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In this paper, we consider unmanned aerial vehicles (UAVs) equipped with a visible light communication (VLC) access point and coordinated multipoint (CoMP) capability that allows users to connect to more than one UAV. UAVs can move in…

Signal Processing · Electrical Eng. & Systems 2021-12-06 Mohammad Reza Maleki , Mohammad Robat Mili , Mohammad Reza Javan , Nader Mokari , Eduard A. Jorswieck

Coverage Path Planning involves visiting every unoccupied state in an environment with obstacles. In this paper, we explore this problem in environments which are initially unknown to the agent, for purposes of simulating the task of a…

Robotics · Computer Science 2022-10-12 Robert Chuchro

Unmanned aerial vehicles (UAVs) technique has been recognized as a promising solution in future wireless connectivity from the sky, and UAV navigation is one of the most significant open research problems, which has attracted wide interest…

Signal Processing · Electrical Eng. & Systems 2019-11-28 Hongji Huang , Yuchun Yang , Hong Wang , Zhiguo Ding , Hikmet Sari , Fumiyuki Adachi

In this paper, we employ multiple UAVs coordinated by a base station (BS) to help the ground users (GUs) to offload their sensing data. Different UAVs can adapt their trajectories and network formation to expedite data transmissions via…

Systems and Control · Electrical Eng. & Systems 2022-12-29 Shimin Gong , Meng Wang , Bo Gu , Wenjie Zhang , Dinh Thai Hoang , Dusit Niyato

Quadrotor unmanned aerial vehicles (UAVs) are increasingly deployed in complex missions that demand reliable autonomous navigation and robust obstacle avoidance. However, traditional modular pipelines often incur cumulative latency, whereas…

Robotics · Computer Science 2026-02-10 Jiarui Zhang , Chengyong Lei , Chengjiang Dai , Lijie Wang , Zhichao Han , Fei Gao

In the past decade, Unmanned Aerial Vehicles (UAVs) have grabbed the attention of researchers in academia and industry for their potential use in critical emergency applications, such as providing wireless services to ground users and…

Machine Learning · Computer Science 2024-01-23 Marwan Dhuheir , Aiman Erbad , Ala Al-Fuqaha

Autonomous inspection of large geographical areas is a central requirement for efficient hazard detection and disaster management in future cyber-physical systems such as smart cities. In this regard, exploiting unmanned aerial vehicle…

Systems and Control · Computer Science 2018-08-21 Momena Monwar , Omid Semiari , Walid Saad

Safety is a critical concern for urban flights of autonomous Unmanned Aerial Vehicles. In populated environments, risk should be accounted for to produce an effective and safe path, known as risk-aware path planning. Risk-aware path…

Robotics · Computer Science 2024-09-19 Jun Xiang , Junfei Xie , Jun Chen

Unmanned aerial vehicles (UAVs) are expected to be an integral part of wireless networks, and determining collision-free trajectories for multiple UAVs while satisfying requirements of connectivity with ground base stations (GBSs) is a…

Robotics · Computer Science 2021-04-19 Xueyuan Wang , M. Cenk Gursoy

The unmanned aerial vehicle (UAV)-enabled communication technology is regarded as an efficient and effective solution for some special application scenarios where existing terrestrial infrastructures are overloaded to provide reliable…

Networking and Internet Architecture · Computer Science 2022-09-20 Jinjing Wang , Xindi Wang

The problem of mixed static and dynamic obstacle avoidance is essential for path planning in highly dynamic environment. However, the paths formed by grid edges can be longer than the true shortest paths in the terrain since their headings…

Artificial Intelligence · Computer Science 2021-03-01 Junxiao Xue , Xiangyan Kong , Bowei Dong , Mingliang Xu

This paper jointly optimizes the flying location and wireless communication transmit power for an unmanned aerial vehicle (UAV) conducting covert operations. This is motivated by application scenarios such as military ground surveillance…

Information Theory · Computer Science 2020-10-20 Shihao Yan , Stephen V. Hanly , Iain B. Collings

Unmanned aerial vehicle (UAV)-enabled wireless power transfer (WPT) has recently emerged as a promising technique to provide sustainable energy supply for widely distributed low-power ground devices (GDs) in large-scale wireless networks.…

Information Theory · Computer Science 2021-03-02 Lifeng Xie , Xiaowen Cao , Jie Xu , Rui Zhang

This paper presents a deep-learning based CPP algorithm, called Coverage Path Planning Network (CPPNet). CPPNet is built using a convolutional neural network (CNN) whose input is a graph-based representation of the occupancy grid map while…

Robotics · Computer Science 2021-08-04 Zongyuan Shen , Palash Agrawal , James P. Wilson , Ryan Harvey , Shalabh Gupta

Traditional methods plan feasible paths for multiple agents in the stochastic environment. However, the methods' iterations with the changes in the environment result in computation complexities, especially for the decentralized agents…

Robotics · Computer Science 2024-10-28 Qizhen Wu , Kexin Liu , Lei Chen , Jinhu Lü

Channel knowledge map (CKM) has recently emerged to facilitate the placement and trajectory optimization for unmanned aerial vehicle (UAV) communications. This paper investigates a CKM-assisted multi-UAV wireless network, by focusing on the…

Information Theory · Computer Science 2022-07-06 Haoyun Li , Peiming Li , Jie Xu , Junting Chen , Yong Zeng

Formation flight of unmanned aerial vehicles (UAVs) poses significant challenges in terms of safety and formation keeping, particularly in cluttered environments. However, existing methods often struggle to simultaneously satisfy these two…

Robotics · Computer Science 2024-07-25 Qingzhao Liu , Bailing Tian , Xuewei Zhang , Junjie Lu , Zhiyu Li

In this paper, a deep reinforcement learning (DRL) method is proposed to address the problem of UAV navigation in an unknown environment. However, DRL algorithms are limited by the data efficiency problem as they typically require a huge…

Robotics · Computer Science 2020-08-07 Lei He , Nabil Aouf , James F. Whidborne , Bifeng Song

This paper introduces the deployment of unmanned aerial vehicles (UAVs) as lightweight wireless access points that leverage the fixed infrastructure in the context of the emerging open radio access network (O-RAN). More precisely, we…

Systems and Control · Electrical Eng. & Systems 2022-11-22 Hossein Mohammadi , Vuk Marojevic , Bodong Shang

Providing a higher level of decision autonomy and accompanying prompt changes of an uncertain environment is a true challenge of AUVs autonomous operations. The proceeding approach introduces a robust reactive structure that accommodates an…

Robotics · Computer Science 2019-10-17 Somaiyeh MahmoudZadeh
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