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In this letter, we consider the control of an energy self-sufficient receiver in a multi-access network with simultaneous wireless information and energy transfer. Multiple transmitters send data to a common receiver whose only source of…

Signal Processing · Electrical Eng. & Systems 2019-02-08 Yunus Sarikaya , Ozgur Ercetin

The growing popularity of big data and Internet of Things (IoT) applications bring new challenges to the wireless communication community. Wireless transmission systems should more efficiently support the large amount of data traffics from…

Signal Processing · Electrical Eng. & Systems 2019-04-18 Hong-Chuan Yang , Mohamed-Slim Alouini

We discover the quantum analog of the well-known classical maximum power transfer theorem. Our theoretical framework considers the continuous steady-state problem of coherent energy transfer through an N-node bosonic network coupled to an…

Quantum Physics · Physics 2019-04-19 Cristian L. Cortes , Zubin Jacob

Wireless power transfer (WPT) has garnered increasing attention due to its potential to eliminate device-side batteries. With the advent of (distributed) multiple-input multiple-output (MIMO), radio frequency (RF) WPT has become feasible…

Signal Processing · Electrical Eng. & Systems 2024-08-21 Gilles Callebaut , Jarne Van Mulders , Bert Cox , Liesbet Van der Perre , Lieven De Strycker , François Rottenberg

In conventional inductive wireless power devices, the energy is transferred via only reactive near fields, which is equivalent to non-radiative F\"orster energy transfer in optics. Radiation from transmitting and receiving coils is usually…

Applied Physics · Physics 2023-02-07 N. Ha-Van , C. R. Simovski , F. S. Cuesta , P. Jayathurathnage , S. A. Tretyakov

A simple feedback control algorithm is presented for distributed beamforming in a wireless network. A network of wireless sensors that seek to cooperatively transmit a common message signal to a Base Station (BS) is considered. In this…

Information Theory · Computer Science 2007-07-16 R. Mudumbai , J. Hespanha , U. Madhow , G. Barriac

Communication energy in a wireless network of mobile autonomous agents should be considered as the sum of transmission energy and propulsion energy used to facilitate the transfer of information. Accordingly, communication-theoretic and…

Systems and Control · Computer Science 2021-12-16 Omar J. Faqir , Eric C. Kerrigan , Deniz Gündüz

Transmit power control is one of the most important issues in wireless networks, where nodes typically operate on limited battery power. Reducing communicating power consumption is essential for both economic and ecologic reasons. In fact,…

Systems and Control · Electrical Eng. & Systems 2022-12-13 Alejandro I. Maass , Dragan Nesic , Romain Postoyan , Vineeth S. Varma , Samson Lasaulce

Battery powered transmitters face energy constraint, replenishing their energy by a renewable energy source (like solar or wind power) can lead to longer lifetime. We consider here the problem of finding the optimal power allocation under…

Systems and Control · Computer Science 2011-10-12 Abhinav Sinha , Prasanna Chaporkar

We propose a scheme for high quantum state transfer efficiency between two distant mechanical oscillators. Through coupling separately to two optical cavities connected by an optical fiber, two distant mechanical oscillators achieve a…

Quantum Physics · Physics 2017-12-19 Dai Jia-Feng , Guo Yan-Qing , Zhang Xing-Yuan , Wang Dian-Fu , Huang He-Fei

By reconfiguring the propagation environment of electromagnetic waves artificially, reconfigurable intelligent surfaces (RISs) have been regarded as a promising and revolutionary hardware technology to improve the energy and spectrum…

Signal Processing · Electrical Eng. & Systems 2020-12-08 Huiyuan Yang , Xiaojun Yuan , Jun Fang , Ying-Chang Liang

We study wave propagation in networks of coupled cells which can behave as excitable or self-oscillatory media. For excitable media, an asymptotic construction of wave trains is presented. This construction predicts their shape and speed,…

Other Condensed Matter · Physics 2009-11-11 A. Carpio

In this paper we propose a scheme for quasi-perfect state transfer in a network of dissipative harmonic oscillators. We consider ideal sender and receiver oscillators connected by a chain of nonideal transmitter oscillators coupled by…

Quantum Physics · Physics 2015-05-13 A. Cacheffo , M. A. de Ponte , M. H. Y. Moussa , A. S. M. de Castro

Traditional wireless power transfer (WPT) systems are largely limited to 1-D charging pads or 2-D charging surfaces and therefore do not support a truly ubiquitous device-powering experience. Although room-scale WPT based on multimode…

Applied Physics · Physics 2026-03-30 Takuya Sasatani , Yoshihiro Kawahara

In this report, methods of wireless power transfer of inside a cage is compared and simulated. Software Ansys Electronics Maxwell was used to simulate magnetic coupling of transmitter(s) and receiver with 10mA winding current in the mouse…

Networking and Internet Architecture · Computer Science 2022-12-21 Carl Zhang , Xilin Liu

In this paper, we consider a common unicast beamforming network where Alice utilizes the communication to Carol as a cover and covertly transmits a message to Bob without being recognized by Willie. We investigate the beamformer design of…

Information Theory · Computer Science 2021-04-01 Shuai Ma , Yunqi Zhang , Hang Li , Songtao Lu , Naofal Al-Dhahir , Sha Zhang , Shiyin Li

This paper proposes a signal processing methodology of communication system and realized that circuits using operational transconductance amplifier (OTA). Two important classes of communication circuit, delta modulator and compander have…

Other Computer Science · Computer Science 2010-02-26 A. Roy , K. Ghosh , S. Mondal , B. N. Ray

In this paper, we study resource allocation algorithm design for power efficient secure communication with simultaneous wireless information and power transfer (WIPT) in multiuser communication systems. In particular, we focus on power…

Information Theory · Computer Science 2014-02-25 Shiyang Leng , Derrick Wing Kwan Ng , Robert Schober

Wireless charging for mobile Internet of Things (IoT) devices such as smartphones is extremely difficult. To reduce energy dissipation during wireless transmission in mobile scenarios, laser or narrow radio beams with sophisticated tracking…

Signal Processing · Electrical Eng. & Systems 2022-01-14 Qingwen Liu , Mingqing Xiong , Mingqing Liu , Qingwei Jiang , Wen Fang , Yunfeng Bai

This paper considers an orthogonal frequency division multiplexing (OFDM) point-to-point wireless communication system with simultaneous wireless information and power transfer. We study a receiver which is able to harvest energy from the…

Information Theory · Computer Science 2013-03-12 Derrick Wing Kwan Ng , Robert Schober