中文
相关论文

相关论文: A UAV-Mounted Free Space Optical Communication: Tr…

200 篇论文

Optimal deployment and movement of multiple unmanned aerial vehicles (UAVs) is studied. The considered scenario consists of several ground terminals (GTs) communicating with the UAVs using variable transmission power and fixed data rate.…

信息论 · 计算机科学 2018-11-29 Erdem Koyuncu , Maryam Shabanighazikelayeh , Hulya Seferoglu

In this paper, we propose an unmanned aerial vehicle (UAV)-assisted federated learning (FL) framework that jointly optimizes UAV trajectory, user participation, power allocation, and data volume control to minimize overall system energy…

网络与互联网体系结构 · 计算机科学 2025-08-06 Chien-Wei Fu , Meng-Lin Ku

This paper studies a new latency optimization problem in unmanned aerial vehicles (UAVs)-enabled federated learning (FL) with integrated sensing and communication. In this setup, distributed UAVs participate in model training using sensed…

信息论 · 计算机科学 2024-11-15 Shaba Shaon , Tien Nguyen , Lina Mohjazi , Aryan Kaushik , Dinh C. Nguyen

In disaster scenarios and high-stakes rescue operations, integrating Unmanned Aerial Vehicles (UAVs) as fog nodes has become crucial. This integration ensures a smooth connection between affected populations and essential health monitoring…

网络与互联网体系结构 · 计算机科学 2024-02-27 Abdenacer Naouri , Huansheng Ning , Nabil Abdelkader Nouri , Amar Khelloufi , Abdelkarim Ben Sada , Salim Naouri , Attia Qammar , Sahraoui Dhelim

Post-disaster situations pose unique navigation challenges. One of those challenges is the unstructured nature of the environment, which makes it hard to layout paths for rescue vehicles. We propose the use of Uncrewed Aerial Vehicle (UAV)…

机器人学 · 计算机科学 2025-11-20 Raghav Adhikari , Sachet Khatiwada , Suman Poudel

In this work, a delay-tolerant unmanned aerial vehicle (UAV) relayed covert and secure communication framework is investigated. In this framework, a legitimate UAV serves as an aerial relay to realize communication when the direct link…

信息论 · 计算机科学 2025-06-03 Jiacheng Jiang , Hongjiang Lei , Ki-Hong Park , Gaofeng Pan , Mohamed-Slim Alouini

Laser power has become a viable solution to provide convenient and sustainable energy supply to unmanned aerial vehicles (UAVs). In this paper, we study a laser-powered UAV wireless communication system, where a laser transmitter sends…

信息论 · 计算机科学 2018-03-05 Jie Ouyang , Yueling Che , Jie Xu , Kaishun Wu

This paper addresses the problem of trajectory optimization for unmanned aerial vehicles (UAVs) performing time-sensitive medical deliveries in urban environments. Specifically, we consider a single UAV with 3 degree-of-freedom dynamics…

系统与控制 · 电气工程与系统科学 2026-05-12 Kaiyuan Chen , Yuhan Suo , Shaowei Cui , Yuanqing Xia , Wannian Liang , Shuo Wang

Cognitive radio is a promising technology to improve spectral efficiency. However, the secure performance of a secondary network achieved by using physical layer security techniques is limited by its transmit power and channel fading. In…

信息论 · 计算机科学 2020-05-08 Yifan Zhou , Fuhui Zhou , Huilin Zhou , Derrick Wing Kwan Ng , Rose Qingyang Hu

The real-time unmanned aerial vehicle (UAV) trajectory design of secure integrated sensing and communication (ISAC) is optimized. In particular, the UAV serves both as a downlink transmitter and a radar receiver. The legitimate user (Bob)…

信号处理 · 电气工程与系统科学 2023-06-27 Jun Wu , Weijie Yuan , Lajos Hanzo

The enabling of safe cellular controlled unmanned aerial vehicle (UAV) beyond visual line of sight is expected to open important future opportunities in the area of transportation, goods delivery, and system monitoring. A key challenge in…

信息论 · 计算机科学 2019-11-05 Omid Esrafilian , Rajeev Gangula , David Gesbert

Integrated communication and sensing, which can make full use of the limited spectrum resources to perform communication and sensing tasks simultaneously, is an up-and-coming technology in wireless communication networks. In this work, we…

信息论 · 计算机科学 2025-06-30 Hongjiang Lei , Congke Jiang , Ki-Hong Park , Mohamed A. Aboulhassan , Sen Zhou , Gaofeng Pan

Unmanned aerial vehicles (UAVs) have been attracting significant attention because there is a high probability of line-of-sight links being obtained between them and terrestrial nodes in high-rise urban areas. In this work, we investigate…

信息论 · 计算机科学 2024-06-04 Hongjiang Lei , Xiaqiu Wu , Ki-Hong Park , Gaofeng Pan

To prolong the lifetime of the unmanned aerial vehicles (UAVs), the UAVs need to fulfill their missions in the shortest possible time. In addition to this requirement, in many applications, the UAVs require a reliable internet connection…

信号处理 · 电气工程与系统科学 2020-08-25 Behzad Khamidehi , Elvino S. Sousa

This paper investigates a new spectrum sharing scenario between unmanned aerial vehicle (UAV) and terrestrial wireless communication systems. We consider that a cognitive/secondary UAV transmitter communicates with a ground secondary…

信号处理 · 电气工程与系统科学 2018-02-15 Yuwei Huang , Jie Xu , Ling Qiu , Rui Zhang

This paper studies an unmanned aerial vehicle (UAV)-enabled wireless sensor network, in which one UAV flies in the sky to collect the data transmitted from a set of ground nodes (GNs) via distributed beamforming. We consider two scenarios…

信息论 · 计算机科学 2021-08-10 Tianxin Feng , Lifeng Xie , Jianping Yao , Jie Xu

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…

信号处理 · 电气工程与系统科学 2021-11-08 Yifan Zhang , Jiangbin Lyu , Liqun Fu

We consider the problem of optimizing the trajectory of an Unmanned Aerial Vehicle (UAV). Assuming a traffic intensity map of users to be served, the UAV must travel from a given initial location to a final position within a given duration…

最优化与控制 · 数学 2021-02-05 Marceau Coupechoux , Jérôme Darbon , Jean-Marc Kélif , Marc Sigelle

In this research, a unique approach to provide communication service for terrestrial receivers via using unmanned aerial vehicle-enabled visible light communication is investigated. Specifically, we take into account a unmanned aerial…

信号处理 · 电气工程与系统科学 2024-03-26 Lingling Liu , Aimin Wang , Jing Wu , Jiao Lu , Jiahui Li , Geng Sun

To enable communication-efficient federated learning (FL), this paper studies an unmanned aerial vehicle (UAV)-enabled FL system, where the UAV coordinates distributed ground devices for a shared model training. Specifically, by exploiting…

信号处理 · 电气工程与系统科学 2022-10-21 Min Fu , Yuanming Shi , Yong Zhou