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Accurate and swift localization of the target is crucial in emergencies. However, accurate position data of a target mobile device, typically obtained from global navigation satellite systems (GNSS), cellular networks, or WiFi, may not…

Systems and Control · Electrical Eng. & Systems 2025-02-18 Halim Lee , Jiwon Seo

Unmanned aerial vehicles (UAVs) are anticipated to be widely deployed in future wireless communications, due to their advantages of high mobility and easy deployment. However, the broadcast nature of air-to-ground line-of-sight wireless…

Information Theory · Computer Science 2018-06-19 Miao Cui , Guangchi Zhang , Qingqing Wu , Derrick Wing Kwan Ng

Drone base stations can assist cellular networks in a variety of scenarios. To serve the maximum number of users in an area without apriori user distribution information, we proposed a two-stage algorithm to find the optimal deployment of…

Systems and Control · Computer Science 2018-09-20 Xiaohui Li , Li Xing

Recent years have witnessed increasingly more uses of Unmanned Aerial Vehicle (UAV) swarms for rapidly providing wireless coverage to ground users. Each UAV is constrained in its energy storage and wireless coverage, and it consumes most…

Networking and Internet Architecture · Computer Science 2021-09-01 Xiao Zhang , Lingjie Duan

This work considers the orthogonal frequency division multiple access (OFDMA) technology that enables multiple unmanned aerial vehicles (multi-UAV) communication systems to provide on-demand services. The main aim of this work is to derive…

Signal Processing · Electrical Eng. & Systems 2023-04-26 Asad Mahmood , Thang X. Vu , Shree Krishna Sharma , Symeon Chatzinotas , Björn Ottersten

The capabilities of autonomous flight with unmanned aerial vehicles (UAVs) have significantly increased in recent times. However, basic problems such as fast and robust geo-localization in GPS-denied environments still remain unsolved.…

Robotics · Computer Science 2021-08-10 Shuxiao Chen , Xiangyu Wu , Mark W. Mueller , Koushil Sreenath

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 vehicles (UAVs) can be used as aerial wireless base stations when cellular networks are not operational due to natural disasters. They can also be used to supplement the ground base station in order to provide better…

Information Theory · Computer Science 2018-12-26 Hazim Shakhatreh , Abdallah Khreishah , Issa Khalil

In this paper, the problem of unmanned aerial vehicle (UAV) deployment, power allocation, and bandwidth allocation is investigated for a UAV-assisted wireless system operating at terahertz (THz) frequencies. In the studied model, one UAV…

Information Theory · Computer Science 2021-03-16 Luyao Xu , Ming Chen , Mingzhe Chen , Zhaohui Yang , Christina Chaccour , Walid Saad , Choong Seon Hong

Efficient autonomous exploration in large-scale environments remains challenging due to the high planning computational cost and low-speed maneuvers. In this paper, we propose a fast and computationally efficient dual-layer exploration…

Robotics · Computer Science 2026-01-22 Qianli Dong , Xuebo Zhang , Shiyong Zhang , Ziyu Wang , Zhe Ma , Haobo Xi

The global positioning system (GPS) has become an indispensable navigation method for field operations with unmanned surface vehicles (USVs) in marine environments. However, GPS may not always be available outdoors because it is vulnerable…

In this article, we investigate the content distribution in the hotspot area, whose traffic is offloaded by the combination of the unmanned aerial vehicle (UAV) communication and edge caching. In cache-enabling UAV-assisted cellular…

Signal Processing · Electrical Eng. & Systems 2020-08-13 Tiankui Zhang , Yi Wang , Yuanwei Liu , Wenjun Xu , Arumugam Nallanathan

Due to the advancements in cellular technologies and the dense deployment of cellular infrastructure, integrating unmanned aerial vehicles (UAVs) into the fifth-generation (5G) and beyond cellular networks is a promising solution to achieve…

Information Theory · Computer Science 2021-06-15 Qingqing Wu , Jie Xu , Yong Zeng , Derrick Wing Kwan Ng , Naofal Al-Dhahir , Robert Schober , A. Lee Swindlehurst

Cellular networks are promising to support effective wireless communications for unmanned aerial vehicles (UAVs), which will help to enable various long-range UAV applications. However, these networks are optimized for terrestrial users,…

Networking and Internet Architecture · Computer Science 2019-06-04 Hongyu Yang , Jun Zhang , S. H. Song , Khaled B. Lataief

Unmanned Aerial Vehicles (UAVs) are poised to revolutionize communications. Utilizing their flexibility and fast deployment, we can deliver content in congested areas or provide services in areas without infrastructure. In this paper, we…

Networking and Internet Architecture · Computer Science 2020-02-11 Emmanouil Fountoulakis , Georgios S. Paschos , Nikolaos Pappas

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…

Information Theory · Computer Science 2017-05-30 Hazim Shakhatreh , Abdallah Khreishah

In recent years, consumer Unmanned Aerial Vehicles have become very popular, everyone can buy and fly a drone without previous experience, which raises concern in regards to regulations and public safety. In this paper, we present a novel…

Robotics · Computer Science 2016-02-29 Thomas Castelli , Aidean Sharghi , Don Harper , Alain Tremeau , Mubarak Shah

Advancements in high-frequency communication technologies using millimeter waves (mmWave), Tera- Hertz (THz), and optical wireless frequency bands are key for extending wireless connectivity beyond 5G. These technologies offer a broader…

Optimization and Control · Mathematics 2025-07-30 Mohsen Abedi , Alexis A. Dowhuszko , Mehdi Sookhak , Risto Wichman

An urban tactical wireless network is considered wherein the base stations are situated on unmanned aerial vehicles (UAVs) that provide connectivity to ground assets such as vehicles located on city streets. The UAVs are assumed to be…

Information Theory · Computer Science 2021-11-02 Enass Hriba , Matthew C. Valenti , Robert W. Heath

Unmanned aerial vehicles (UAVs) are now beginning to be deployed for enhancing the network performance and coverage in wireless communication. However, due to the limitation of their on-board power and flight time, it is challenging to…

Signal Processing · Electrical Eng. & Systems 2021-06-08 Khoi Khac Nguyen , Trung Q. Duong , Tan Do-Duy , Holger Claussen , and Lajos Hanzo