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相关论文: Resource and Placement Optimization for Multiple U…

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Unmanned aerial vehicle (UAV)-enabled communication is a promising technology to extend coverage and enhance throughput for traditional terrestrial wireless communication systems. In this paper, we consider a UAV-enabled wireless sensor…

信息论 · 计算机科学 2020-02-25 Jingwei Zhang , Yong Zeng , Rui Zhang

In this paper, we consider an Unmanned Aerial Vehicle (UAV)-assisted cellular system which consists of multiple UAV base stations (BSs) cooperating the terrestrial BSs. In such a heterogeneous network, for cellular operators, the problem is…

网络与互联网体系结构 · 计算机科学 2020-03-09 Chuan-Chi Lai , Li-Chun Wang , Zhu Han

Due to the fact that the locations of base stations (BSs) cannot be changed after they are installed, it is very difficult to communicate directly with remote user equipment (UE), which will directly affect the lifespan of the system.…

信号处理 · 电气工程与系统科学 2024-03-26 Xueqi Zhang , Aimin Wang , Geng Sun , Lingling Liu , Jing Zhang

Aerial networks, composed of Unmanned Aerial Vehicles (UAVs) acting as Wi-Fi access points or cellular base stations, are emerging as an interesting solution to provide on-demand wireless connectivity to users, when there is no network…

网络与互联网体系结构 · 计算机科学 2023-02-23 Eduardo Nuno Almeida , André Coelho , José Ruela , Rui Campos , Manuel Ricardo

Due to its mobility and agility, unmanned aerial vehicle (UAV) has emerged as a promising technology for various tasks, such as sensing, inspection and delivery. However, a typical UAV has limited energy storage and cannot fly a long…

网络与互联网体系结构 · 计算机科学 2021-08-25 Lihua Ruan , Lingjie Duan , Jianwei Huang

In this paper, we investigate resource allocation algorithm design for multiuser unmanned aerial vehicle (UAV) communication systems in the presence of UAV jittering and user location uncertainty. In particular, we jointly optimize the…

信息论 · 计算机科学 2018-09-12 Dongfang Xu , Yan Sun , Derrick Wing Kwan Ng , Robert Schober

In this paper, the optimization of deploying unmanned aerial vehicles (UAVs) over a reconfigurable intelligent surfaces (RISs)-assisted visible light communication (VLC) system is studied. In the considered model, UAVs are required to…

信息论 · 计算机科学 2020-12-25 Yihan Cang , Ming Chen , Zhaohui Yang , Mingzhe Chen , Chongwen Huang

This work considers the deployment of unmanned aerial vehicles (UAVs) over a predefined area to serve a number of ground users. Due to the heterogeneous nature of the network,the UAVs may cause severe interference to the transmissions of…

信号处理 · 电气工程与系统科学 2020-04-03 Hajar El Hammouti , Doha Hamza , Basem Shihada , Mohamed-Slim Alouini , Jeff S. Shamma

In this paper, we investigate an unmanned aerial vehicle (UAV)-assistant air-to-ground communication system, where multiple UAVs form a UAV-enabled virtual antenna array (UVAA) to communicate with remote base stations by utilizing…

网络与互联网体系结构 · 计算机科学 2024-04-12 Saichao Liu , Geng Sun , Jiahui Li , Shuang Liang , Qingqing Wu , Pengfei Wang , Dusit Niyato

Unmanned Aerial Vehicles (UAVs) have attracted great interest in the last few years owing to their ability to cover large areas and access difficult and hazardous target zones, which is not the case of traditional systems relying on direct…

分布式、并行与集群计算 · 计算机科学 2021-05-25 Mohammed Jouhari , Abdulla Al-Ali , Emna Baccour , Amr Mohamed , Aiman Erbad , Mohsen Guizani , Mounir Hamdi

This paper pioneers the field of multi-user holographic unmanned aerial vehicle (UAV) communications, laying a solid foundation for future innovations in next-generation aerial wireless networks. The study focuses on the challenging problem…

Unmanned aerial vehicles (UAVs) are usually dispatched as mobile sinks to assist data collection in large-scale wireless sensor networks (WSNs). However, when considering the limitations of UAV's mobility and communication capabilities in a…

网络与互联网体系结构 · 计算机科学 2021-03-02 Xindi Wang , Chi-Tsun Cheng , Lei Deng , Xiaojing Chen , Fu Xiao

This paper discusses the problem of securing the transmissions of multiple ground users against eavesdropping attacks. We propose and optimize the deployment of a single unmanned aerial vehicle (UAV), which serves as an aerial relay between…

信号处理 · 电气工程与系统科学 2021-11-02 Aly Sabri Abdalla , Vuk Marojevic

Unmanned aerial vehicle (UAV) communications has drawn significant interest recently due to many advantages such as low cost, high mobility, and on-demand deployment. This paper addresses the issue of physical-layer security in a UAV…

信息论 · 计算机科学 2017-10-13 Guangchi Zhang , Qingqing Wu , Miao Cui , Rui Zhang

This paper studies the trajectory optimization problem in a scenario where a single rotary-wing UAV acts as a relay of data payloads for downlink transmission requests generated randomly by two ground nodes (GNs) in a wireless network. The…

信息论 · 计算机科学 2019-08-23 Matthew Bliss , Nicolò Michelusi

One promising approach to address the supply-demand mismatch between the terrestrial infrastructure and the temporary and/or unexpected traffic demands is to leverage the unmanned aerial vehicle (UAV) technologies. Motivated by the recent…

网络与互联网体系结构 · 计算机科学 2018-03-20 Yanjie Dong , Md. Zoheb Hassan , Julian Cheng , Md. Jahangir Hossain , Victor C. M. Leung

Using unmanned aerial vehicles (UAVs) to enhance network coverage has proven a variety of benefits compared to terrestrial counterparts. One of the commonly used mathematical tools to model the locations of the UAVs is stochastic geometry…

网络与互联网体系结构 · 计算机科学 2023-01-04 Ruibo Wang , Mustafa A. Kishk , Mohamed-Slim Alouini

Fast and reliable wireless communication has become a critical demand in human life. In the case of mission-critical (MC) scenarios, for instance, when natural disasters strike, providing ubiquitous connectivity becomes challenging by using…

网络与互联网体系结构 · 计算机科学 2023-05-29 Hongyi Zhang , Zhiqiang Qi , Jingya Li , Anders Aronsson , Jan Bosch , Helena Holmström Olsson

This paper studies an unmanned aerial vehicle (UAV)-enabled wireless sensor network, in which one UAV flies in the sky to collect the data transmitted from a set of sensors via distributed beamforming. We consider the delay-sensitive…

信息论 · 计算机科学 2020-03-10 Tianxin Feng , Lifeng Xie , Jianping Yao , Jie Xu

Unmanned Aerial Vehicles (UAVs) in networked environments face significant challenges due to energy constraints and limited battery life, which necessitate periodic replacements to maintain continuous operation. Efficiently managing the…

信息论 · 计算机科学 2025-04-11 Mohammad Javad-Kalbasi , Shahrokh Valaee