Results 41 to 50 of about 1,945 (167)
Design and Implementation of 5.8 GHz RF Wireless Power Transfer System
IEEE 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
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Energies, 2018 An omnidirectional magnetically coupled resonant wireless power transfer (WPT) system based on rotary transmitting coil is presented. The proposed scheme can ease the variations of the transfer efficiency and output power caused by the deviation of ...
Gongjun Liu +5 more
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Review of electric-field power transfer technology based on earth coupling
Wireless Power TransferRecent 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
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Characterization of resonant coupled inductor in a wireless power transfer system
Journal of Electrical Systems and Information TechnologyWireless 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
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Dynamic impedance compensation for wireless power transfer using conjugate power
AIP 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
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Applied 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
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Differential Tissue‐Coupled Powering for Battery‐Free Injectable Electroceuticals
Advanced Science, EarlyView.A thread‐like injectable neural stimulator is powered through differential tissue‐coupled powering (DTCP), which harvests RF‐frequency tissue potentials with an elongated receiver while preserving a injectable cross‐section. The system integrates an ASIC, stimulation electrodes, and a portable transmitter, enabling wireless peripheral nerve stimulation,
Han Wu +13 more
wiley +1 more source
SensorsWireless 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
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Advanced 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
NEAR FIELD SHIELDING OF A WIRELESS POWER TRANSFER (WPT) CURRENT COIL [PDF]
Progress 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