Energy Harvesting Aware for Delay-Efficient Data Aggregation in Battery-Free IoT Sensors

Van Vi Vo, Phuoc Nguyen Bui, Duc Tai Le, Hyunseung Choo

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

Abstract

Battery-Free Wireless Sensor Network (BF-WSN) is a new energy harvesting technology that has been successfully integrated into Wireless Sensor Networks (WSNs). It allows sensor batteries to be charged using renewable energy sources. Sensor nodes in BF-WSNs are no longer constrained by the equipped batteries, but rather by the amount of energy harvested from their surroundings. In sensor networks, data aggregation is a fundamental procedure in which sensory data collected by relay nodes is merged using in-network computation. The Minimum Latency Aggregation Scheduling (MLAS) problem, which has been widely studied in battery-powered WSNs, is always a critical issue in WSNs. Modern approaches used in battery-powered WSNs, on the other hand, are incompatible with the use of BF-WSNs due to the limited energy harvesting capabilities of battery-free sensor nodes. In this paper, we investigate the MLAS problem in BF-WSNs. Leveraging the energy harvesting ability of the battery-free sensor nodes, we propose an approach that assigns more senders to relay nodes having high energy harvesting rates and schedules nodes whenever are ready for energy capacity data transmissions. Through extensive simulations, our proposed scheme surpasses the modern approach at most 40% in terms of aggregation delay.

Original languageEnglish
Title of host publicationFuture Data and Security Engineering. Big Data, Security and Privacy, Smart City and Industry 4.0 Applications - 9th International Conference, FDSE 2022, Proceedings
EditorsTran Khanh Dang, Josef Küng, Tai M. Chung
PublisherSpringer Science and Business Media Deutschland GmbH
Pages674-681
Number of pages8
ISBN (Print)9789811980688
DOIs
StatePublished - 2022
Event9th International Conference on Future Data and Security Engineering, FDSE 2022 - Ho Chi Minh City, Viet Nam
Duration: 23 Nov 202225 Nov 2022

Publication series

NameCommunications in Computer and Information Science
Volume1688 CCIS
ISSN (Print)1865-0929
ISSN (Electronic)1865-0937

Conference

Conference9th International Conference on Future Data and Security Engineering, FDSE 2022
Country/TerritoryViet Nam
CityHo Chi Minh City
Period23/11/2225/11/22

Keywords

  • Battery-free
  • Data aggregation
  • Energy harvesting
  • Internet of things
  • Wireless sensor network

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