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This paper studies optimal resource allocation in the wireless-powered communication network (WPCN), where one hybrid access-point (H-AP) operating in full-duplex (FD) broadcasts wireless energy to a set of distributed users in the downlink…

Information Theory · Computer Science 2014-09-16 Hyungsik Ju , Rui Zhang

This paper studies the newly emerging wireless powered communication network (WPCN) in which one hybrid access point (H-AP) with constant power supply coordinates the wireless energy/information transmissions to/from distributed users that…

Information Theory · Computer Science 2014-07-22 Hyunsgsik Ju , Rui Zhang

We consider the distributed uplink resource allocation problem in a multi-carrier wireless network with multiple access points (APs). Each mobile user can optimize its own transmission rate by selecting a suitable AP and by controlling its…

Information Theory · Computer Science 2016-08-24 Mingyi Hong , Alfredo Garcia , Jorge Barrera , Stephen G. Wilson

In this paper, we consider a three-node cooperative wireless powered communication system consisting of a multi-antenna hybrid access point (H-AP) and a single-antenna relay and a single-antenna user. The energy constrained relay and user…

Information Theory · Computer Science 2017-03-07 Han Liang , Caijun Zhong , Himal A. Suraweera , Gan Zheng , Zhaoyang Zhang

Low harvested energy poses a significant challenge to sustaining continuous communication in energy harvesting (EH)-powered wireless sensor networks. This is mainly due to intermittent and limited power availability from radio frequency…

Information Theory · Computer Science 2025-01-14 Ngoc M. Ngo , Trung T. Nguyen , Phuc H. Nguyen , Van-Dinh Nguyen

The optimal resource allocation scheme in a full-duplex Wireless Powered Communication Network (WPCN) composed of one Access Point (AP) and two wireless devices is analyzed and derived. AP operates in a full-duplex mode and is able to…

Information Theory · Computer Science 2019-02-19 Mohamed A. Abd-Elmagid , Alessandro Biason , Tamer ElBatt , Karim G. Seddik , Michele Zorzi

In this paper, we investigate optimal resource allocation in a power beacon-assisted wireless-powered communication network (PB-WPCN), which consists of a set of hybrid access point (AP)-source pairs and a power beacon (PB). Each source,…

Information Theory · Computer Science 2016-11-17 Yuanye Ma , He Chen , Zihuai Lin , Yonghui Li , Branka Vucetic

This paper studies user cooperation in the emerging wireless powered communication network (WPCN) for throughput optimization. For the purpose of exposition, we consider a two-user WPCN, in which one hybrid access point (H-AP) broadcasts…

Information Theory · Computer Science 2014-04-08 Hyungsik Ju , Rui Zhang

For a self-sustaining wireless communication system in Internet-of-Things (IoT) networks, energy harvesting (EH) can be implemented at each user node as a constant renewable power supply source. Hence, an investigation into the use of…

Information Theory · Computer Science 2020-04-16 Derek Kwaku Pobi Asiedu , Sumaila Mahama , Changick Song , Dongwan Kim , Kyoung-Jae Lee

In this paper, we consider an energy harvesting (EH) node which harvests energy from a radio frequency (RF) signal broadcasted by an access point (AP) in the downlink (DL). The node stores the harvested energy in an energy buffer and uses…

Information Theory · Computer Science 2014-10-10 Rania Morsi , Diomidis S. Michalopoulos , Robert Schober

This paper considers secure communication in a multiuser multiple-input single-output (MISO) downlink system with simultaneous wireless information and power transfer. We study the design of resource allocation algorithms minimizing the…

Information Theory · Computer Science 2013-06-05 Derrick Wing Kwan Ng , Robert Schober

In this paper, we consider a full duplex wireless powered communication network where multiple users with RF energy harvesting capabilities communicate to a hybrid energy and information access point. An optimization framework is proposed…

Information Theory · Computer Science 2019-10-30 Muhammad Shahid Iqbal , Yalcin Sadi , Sinem Coleri

This paper considers a wireless powered communication network (WPCN), where multiple users harvest energy from a dedicated power station and then communicate with an information receiving station. Our goal is to investigate the maximum…

Information Theory · Computer Science 2017-04-12 Qingqing Wu , Meixia Tao , Derrick Wing Kwan Ng , Wen Chen , Robert Schober

This paper considers the power allocation of a single-link wireless communication with joint energy harvesting and grid power supply. We formulate the problem as minimizing the grid power consumption with random energy and data arrival, and…

Information Theory · Computer Science 2013-03-18 Jie Gong , Sheng Zhou , Zhisheng Niu

In this paper, we consider the sum $\alpha$-fair utility maximization problem for joint downlink (DL) and uplink (UL) transmissions of a wireless powered communication network (WPCN) via time and power allocation. In the DL, the users with…

Information Theory · Computer Science 2018-02-15 Zhaohui Yang , Wei Xu , Yijin Pan , Cunhua Pan , Ming Chen

In this paper, we investigate wireless powered communication network for OFDM systems, where a hybrid access point (H-AP) broadcasts energy signals to users in the downlink, and the users transmit information signals to the H-AP in the…

Information Theory · Computer Science 2015-11-25 Hanjin Kim , Hoon Lee , Minki Ahn , Han-Bae Kong , Inkyu Lee

We consider the use of energy harvesters, in place of conventional batteries with fixed energy storage, for point-to-point wireless communications. In addition to the challenge of transmitting in a channel with time selective fading, energy…

Information Theory · Computer Science 2012-05-10 Chin Keong Ho , Rui Zhang

This dissertation focuses on the development of novel scheduling and resource allocation schemes, which take into account and regulate the energy constraints imposed by the levels of harvested energy. To this direction, first, the optimal…

Signal Processing · Electrical Eng. & Systems 2018-03-14 Panagiotis D. Diamantoulakis

In this paper, we study the resource allocation algorithm design for multiuser orthogonal frequency division multiplexing (OFDM) downlink systems with simultaneous wireless information and power transfer. The algorithm design is formulated…

Information Theory · Computer Science 2016-11-17 Derrick Wing Kwan Ng , Ernest S. Lo , Robert Schober

In this paper, we consider a multiple-input multiple-output wireless powered communication network (MIMO-WPCN), where multiple users harvest energy from a dedicated power station in order to be able to transmit their information signals to…

Information Theory · Computer Science 2017-02-01 Elena Boshkovska , Derrick Wing Kwan Ng , Nikola Zlatanov , Alexander Koelpin , Robert Schober
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