Rectenna Designs for Energy Harvesting IoT Devices: Overview of Current Trends and Future Directions

Obumneme Obiajulu Umeonwuka, Babatunde Segun Adejumobi, Thokozani Shongwe

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

5 Citations (Scopus)

Abstract

The number of active Internet of Things (IoT) devices has continued to grow, and today, there are billions of interconnected devices in the world and this large number of devices need energy to be constantly powered, like sensor nodes. This puts a strain on energy requirements for all devices to be powered uninterruptedly. As IoT devices become more and more miniaturized, battery technology has been slower in terms of size and weight, making them inappropriate, or very difficult to replace, for most IoT applications. Radio Frequency energy harvesting has provided a technique for supplementing batteries or eliminating them altogether, especially in low power systems, using a device called Rectenna. In this paper, an overview of the more recent rectenna design trends in the literature are reviewed with respect to their configurations, size, and relevance to contemporary IoT applications. The paper concludes with a brief discussion of possible future directions of rectennas for IoT devices.

Original languageEnglish
Title of host publicationInternational Conference on Electrical, Computer, and Energy Technologies, ICECET 2021
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781665442312
DOIs
Publication statusPublished - 2021
Event2021 International Conference on Electrical, Computer, and Energy Technologies, ICECET 2021 - Cape Town, South Africa
Duration: 9 Dec 202110 Dec 2021

Publication series

NameInternational Conference on Electrical, Computer, and Energy Technologies, ICECET 2021

Conference

Conference2021 International Conference on Electrical, Computer, and Energy Technologies, ICECET 2021
Country/TerritorySouth Africa
CityCape Town
Period9/12/2110/12/21

Keywords

  • IoT
  • Rectenna
  • energy harvesting

ASJC Scopus subject areas

  • Electrical and Electronic Engineering
  • General Computer Science
  • Energy Engineering and Power Technology

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