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Topological wireless power transfer (WPT) technologies have attracted considerable interest due to their high transmission efficiency and robustness in coupled array configurations. However, conventional periodic and quasi-periodic…

Applied Physics · Physics 2025-05-13 Luyao Wan , Han Zhang , Yunhui Li , Yaping Yang , Hong Chen , Zhiwei Guo

This paper considers an energy-limited cognitive relay network where a secondary transmitter (ST) assists to forward the traffic from a primary transmitter (PT) to a primary receiver (PR), in exchange for serving its own secondary receiver…

Information Theory · Computer Science 2016-08-30 Ruijin Sun , Ying Wang , Zhongyu Miao , Xinshui Wang

This letter studies a radio-frequency (RF) multi-user wireless power transfer (WPT) system, where an energy transmitter (ET) with a large number of antennas delivers energy wirelessly to multiple distributed energy receivers (ERs). We…

Information Theory · Computer Science 2017-06-26 Seunghyun Lee , Yong Zeng , Rui Zhang

This paper considers an unmanned aerial vehicle (UAV)-enabled wireless power transfer (WPT) system, in which a UAV equipped with a directional antenna is dispatched to deliver wireless energy to charge two energy receivers (ERs) on the…

Information Theory · Computer Science 2018-05-11 Yundi Wu , Jie Xu , Ling Qiu

Wirelessly powered backscatter communication (WPBC) has been identified as a promising technology for low-power communication systems, which can reap the benefits of energy beamforming to improve energy transfer efficiency. Existing studies…

Networking and Internet Architecture · Computer Science 2019-07-30 Wenyuan Ma , Wei Wang , Tao Jiang

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

This paper analyzes the communication between two energy harvesting wireless sensor nodes. The nodes use automatic repeat request and forward error correction mechanism for the error control. The random nature of available energy and…

Information Theory · Computer Science 2017-10-26 Animesh Yadav , Mathew Goonewardena , Wessam Ajib , Octavia A. Dobre , Halima Elbiaze

Radio frequency (RF) signals can be relied upon for conventional wireless information transfer (WIT) and for challenging wireless power transfer (WPT), which triggers the significant research interest in the topic of simultaneous wireless…

Signal Processing · Electrical Eng. & Systems 2020-02-21 Yizhe Zhao , Jie Hu , Zhiguo Ding , Kun Yang

Simultaneous wireless information and power transfer (SWIPT) relay networks represent a paradigm shift in the development of wireless networks, enabling simultaneous radio frequency (RF) energy harvesting (EH) and information processing.…

Information Theory · Computer Science 2017-08-24 Lina Mohjazi , Sami Muhaidat , Mehrdad Dianati , Mahmoud Al-Qutayri

Simultaneous wireless information and power transfer (SWIPT) is a promising solution for enabling long-life, and self-sustainable wireless networks. In this thesis, we propose a practical non-linear energy harvesting (EH) model and design a…

Information Theory · Computer Science 2016-02-03 Elena Boshkovska

Simultaneous wireless information and power transfer (SWIPT) technique is a popular strategy to convey both information and RF energy for harvesting at receivers. In this regard, we consider a two-way relay system with multiple users and a…

Information Theory · Computer Science 2021-06-08 Navneet Garg , Junkai Zhang , Tharmalingam Ratnarajah

In this paper, we study wireless networked control systems in which the sensing devices are powered by energy harvesting. We consider a scenario with multiple plants, where the sensors communicate their measurements to their respective…

Optimization and Control · Mathematics 2018-01-31 Miguel Calvo-Fullana , Carles Antón-Haro , Javier Matamoros , Alejandro Ribeiro

This paper studies the joint optimization problem of two-way relay beamforming, the receiver power splitting (PS) ratio as well as the transmit power at the sources to maximize the achievable sum-rate of a simultaneous wireless information…

Information Theory · Computer Science 2016-10-19 Alexander A. Okandeji , Muhammad R. A. Khandaker , Kai-Kit Wong , Zhongbin Zheng

This paper shows that wirelessly powered backscatter communications is subject to a fundamental tradeoff between the harvested energy at the tag and the reliability of the backscatter communication, measured in terms of SNR at the reader.…

Information Theory · Computer Science 2017-03-09 Bruno Clerckx , Zati Bayani Zawawi , Kaibin Huang

Wireless power transmission (WPT) is a critical technology that provides a secure alternative mechanism for wireless power and communication with implantable medical devices. WPT approaches for implantable medical devices have been utilized…

Signal Processing · Electrical Eng. & Systems 2020-03-04 Mohammad Haerinia

A Wireless Power Transfer Network (WPTN) aims to support devices with cable-less energy on-demand. Unfortunately, wireless power transfer itself-especially through radio frequency radiation rectification-is fairly inefficient due to…

Networking and Internet Architecture · Computer Science 2015-04-03 Qingzhi Liu , Michał Goliński , Przemysław Pawełczak , Martijn Warnier

This article proposes a novel system concept named universal wireless power transfer, in which power can be wirelessly transferred between different entities (e.g. vehicles, robots, homes, grid facilities, consumer electronic devices, etc.)…

Systems and Control · Electrical Eng. & Systems 2021-08-06 Dinh Hoa Nguyen , Andrew Chapman

The integration of wireless power transfer (WPT) with Internet of Things (IoT) offers promising solutions for sensing applications, but faces significant challenges when deployed in hard-to-access areas such as high-temperature…

Networking and Internet Architecture · Computer Science 2025-07-11 Wen Zhang , Aimin Wang , Jiahui Li , Geng Sun , Jiacheng Wang , Weijie Yuan , Dusit Niyato

Wireless power transfer (WPT) is a promising solution to provide convenient and perpetual energy supplies to electronics. Traditional WPT technologies face the challenge of providing Watt-level power over meter-level distance for Internet…

Signal Processing · Electrical Eng. & Systems 2018-10-10 Qingqing Zhang , Wen Fang , Qingwen Liu , Jun Wu , Pengfei Xia , Liuqing Yang

Fluid antenna is a promising wireless communication technology that enhances communication rate by changing the antenna positions. This article proposes a new communication system that combines multiple-input single-output (MISO) fluid…

Information Theory · Computer Science 2025-10-24 Feilong Zhang , Jianxin Dai , Zhaohui Yang , Kai-Kit Wong , Lingyuxiu Li , Jianglin Ye