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Unmanned aerial vehicle (UAV) is expected to bring transformative improvement to the integrated sensing and communication (ISAC) system. However, due to shared spectrum resources, it is challenging to achieve a critical trade-off between…

Information Theory · Computer Science 2022-11-10 Kaitao Meng , Qingqing Wu , Shaodan Ma , Wen Chen , Tony Q. S. Quek

This work proposes a framework for the robust design of UAV-assisted wireless networks that combine 3D trajectory optimization with user mobility prediction to address dynamic resource allocation challenges. We proposed a sparse…

Signal Processing · Electrical Eng. & Systems 2025-06-12 Asad Mahmood , Thang X. Vu , Wali Ullah Khan , Symeon Chatzinotas , Björn Ottersten

This letter investigates the joint sensing problem between unmanned aerial vehicles (UAV) and base stations (BS) in integrated sensing and communication (ISAC) systems with fluid antennas (FA). In this system, the BS enhances its sensing…

Signal Processing · Electrical Eng. & Systems 2025-10-10 Xingtao Yang , Zhenghe Guo , Siyun Liang , Zhaohui Yang , Chen Zhu , Zhaoyang Zhang

This paper considers a multi-UAV network with a ground station (GS) that uses multi-hop relaying structure for data transmission in a power-efficient manner. The objective is to investigate the best possible multi-hop routing structure for…

Signal Processing · Electrical Eng. & Systems 2022-06-30 Payal Mittal , Santosh Shah , Anirudh Agarwal

Due to the wide application of unmanned aerial vehicles (UAVs) as relays to establish Disaster Response Networks (DRNs), an effective model of energy harvesting (EH) and energy consumption for the UAV-aided Disaster Response Network (DRN)…

Signal Processing · Electrical Eng. & Systems 2026-02-20 Hossein Mohammadi Firouzjaei , Javad Zeraatkar Moghaddam , Mehrdad Ardebilipour

Unmanned aerial vehicles (UAV) have emerged as a practical solution that provides on-demand services to users in areas where the terrestrial network is non-existent or temporarily unavailable, e.g., due to natural disasters or network…

Signal Processing · Electrical Eng. & Systems 2023-05-09 Asad Mahmood , Thang X. Vu , Symeon Chatzinotas , Björn Ottersten

This paper leverages stochastic geometry to model, analyze, and optimize multi-band unmanned aerial vehicle (UAV) communication networks operating across low-frequency and millimeter-wave (mmWave) bands. We introduce a novel approach to…

Information Theory · Computer Science 2024-11-28 Xinsong Feng , Ian P. Roberts

Fast moving unmanned aerial vehicles (UAVs) are well suited for aerial surveillance, but are limited by their battery capacity. To increase their endurance UAVs can be refueled on slow moving unmanned ground vehicles (UGVs). The cooperative…

Robotics · Computer Science 2023-07-10 Md Safwan Mondal , Subramanian Ramasamy , Pranav Bhounsule

Unmanned aerial vehicles (UAVs) can be utilized as aerial base stations to provide communication service for remote mobile users due to their high mobility and flexible deployment. However, the line-of-sight (LoS) wireless links are…

Information Theory · Computer Science 2020-03-17 Xiongwei Wu , Qiang Li , Yawei Lu , H. Vincent Poor , Victor C. M. Leung , P. C. Ching

Unmanned aerial vehicle (UAV) with the intrinsic three-dimensional (3D) mobility provides an ideal platform for implementing aerial movable antenna (AMA) system enabled by UAV swarm cooperation. Besides, AMA system is readily to achieve an…

Information Theory · Computer Science 2026-02-17 Haiquan Lu , Chao Feng , Yong Zeng , Shaodan Ma , Long Shi , Shi Jin , Rui Zhang

Owing to the controlling flexibility and cost-effectiveness, fixed-wing unmanned aerial vehicles (UAVs) are expected to serve as flying base stations (BSs) in the air-ground integrated network. By exploiting the mobility of UAVs,…

Signal Processing · Electrical Eng. & Systems 2022-09-29 Xuezhen Yan , Xuming Fang , Cailian Deng , Xianbin Wang

In this paper, we study the trajectory and resource allocation design for downlink energy-efficient secure unmanned aerial vehicle (UAV) communication systems, where an information UAV assisted by a multi-antenna jammer UAV serves multiple…

Information Theory · Computer Science 2020-03-17 Yuanxin Cai , Zhiqiang Wei , Ruide Li , Derrick Wing Kwan Ng , Jinhong Yuan

In this paper, we study the trajectory and resource optimization for lightweight rotary-wing unmanned aerial vehicles (UAVs) equipped with a synthetic aperture radar (SAR) system. The UAV's mission is to perform SAR imaging of a given area…

Signal Processing · Electrical Eng. & Systems 2022-07-14 Mohamed-Amine Lahmeri , Walid Ghanem , Christina Knill , Robert Schober

Unmanned aerial vehicle (UAV) swarm has emerged as a promising novel paradigm to achieve better coverage and higher capacity for future wireless network by exploiting the more favorable line-of-sight (LoS) propagation. To reap the potential…

Signal Processing · Electrical Eng. & Systems 2020-08-20 Lingyun Zhou , Xihan Chen , Mingyi Hong , Shi Jin , Qingjiang Shi

In this paper, we investigate the joint resource allocation and trajectory design for a multi-user, multi-target unmanned aerial vehicle (UAV)-enabled integrated sensing and communication (ISAC) system, where the link capacity between a…

Signal Processing · Electrical Eng. & Systems 2024-09-04 Ata Khalili , Atefeh Rezaei , Dongfang Xu , Falko Dressler , Robert Schober

This paper studies an unmanned aerial vehicle (UAV)-enabled two-user interference channel for wireless powered communication networks (WPCNs), in which two UAVs wirelessly charge two low-power Internet-of-things (IoT)-devices on the ground…

Information Theory · Computer Science 2019-10-11 Lifeng Xie , Jie Xu , Yong Zeng

This paper studies an unmanned aerial vehicle (UAV)-enabled multiple access channel (MAC), in which multiple ground users transmit individual messages to a mobile UAV in the sky. We consider a linear topology scenario, where these users…

Information Theory · Computer Science 2020-01-17 Peiming Li , Jie Xu

In this letter, we investigate a UAV-enabled communication system, where a UAV is deployed to communicate with the ground node (GN) in the presence of multiple jammers. We aim to maximize the energy efficiency (EE) of the UAV by optimizing…

Information Theory · Computer Science 2020-09-15 Yang Wu , Weiwei Yang , Xinrong Guan , Qingqing Wu

Unmanned aerial vehicles (UAVs) have gained considerable attention as a platform for establishing aerial wireless networks and communications. However, the line-of-sight dominance in air-to-ground communications often leads to significant…

Neural and Evolutionary Computing · Computer Science 2024-12-10 Hongjuan Li , Hui Kang , Geng Sun , Jiahui Li , Jiacheng Wang , Xue Wang , Dusit Niyato , Victor C. M. Leung

This paper applies graph neural networks (GNN) in UAV communications to optimize the placement and transmission design. We consider a multiple-user multiple-input-single-output UAV communication system where a UAV intends to find a…

Signal Processing · Electrical Eng. & Systems 2024-10-04 Qinyu Wang , Yang Lu , Wei Chen , Bo Ai , Zhangdui Zhong , Dusit Niyato