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Simultaneous wireless information and power transfer (SWIPT) has recently drawn significant interests for its dual use of radio signals to provide wireless data and energy access at the same time. However, a challenging secrecy…

信息论 · 计算机科学 2015-01-30 Hong Xing , Liang Liu , Rui Zhang

In this paper, we study the energy efficiency (EE) maximization problem in multiple-input multiple-output (MIMO) two-way relay networks with simultaneous wireless information and power transfer (SWIPT). The network consists of a…

信息论 · 计算机科学 2017-03-23 Javane Rostampoor , S. Mohammad Razavizadeh , Inkyu Lee

One of the primary goals of future wireless systems is to foster sustainability, for which, radio frequency (RF) wireless power transfer (WPT) is considered a key technology enabler. The key challenge of RF-WPT systems is the extremely low…

信号处理 · 电气工程与系统科学 2023-10-17 Amirhossein Azarbahram , Onel L. A. Lopez , Petar Popovski , Matti Latva-aho

In this work, we consider a multiple-input single-output system in which an access point (AP) performs a simultaneous wireless information and power transfer (SWIPT) to serve a user terminal (UT) that is not equipped with external power…

信息论 · 计算机科学 2016-05-19 Chen-Feng Liu , Marco Maso , Subhash Lakshminarayana , Chia-Han Lee , Tony Q. S. Quek

This work compares different linear and nonlinear RF energy harvesting models, including limited or unlimited sensitivity, for simultaneous wireless information and power transfer (SWIPT). The probability of successful SWIPT reception under…

信号处理 · 电气工程与系统科学 2018-02-28 Panos N. Alevizos , Georgios Vougioukas , Aggelos Bletsas

Wireless Energy Transfer (WET) is emerging as a potential solution for powering small energy-efficient devices. We propose strategies that use multiple antennas at a power station, which wirelessly charges a large set of single-antenna…

信息论 · 计算机科学 2019-07-10 Onel L. Alcaraz López , Hirley Alves , Richard Demo Souza , Samuel Montejo-Sánchez

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.…

信息论 · 计算机科学 2017-08-24 Lina Mohjazi , Sami Muhaidat , Mehrdad Dianati , Mahmoud Al-Qutayri

Simultaneous Wireless Information and Power Transfer (SWIPT) has attracted significant attention in the communication community. The problem of waveform design for SWIPT has however never been addressed so far. In this paper, a novel SWIPT…

信息论 · 计算机科学 2016-02-03 Bruno Clerckx

In this paper, we consider simultaneous wireless information and power transfer (SWIPT) in orthogonal frequency division multiple access (OFDMA) systems with the coexistence of information receivers (IRs) and energy receivers (ERs). The IRs…

信息论 · 计算机科学 2015-09-04 Meng Zhang , Yuan Liu , Rui Zhang

The dual use of radio signals for simultaneous wireless information and power transfer (SWIPT) has recently drawn significant attention. To meet the practical requirement that energy receivers (ERs) operate with much higher received power…

信息论 · 计算机科学 2016-11-17 Liang Liu , Rui Zhang , K. C. Chua

This paper investigates the simultaneous wireless information and power transfer (SWIPT) precoding scheme for K-user multiple-input-multiple-output (MIMO) interference channels (IC), for which interference alignment (IA) schemes provide…

信息论 · 计算机科学 2021-10-19 Navneet Garg , Avinash Rudraksh , Govind Sharma , Tharmalingam Ratnarajah

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…

信号处理 · 电气工程与系统科学 2020-02-21 Yizhe Zhao , Jie Hu , Zhiguo Ding , Kun Yang

Reconfigurable intelligent surface (RIS) is a revolutionary technology to enhance both the spectral efficiency and energy efficiency of wireless communication systems. However, most of the existing contributions mainly focused on the study…

信息论 · 计算机科学 2023-01-11 Hong Ren , Zhiwei Chen , Guosheng Hu , Zhangjie Peng , Cunhua Pan , Jiangzhou Wang

In this paper, we investigate a multiuser distributed antenna system with simultaneous wireless information and power transmission under the assumption of imperfect channel state information (CSI). In this system, a distributed antenna port…

信息论 · 计算机科学 2019-03-27 Zhengyu Zhu , Sai Huang , Zheng Chu , Fuhui Zhou , Di Zhang , Inkyu Lee

In this paper, we propose a new distributed energy beamforming and information transfer (DEBIT) scheme for realizing simultaneous wireless information and power transfer (SWIPT) in multiway relay networks (MWRNs), where multiple…

信息论 · 计算机科学 2017-10-10 Zhaoxi Fang , Xiaojun Yuan

In this paper, we study the simultaneous wireless information and power transfer (SWIPT) in downlink multiuser orthogonal frequency-division multiple access (OFDMA) systems, where each user applies power splitting scheme to coordinate the…

信息论 · 计算机科学 2015-09-16 Meng Zhang , Yuan Liu

Wireless power transfer (WPT) prolongs the lifetime of wireless sensor network by providing sustainable power supply to the distributed sensor nodes (SNs) via electromagnetic waves. To improve the energy transfer efficiency in a large WPT…

信息论 · 计算机科学 2016-11-15 Zhe Wang , Lingjie Duan , Rui Zhang

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…

The design of Wireless Information and Power Transfer (WIPT) has so far relied on an oversimplified and inaccurate linear model of the energy harvester. In this paper, we depart from this linear model and design WIPT considering the…

信息论 · 计算机科学 2017-09-22 Bruno Clerckx

Driven by the Internet of Things vision, recent years have seen the rise of new horizons for the wireless ecosystem in which a very large number of mobile low power devices interact to run sophisticated applications. The main hindrance to…

信息论 · 计算机科学 2018-07-10 Ayse Ipek Akin , Nafiseh Janatian , Ivan Stupia , Luc Vandendorpe