Wireless Information and Power Transfer Using Full-Duplex Self-Energy Recycling Relays

This paper proposes a Polarization-Enabled Digital Self-Interference Cancellation (PDC)-based Full-Duplex (FD) network with an energy-harvesting-enabled source and a Self-Energy Recycling (SER)-enabled relay. The fixed power supply at the relay is only used in the first phase to broadcast energy sig...

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Main Authors: Jiaman Li, Le Chung Tran, Farzad Safaei
Format: Article
Language:English
Published: IEEE 2021-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9627917/
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author Jiaman Li
Le Chung Tran
Farzad Safaei
author_facet Jiaman Li
Le Chung Tran
Farzad Safaei
author_sort Jiaman Li
collection DOAJ
description This paper proposes a Polarization-Enabled Digital Self-Interference Cancellation (PDC)-based Full-Duplex (FD) network with an energy-harvesting-enabled source and a Self-Energy Recycling (SER)-enabled relay. The fixed power supply at the relay is only used in the first phase to broadcast energy signals to the source. During this process, the receive antenna of the relay also receives the energy signals, allowing the relay to recycle its own energy. In the remaining phase, the recycled power is used at the relay to forward signals from the source to the destination, using the PDC-based full-duplex technique. An in-depth analysis and comparison of the throughput of the proposed system with that of the non-recycling counterpart are presented. The power saving and throughput improvement capabilities of the SER enabled system is researched. In particular, the consumed power in the proposed system can be reduced by up to 80% to achieve the same throughput compared to the non-recycling system for a small-to-medium distance range between the relay and the destination. Alternatively, the proposed FD-SER system can boost the system throughput by 1.61 times the non-recycling counterpart with the same power consumption.
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spelling doaj.art-fcf34488e76d41409f3857df224d3bfc2022-12-21T22:58:57ZengIEEEIEEE Access2169-35362021-01-01915880815881910.1109/ACCESS.2021.31311699627917Wireless Information and Power Transfer Using Full-Duplex Self-Energy Recycling RelaysJiaman Li0https://orcid.org/0000-0002-1261-3248Le Chung Tran1https://orcid.org/0000-0002-2677-8721Farzad Safaei2https://orcid.org/0000-0002-4322-4448School of Electrical, Computer and Telecommunications Engineering, University of Wollongong (UOW), Wollongong, NSW, AustraliaSchool of Electrical, Computer and Telecommunications Engineering, University of Wollongong (UOW), Wollongong, NSW, AustraliaSchool of Electrical, Computer and Telecommunications Engineering, University of Wollongong (UOW), Wollongong, NSW, AustraliaThis paper proposes a Polarization-Enabled Digital Self-Interference Cancellation (PDC)-based Full-Duplex (FD) network with an energy-harvesting-enabled source and a Self-Energy Recycling (SER)-enabled relay. The fixed power supply at the relay is only used in the first phase to broadcast energy signals to the source. During this process, the receive antenna of the relay also receives the energy signals, allowing the relay to recycle its own energy. In the remaining phase, the recycled power is used at the relay to forward signals from the source to the destination, using the PDC-based full-duplex technique. An in-depth analysis and comparison of the throughput of the proposed system with that of the non-recycling counterpart are presented. The power saving and throughput improvement capabilities of the SER enabled system is researched. In particular, the consumed power in the proposed system can be reduced by up to 80% to achieve the same throughput compared to the non-recycling system for a small-to-medium distance range between the relay and the destination. Alternatively, the proposed FD-SER system can boost the system throughput by 1.61 times the non-recycling counterpart with the same power consumption.https://ieeexplore.ieee.org/document/9627917/Self-energy recyclingfull-duplexself-interferenceRF-powered relay channel
spellingShingle Jiaman Li
Le Chung Tran
Farzad Safaei
Wireless Information and Power Transfer Using Full-Duplex Self-Energy Recycling Relays
IEEE Access
Self-energy recycling
full-duplex
self-interference
RF-powered relay channel
title Wireless Information and Power Transfer Using Full-Duplex Self-Energy Recycling Relays
title_full Wireless Information and Power Transfer Using Full-Duplex Self-Energy Recycling Relays
title_fullStr Wireless Information and Power Transfer Using Full-Duplex Self-Energy Recycling Relays
title_full_unstemmed Wireless Information and Power Transfer Using Full-Duplex Self-Energy Recycling Relays
title_short Wireless Information and Power Transfer Using Full-Duplex Self-Energy Recycling Relays
title_sort wireless information and power transfer using full duplex self energy recycling relays
topic Self-energy recycling
full-duplex
self-interference
RF-powered relay channel
url https://ieeexplore.ieee.org/document/9627917/
work_keys_str_mv AT jiamanli wirelessinformationandpowertransferusingfullduplexselfenergyrecyclingrelays
AT lechungtran wirelessinformationandpowertransferusingfullduplexselfenergyrecyclingrelays
AT farzadsafaei wirelessinformationandpowertransferusingfullduplexselfenergyrecyclingrelays