Results 41 to 50 of about 35,207 (130)

Tactical conflict resolution in urban airspace for unmanned aerial vehicles operations using attention-based deep reinforcement learning

Green Energy and Intelligent Transportation, 2023
Unmanned aerial vehicles (UAVs) have gained much attention from academic and industrial areas due to the significant number of potential applications in urban airspace.
Mingcheng Zhang, Chao Yan, Wei Dai, Xiaojia Xiang, Kin Huat Low   +4 more
doaj   +1 more source

The Hidden Human Factors in Unmanned Aerial Vehicles [PDF]

, 2008
In April 2006, an Unmanned Aerial Vehicle crashed near Nogales, Arizona. This incident is of interest because it triggered one of the most sustained studies into the causes of failure involving such a vehicle.
Johnson, C.W.
core  

AWARE: Platform for Autonomous self-deploying and operation of Wireless sensor-actuator networks cooperating with unmanned AeRial vehiclEs [PDF]

, 2007
This paper presents the AWARE platform that seeks to enable the cooperation of autonomous aerial vehicles with ground wireless sensor-actuator networks comprising both static and mobile nodes carried by vehicles or people.
Andres, Eduardo de, Bernard, Markus, Hoesel, Lodewijk van, La Civita, Marco, Lepley, Jason, Marron, Pedro J., Ollero, Anibal   +6 more
core   +3 more sources

Fault-Tolerant Tracking Control of Hypersonic Vehicle Based on a Universal Prescribe Time Architecture

Drones
An adaptive tracking control strategy with a prescribe tracking error and the convergence time is proposed for hypersonic vehicles with state constraints and actuator failures.
Fangyue Guo, Wenqian Zhang, Maolong Lv, Ruiqi Zhang   +3 more
doaj   +1 more source

Galileo and EGNOS as an asset for UTM safety and security [PDF]

, 2019
GAUSS (Galileo-EGNOS as an Asset for UTM Safety and Security) is a H2020 project1 that aims at designing and developing high performance positioning systems for drones within the U-Space framework focusing on UAS (Unmanned Aircraft System) VLL (Very Low ...
Andrade-Cetto, Juan, Capitan, Carlos, Dontas, Ioannis, Jia, Huamin, Jimenez, Adrian, Kostaridis, Antonis, Oliveres, Enric, Tesfai, Ivan   +7 more
core  

A Performance-Based Airspace Model for Unmanned Aircraft Systems Traffic Management

Aerospace, 2020
Recent evolutions of the Unmanned Aircraft Systems (UAS) Traffic Management (UTM) concept are driving the introduction of new airspace structures and classifications, which must be suitable for low-altitude airspace and provide the required level of ...
Nichakorn Pongsakornsathien, Suraj Bijjahalli, Alessandro Gardi, Angus Symons, Yuting Xi, Roberto Sabatini, Trevor Kistan   +6 more
doaj   +1 more source

Guaranteed Performance Resilient Security Consensus Control for Nonlinear Networked Control Systems Under Asynchronous DoS Cyber Attacks and Applications on Multi-UAVs Networks

Drones
This paper investigates the guaranteed performance resilient security consensus control of nonlinear networked control systems (NCSs) subject to asynchronous denial-of-service (DoS) cyber attacks, where the communication channel disruptions and ...
Chuhan Zhou, Ying Wang, Yun Sun, Chaoqi Fu   +3 more
doaj   +1 more source

Air Traffic Management as a Vital Part of Urban Air Mobility—A Review of DLR’s Research Work from 1995 to 2022

Aerospace, 2023
Urban air mobility is a rapidly growing field of research. While drones or unmanned aerial vehicles have been operated mainly in the private and military sector in the past, an increasing range of opportunities is opening up for commercial applications ...
Bianca I. Schuchardt, Dagi Geister, Thomas Lüken, Franz Knabe, Isabel C. Metz, Niklas Peinecke, Karolin Schweiger   +6 more
doaj   +1 more source

Using Classify-While-Scan (CWS) Technology to Enhance Unmanned Air Traffic Management (UTM)

Drones, 2022
Drone detection radar systems have been verified for supporting unmanned air traffic management (UTM). Here, we propose the concept of classify while scan (CWS) technology to improve the detection performance of drone detection radar systems and then to ...
Jiangkun Gong, Deren Li, Jun Yan, Huiping Hu, Deyong Kong   +4 more
doaj   +1 more source

Precise Mission Process Control Based on a Novel Dual-Code Group Network Plan Diagram

Applied Sciences
Different from an ordinary project, a large group mission like the unmanned aerial vehicle (UAV) swarm cooperative strike mission is performed by multiple executors and needs to be strictly carried out according to the plan.
Ao Wu, Xiaowei Xie, Qi Song, Ying Wang, Huanyu Li, Rennong Yang   +5 more
doaj   +1 more source