Results 121 to 130 of about 199,767 (264)

Dynamic Motion Planning for Aerial Surveillance on a Fixed-Wing UAV

open access: yes, 2017
We present an efficient path planning algorithm for an Unmanned Aerial Vehicle surveying a cluttered urban landscape. A special emphasis is on maximizing area surveyed while adhering to constraints of the UAV and partially known and updating environment.
Darbari, Vaibhav   +2 more
core   +1 more source

Advancing the Standards for Unmanned Air System Communications, Navigation and Surveillance [PDF]

open access: yes
Under NASA program NNA16BD84C, new architectures were identified and developed for supporting reliable and secure Communications, Navigation and Surveillance (CNS) needs for Unmanned Air Systems (UAS) operating in both controlled and uncontrolled ...
Jain, Raj   +4 more
core   +1 more source

Analysis of requirements for navigation of an unmanned aircraft complex when performing tasks in adverse conditions

open access: yesТехнічна інженерія
Unmanned aircraft complexes (UAC) are widely used to optimize human activities. The article considers the usage of UACs when performing tasks in adverse conditions, which are determined by complications in the form of natural, man-made and informational ...
S.V. Kovbasiuk, M.O. Ukrainets
doaj   +1 more source

Cities and Drones: What Cities Need to Know about Unmanned Aerial Vehicles (UAVs) [PDF]

open access: yes, 2016
NLC's municipal guide, Cities and Drones, is designed to serve as a primer on drones for local officials, providing insight into the recently released federal rules relating to drone operation, as well as offering suggestions for how local governments ...
Elias Stahl   +2 more
core  

Trajectory Optimization of Airport Surface Guidance Operations for Unmanned Guidance Vehicles

open access: yesSensors
Electric-powered unmanned guidance vehicles provide surface taxiing guidance for arriving and departing aircraft within the airport movement area, enabling sustained safety under complex operational conditions and improving overall operational efficiency,
Tianping Sun   +4 more
doaj   +1 more source

Architecture and Information Requirements to Assess and Predict Flight Safety Risks During Highly Autonomous Urban Flight Operations [PDF]

open access: yes
As aviation adopts new and increasingly complex operational paradigms, vehicle types, and technologies to broaden airspace capability and efficiency, maintaining a safe system will require recognition and timely mitigation of new safety issues as they ...
Ancel, Ersin   +15 more
core   +1 more source

Ground Risk Assessment Service Provider (GRASP) Development Effort as a Supplemental Data Service Provider (SDSP) for Urban Unmanned Aircraft System (UAS) Operations [PDF]

open access: yes
NASAs Unmanned Aircraft System (UAS) Traffic Management (UTM) project aims to enable the integration of new aviation paradigms such as Unmanned Aircraft Systems (UAS) while providing the necessary infrastructure for future concepts such as On-Demand ...
Ancel, Ersin   +2 more
core   +1 more source

Second unmanned gemini launch set for december 7 news release no. 64-296 [PDF]

open access: yes, 1964
Unmanned Gemini project - mission parameters, test objectives, and launch ...

core   +1 more source

UN AFFACCIO SUL FUTURO DELLA GEOMATICA AL 20 INTERGEO

open access: yesGEOmedia, 2014
The UAV’s is controlled either autonomously by onboard computers or by the remote control of a pilot on the ground or in another vehicle. The typical launch and recovery method of an unmanned aircraft is by the function of an automatic system or an ...
Edoardo Carlucci
doaj   +2 more sources

Computer Simulation of Automatic Control of an Agricultural Small Unmanned Aerial Vehicle with Variable Mass

open access: yesИнженерные технологии и системы
Introduction. Small unmanned aerial vehicles are effectively used in agriculture for field cultivation. Because of the long flight range, manual control from the ground of the elevator and engine thrust does not allow maintaining the required speed and ...
Mikhail I. Belov   +4 more
doaj   +1 more source

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