Wireless Networks With RF Energy Harvesting: A Contemporary Survey
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This paper presents an overview of the RF-EHNs including system architecture, RF energy harvesting techniques, and existing applications, and explores various key design issues according to the network types, i.e., single-hop networks, multiantenna networks, relay networks, and cognitive radio networks.Abstract:
Radio frequency (RF) energy transfer and harvesting techniques have recently become alternative methods to power the next-generation wireless networks As this emerging technology enables proactive energy replenishment of wireless devices, it is advantageous in supporting applications with quality-of-service requirements In this paper, we present a comprehensive literature review on the research progresses in wireless networks with RF energy harvesting capability, which is referred to as RF energy harvesting networks (RF-EHNs) First, we present an overview of the RF-EHNs including system architecture, RF energy harvesting techniques, and existing applications Then, we present the background in circuit design as well as the state-of-the-art circuitry implementations and review the communication protocols specially designed for RF-EHNs We also explore various key design issues in the development of RF-EHNs according to the network types, ie, single-hop networks, multiantenna networks, relay networks, and cognitive radio networks Finally, we envision some open research directionsread more
Citations
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Journal ArticleDOI
Improper Gaussian Signaling for Computationally Tractable Energy and Information Beamforming
TL;DR: New classes of beamforming that are suitable for improper Gaussian signaling are developed that are capable of network throughput improvements while maintaining high computational efficiency in its design.
Journal ArticleDOI
Performance optimization of RF energy harvesting wireless sensor networks
Meenakshi Sundaram,R. Ramanathan +1 more
TL;DR: Simulation results show that adaptive transmit beam forming with optimal time allocation for channel estimation will be favourable for maximization of harvested energy.
Journal ArticleDOI
5.8 GHz High-Efficiency RF–DC Converter Based on Common-Ground Multiple-Stack Structure
Jongseok Bae,Sang-Hwa Yi,Woojin Choi,Hyungmo Koo,Keum Cheol Hwang,Kang-Yoon Lee,Youngoo Yang +6 more
TL;DR: This paper presents a 5.8 GHz RF–DC converter for high conversion efficiency and high output voltage based on a common-ground and multiple–stack structure and evaluated the performances of the implemented 4-stack RF-DC converter that was implemented.
Journal ArticleDOI
Wireless information and power transfer using single and multiple path relays
TL;DR: A solo relay model is studied, for which, a throughput expression for end‐to‐end information transfer is derived, and the paper indicates that the system throughput depends upon the time switching and the power splitting ratio.
Journal ArticleDOI
An RF-Powered Transceiver Exploiting Sample and Hold Operation on the Received Carrier
Giuseppe Papotto,Nunzio Greco,Alessandro Finocchiaro,Ranieri Guerra,Santo Leotta,Giuseppe Palmisano +5 more
TL;DR: An RF-powered transceiver for wireless sensor network applications, implemented by means of a threshold-compensated multistage rectifier, power management unit, and phase-locked loop (PLL)-based RF front end that overcomes the reader self-jamming drawback.
References
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TL;DR: WireWireless Communications: Principles and Practice, Second Edition is the definitive modern text for wireless communications technology and system design as discussed by the authors, which covers the fundamental issues impacting all wireless networks and reviews virtually every important new wireless standard and technological development, offering especially comprehensive coverage of the 3G systems and wireless local area networks (WLANs).
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Wireless Power Transfer via Strongly Coupled Magnetic Resonances
Andre B. Kurs,Aristeidis Karalis,Robert Moffatt,John D. Joannopoulos,Peter H. Fisher,Marin Soljacic +5 more
TL;DR: A quantitative model is presented describing the power transfer of self-resonant coils in a strongly coupled regime, which matches the experimental results to within 5%.
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Zero-forcing methods for downlink spatial multiplexing in multiuser MIMO channels
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