Results 71 to 80 of about 1,962 (167)

Empirical Study of Far-Field Radio Frequency Wireless Power Transfer Testbed for Underground Mines Based on 1.8 GHz

IEEE Access
A novel 1.8 GHz far-field wireless power transfer (WPT) testbed was designed to achieve long-distance energy harvesting in underground mine (UM). Prior experimental studies confirm that underground mines experience 50 dB radio frequency (RF) signal ...
Anabi Hilary Kelechi, Frimpong Samuel
doaj   +1 more source

Rethinking Power Solutions for Healthcare Wearables: From Point‐of‐Care and Episodic use to Continuous Monitoring and Therapeutic Platforms

Advanced Energy and Sustainability Research, Volume 7, Issue 3, March 2026.
This Perspective examines practical power solutions for wearable healthcare systems, highlighting the limits of standard batteries. It categorizes wearables into four domains—point‐of‐care diagnostics, episodic monitoring, continuous long‐term monitoring, and therapeutic platforms—and analyzes their power needs.
Seokheun Choi
wiley   +1 more source

A Novel Active Rectifier With Embedded Current Monitoring Capabilities for Wireless Power Transfer Systems

International Journal of Circuit Theory and Applications, Volume 54, Issue 3, Page 1257-1267, March 2026.
Proposed active rectifier solution, detailing the high‐side and low‐side power switch control circuit for implementing the active diodes. ABSTRACT This paper proposes a novel active rectifier architecture for wireless power transfer (WPT) systems. In addition to performing rectification, the proposed structure features embedded current monitoring ...
Elisabetta Moisello, Alessandro Gasparini, Piero Malcovati, Edoardo Bonizzoni   +3 more
wiley   +1 more source

MEMS‐Based Magnetoelectric Antennas for Wireless Power Transmission in Brain‐Implantable Devices

Advanced Materials Technologies, Volume 11, Issue 3, 5 February 2026.
Magnetoelectric (ME) antennas allow the minimization of the invasiveness of brain implantable devices, via powering wirelessly systems able to actuate neural tissue. In order to achieve the necessary power efficiency transmission, the choice of the materials and the system assembly is vital.
Laura Mazón‐Maldonado, Jungang Zhang, María Cerezo‐Sánchez, Mahdieh Shojaei Baghini, Roghaieh Parvizi, Hadi Heidari   +5 more
wiley   +1 more source

Biodegradable Implantable Electronics with Wireless Technology for Real‐Time Clinical Applications

Advanced Healthcare Materials, Volume 15, Issue 3, 19 January 2026.
The article explores how bioresorbable implantable electronics merge wireless communication and power delivery with biodegradable materials to enable real‐time clinical applications. It highlights advances in materials, system design, and medical uses across neural, cardiovascular, digestive, immune, and drug‐delivery systems.
Myeongki Cho, Jeong Woo Chae, Young‐Jin Park, Ki Jun Yu, Sang Min Won   +4 more
wiley   +1 more source

Experimental Results and Analysis of Midrange Underwater Asymmetric Wireless Power Transfer

Journal of Marine Science and Engineering
The eddy current loss caused by the conductivity of seawater results in a relatively low transfer efficiency of underwater wireless power transfer (WPT). And the transfer distance of the current WPT system is relatively short.
Yichi Chen, Wangqiang Niu, Yanhua Yang, Yassine Amirat   +3 more
doaj   +1 more source

A Computational Study on the Magnetic Resonance Coupling Technique for Wireless Power Transfer

MATEC Web of Conferences, 2017
Non-radiative wireless power transfer (WPT) system using magnetic resonance coupling (MRC) technique has recently been a topic of discussion among researchers.
Zakaria N.A., Jusoh M., Ghazali N.H., Yasin M.N., Sabapathy T., Osman M.N., Ahmad N., Zakaria M.Z.   +7 more
doaj   +1 more source

Superconducting Inductive Wireless Power Transfer System With Underground Cryogenic Transmitter Structure for Electric Vehicle Charging

IEEE Open Journal of Power Electronics
This paper presents a high frequency high power superconducting inductive wireless power transfer system (WPT) for electric vehicle (EV) charging. There are two major contributions.
Shuyan Zhao, Yao Wang, Reza Kheirollahi, Amr Mostafa, Hua Zhang, Fei Lu   +5 more
doaj   +1 more source

Arrangement Free Wireless Power Transfer via Strongly Coupled Electrical Resonances

Advanced Science
Research 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, Jungho Kim, Hyunkyeong Jo, Hyungki Min, Franklin Bien   +4 more
doaj   +1 more source

Multitone ASK Waveform Design for Simultaneous Wireless Information and Power Transfer

IEEE Access
In the era of Internet of Things (IoT) networks, far-field wireless power transfer using radio frequency (RF) waves has attracted attention as a solution to remove the need for batteries at the sensors.
Prerna Dhull, Dominique Schreurs, Sofie Pollin, Mehran Abolhasan, Negin Shariati   +4 more
doaj   +1 more source