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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

Unmanned aerial vehicle (UAV)-enabled wireless power transfer (WPT) has recently emerged as a promising technique to provide sustainable energy supply for widely distributed low-power ground devices (GDs) in large-scale wireless networks.…

Information Theory · Computer Science 2021-03-02 Lifeng Xie , Xiaowen Cao , Jie Xu , Rui Zhang

In this study, an equivalent circuit model is presented to emulate the behavior of a metamaterial-based wireless power transfer system. For this purpose, the electromagnetic field simulation of the proposed system is conducted in ANSYS high…

Far-field Wireless Power Transfer (WPT) has attracted significant attention in recent years. Despite the rapid progress, the emphasis of the research community in the last decade has remained largely concentrated on improving the design of…

Information Theory · Computer Science 2016-11-03 Bruno Clerckx , Ekaterina Bayguzina

The advance in RF energy transfer and harvesting technique over the past decade has enabled wireless energy replenishment for electronic devices, which is deemed as a promising alternative to address the energy bottleneck of conventional…

Information Theory · Computer Science 2015-01-06 Xiao Lu , Ian Flint , Dusit Niyato , Nicolas Privault , Ping Wang

Energy beamforming has emerged as a promising technique for enhancing the energy transfer efficiency of wireless power transfer (WPT). However, the performance of conventional energy beamforming may seriously degrade due to the non-linear…

Signal Processing · Electrical Eng. & Systems 2020-06-08 Ganggang Ma , Jie Xu , Ya-Feng Liu , Mohammad R. Vedady Moghadam

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 2020-06-03 Huiyuan Yang , Xiaojun Yuan , Jun Fang , Ying-Chang Liang

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

Conventional wireless power transfer systems consist of a microwave power generator and a microwave power receiver separated by some distance. To realize efficient power transfer, the system is typically brought to resonance, and the…

Applied Physics · Physics 2018-08-29 Y. Ra'di , B. Chowkwale , C. A. Valagiannopoulos , F. Liu , A. Alu , C. R. Simovski , S. A. Tretyakov

The topological characteristics, including invariant topological orders, band inversion, and the topological edge mode (TEM) in the photonic insulators, have been widely studied. Whether people can take advantage of intriguing topological…

Applied Physics · Physics 2021-01-11 Juan Song , Fengqing Yang , Zhiwei Guo , Xian Wu , Kejia Zhu , Jun Jiang , Yong Sun , Yunhui Li , Haitao Jiang , Hong Chen

This paper investigates the average throughput of a wireless powered communications system, where an energy constrained source, powered by a dedicated power beacon (PB), communicates with a destination. It is assumed that the PB is capable…

Information Theory · Computer Science 2016-11-18 Caijun Zhong , Xiaoming Chen , Zhaoyang Zhang , George Karagiannidis

Acoustic Power Transfer is a relatively new technology. It is a modern type of a wireless interface, where data signals and supply voltages are transmitted, with the use of mechanical waves, through a medium. The simplest application of…

Sound · Computer Science 2025-05-16 Ippokratis Kochliaridis , Michail E. Kiziroglou

We analyze a cooperative wireless communication system with finite block length and finite battery energy, under quasi-static Rayleigh fading. Source and relay nodes are powered by a wireless energy transfer (WET) process, while using the…

Information Theory · Computer Science 2018-01-03 Onel L. A. López , Evelio M. G. Fernández , Richard D. Souza , Hirley Alves

Distributed antenna systems (DAS) have been widely implemented in state-of-the-art cellular communication systems to cover dead spots. Recent studies have also indicated that DAS have advantages in wireless energy transfer (WET). In this…

Information Theory · Computer Science 2016-06-16 Fangchao Yuan , Shi Jin , Kai-Kit Wong , Hongbo Zhu

Simultaneous wireless information and power transfer (SWIPT) is a promising technology for the upcoming sixth-generation (6G) communication networks, enabling internet of things (IoT) devices and sensors to extend their operational…

Signal Processing · Electrical Eng. & Systems 2025-03-12 Cheng Luo , Jie Hu , Luping Xiang , Kun Yang

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 this work, we provide an overview of the hardware architecture of wireless power transfer (WPT), RFID, and wireless information and power transfer (WIPT) systems. The historical milestones and structure differences among WPT, RFID, and…

Hardware Architecture · Computer Science 2021-02-16 Yu Luo , Lina Pu

RF-based wireless power transfer networks (WPTNs) are deployed to transfer power to embedded devices over the air via RF waves. Up until now, a considerable amount of effort has been devoted by researchers to design WPTNs that maximize…

Networking and Internet Architecture · Computer Science 2016-02-12 Qingzhi Liu , Kasım Sinan Yıldırım , Przemysław Pawełczak , Martijn Warnier

A near-field simultaneous wireless information and power transfer (SWIPT) network is investigated, where the hybrid beamforming architecture is employed at the base station (BS) for information transmission while charging energy harvesting…

Information Theory · Computer Science 2023-05-09 Zheng Zhang , Yuanwei Liu , Zhaolin Wang , Xidong Mu , Jian Chen

Radio frequency (RF) energy transfer and harvesting has been intensively studied recently as a promising approach to significantly extend the lifetime of energy-constrained wireless networks. This technique has a great potential to provide…

Information Theory · Computer Science 2017-11-28 He Chen , Chao Zhai , Yonghui Li , Branka Vucetic
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