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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…

Information Theory · Computer Science 2025-01-07 Gitae Park , Kanghyun Heo , Kisong Lee

Unmanned autonomous vehicles (UAVs) rely on effective path planning and tracking control to accomplish complex tasks in various domains. Reinforcement Learning (RL) methods are becoming increasingly popular in control applications, as they…

Systems and Control · Electrical Eng. & Systems 2023-08-29 Angela Chen , Konstantinos Mitsopoulos , Raffaele Romagnoli

Unmanned aerial vehicles (UAVs) with multiple antennas have recently been explored to improve capacity in wireless networks. However, the strict energy constraint of UAVs, given their simultaneous flying and communication tasks, renders the…

Signal Processing · Electrical Eng. & Systems 2024-05-21 Hosein Zarini , Maryam Farajzadeh Dehkordi , Armin Farhadi , Mohammad Robat Mili , Ali Movaghar , Mehdi Rasti , Yonghui Li , Kai-Kit Wong

Reconfigurable Intelligent Surface (RIS) technology has gained significant attention due to its ability to enhance the performance of wireless communication systems. The main advantage of RIS is that it can be strategically placed in the…

Signal Processing · Electrical Eng. & Systems 2024-07-26 Hajar El Hammouti , Adnane Saoud , Asma Ennahkami , El Houcine Bergou

This paper addresses the challenge of energy-constrained maritime monitoring networks by proposing an unmanned aerial vehicle (UAV)-enabled integrated sensing, communication, powering and backhaul transmission scheme with a tailored…

Signal Processing · Electrical Eng. & Systems 2025-06-02 Bohan Li , Jiahao Liu , Yujun Liang , Qian Li , Haochen Liu , Yaoyuan Zhang , Junsheng Mu , Shahid Mumtaz , Sheng Chen

The deployment of unmanned aerial vehicle (UAV) swarm-assisted communication networks has become an increasingly vital approach for remediating coverage limitations in infrastructure-deficient environments, with especially pressing…

Machine Learning · Computer Science 2025-09-30 Tianjiao Sun , Ningyan Guo , Haozhe Gu , Yanyan Peng , Zhiyong Feng

Age-of-information (AoI) and transmission power are crucial performance metrics in low energy wireless networks, where information freshness is of paramount importance. This study examines a power-limited internet of things (IoT) network…

In the realm of wireless communications in 5G, 6G and beyond, deploying unmanned aerial vehicle (UAV) has been an innovative approach to extend the coverage area due to its easy deployment. Moreover, reconfigurable intelligent surface (RIS)…

Networking and Internet Architecture · Computer Science 2022-12-09 Pyae Sone Aung , Yu Min Park , Yan Kyaw Tun , Zhu Han , Choong Seon Hong

Unmanned aerial vehicles (UAVs) are the emerging vital components of millimeter wave (mmWave) wireless systems. Accurate beam alignment is essential for efficient beam-based mmWave communications of UAVs with base stations (BSs).…

Signal Processing · Electrical Eng. & Systems 2021-10-14 Susarla Praneeth , Gouda Bikshapathi , Deng Yansha , Juntti Markku , Silven Olli , Tolli Antti

In this paper, we study a cellular-enabled unmanned aerial vehicle (UAV) communication system consisting of one UAV and multiple ground base stations (GBSs). The UAV has a mission of flying from an initial location to a final location,…

Information Theory · Computer Science 2017-11-01 Shuowen Zhang , Yong Zeng , Rui Zhang

The unmanned aerial vehicle (UAV) is one of the technological breakthroughs that supports a variety of services, including communications. UAV will play a critical role in enhancing the physical layer security of wireless networks. This…

Information Theory · Computer Science 2021-12-22 Aly Sabri Abdalla , Ali Behfarnia , Vuk Marojevic

Intelligent edge network is maturing to enable smart and efficient transportation systems. In this letter, we consider unmanned aerial vehicle (UAV)-assisted vehicular networks where UAVs provide caching and computing services in complement…

Networking and Internet Architecture · Computer Science 2022-05-05 Nan Hu , Xiaoqi Qin , Nan Ma , Yiming Liu , Yuanyuan Yao , Ping Zhang

This paper investigates the problem of secure energy efficiency maximization for a reconfigurable intelligent surface (RIS) assisted uplink wireless communication system, where an unmanned aerial vehicle (UAV) equipped with an RIS works as…

Signal Processing · Electrical Eng. & Systems 2020-06-08 Hui Long , Ming Chen , Zhaohui Yang , Bao Wang , Zhiyang Li , Xu Yun , Mohammad Shikh-Bahaei

Online path planning for multiple unmanned aerial vehicle (multi-UAV) systems is considered a challenging task. It needs to ensure collision-free path planning in real-time, especially when the multi-UAV systems can become very crowded on…

Robotics · Computer Science 2022-03-08 Huaxing Huang , Guijie Zhu , Zhun Fan , Hao Zhai , Yuwei Cai , Ze Shi , Zhaohui Dong , Zhifeng Hao

Unmanned aerial vehicle (UAV) base stations (BSs) are reliable and efficient alternative to full fill the coverage and capacity requirements when the backbone network fails to provide such requirements due to disasters. In this paper, we…

Signal Processing · Electrical Eng. & Systems 2023-03-01 Thushan Sivalingam , K. B. Shashika Manosha , Nandana Rajatheva , M. Latva-aho , Maheshi B. Dissanayake

Harvesting data from distributed Internet of Things (IoT) devices with multiple autonomous unmanned aerial vehicles (UAVs) is a challenging problem requiring flexible path planning methods. We propose a multi-agent reinforcement learning…

Multiagent Systems · Computer Science 2021-06-04 Harald Bayerlein , Mirco Theile , Marco Caccamo , David Gesbert

To meet the ever increasing mobile traffic demand in 5G era, base stations (BSs) have been densely deployed in radio access networks (RANs) to increase the network coverage and capacity. However, as the high density of BSs is designed to…

Networking and Internet Architecture · Computer Science 2021-01-22 Qiong Wu , Xu Chen , Zhi Zhou , Liang Chen , Junshan Zhang

Path planning methods for autonomous unmanned aerial vehicles (UAVs) are typically designed for one specific type of mission. This work presents a method for autonomous UAV path planning based on deep reinforcement learning (DRL) that can…

Robotics · Computer Science 2022-02-07 Mirco Theile , Harald Bayerlein , Richard Nai , David Gesbert , Marco Caccamo

We consider a scenario where an UAV-mounted flying base station is providing data communication services to a number of radio nodes spread over the ground. We focus on the problem of resource-constrained UAV trajectory design with (i)…

Information Theory · Computer Science 2018-11-05 Omid Esrafilian , Rajeev Gangula , David Gesbert

Unmanned aerial vehicle-aided communication (UAB-BS) is a promising solution to establish rapid wireless connectivity in sudden/temporary crowded events because of its more flexibility and mobility features than conventional ground base…

Networking and Internet Architecture · Computer Science 2026-01-27 Chuan-Chi Lai , Bhola , Ang-Hsun Tsai , Li-Chun Wang