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Related papers: Non-radiative mid-range wireless power transfer: A…

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Wireless power transfer via a dielectric loaded multi-moded split cavity resonator (SCR) is proposed. Unlike conventional inductive resonant coupling, the scheme enables the control of both the real and imaginary parts of the transfer…

Applied Physics · Physics 2020-01-29 Sameh Elnaggar , Chinmoy Saha , Yahia Antar

Integrating the wireless power transfer (WPT) technology into the wireless communication system has been important for operational cost saving and power-hungry problem solving of electronic devices. In this paper, we propose a resonant beam…

Systems and Control · Electrical Eng. & Systems 2021-07-28 Wen Fang , Hao Deng , Qingwen Liu , Mingqing Liu , Mengyuan Xu , Liuqing Yang , Georgios B. Giannakis

Radio Frequency Identification (RFID) and implantable biomedical devices need efficient power and data transfer with very low profile antennas. We propose a low profile electrically small antenna for near-field wireless power and data…

Instrumentation and Detectors · Physics 2015-06-11 Guoqing Fu , Sameer Sonkusale

A simple experiment is presented which indicates that electromagnetic fields propagate superluminally in the near-field next to an oscillating electric dipole source. A high frequency 437MHz, 2 watt sinusoidal electrical signal is…

General Physics · Physics 2007-05-23 William D. Walker

Microscopic theory of the nonradiative energy transfer in a system of III-V semiconductor quantum dots is elaborated in our work. The energy transfer both due to direct Coulomb and due to exchange interactions between two quantum dots…

Mesoscale and Nanoscale Physics · Physics 2017-11-22 O. P. Chikalova-Luzina , D. M. Samosvat , V. M. Vyatkin , G. G. Zegrya

Wireless energy transfer is an emerging technology that is used in networks of battery-powered devices in order to deliver energy and keep the network functional. Existing state-of-the-art studies have mainly focused on applying this…

Networking and Internet Architecture · Computer Science 2021-09-27 Sotiris Nikoletseas , Theofanis P. Raptis , Christoforos Raptopoulos

Shortcut to adiabaticity (STA) techniques have the potential to drive a system beyond the adiabatic limits. Here, we present a robust and efficient method for wireless power transfer (WPT) between two coils based on the so-called…

Quantum Physics · Physics 2026-01-01 Koushik Paul , Amarendra K. Sarma

Radio frequency wireless power transfer (WPT) enables charging low-power mobile devices without relying on wired infrastructure. Current existing WPT systems are typically designed assuming far-field propagation, where the radiated energy…

Signal Processing · Electrical Eng. & Systems 2021-10-12 Haiyang Zhang , Nir Shlezinger , Francesco Guidi , Davide Dardari , Mohammadreza F Imani , Yonina C Eldar

In circuit electromechanics, the coupling strength is usually very small. Here, replacing the capacitor in circuit electromechanics by a superconducting flux qubit, we show that the coupling among the qubit and the two resonators can induce…

Quantum Physics · Physics 2015-07-14 Zheng-Yuan Xue , Li-Na Yang , Jian Zhou

Radio-frequency (RF) control is a key technique in cold atom experiments. We present a compact and efficient RF circuit based on a capacitive transformer network, where a low-frequency coil operating up to 30MHz serves as both an intrinsic…

Atomic Physics · Physics 2026-01-27 Yudong Wei , Zhongshu Hu , Yajing Guo , Zhentian Qian , Shengjie Jin , Xuzong Chen , Xiong-jun Liu

Magnetic resonant coupling (MRC) is an efficient method for realizing the near-field wireless power transfer (WPT). The use of multiple transmitters (TXs) each with one coil can be applied to enhance the WPT performance by focusing the…

Information Theory · Computer Science 2016-11-15 Gang Yang , Mohammad R. Vedady Moghadam , Rui Zhang

We study the reflection and transmission properties of a system comprising two whispering-gallery mode resonators, each containing a Zeeman-split quantum dot and side-coupled to an optical fiber. Our results demonstrate that unidirectional…

Quantum Physics · Physics 2023-08-21 Gang Li , Ying-Qiao Zhang , Xing-Ri Jin

In this work, we consider a multiuser cooperative wireless network where the energy-constrained sources have independent information to transmit to a common destination, which is assumed to be externally powered and responsible for…

Information Theory · Computer Science 2015-06-18 Guilherme Luiz Moritz , João Luiz Rebelatto , Richard Demo Souza , Bartolomeu F. Uchôa-Filho , Yonghui Li

This work considers distributed sensing and transmission of sporadic random samples. Lower bounds are derived for the reconstruction error of a single normally or uniformly-distributed finite-dimensional vector imperfectly measured by a…

Information Theory · Computer Science 2015-11-20 Ayşe Ünsal , Raymond Knopp

This paper proposes a model-based control method in the wireless power transfer (WPT) system by operating a semi-bridgeless active rectifier (SBAR) to suppress the secondary coil current overshoot. By damping the current overshoot, it is…

Systems and Control · Electrical Eng. & Systems 2023-10-27 Kota Fujimoto , Takumi Hamada , Hiroshi Fujimoto

Low-power sensors can be integrated into an aircraft for numerous use cases. Conventionally, these sensors are powered via cables, which introduces various disadvantages to the overall efficiency of the aircraft. Alternatively, batteries…

Systems and Control · Electrical Eng. & Systems 2020-08-14 Jan Tepper , Aygün Baltaci , Bernd Schleicher , Andreas Drexler , Svetoslav Duhovnikov , Mustafa Ozger , Morteza Tavana , Cicek Cavdar , Dominic Schupke

Cold atoms experiments employ magnetic fields, commonly generated by coils, as an essential tool to control and manipulate atomic samples. In these experiments, it is often necessary to rapidly switch the magnetic field between two values.…

Breakthroughs in information and power transfer for wireless networks are imperative in order to satisfy the requirement of wireless nodes for energy sustainability. To this end, significant research efforts in academia and industry have…

Information Theory · Computer Science 2020-02-19 Ha-Vu Tran , Georges Kaddoum , Chadi Abou-Rjeily

We present Full-body WPT, wireless power networking around the human body using a meandered textile coil. Unlike traditional inductive systems that emit strong fields into the deep tissue inside the body, the meander coil enables localized…

Human-Computer Interaction · Computer Science 2025-07-25 Ryo Takahashi , Takashi Sato , Wakako Yukita , Tomoyuki Yokota , Takao Someya , Yoshihiro Kawahara

In quantum computation, information is processed by gates that must coherently couple separate qubits. In many systems the qubits are naturally coupled, but such an always-on interaction limits the algorithms that may be implemented.…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 Morteza Erfani , David G. Hasko , Alessandro Rossi , Wan Sik Cho , Jung-Bum Choi