Results 41 to 50 of about 5,272 (213)

Design and Implementation of 5.8 GHz RF Wireless Power Transfer System

open access: yesIEEE Access, 2021
In this paper, we present a 5.8 GHz radio-frequency (RF) wireless power transfer (WPT) system that consists of 64 transmit antennas and 16 receive antennas.
Je Hyeon Park   +4 more
doaj   +1 more source

Wireless Power Transfer Based Implantable Neurostimulator

open access: yes, 2020
In this paper, we developed a miniaturized Wireless Power Transfer (WPT) based implantable stimulator that can deliver electrical energy directly to peripheral nerves using electromagnetic induction between internal and external coils. The WPT system was
Do Hwan Kim   +11 more
core   +1 more source

Wireless power supply system for left ventricular assist device and implanted cardiac defibrillator

open access: yes, 2021
This study focuses on the development of a new power supply architecture for an implanted cardiac defibrillator (ICD) and a left ventricular assist device (LVAD). In the proposed solution a transcutaneous wireless power transfer technology (WPT) based on
Campi T.   +3 more
core   +1 more source

Review of electric-field power transfer technology based on earth coupling

open access: yesWireless Power Transfer
Recent studies, inspired by Tesla's idea of using earth coupling and space electromagnetic fields to achieve global wireless power transfer (WPT), have focused on two main research directions: single-capacitive coupled wireless power transfer (SCC-WPT ...
Zhe Liu   +7 more
doaj   +1 more source

Spatial Azimuthal Misalignment Characteristics of High-Temperature Superconducting Wireless Power Transmission Systems

open access: yesApplied Sciences, 2023
Magnetically coupled resonant wireless power transmission technology (WPT) based on high-temperature superconducting (HTS) coils has gained wide popularity due to its low impedance and high-quality factor Q value characteristics.
Zhichao Yan   +6 more
doaj   +1 more source

Characterization of resonant coupled inductor in a wireless power transfer system

open access: yesJournal of Electrical Systems and Information Technology
Wireless power transfer (WPT) has garnered significant interest as a potentially transformative technology in the energy sector, as it presents a novel approach to powering and charging devices. The functionality of this technology is predicated upon the
Alan P. Nebrida
doaj   +1 more source

Wireless Power Transfer Efficiency Optimization Tracking Method Based on Full Current Mode Impedance Matching

open access: yesSensors
Wireless power transfer (WPT) technology is a contactless wireless energy transfer method with wide-ranging applications in fields such as smart homes, the Internet of Things (IoT), and electric vehicles.
Yuanzhong Xu, Yuxuan Zhang, Tiezhou Wu
doaj   +1 more source

Dynamic impedance compensation for wireless power transfer using conjugate power

open access: yesAIP Advances, 2018
Wireless power transfer (WPT) via coupled magnetic resonances has been in development for over a decade. However, the frequency splitting phenomenon occurs in the over-coupled region.
Suqi Liu, Jianping Tan, Xue Wen
doaj   +1 more source

NEAR FIELD SHIELDING OF A WIRELESS POWER TRANSFER (WPT) CURRENT COIL [PDF]

open access: yesProgress In Electromagnetics Research C, 2017
The configuration of an infinite planar conductive shield is examined when it is excited by an electromagnetic near field generated by a coil current source as that of a wireless power transfer (WPT) system. The analytical expressions of the electromagnetic field based on the transmission theory of shielding are given for different frequencies and ...
Feliziani, Mauro   +3 more
openaire   +2 more sources

Liquid Metals in Radio Frequency Applications: A Review of Physics, Manufacturing, and Emerging Technologies

open access: yesAdvanced Electronic Materials, EarlyView.
This paper reviews the physics of liquid metals in RF devices, including the influence of mechanical strain on resonance as well as fabrication methods and strategies for designing tunable and strain‐tolerant inductors, capacitors, and antennas.
Md Saifur Rahman, William J. Scheideler
wiley   +1 more source

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