Results 11 to 20 of about 19,900 (262)

The Optimization Based Dynamic and Cyclic Working Strategies for Rechargeable Wireless Sensor Networks with Multiple Base Stations and Wireless Energy Transfer Devices

open access: yesSensors, 2015
In this paper, the optimal working schemes for wireless sensor networks with multiple base stations and wireless energy transfer devices are proposed. The wireless energy transfer devices also work as data gatherers while charging sensor nodes.
Xu Ding, Jianghong Han, Lei Shi
doaj   +1 more source

Wireless Information Transfer with Opportunistic Energy Harvesting [PDF]

open access: yesIEEE Transactions on Wireless Communications, 2012
to appear in IEEE Transactions on Wireless ...
Liang Liu 0003   +2 more
openaire   +3 more sources

Distributed Wireless Power Transfer With Energy Feedback [PDF]

open access: yesIEEE Transactions on Signal Processing, 2017
submitted for possible journal ...
Seunghyun Lee, Rui Zhang 0006
openaire   +2 more sources

Optimal SWIPT in RIS-Aided MIMO Networks

open access: yesIEEE Access, 2021
The use of simultaneous wireless information and power transfer (SWIPT) is a key enabler of achieving convenience and prolonging the energy supply lifetime of wireless networks.
Ziyi Yang, Yu Zhang
doaj   +1 more source

Wireless energy transfer [PDF]

open access: yes, 2015
This chapter proposes an overview of microwave energy harvesting with focuses on the design of high efficiency low power rectifying circuits. A background survey of RF energy harvesting techniques is presented first. Then, the performances of conventional rectifier topologies are analyzed and discussed.
YU XIAOFANG   +5 more
openaire   +4 more sources

Power supply devices for auxiliary blood circulation [PDF]

open access: yesОмский научный вестник, 2020
The article discusses issues, problems and methods for solving them related to the transfer of energy to transplanted assisted circulation devices, which allow for efficient, safe and stable energy transfer.
F. R. Ismagilov   +3 more
doaj   +1 more source

Electromagnetic Energy Absorption due to Wireless Energy Transfer: A Brief Review

open access: yesMATEC Web of Conferences, 2016
This paper reviews an implementation of evaluating compliance of wireless power transfer systems with respect to human electromagnetic exposure limits. Methods for both numerical analysis and measurements are discussed.
Syafiq A., Mat M.H., Rahim H.A.
doaj   +1 more source

QoE-based transmission strategies for multi-user wireless information and power transfer

open access: yesICT Express, 2015
One solution to the problem of supplying energy to wireless networks is wireless power transfer. One such technology–electromagnetic radiation enabled wireless power transfer–will change traditional wireless networks.
Taehun Jung   +2 more
doaj   +1 more source

A new method of encryption wireless energy transmission for EV in the smart grid

open access: yesCES Transactions on Electrical Machines and Systems, 2017
Wireless charging has played a crucial role in electric vehicle charging market presently. As electric vehicles will be important nodes access to the smart grid in the future, the security flow of energy and information between wireless charging ...
Li Ji, Lifang Wang, Chenglin Liao
doaj   +1 more source

Energy-Efficiency Performance Analysis and Maximization Using Wireless Energy Harvesting in Wireless Sensor Networks

open access: yesEnergies, 2018
Paradigm shift to wireless power transfer provides opportunities for ultra-low-power devices to increase energy storage from electromagnetic (EM) sources.
Zaki Masood   +2 more
doaj   +1 more source

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