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In this paper, we study a multi-cluster Wireless Powered Communication Network (WPCN) where each cluster of users cooperate with a Cluster Head (CH) and a Hybrid Access Point (HAP). All users are equipped with multiple antennas. This HAP…

Information Theory · Computer Science 2022-11-18 Omid Rezaei , Maryam Masjedi , Mohammad Mahdi Naghsh , Saeed Gazor , Mohammad Mahdi Nayebi

Unmanned aerial vehicle (UAV)-enabled wireless power transfer (WPT) systems offer significant advantages in coverage and deployment flexibility, but suffer from endurance limitations due to the limited onboard energy. This paper proposes to…

Signal Processing · Electrical Eng. & Systems 2022-08-19 Hong Ren , Zhenkun Zhang , Zhangjie Peng , Li Li , Cunhua Pan

The applications of wireless power transfer technology to wireless communications can help build a wireless powered communication network (WPCN) with more reliable and sustainable power supply compared to the conventional battery-powered…

Networking and Internet Architecture · Computer Science 2015-12-10 Suzhi Bi , Rui Zhang

This paper investigates a new spectrum sharing scenario between unmanned aerial vehicle (UAV) and terrestrial wireless communication systems. We consider that a cognitive/secondary UAV transmitter communicates with a ground secondary…

Signal Processing · Electrical Eng. & Systems 2018-02-15 Yuwei Huang , Jie Xu , Ling Qiu , Rui Zhang

Wireless charging is a promising way to power wireless nodes' transmissions. This paper considers new dual-function access points (APs) which are able to support the energy/information transmission to/from wireless nodes. We focus on a…

Information Theory · Computer Science 2016-11-18 Yue Ling Che , Lingjie Duan , Rui Zhang

This paper investigates unmanned aerial vehicle (UAV)-aided backscatter communication (BackCom) networks, where the UAV is leveraged to help the backscatter device (BD) forward signals to the receiver. Based on the presence or absence of a…

Information Theory · Computer Science 2019-12-05 Meng Hua , Luxi Yang , Chunguo Li , Qingqing Wu , A. Lee Swindlehurst

This work studies the joint problem of power and trajectory optimization in an unmanned aerial vehicle (UAV)-enabled mobile relaying system. In the considered system, in order to provide convenient and sustainable energy supply to the UAV…

Information Theory · Computer Science 2022-10-17 Ming-Min Zhao , Qingjiang Shi , Min-Jian Zhao

Augmenting wireless networks with Unmanned Aerial Vehicles (UAVs), commonly referred to as drones, offers a promising avenue for providing reliable, cost-effective, and on-demand wireless services to desired areas. However, existing UAV…

Networking and Internet Architecture · Computer Science 2021-01-27 Aksh Garg

This paper proposes a novel approach to improve the performance of a heterogeneous network (HetNet) supported by dual connectivity (DC) by adopting multiple unmanned aerial vehicles (UAVs) as passive relays that carry reconfigurable…

Information Theory · Computer Science 2021-06-25 Ata Khalili , Ehsan Mohammadi Monfard , Shayan Zargari , Mohammad Reza. Javan , Nader Mokari , Eduard A. Jorswieck

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

Integrated communication and sensing, which can make full use of the limited spectrum resources to perform communication and sensing tasks simultaneously, is an up-and-coming technology in wireless communication networks. In this work, we…

Information Theory · Computer Science 2025-06-30 Hongjiang Lei , Congke Jiang , Ki-Hong Park , Mohamed A. Aboulhassan , Sen Zhou , Gaofeng Pan

This paper proposes a novel design on the wireless powered communication network (WPCN) in dynamic environments under the assistance of multiple unmanned aerial vehicles (UAVs). Unlike the existing studies, where the low-power wireless…

Networking and Internet Architecture · Computer Science 2024-06-10 Ze Yu Zhao , Yue Ling Che , Sheng Luo , Gege Luo , Kaishun Wu , Victor C. M. Leung

In this paper, we consider an unmanned aerial vehicle (UAV)-enabled radio access network (RAN) with the UAV acting as an aerial platform to communicate with a set of ground users (GUs) in a variety of modes of practical interest, including…

Information Theory · Computer Science 2018-10-17 Jingwei Zhang , Yong Zeng , Rui Zhang

In this paper, we consider a wireless powered communication network (WPCN) consisting of a multi-antenna hybrid access point (HAP) that transfers wireless energy to and receives sensing data from a cluster of low-power wireless devices…

Networking and Internet Architecture · Computer Science 2017-07-12 Lina Yuan , Suzhi Bi , Shengli Zhang , Xiaohui Lin , Hui Wang

In this paper, we propose a novel energy-efficient data collection and wireless power transfer (WPT) framework for internet of things (IoT) applications, via a multiple-input multiple-output (MIMO) full-duplex (FD) unmanned aerial vehicle…

Signal Processing · Electrical Eng. & Systems 2018-11-27 Jiancao Hou , Zhaohui Yang , Mohammad Shikh-Bahaei

Unmanned aerial vehicles (UAVs) have emerged as a promising solution to provide wireless data access for ground users in various applications (e.g., in emergence situations). This paper considers a UAV-enabled wireless network, in which…

Information Theory · Computer Science 2019-03-21 Peiming Li , Jie Xu

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

This paper studies a wireless-energy-transfer (WET) enabled massive multiple-input-multiple-output (MIMO) system (MM) consisting of a hybrid data-and-energy access point (H-AP) and multiple single-antenna users. In the WET-MM system, the…

Information Theory · Computer Science 2016-11-18 Gang Yang , Chin Keong Ho , Rui Zhang , Yong Liang Guan

This paper investigates a movable antenna (MA)-enabled wireless-powered communication network (WPCN), where multiple wireless devices (WDs) first harvest energy from the downlink (DL) signal broadcast by a hybrid access point (HAP) and then…

Signal Processing · Electrical Eng. & Systems 2026-01-15 Ying Gao , Qingqing Wu , Wen Chen

In this paper, the optimal trajectory and deployment of multiple unmanned aerial vehicles (UAVs), used as aerial base stations to collect data from ground Internet of Things (IoT) devices, is investigated. In particular, to enable reliable…

Information Theory · Computer Science 2016-07-12 Mohammad Mozaffari , Walid Saad , Mehdi Bennis , Merouane Debbah