RF Energy Harvesting Wireless Communications: RF Environment, Device Hardware and Practical Issues

Radio frequency (RF) based wireless power transfer provides an attractive solution to extend the lifetime of power-constrained wireless sensor networks. Through harvesting RF energy from surrounding environments or dedicated energy sources, low-power wireless devices can be self-sustaining and envir...

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Main Authors: Yu Luo, Lina Pu, Guodong Wang, Yanxiao Zhao
Format: Article
Language:English
Published: MDPI AG 2019-07-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/19/13/3010
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author Yu Luo
Lina Pu
Guodong Wang
Yanxiao Zhao
author_facet Yu Luo
Lina Pu
Guodong Wang
Yanxiao Zhao
author_sort Yu Luo
collection DOAJ
description Radio frequency (RF) based wireless power transfer provides an attractive solution to extend the lifetime of power-constrained wireless sensor networks. Through harvesting RF energy from surrounding environments or dedicated energy sources, low-power wireless devices can be self-sustaining and environment-friendly. These features make the RF energy harvesting wireless communication (RF-EHWC) technique attractive to a wide range of applications. The objective of this article is to investigate the latest research activities on the practical RF-EHWC design. The distribution of RF energy in the real environment, the hardware design of RF-EHWC devices and the practical issues in the implementation of RF-EHWC networks are discussed. At the end of this article, we introduce several interesting applications that exploit the RF-EHWC technology to provide smart healthcare services for animals, wirelessly charge the wearable devices, and implement 5G-assisted RF-EHWC.
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spelling doaj.art-d2adb85c26a844058a4b8fcc267c46bb2022-12-22T01:57:49ZengMDPI AGSensors1424-82202019-07-011913301010.3390/s19133010s19133010RF Energy Harvesting Wireless Communications: RF Environment, Device Hardware and Practical IssuesYu Luo0Lina Pu1Guodong Wang2Yanxiao Zhao3Electrical and Computer Engineering, Mississippi State University, Mississippi State, MS 39759, USAComputer Science and Computer Engineering, University of Southern Mississippi, Hattiesburg, MS 39406, USAComputer Science, Massachusetts College of Liberal Arts, North Adams, MA 01247, USAElectrical and Computer Engineering, Virginia Commonwealth University, Richmond, VA 843068, USARadio frequency (RF) based wireless power transfer provides an attractive solution to extend the lifetime of power-constrained wireless sensor networks. Through harvesting RF energy from surrounding environments or dedicated energy sources, low-power wireless devices can be self-sustaining and environment-friendly. These features make the RF energy harvesting wireless communication (RF-EHWC) technique attractive to a wide range of applications. The objective of this article is to investigate the latest research activities on the practical RF-EHWC design. The distribution of RF energy in the real environment, the hardware design of RF-EHWC devices and the practical issues in the implementation of RF-EHWC networks are discussed. At the end of this article, we introduce several interesting applications that exploit the RF-EHWC technology to provide smart healthcare services for animals, wirelessly charge the wearable devices, and implement 5G-assisted RF-EHWC.https://www.mdpi.com/1424-8220/19/13/3010RF Energy harvesting wireless communication (RF-EHWC)RF environmentRF-EHWC hardwarepractical issues in RF-EHWC network design
spellingShingle Yu Luo
Lina Pu
Guodong Wang
Yanxiao Zhao
RF Energy Harvesting Wireless Communications: RF Environment, Device Hardware and Practical Issues
Sensors
RF Energy harvesting wireless communication (RF-EHWC)
RF environment
RF-EHWC hardware
practical issues in RF-EHWC network design
title RF Energy Harvesting Wireless Communications: RF Environment, Device Hardware and Practical Issues
title_full RF Energy Harvesting Wireless Communications: RF Environment, Device Hardware and Practical Issues
title_fullStr RF Energy Harvesting Wireless Communications: RF Environment, Device Hardware and Practical Issues
title_full_unstemmed RF Energy Harvesting Wireless Communications: RF Environment, Device Hardware and Practical Issues
title_short RF Energy Harvesting Wireless Communications: RF Environment, Device Hardware and Practical Issues
title_sort rf energy harvesting wireless communications rf environment device hardware and practical issues
topic RF Energy harvesting wireless communication (RF-EHWC)
RF environment
RF-EHWC hardware
practical issues in RF-EHWC network design
url https://www.mdpi.com/1424-8220/19/13/3010
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AT guodongwang rfenergyharvestingwirelesscommunicationsrfenvironmentdevicehardwareandpracticalissues
AT yanxiaozhao rfenergyharvestingwirelesscommunicationsrfenvironmentdevicehardwareandpracticalissues