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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

In this paper, we consider wireless powered communication networks which could operate perpetually, as the base station (BS) broadcasts energy to the multiple energy harvesting (EH) information transmitters. These employ "harvest then…

Information Theory · Computer Science 2016-03-02 Zoran Hadzi-Velkov , Ivana Nikoloska , George K. Karagiannidis , Trung Q. Duong

The surging global mobile data traffic challenges the economic viability of cellular networks and calls for innovative solutions to reduce the network congestion and improve user experience. In this context, user-provided networks (UPNs),…

Networking and Internet Architecture · Computer Science 2016-12-16 George Iosifidis , Lin Gao , Jianwei Huang , Leandros Tassiulas

Energy harvesting is a promising solution to prolong the operation of energy-constrained wireless networks. In particular, scavenging energy from ambient radio signals, namely wireless energy harvesting (WEH), has recently drawn significant…

Information Theory · Computer Science 2012-11-01 Liang Liu , Rui Zhang , Kee-Chaing Chua

The simultaneous wireless transfer of information and power with the help of a relay equipped with multiple antennas is considered in this letter, where a harvest-and-forward strategy is proposed. In particular, the relay harvests energy…

Information Theory · Computer Science 2015-06-23 Zheng Zhou , Mugen Peng , Zhongyuan Zhao , Yong Li

In this paper, we consider a wireless powered multi-relay network in which a multi-antenna hybrid access point underlaying a cellular system transmits information to distant receivers. Multiple relays capable of energy harvesting are…

Information Theory · Computer Science 2018-10-23 Jing Xu , Yuze Zou , Shimin Gong , Lin Gao , Dusit Niyato , Wenqing Cheng

This letter considers a compute-and-forward two-way relaying channel with simultaneous wireless information and power transfer. Specifically, two single-antenna users exchange information via a multi-antenna relay station based on nested…

Information Theory · Computer Science 2016-11-01 Zhigang Wen , Shuai Wang , Chunxiao Fan , Weidong Xiang

The recent advance in radio-frequency (RF) wireless energy transfer (WET) has motivated the study of wireless powered communication network (WPCN), in which distributed wireless devices are powered via dedicated WET by the hybrid…

Information Theory · Computer Science 2015-12-02 Seunghyun Lee , Rui Zhang

Energy harvesting emerges as a potential solution for prolonging the lifetime of the energy-constrained mobile wireless devices. In this paper, we focus on Radio Frequency (RF) energy harvesting for multiuser multicarrier mobile wireless…

Networking and Internet Architecture · Computer Science 2017-07-24 Bassem Khalfi , Bechir Hamdaoui , Mahdi Ben Ghorbel , Mohsen Guizani , Xi Zhang , Nizar Zorba

In this paper, we consider a wireless-powered cooperative communication network, which consists of a hybrid access-point (AP), a hybrid relay, and an information source. In contrast to the conventional cooperative networks, the source in…

Information Theory · Computer Science 2014-08-22 He Chen , Xiangyun Zhou , Yonghui Li , Peng Wang , Branka Vucetic

Energy harvesting is a technology for enabling green, sustainable, and autonomous wireless networks. In this paper, a large-scale wireless network with energy harvesting transmitters is considered, where a group of transmitters forms a…

Information Theory · Computer Science 2015-11-12 Talha Ahmed Khan , Philip Orlik , Kyeong Jin Kim , Robert W. Heath , Kentaro Sawa

This paper considers a multi-user simultaneous wireless information and power transfer (SWIPT) system with a non-linear energy harvesting model, in which a multi-antenna base station (BS) estimates the downlink channel state information…

Information Theory · Computer Science 2018-06-22 Ha-Vu Tran , Georges Kaddoum , Kien T. Truong

Energy harvesting is increasingly gaining importance as a means to charge battery powered devices such as sensor nodes. Efficient transmission strategies must be developed for Wireless Energy Harvesting Nodes (WEHNs) that take into account…

Information Theory · Computer Science 2012-12-06 Maria Gregori , Miquel Payaró

In this paper, the application of wireless information and power transfer to cooperative networks is investigated, where the relays in the network are randomly located and based on the decode-forward strategy. For the scenario with one…

Information Theory · Computer Science 2014-03-26 Z. Ding , I. Krikidis , B. Sharif , H. V. Poor

In this paper, we propose a fairness-aware rate maximization scheme for a wireless powered communications network (WPCN) assisted by an intelligent reflecting surface (IRS). The proposed scheme combines user scheduling based on time…

Information Theory · Computer Science 2021-08-26 Zoran Hadzi-Velkov , Slavche Pejoski , Nikola Zlatanov , Haris Gacanin

This paper studies a wireless powered mobile edge computing (MEC) system, where a dedicated energy transmitter (ET) uses the radio-frequency (RF) signal enabled wireless power transfer (WPT) to charge wireless devices for sustainable…

Information Theory · Computer Science 2018-09-06 Dixiao Wu , Feng Wang , Xiaowen Cao , Jie Xu

In this paper, we consider an energy harvesting cognitive radio network (EH-CRN), where a primary and a secondary user coexist in underlay mode. Both the transmitters have energy harvesting capability and are equipped with finite capacity…

Information Theory · Computer Science 2016-03-11 Kalpant Pathak , Adrish Banerjee

This paper addresses the challenge of incentivizing energy-constrained, non-cooperative user equipment (UE) to serve as cooperative relays. We consider a source UE with a non-line-of-sight channel to an access point (AP), where direct…

Systems and Control · Electrical Eng. & Systems 2025-04-01 Winston Hurst , Anurag Pallaprolu , Yasamin Mostofi

In this paper, we study the performance of non-orthogonal multiple access (NOMA) schemes in wireless powered communication networks (WPCN) focusing on the system energy efficiency (EE). We consider multiple energy harvesting user equipments…

Information Theory · Computer Science 2018-06-19 Tewodros A. Zewde , M. Cenk Gursoy

This paper studies an unmanned aerial vehicle (UAV)-enabled wireless powered communication network (WPCN), in which a UAV is dispatched as a mobile access point (AP) to serve a set of ground users periodically. The UAV employs the radio…

Information Theory · Computer Science 2018-10-10 Lifeng Xie , Jie Xu , Rui Zhang
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