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The increasing demands of power supply and data rate for mobile devices promote the research of simultaneous wireless information and power transfer (SWIPT). Optical SWIPT, as known as simultaneous light information and power transfer…

信号处理 · 电气工程与系统科学 2022-05-19 Mingliang Xiong , Qingwen Liu , Shengli Zhou , Shun Han , Mingqing Liu

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 paper considers transmit covariance matrix design for secrecy rate maximization problem in a multiple-input single-output (MISO) multicasting simultaneous wireless information and power transfer (SWIPT) system. In order to enhance the…

信息论 · 计算机科学 2016-05-09 Miao Zhang , Kanapathippillai Cumanan , Alister Burr

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

In this letter, we study the resource allocation for a multiuser intelligent reflecting surface (IRS)-aided simultaneous wireless information and power transfer (SWIPT) system. Specifically, a multi-antenna base station (BS) transmits…

信息论 · 计算机科学 2021-03-11 A. Khalili , S. Zargari , Q. Wu , D. W. K. Ng , R. Zhang

Simultaneous wireless information and power transfer (SWIPT) has been recognized as a promising approach to improving the performance of energy constrained networks. In this paper, we investigate a SWIPT based three-step two-way…

信息论 · 计算机科学 2019-02-25 Liqin Shi , Wenchi Cheng , Yinghui Ye , Hailin Zhang , Rose Qingyang Hu

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…

信息论 · 计算机科学 2013-02-18 Rui Zhang , Chin Keong Ho

We consider the problem of maximizing the harvested power in Multiple Input Multiple Output (MIMO) Simultaneous Wireless Information and Power Transfer (SWIPT) systems with power splitting reception. Different from recently proposed…

信息论 · 计算机科学 2017-10-13 Deepak Mishra , George C. Alexandropoulos

This paper addresses a weighted sum rate (WSR) maximization problem for downlink OFDMA aided by a decode-and-forward (DF) relay under a total power constraint. A novel subcarrier-pair based opportunistic DF relaying protocol is proposed.…

系统与控制 · 计算机科学 2015-06-12 Tao Wang , Francois Glineur , Jerome Louveaux , Luc Vandendorpe

Rate-splitting multiple access (RSMA) and reconfigurable intelligent surface (RIS) have been both recognized as promising techniques for 6G. The benefits of combining the two techniques to enhance the spectral and energy efficiency have…

信号处理 · 电气工程与系统科学 2023-01-16 Chengzhong Tian , Yijie Mao , Kangchun Zhao , Yuanming Shi , Bruno Clerckx

In this paper, we address the problem of joint allocation of transmit and jamming power at the source and destination, respectively, to enhance the long-term cumulative secrecy performance of an energy-harvesting wireless communication…

信号处理 · 电气工程与系统科学 2025-08-05 Shalini Tripathi , Chinmoy Kundu , Animesh Yadav , Ankur Bansal , Holger Claussen , Lester Ho

This paper considers simultaneous wireless information and power transfer (SWIPT) over a dual-hop dynamic decode-and-forward (DF) relay network with the power-splitting (PS) energy harvesting protocol at the relay. The circuit power…

信号处理 · 电气工程与系统科学 2019-09-13 Bhathiya Pilanawithana , Saman Atapattu , Jamie Evans

The secrecy rate region of wiretap interference channels with a multi-antenna passive eavesdropper is studied under receiver energy harvesting constraints. To stay operational in the network, the legitimate receivers demand energy alongside…

信息论 · 计算机科学 2019-03-01 Ali Kariminezhad , Zohaib Hassan Awan , Hendrik Vogt , Aydin Sezgin

This paper considers a multiuser multiple-input single-output (MISO) downlink system with simultaneous wireless information and power transfer. In particular, we focus on secure communication in the presence of passive eavesdroppers and…

信息论 · 计算机科学 2016-11-15 Derrick Wing Kwan Ng , Ernest S. Lo , Robert Schober

Power splitting (PS) based simultaneous wireless information and power transfer (SWIPT) is considered in a multi-user multiple-input-single-output broadcast scenario. Specifically, we focus on jointly configuring the transmit beamforming…

信号处理 · 电气工程与系统科学 2022-10-25 Dileep Kumar , Onel L. Alcaraz López , Satya Krishna Joshi , Antti Tölli

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 provide an overview of the recent advances in microwave-enabled wireless energy transfer (WET) technologies and their applications in wireless communications. Specifically, we divide our discussions into three parts.…

网络与互联网体系结构 · 计算机科学 2014-07-03 Suzhi Bi , Chin Keong Ho , Rui Zhang

This paper considers the weighted sum rate (WSR) maximized resource allocation (RA) constrained by a system sum power in an orthogonal frequency division multiple access (OFDMA) downlink transmission system assisted by multiple…

信息论 · 计算机科学 2015-05-28 Tao Wang , Luc Vandendorpe

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…

信息论 · 计算机科学 2021-06-08 Navneet Garg , Junkai Zhang , Tharmalingam Ratnarajah

Simultaneous wireless information and power transfer (SWIPT), which achieves both wireless energy transfer (WET) and information transfer, is an attractive technique for future Internet of Everything (IoE) in the sixth-generation (6G)…

信号处理 · 电气工程与系统科学 2024-06-11 Runyu Lyu , Wenchi Cheng , Bazhong Shen , Zhiyuan Ren , Hailin Zhang