TerritoryUnited Arab Emirates
CityAbu Dhabi
Period9/12/1813/12/18
Internet address

Keywords

  • Batteries
  • Energy harvesting
  • Transmitters
  • Cellular networks
  • Receivers
  • Downlink
  • Stochastic processes

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