Results 1 to 10 of about 8,925 (192)
Active Shielding Design and Optimization of a Wireless Power Transfer (WPT) System for Automotive [PDF]
Energies, 2020 This study deals with the optimization of a shielding structure composed by multiple active coils for mitigating the magnetic field in an automotive wireless power transfer (WPT) system at 85 kHz. Each active coil is independently powered and the most suitable excitation is obtained by an optimization procedure based on the Gradient Descent algorithm ...
Silvano Cruciani +2 more
exaly +4 more sources
Reconfigurable System for Wireless Power Transfer (WPT) and Near Field Communications (NFC) [PDF]
IEEE Journal of Radio Frequency Identification, 2017 In this paper, it is investigated the possibility of using near field communication (NFC), normally applied for communicating two proximity devices, to power-up external circuitry, such as low power wireless sensors, or energy scavenging devices. For this purpose, the possibility of combining both features in a single system, able to communicate with ...
Josep Ignasi Cairó +2 more
exaly +5 more sources
Maximizing wireless power transfer efficiency at exceptional points [PDF]
Communications EngineeringMagnetically coupled wireless power transfer (WPT) technology has been applied in stationary consumer electronics and holds great potential for charging traveling electric vehicles.
Wei-Kang Hu +4 more
doaj +2 more sources
Arrangement Free Wireless Power Transfer via Strongly Coupled Electrical Resonances [PDF]
Advanced ScienceResearch on magnetically resonant wireless power transfer (MRWPT) is actively pursued for diverse applications. Dependent on magnetic fields for wireless power transfer (WPT), MRWPT encounters a challenge due to the absence of monopole magnetic ...
Bonyoung Lee +4 more
doaj +2 more sources
Analysis and Experiment on Multi-Antenna-to-Multi-Antenna RF Wireless Power Transfer
IEEE Access, 2021 In this paper, we provide a tool for predicting the power transfer efficiency of radio-frequency (RF) wireless power transfer (WPT). With its capability of long-range wireless power transfer, RF WPT is considered as a very promising recharging technique ...
Je Hyeon Park, Dong In Kim, Kae Won Choi
doaj +1 more source
System and methods for wireless power transfer scheduling in a wireless power transfer network
Array, 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
Critical Review of Recent Advancement in Metamaterial Design for Wireless Power Transfer
IEEE Access, 2022 With increasing penetration of wireless charging technologies comes an ever-rising demand for wireless power transfer (WPT) structures that demonstrate high power transfer and power transfer efficiency (PTE), especially over wide transfer distance.
Webster Adepoju +6 more
doaj +1 more source
Parity–Time Symmetric Model and Analysis for Stable Multi-Load Wireless Power Transfer
World Electric Vehicle Journal, 2021 A noticeable challenge for a multi-load wireless power transfer system is to achieve stable power transfer under a dynamic change in coupling conditions.
Zhenghao Zhu +5 more
doaj +1 more source
Concave Ferrite Core for Wireless Power Transfer (WPT)
Energies, 2023 High-efficiency wireless power transfer (WPT) systems can present a perfect solution for fast-charging autonomous guided vehicles (AGV) to improve working hours in high-tech warehouses. Stationary charging stations reduce separation distance, improving coupling factor and power transfer efficiency.
Elisa de Melo Henriques, Sascha Stegen
openaire +3 more sources
IEEE Access, 2021 Time reversal wireless power transfer (TR-WPT) provides an efficient radiated method for wirelessly transferring power to multiple users at a middle distance in complicated multipath environments.
Zhouming Yang +6 more
doaj +1 more source