Results 61 to 70 of about 1,962 (167)

Battery-Free and Real-Time Wireless Sensor System on Marine Propulsion Shaft Using a Wireless Power Transfer Module

Sensors, 2023
In this paper, we present a wireless sensor system (WSS) that integrated an inductive wireless power transfer (I-WPT) module for battery-free real-time monitoring of the status of rotating shaft in ships.
Young Chul Lee, Van Ai Hoang
doaj   +1 more source

A Hybrid EV Charging Architecture Integrating DC Fast Charging and Wireless Power Transfer

Energy Science &Engineering, Volume 14, Issue 6, Page 3013-3027, June 2026.
A hybrid EV charging architecture combining DC fast charging and wireless power transfer is proposed. The system achieves high efficiency, grid compliance, and reliable bidirectional operation, offering a scalable solution that enhances user convenience while paving the way for smarter, future‐ready EV charging infrastructure.
Ali Almaktoof, Mohamad Taha, Marco Adonis, Kareem Halablab   +3 more
wiley   +1 more source

On Electromagnetic Radiation Control for Wireless Power Transfer in Adhoc Communication Networks: Key Issues and Challenges

IEEE Access, 2019
In this paper, we provide a holistic overview of the aspect of electromagnetic radiation (EMR) and its efficient control in wireless communication networks. Especially, we focus on the emerging technology of wireless power transfer (WPT).
Gabriel Filios, Adelina Madhja, Sotiris Nikoletseas, Christoforos Raptopoulos   +3 more
doaj   +1 more source

Millimeter‐Wave Antennas: A Comprehensive State‐of‐the‐Art Review of Design Approaches, Operating Bands, Challenges, and Applications in Body‐Centric and Emerging Systems

Radio Science, Volume 61, Issue 5, May 2026.
Abstract This paper reviews and classifies more than 120 recent contributions on millimeter‐wave (mm‐wave) antennas, with emphasis on their operating bands, design methods, and application domains. It surveys the main mm‐wave frequency ranges and their use in 5G/6G communications, radar and sensing, biomedical and body‐centric systems, imaging, and ...
Sarra Khacha, Chemseddine Zebiri, Mohammad Alibakhshikenari, Djamel Sayad, Issa Elfergani, Muhammad Akmal Chaudhary, Nisar Ahmad Abbasi, Arpan Desai, Jonathan Rodriguez, Takfarinas Saber, Ernesto Limiti   +10 more
wiley   +1 more source

Circuit Model and Analysis of Multi-Load Wireless Power Transfer System Based on Parity-Time Symmetry

Energies, 2020
In the multi-load wireless power transfer (WPT) system, the output power and transfer efficiency will drop significantly with the change of distance between transmitter and receiver. Power distribution among multiple loads is also a major challenge.
Chengxin Luo, Dongyuan Qiu, Manhao Lin, Bo Zhang   +3 more
doaj   +1 more source

Multitasking Smart Intestinal Capsule Robot: A Cutting‐Edge Platform for Sampling, Diagnosis, and Therapy

Advanced Robotics Research, Volume 2, Issue 2, April 2026.
Gut microbiota and biomarkers are linked to diseases like neurological disorders and metabolic syndromes. Ingestible capsule robots enable minimally invasive gut health assessment. This article proposes a promising direction for the advancement of capsule robots, integrating in situ sampling, real‐time diagnostics, and personalized therapy.
Xizong Chen, Libing Huang, Lei Ren, Miao Wang   +3 more
wiley   +1 more source

Tunable Magnetoelectric Fluxguide Cancels Power Nulls in WPT Systems With Highly Misaligned Coils

Energy Technology, Volume 14, Issue 4, April 2026.
This article presents a tunable smart fluxguide made from a magnetoelectric composite to enhance positioning freedom and maintain coupling in wireless power transfer (WPT) systems. It actively distributes the magnetic field and enables to overcome unavoidable zero‐charge areas, known as “powernulls.” However, redistributing the magnetic field can ...
Hidelberto Macedo‐Zamudio, Ulrike Wallrabe   +1 more
wiley   +1 more source

High Gain Array Antenna for Radio Frequency Energy Harvesting in Internet‐of‐Things Applications

Radio Science, Volume 61, Issue 4, April 2026.
Abstract Wireless sensor networks are increasingly deployed in Internet of Things (IoT) applications, demanding self‐powered solutions to overcome the limitations of conventional batteries. Radio frequency energy harvesting (RFEH) offers a practical means to scavenge ambient RF power from ubiquitous sources such as mobile base stations, enabling ...
Muhammad Saleem, William O. F. Carvalho, Muhammad Irfan   +2 more
wiley   +1 more source

Maximum efficiency and power point tracking system for hybrid compensated wireless charging of electric vehicle

Results in Engineering
Electric Vehicles (EV) charging using Wireless Power Transfer (WPT) technology has a promising future, however problems with alignment and efficiency optimization still exist.
Pabba Ramesh, R.K. Pongiannan, Lukas Demel, Roman Hrbac, Narayanamoorthi R   +4 more
doaj   +1 more source

Wireless Power Transfer Modalities for Implantable Bioelectronics: Electromagnetic, Acoustic, and Magneto‐Dynamic Perspectives

Advanced Materials Technologies, Volume 11, Issue 5, 6 March 2026.
This review traces the evolution of wireless power transfer (WPT) for implantable medical devices, spanning electromagnetic, magnetoelectric, acoustic, and magneto‐dynamic systems. Quantitative comparisons of power, distance, and device scale highlight trade‐offs across modalities, while emerging hybrid mechanisms reveal strategies to overcome ...
Junyeop Kim, Yoonseok Park
wiley   +1 more source