English
Related papers

Related papers: A Retrodirective Wireless Power Transfer Scheme fo…

200 papers

Wireless power transmission (WPT) is expected to play an important role in the Internet of Things services by providing the perpetual operation of IoT sensors. However, to prolong the IoT network's lifetime, the efficient resource…

Signal Processing · Electrical Eng. & Systems 2020-03-31 Jaeseob Han , Gyeong Ho Lee , Sangdon Park , Jun Kyun Choi

This paper presents a novel concept termed Integrated Imaging and Wireless Power Transfer (IWPT), wherein the integration of imaging and wireless power transfer functionalities is achieved on a unified hardware platform. IWPT leverages a…

Signal Processing · Electrical Eng. & Systems 2024-08-02 Qianyu Yang , Haiyang Zhang , Chunguo Li , Ruiqi Liu , Baoyun Wang

In this paper, we investigate and analyze energy recycling for a reconfigurable intelligent surface (RIS)-aided wireless-powered communication network. As opposed to the existing works where the energy harvested by Internet of things (IoT)…

Information Theory · Computer Science 2022-09-28 Hao Xie , Bowen Gu , Dong Li , Zhi Lin , Yongjun Xu

The various wireless networks have made the ambient radio frequency signals around the world. Wireless information and power transfer enables the devices to recycle energy from these ambient radio frequency signals and process information…

Information Theory · Computer Science 2013-07-30 Zhiyong Chen , Biao Wang , Bin Xia , Hui Liu

Future Internet-of-Things (IoT) will connect billions of small computing devices embedded in the environment and support their device-to-device (D2D) communication. Powering this massive number of embedded devices is a key challenge of…

Information Theory · Computer Science 2016-09-20 Kaifeng Han , Kaibin Huang

The low efficiency of far-field wireless power transfer (WPT) limits the fundamental rate-energy (R-E) performance trade-off of the simultaneous wireless information and power transfer (SWIPT) system. To address this challenge, we propose…

Information Theory · Computer Science 2020-01-03 Qingqing Wu , Rui Zhang

In this letter, we consider a wireless-powered backscatter communication (WP-BackCom) network, where the transmitter first harvests energy from a dedicated energy RF source in the sleep state, and then backscatters information and harvests…

Information Theory · Computer Science 2019-06-04 Yinghui Ye , Liqin Shi , Rose Hu , Guangyue Lu

Radio-frequency (RF) signals enabled wireless information and power transfer (WIPT) is a cost-effective technique to achieve two-way communications and at the same time provide energy supplies for low-power wireless devices. However, the…

Information Theory · Computer Science 2017-07-25 Yuan Liu , Jie Xu , Rui Zhang

In an era driven by the Internet of Things (IoT) and rapid wireless communication advances, the synergy between sensing and backscatter communication (BackCom) has emerged as a frontier of research. This paper delves deep into the…

Signal Processing · Electrical Eng. & Systems 2023-12-13 Shayan Zargari , Diluka Galappaththige , Chintha Tellambura

Wireless power transfer (WPT) is a promising new solution to provide convenient and perpetual energy supplies to wireless networks. In practice, WPT is implementable by various technologies such as inductive coupling, magnetic resonate…

Information Theory · Computer Science 2013-02-18 Rui Zhang , Chin Keong Ho

The recent advanced wireless energy harvesting technology has enabled wireless-powered communications to accommodate wireless data services in a self-sustainable manner. However, wireless-powered communications rely on active RF signals to…

Networking and Internet Architecture · Computer Science 2017-12-12 Xiao Lu , Hai Jiang , Dusit Niyato , Dong In Kim , Zhu Han

Radio frequency wireless energy transfer (WET) is a promising solution for powering autonomous Internet of Things (IoT) deployments. In this work, we leverage energy beamforming for powering multiple user equipments (UEs) with stringent…

Information Theory · Computer Science 2022-03-02 Onel L. A. López , Dileep Kumar , Richard Demo Souza , Petar Popovski , Antti Tölli , Matti Latva-aho

Radiative wireless power transfer (WPT) is a promising technology to provide cost-effective and real-time power supplies to wireless devices. Although radiative WPT shares many similar characteristics with the extensively studied wireless…

Information Theory · Computer Science 2016-11-22 Yong Zeng , Bruno Clerckx , Rui Zhang

Radio Frequency (RF) wireless power transfer is a promising technology that has the potential to constantly power small Internet of Things (IoT) devices, enabling even battery-less systems and reducing their maintenance requirements.…

Systems and Control · Electrical Eng. & Systems 2024-08-01 Lukas Schulthess , Federico Villani , Philipp Mayer , Michele Magno

Reliable energy supply remains a crucial challenge in the Internet of Things (IoT). Although relying on batteries is cost-effective for a few devices, it is neither a scalable nor a sustainable charging solution as the network grows…

Networking and Internet Architecture · Computer Science 2023-11-10 Osmel Martínez Rosabal , Onel L. Alcaraz López , Hirley Alves , Matti Latva-aho

Radio frequency (RF) wireless energy transfer (WET) is a promising technology for powering the growing ecosystem of Internet of Things (IoT) using power beacons (PBs). Recent research focuses on efficient PB architectures that can support…

Ambient Internet of Things (AIoT), recently standardized by the 3rd Generation Partnership Project (3GPP), demands a low-power wide-area communication solution that operates several orders of magnitude below the power requirements of…

Signal Processing · Electrical Eng. & Systems 2025-01-22 Jingyi Liao , Tianshu Zhang , Kalle Ruttik , Riku Jäntti , Dinh-Thuy Phan-Huy

Ambient backscatter is an intriguing wireless communication paradigm that allows small devices to compute and communicate by using only the power they harvest from radio-frequency (RF) signals in the air. Ambient backscattering devices…

Information Theory · Computer Science 2016-05-17 Donatella Darsena , Giacinto Gelli , Francesco Verde

Energy beamforming (EB) is a key technique for achieving efficient radio-frequency (RF) transmission enabled wireless energy transfer (WET). By optimally designing the waveforms from multiple energy transmitters (ETs) over the wireless…

Information Theory · Computer Science 2017-04-05 Seunghyun Lee , Rui Zhang

The rapid growth of Internet of Things (IoT) dramatically increases power consumption of wireless devices. Simultaneous wireless information and power transfer (SWIPT) is a promising solution for sustainable operation of IoT devices. In…

Information Theory · Computer Science 2018-01-22 Yuwen Huang , Mengyu Liu , Yuan Liu