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Unmanned aerial vehicles (UAVs) have played an important role in air-ground integration network. Especially in Internet of Things (IoT) services, UAV equipped with communication equipments is widely adopted as a mobile base station (BS) for…

Information Theory · Computer Science 2020-10-23 Bin Li , Xianzhen Guo , Ruonan Zhang , Xiaojiang Du , Mohsen Guizani

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

In this paper, we investigate unmanned aerial vehicle (UAV) assisted communication systems that require quasi-balanced data rates in uplink (UL) and downlink (DL), as well as users' heterogeneous traffic. To the best of our knowledge, this…

Signal Processing · Electrical Eng. & Systems 2021-11-17 Haiyong Zeng , Xu Zhu , Yufei Jiang , Zhongxiang Wei , Sumei Sun

Recently, unmanned aerial vehicle (UAV) has attracted much attention due to its flexible deployment and controllable mobility. As the general communication network cannot meet the emergency requirements, in this paper we study the multi-UAV…

Information Theory · Computer Science 2024-07-17 Yixin Zhang , Wenchi Cheng

This paper is concerned with the resource allocation in a multi-unmanned aerial vehicle (UAV)-aided network for providing enhanced mobile broadband (eMBB) services for user equipments. Different from most of the existing network resource…

Networking and Internet Architecture · Computer Science 2021-01-01 Xing Xi , Xianbin Cao , Peng Yang , Jingxuan Chen , Dapeng Wu

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

Owing to the controlling flexibility and cost-effectiveness, fixed-wing unmanned aerial vehicles (UAVs) are expected to serve as flying base stations (BSs) in the air-ground integrated network. By exploiting the mobility of UAVs,…

Signal Processing · Electrical Eng. & Systems 2022-09-29 Xuezhen Yan , Xuming Fang , Cailian Deng , Xianbin Wang

Unmanned aerial vehicles (UAVs) can enhance the performance of cellular networks, due to their high mobility and efficient deployment. In this paper, we present a first study on how the user mobility affects the UAVs' trajectories of a…

Information Theory · Computer Science 2020-01-01 Yao Tang , Man Hon Cheung , Tat-Ming Lok

Unmanned aerial vehicles (UAVs) have gained a lot of popularity in diverse wireless communication fields. They can act as high-altitude flying relays to support communications between ground nodes due to their ability to provide…

Signal Processing · Electrical Eng. & Systems 2018-08-01 Hakim Ghazzai , Mahdi Ben Ghorbel , Andreas Kassler , Md. Jahangir Hossain

Unmanned aerial vehicle (UAV)-enabled mobile edge computing (MEC) systems can use different multiple access schemes to coordinate multi-user task offloading. However, it is still unknown which scheme is the most energy-efficient, especially…

Information Theory · Computer Science 2025-10-28 Qingjie Wu , Miao Cui , Guangchi Zhang , Beixiong Zheng , Xiaoli Chu , Qingqing Wu

Movable antenna (MA) technology offers promising potential to enhance wireless communication by allowing flexible antenna movement. To maximize spatial degrees of freedom (DoFs), larger movable regions are required, which may render the…

Information Theory · Computer Science 2024-10-01 Lipeng Zhu , Wenyan Ma , Zhenyu Xiao , Rui Zhang

UAVs are capable of improving the performance of next generation wireless systems. Specifically, UAVs can be exploited as aerial base-stations (UAV-BS) for supporting legitimate ground users in remote uncovered areas or in environments…

Information Theory · Computer Science 2022-09-27 Hamed Bastami , Hamid Behroozi , Majid Moradikia , Ahmed Abdelhadi , Derrick Wing Kwan Ngand , Lajos Hanzo

Aerial-ground interference mitigation is a challenging issue in the cellular-connected unmanned aerial vehicle (UAV) communications. Due to the strong line-of-sight (LoS) air-to-ground (A2G) channels, the UAV may impose/suffer more severe…

Information Theory · Computer Science 2019-02-15 Weidong Mei , Rui Zhang

This paper studies an unmanned aerial vehicle (UAV)-enabled multicasting system, where a UAV is dispatched to disseminate a common file to a number of geographically distributed ground terminals (GTs). Our objective is to design the UAV…

Information Theory · Computer Science 2017-08-23 Yong Zeng , Xiaoli Xu , Rui Zhang

Unmanned aerial vehicle (UAV) base stations (BSs) can be a promising solution to provide connectivity and quality of service (QoS) guarantees during temporary events and after disasters. In this paper, we consider a scenario where UAV-BSs…

Information Theory · Computer Science 2018-07-31 Nadisanka Rupasinghe , Yavuz Yapici , Ismail Guvenc , Yuichi Kakishima

Unmanned aerial vehicles (UAVs) are developing rapidly owing to flexible deployment and access services as air base stations. However, the channel errors of low-altitude communication links formed by mobile deployment of UAVs cannot be…

Information Theory · Computer Science 2020-05-06 Haijun Zhang , Jianmin Zhang , Keping Long

In this paper we consider a collection of single-antenna ground nodes communicating with a multi-antenna unmanned aerial vehicle (UAV) over a multiple-access ground-to-air wireless communications link. The UAV uses beamforming to mitigate…

Information Theory · Computer Science 2015-03-19 Feng Jiang , A. Lee Swindlehurst

In this paper we study the deployment of multiple unmanned aerial vehicles (UAVs) to form a temporal UAV network for the provisioning of emergent communications to affected people in a disaster zone, where each UAV is equipped with a…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-07-20 Wenzheng Xu , Yueying Sun , Rui Zou , Weifa Liang , Qiufen Xia , Feng Shan , Tian Wang , Xiaohua Jia , Zheng Li

This paper proposes a novel non-orthogonal multiple access (NOMA)-assisted orthogonal time-frequency space (OTFS)-integrated sensing and communication (ISAC) network, which uses unmanned aerial vehicles (UAVs) as air base stations to…

Signal Processing · Electrical Eng. & Systems 2023-10-24 Luping Xiang , Ke Xu , Jie Hu , Christos Masouros , Kun Yang

This article investigates the multiple-input multiple-output (MIMO) non-orthogonal multiple access (NOMA) assisted unmanned aerial vehicles (UAVs) networks. By utilizing a stochastic geometry model, a new 3-Dimension UAV framework for…

Information Theory · Computer Science 2018-05-15 Tianwei Hou , Yuanwei Liu , Zhengyu Song , Xin Sun , Yue Chen