Results 11 to 20 of about 239,965 (279)

Wireless Information Transfer with Opportunistic Energy Harvesting [PDF]

open access: yes, 2012
Energy harvesting is a promising solution to prolong the operation of energy-constrained wireless networks. In particular, scavenging energy from ambient radio signals, namely wireless energy harvesting (WEH), has recently drawn significant attention. In
Chua, Kee-Chaing, Liu, Liang, Zhang, Rui
core   +1 more source

A Three-Coil Constant Output Wireless Power Transfer System Based on Parity–Time Symmetry Theory

open access: yesApplied Sciences, 2023
In a three-coil wireless power transfer system with relay coils, the transmission efficiency and output power of the system decreases with changes in the adjacent coupling coefficients.
Yuntao Yue, Jiahui Yang, Ruofan Li
doaj   +1 more source

Wireless actuation of micromechanical resonators [PDF]

open access: yes, 2016
The wireless transfer of power is of fundamental and technical interest, with applications ranging from the remote operation of consumer electronics and implanted biomedical devices and sensors to the actuation of devices for which hard-wired power ...
Erramilli, Shyamsunder   +3 more
core   +1 more source

System and methods for wireless power transfer scheduling in a wireless power transfer network

open access: yesArray, 2022
A transmitter in a wireless power transfer network (WPTN) needs to deliver wireless power to a number of wireless power receiver. There can be diverse set of wireless power receivers, for example, Internet of Things devices, smart phones, laptops, etc ...
Muhammad Omer Farooq
doaj   +1 more source

Waveform Optimization for Wireless Power Transfer with Nonlinear Energy Harvester Modeling

open access: yes, 2015
Far-field Wireless Power Transfer (WPT) and Simultaneous Wireless Information and Power Transfer (SWIPT) have attracted significant attention in the RF and communication communities.
Bayguzina, Ekaterina   +3 more
core   +1 more source

Intrinsically safe wireless power transfer system based on single-ended flyback converter

open access: yesWireless Power Transfer
In underground coal mines, the intrinsic safety of electrical equipment is crucial due to frequent voltage fluctuations that can damage electronic devices and compromise system reliability and safety.
Longyang Zhang   +3 more
doaj   +1 more source

Comparison Survey of Effects of Hull on AUVs for Underwater Capacitive Wireless Power Transfer System and Underwater Inductive Wireless Power Transfer System

open access: yesIEEE Access, 2022
Underwater wireless power transfer (UWPT) system has attracted widespread attention. It has been used for power delivery for underwater equipment in the marine environment with high safety and convenience.
Lei Yang   +9 more
doaj   +1 more source

Recent Advances in Joint Wireless Energy and Information Transfer

open access: yes, 2014
In this paper, we provide an overview of the recent advances in microwave-enabled wireless energy transfer (WET) technologies and their applications in wireless communications. Specifically, we divide our discussions into three parts. First, we introduce
Bi, Suzhi, Ho, Chin Keong, Zhang, Rui
core   +1 more source

Real-time estimator of parameters for coupled coils in an 11-kW wireless charging system for electric vehicles

open access: yesWireless Power Transfer
Wired charging of electric vehicles comes with certain challenges and difficulties, such as handling bulky cables, risk of damage and compromised safety due to harsh climatic conditions such as heavy rain, wind or snow, and even vandalism.
Sutanu Chatterjee   +4 more
doaj   +1 more source

Wireless Power Transfer in Massive MIMO Aided HetNets with User Association [PDF]

open access: yes, 2016
This paper explores the potential of wireless power transfer (WPT) in massive multiple input multiple output (MIMO) aided heterogeneous networks (HetNets), where massive MIMO is applied in the macrocells, and users aim to harvest as much energy as ...
Jin, Shi   +4 more
core   +2 more sources

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