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Unmanned aerial vehicles (UAVs) offer dynamic trajectory control, enabling them to avoid obstacles and establish line-of-sight (LoS) wireless channels with ground nodes (GNs), unlike traditional ground-fixed base stations. This study…

信息论 · 计算机科学 2025-01-07 Gitae Park , Kanghyun Heo , Kisong Lee

This paper addresses the joint optimization of trajectories and bandwidth allocation for multiple Unmanned Aerial Vehicles (UAVs) to enhance energy efficiency in the cooperative data collection problem. We focus on an important yet…

多智能体系统 · 计算机科学 2026-01-19 Cuong Le , Symeon Chatzinotas , Thang X. Vu

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…

信息论 · 计算机科学 2024-07-17 Yixin Zhang , Wenchi Cheng

In this paper, we study the problem of gathering data from large-scale wireless sensor networks using multiple unmanned air vehicles (UAVs) to gather data at designated rendezvouses, where the goal is to maximize the network lifetime.…

网络与互联网体系结构 · 计算机科学 2021-08-25 Chi-Hieu Nguyen , Khanh-Van Nguyen

A novel framework is proposed for the trajectory design of multiple unmanned aerial vehicles (UAVs) based on the prediction of users' mobility information. The problem of joint trajectory design and power control is formulated for…

信号处理 · 电气工程与系统科学 2019-06-05 Xiao Liu , Yuanwei Liu , Yue Chen , Lajos Hanzo

Effective communication for emergency vehicles - such as ambulances and fire trucks - is essential to support their operations in various traffic and environmental conditions. In this context, this paper investigates a vehicular…

信号处理 · 电气工程与系统科学 2025-10-01 S. Fatemeh Bozorgi , S. Mohammad Razavizadeh , Mohsen Rezaee

Unmanned aerial vehicles (UAVs), especially fixed-wing ones that withstand strong winds, have great potential for oceanic exploration and research. This paper studies a UAV-aided maritime data collection system with a fixed-wing UAV…

信息论 · 计算机科学 2021-12-28 Yifan Zhang , Jiangbin Lyu , Liqun Fu

In this paper, we study the resource allocation and trajectory design for energy-efficient secure unmanned aerial vehicle (UAV) communication systems where a UAV base station serves multiple legitimate ground users in the existence of a…

信息论 · 计算机科学 2019-01-29 Yuanxin Cai , Zhiqiang Wei , Ruide Li , Derrick Wing Kwan Ng , Jinhong Yuan

This study proposes an efficient data collection strategy exploiting a team of Unmanned Aerial Vehicles (UAVs) to monitor and collect the data of a large distributed sensor network usually used for environmental monitoring, meteorology,…

机器人学 · 计算机科学 2021-01-12 S. MahmoudZadeh , A. Yazdani , A. Elmi , A. Abbasi , P. Ghanooni

In unmanned aerial vehicle (UAV)-assisted data collection system, UAVs can be deployed to charge ground terminals (GTs) via wireless power transfer (WPT) and collect data from them via wireless information transmission (WIT). In this paper,…

系统与控制 · 电气工程与系统科学 2021-02-02 Zhen Wang , Guopeng Zhang , Qiu Wang , Kezhi Wang , Kun Yang

In this paper, we consider a cellular-connected unmanned aerial vehicle (UAV) with an information collection and transmission mission for multiple ground targets. Specifically, the UAV is required to collect a fixed amount of information of…

信息论 · 计算机科学 2022-09-02 Xianzhen Guo , Shuowen Zhang , Liang Liu

Recently, Unmanned Aerial Vehicle (UAV) based communications systems have attracted increasing research and commercial interest due to their cost effective deployment and ease of mobility.During natural disasters and emergencies, such…

网络与互联网体系结构 · 计算机科学 2021-06-03 Sai Teja Suggala , Siddhartha Pothukuchi , Naimat Ali Khan

Unmanned aerial vehicles (UAVs) are widely deployed to enhance the wireless network capacity and to provide communication services to mobile users beyond the infrastructure coverage. Recently, with the help of a promising technology called…

网络与互联网体系结构 · 计算机科学 2021-07-05 Yan Kyaw Tun , Yu Min Park , Tra Huong Thi Le , Zhu Han , Choong Seon Hong

This paper addresses path planning of an unmanned aerial vehicle (UAV) with remote sensing capabilities (or wireless communication capabilities). The goal of the path planning is to find a minimum-flight-time closed tour of the UAV visiting…

机器人学 · 计算机科学 2016-12-20 Dae-Sung Jang , Hyeok-Joo Chae , Han-Lim Choi

This paper studies a rechargeable unmanned aerial vehicle (UAV) assisted wireless network, where a UAV is dispatched to disseminate information to a group of ground terminals (GTs) and returns to a recharging station (RS) before the…

网络与互联网体系结构 · 计算机科学 2021-04-29 Yuan Liao , Vasilis Friderikos

In this paper, we investigate joint 3-dimensional (3D) trajectory planning and resource allocation for rotary-wing unmanned aerial vehicle (UAV) synthetic aperture radar (SAR) sensing. To support emerging real-time SAR applications and…

信号处理 · 电气工程与系统科学 2024-04-02 Mohamed-Amine Lahmeri , Walid R. Ghanem , Christina Bonfert , Robert Schober

Unmanned aerial vehicles (UAVs) have emerged as a promising candidate solution for data collection of large-scale wireless sensor networks (WSNs). In this paper, we investigate a UAV-aided WSN, where cluster heads (CHs) receive data from…

系统与控制 · 电气工程与系统科学 2021-08-03 Botao Zhu , Ebrahim Bedeer , Ha H. Nguyen , Robert Barton , Jerome Henry

Unmanned aerial vehicles (UAVs) are expected to be an integral part of wireless networks, and determining collision-free trajectory in multi-UAV non-cooperative scenarios while collecting data from distributed Internet of Things (IoT) nodes…

信号处理 · 电气工程与系统科学 2023-12-12 Xueyuan Wang , M. Cenk Gursoy , Tugba Erpek , Yalin E. Sagduyu

This paper aims to enhance the physical layer security against potential internal eavesdroppings by exploiting the maneuverability of an unmanned aerial vehicle (UAV). We consider a scenario where two receivers with different security…

信息论 · 计算机科学 2019-03-19 Xiaofang Sun , Chao Shen , Derrick Wing Kwan Ng , Zhangdui Zhong

This paper investigates an unmanned aerial vehicle (UAV)-enabled wireless communication system with energy harvesting, where the UAV transfers energy to the users in half duplex or full duplex, and the users harvest energy for data…

信号处理 · 电气工程与系统科学 2019-12-25 Zhaohui Yang , Wei Xu , Mohammad Shikh-Bahaei