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In this paper, we propose a data-driven framework for collaborative wideband spectrum sensing and scheduling for networked unmanned aerial vehicles (UAVs), which act as the secondary users to opportunistically utilize detected spectrum…

信号处理 · 电气工程与系统科学 2023-08-10 Sravan Reddy Chintareddy , Keenan Roach , Kenny Cheung , Morteza Hashemi

Unmanned Aerial Vehicle (UAV) networks can provide a resilient communication infrastructure to enhance terrestrial networks in case of traffic spikes or disaster scenarios. However, to be able to do so, they need to be based on…

网络与互联网体系结构 · 计算机科学 2022-02-23 Michele Polese , Lorenzo Bertizzolo , Leonardo Bonati , Abhimanyu Gosain , Tommaso Melodia

To integrate unmanned aerial vehicles (UAVs) in future large-scale deployments, a new wireless communication paradigm, namely, the cellular-connected UAV has recently attracted interest. However, the line-of-sight dominant air-to-ground…

信号处理 · 电气工程与系统科学 2021-12-22 Md Moin Uddin Chowdhury , Ismail Guvenc , Walid Saad , Arupjyoti Bhuyan

Current studies on Unmanned Aerial Vehicle (UAV) based cellular deployment consider UAVs as aerial base stations for air-to-ground communication. However, they analyze UAV coverage radius and altitude interplay while omitting or…

信号处理 · 电气工程与系统科学 2020-06-11 Haneya Naeem Qureshi , Ali Imran

The use of the unmanned aerial vehicle (UAV) has been foreseen as a promising technology for the next generation communication networks. Since there are no regulations for UAVs deployment yet, most likely they form a network in coexistence…

网络与互联网体系结构 · 计算机科学 2019-04-17 Ali Rahmati , Seyyedali Hosseinalipour , Yavuz Yapici , Xiaofan He , Ismail Guvenc , Huaiyu Dai , Arupjyoti Bhuyan

Relative localization of unmanned aerial vehicle (UAV) swarms in global navigation satellite system (GNSS) denied environments is essential for emergency rescue and battlefield reconnaissance. Existing methods suffer from significant…

信号处理 · 电气工程与系统科学 2025-09-05 Guangyu Lei , Yuqi Ping , Tianhao Liang , Huahao Ding , Tingting Zhang

Reliable and direct communication between unmanned aerial vehicles (UAVs) could facilitate autonomous flight, collision avoidance, and cooperation in UAV swarms. In this paper, we consider UAV-to-UAV (U2U) communications underlaying a…

信息论 · 计算机科学 2019-04-11 M. Mahdi Azari , Giovanni Geraci , Adrian Garcia-Rodriguez , Sofie Pollin

In this letter, we study multiuser communication systems enabled by an unmanned aerial vehicle (UAV) that is equipped with a directional antenna of adjustable beamwidth. We propose a fly-hover-and-communicate protocol where the ground…

信息论 · 计算机科学 2017-11-08 Haiyun He , Shuowen Zhang , Yong Zeng , Rui Zhang

This letter proposes an analytical framework to evaluate the coverage performance of a cellular-connected unmanned aerial vehicle (UAV) network in which UAV user equipments (UAV-UEs) are equipped with directional antennas and move according…

网络与互联网体系结构 · 计算机科学 2023-01-05 Hongguang Sun , Chao Ma , Linyi Zhang , Jiahui Li , Xijun Wang , Shuqin Li , Tony Q. S. Quek

The integration of unmanned aerial vehicles (UAVs) into wireless networks has opened a new horizon to meet the capacity and coverage requirements foreseen in future wireless networks. Harnessing UAVs as flying base stations (BSs) has helped…

网络与互联网体系结构 · 计算机科学 2018-10-19 Rabe Arshad , Lutz Lampe , Hesham ElSawy , Md. Jahangir Hossain

In intelligent low-altitude networks, integrating monitoring tasks into communication unmanned aerial vehicles (UAVs) can consume resources and increase handoff latency for communication links. To address this challenge, we propose a…

信号处理 · 电气工程与系统科学 2025-12-17 Jiahui Liang , Wenlihan Lu , Tianyi Liu , Kang Kang , Guixin Pan , Liuqing Yang , Xinhu Zheng , Shijian Gao

In this paper, the deployment of an unmanned aerial vehicle (UAV) as a flying base station used to provide on the fly wireless communications to a given geographical area is analyzed. In particular, the co-existence between the UAV, that is…

信息论 · 计算机科学 2016-11-17 Mohammad Mozaffari , Walid Saad , Mehdi Bennis , Merouane Debbah

In this work, performance of a multi-antenna multiuser unmanned aerial vehicle (UAV) assisted terrestrial-satellite communication system over mixed free space optics (FSO)/ radio frequency (RF) channels is analyzed. Downlink transmission…

信号处理 · 电气工程与系统科学 2021-09-14 Praveen Kumar Singya , Mohamed-Slim Alouini

Unmanned Aerial Vehicle (UAV) assisted terahertz (THz) wireless communications have been expected to play a vital role in the next generation of wireless networks. UAVs can serve as either repeaters or data collectors within the…

信号处理 · 电气工程与系统科学 2024-07-31 Da Li , Peian Li , Jiabiao Zhao , Jianjian Liang , Jiacheng Liu , Guohao Liu , Yuanshuai Lei , Wenbo Liu , Jianqin Deng , Fuyong Liu , Jianjun Ma

This paper proposes an unmanned aerial vehicle (UAV)-based distributed sensing framework that uses orthogonal frequency-division multiplexing (OFDM) waveforms to detect the position of a ground target, and UAVs operate in half-duplex mode.…

信号处理 · 电气工程与系统科学 2023-09-12 Xavier Alejandro Flores Cabezas , Diana Pamela Moya Osorio , Markku Juntti

Unmanned Aerial Vehicles (UAVs) offer promising potential as communications node carriers, providing on-demand wireless connectivity to users. While existing literature presents various wireless channel models, it often overlooks the impact…

网络与互联网体系结构 · 计算机科学 2024-05-03 Kamran Shafafi , Eduardo Nuno Almeida , André Coelho , Helder Fontes , Manuel Ricardo , Rui Campos

Unmanned aerial vehicles (UAVs) can be used to provide wireless coverage during emergency cases where each UAV serves as an aerial wireless base station when the cellular network goes down. They can also be used to supplement the ground…

信息论 · 计算机科学 2017-05-30 Hazim Shakhatreh , Abdallah Khreishah

Unmanned aerial vehicle (UAV) communication is of crucial importance in realizing heterogeneous practical wireless application scenarios. However, the densely populated users and diverse services with high data rate demands has triggered an…

信号处理 · 电气工程与系统科学 2025-07-24 Rui Ding , Fuhui Zhou , Yuhang Wu , Qihui Wu , Tony Q. S. Quek

This paper shows that, when considering outdoor scenarios and wireless communications using the IEEE 802.11 protocol with dipole antennas, the ground reflection is a significant propagation mechanism. This way, the Two-Ray model for this…

网络与互联网体系结构 · 计算机科学 2022-11-22 Clara R. P. Baldansa , Roberto C. G. Porto , Bruno José Olivieri de Souza , Vítor G. Andrezo Carneiro , Markus Endler

The use of flying platforms such as unmanned aerial vehicles (UAVs), popularly known as drones, is rapidly growing. In particular, with their inherent attributes such as mobility, flexibility, and adaptive altitude, UAVs admit several key…

信息论 · 计算机科学 2019-03-19 Mohammad Mozaffari , Walid Saad , Mehdi Bennis , Young-Han Nam , Merouane Debbah