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When Unmanned Aerial Vehicles (UAVs) perform high-precision communication tasks, such as searching for users and providing emergency coverage, positioning errors between base stations and users make it challenging to deploy trajectory…

Signal Processing · Electrical Eng. & Systems 2025-12-18 Chiya Zhang , Ting Wang , Chunlong He

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…

Signal Processing · Electrical Eng. & Systems 2021-09-14 Praveen Kumar Singya , Mohamed-Slim Alouini

Obstacle avoidance for Unmanned Aerial Vehicles (UAVs) in cluttered environments is significantly challenging. Existing obstacle avoidance for UAVs either focuses on fully static environments or static environments with only a few dynamic…

Robotics · Computer Science 2023-12-15 Minghao Lu , Xiyu Fan , Han Chen , Peng Lu

Unmanned aerial vehicle (UAV) communications have been widely accepted as promising technologies to support air-to-ground communications in the forthcoming sixth-generation (6G) wireless networks. This paper proposes a novel air-to-ground…

Information Theory · Computer Science 2023-12-27 Xiao Fan , Peiran Wu , Minghua Xia

We study the possibility to stabilize unstable steady states and unstable periodic orbits in chaotic fractional-order dynamical systems by the time-delayed feedback method. By performing a linear stability analysis, we establish the…

General Physics · Physics 2011-07-07 Aleksandar Gjurchinovski , Trifce Sandev , Viktor Urumov

This paper delves into the time-efficient covert multicast in a wireless communication system facilitated by Unmanned Aerial Vehicle (UAV), in which the UAV aims to disseminate a common covert information to multiple ground users (GUs)…

Cryptography and Security · Computer Science 2024-10-17 Wenhao Zhang , Ji He , Yuanyu Zhang

In this paper, we consider an unmanned aerial vehicle (UAV) assisted communications system, including two cooperative UAVs, a wireless-powered ground destination node leveraging simultaneous wireless information and power transfer (SWIPT)…

Information Theory · Computer Science 2020-06-01 Milad Tatar Mamaghani , Yi Hong

In this paper, a guidance and tracking control strategy for fixed-wing Unmanned Aerial Vehicle (UAV) autopilots is presented. The proposed control exploits recent results on sample-based stochastic Model Predictive Control, which allow…

Systems and Control · Computer Science 2018-05-16 Martina Mammarella , Elisa Capello , Fabrizio Dabbene

Unmanned aerial vehicles (UAVs) are widely used for object detection. However, the existing UAV-based object detection systems are subject to the serious challenge, namely, the finite computation, energy and communication resources, which…

Signal Processing · Electrical Eng. & Systems 2024-02-23 Xi Song , Lu Yuan , Zhibo Qu , Fuhui Zhou , Qihui Wu , Tony Q. S. Quek , Rose Qingyang Hu

Cellular-connected unmanned aerial vehicle (UAV) swarm is a promising solution for diverse applications, including cargo delivery and traffic control. However, it is still challenging to communicate with and control the UAV swarm with high…

Networking and Internet Architecture · Computer Science 2023-03-21 Yang Su , Hui Zhou , Yansha Deng , Mischa Dohler

The applications of the unmanned aerial vehicles (UAVs) increase rapidly in everyday life, thus detecting the UAVs and/or its pilot is a crucial task. Many UAVs adopt frequency hopping spread spectrum (FHSS) technology to efficiently and…

Signal Processing · Electrical Eng. & Systems 2020-03-10 Batuhan Kaplan , İbrahim Kahraman , Ali Görçin , Hakan Ali Çırpan , Ali Rıza Ekti

A tracking controller for unmanned aerial vehicles (UAVs) is developed to track moving targets undergoing unknown translational and rotational motions. The main challenges are to control both the relative positions and angles between the…

Robotics · Computer Science 2021-09-16 Hsin-Ai Hung , Hao-Huan Hsu , Teng-Hu Cheng

Radio maps find numerous applications in wireless communications and mobile robotics tasks, including resource allocation, interference coordination, and mission planning. Although numerous techniques have been proposed to construct radio…

Signal Processing · Electrical Eng. & Systems 2022-01-14 Raju Shrestha , Daniel Romero , Sundeep Prabhakar Chepuri

This article explores the use of network-connected unmanned aerial vehicle (UAV) communications as a compelling solution to achieve high-rate information transmission and support ultra-reliable UAV remote command and control. We first…

Networking and Internet Architecture · Computer Science 2018-06-13 Haichao Wang , Jinlong Wang , Jin Chen , Yuping Gong , Guoru Ding

In this work, we address the trajectory optimization of a fixed-wing unmanned aerial vehicle (UAV) using free space optical communication (FSOC). Here, we focus on maximizing the flight time of the UAV by considering practical constraints…

Information Theory · Computer Science 2019-12-18 Ju-Hyung Lee , Ki-Hong Park , Young-Chai Ko , Mohamed-Slim Alouini

This paper proposes a control algorithm for a UAV to circumnavigate an unknown target at a fixed radius when the location information of the UAV is unavailable. By assuming that the UAV has a constant velocity, the control algorithm makes…

Optimization and Control · Mathematics 2013-09-25 Araz Hashemi , Yongcan Cao , David Casbeer , George Yin

Short-packet communication (SPC) and unmanned aerial vehicles (UAVs) are anticipated to play crucial roles in the development of 5G-and-beyond wireless networks and the Internet of Things (IoT). In this paper, we propose a secure SPC…

Information Theory · Computer Science 2024-01-01 Milad Tatar Mamaghani , Xiangyun Zhou , Nan Yang , A. Lee Swindlehurst

Unmanned aerial vehicle (UAV) is expected to revolutionize the existing integrated sensing and communication (ISAC) system and promise a more flexible joint design. Nevertheless, the existing works on ISAC mainly focus on exploring the…

Information Theory · Computer Science 2024-12-30 Kaitao Meng , Qingqing Wu , Shaodan Ma , Wen Chen , Kunlun Wang , Jun Li

The dynamics of errors caused by atmospheric turbulence in a self-synchronizing chaos based communication system that stably transmits information over a $\sim$5 km free-space laser link is studied experimentally. Binary information is…

Chaotic Dynamics · Physics 2009-11-07 N. F. Rulkov , M. A. Vorontsov , L. Illing

This letter investigates the transmit power and trajectory optimization problem for unmanned aerial vehicle (UAV)-aided networks. Different from majority of the existing studies with fixed communication infrastructure, a dynamic scenario is…

Signal Processing · Electrical Eng. & Systems 2018-01-17 Haichao Wang , Guochun Ren , Jin Chen , Guoru Ding , Yijun Yang