Results 11 to 20 of about 4,176 (173)

Cybersecurity of the Unmanned Aircraft System (UAS) [PDF]

open access: yesJournal of Intelligent & Robotic Systems, 2021
AbstractIn recent years, UASs have become more and more popular. There are many reasons for this; one of the most popular is the enhancement of drones’ functionalities and improvement in battery life, stabilization, navigation, sensor technology, and much more. Many benefits drive growth.
Mariusz Pyzynski, Tomasz Balcerzak
openaire   +1 more source

Overview of the Nordic Challenges for Unmanned Aircraft Systems [PDF]

open access: yes2021 30th Conference of Open Innovations Association FRUCT, 2021
The Nordic countries have an intermediate climate with actual four seasons. The weather here varies from summer hot to winter, freezing with rain and snow and all the water elements between them. In this paper, we will investigate the Nordic challenges for Unmanned Aircraft System operations.
Vadim Kramar 0001   +5 more
openaire   +1 more source

In-Flight Tests of Intruder Detection Vision System

open access: yesSensors, 2021
In the near future, the integration of manned and unmanned aerial vehicles into the common airspace will proceed. The changes taking place mean that the safety of light aircraft, ultralight aircraft and unmanned air vehicles (UAV) will become an ...
Paweł Rzucidło   +5 more
doaj   +1 more source

Integration and Flight Test of a 7 kW Turboelectric Vertical Take-Off and Landing Unmanned Aircraft

open access: yesApplied Sciences, 2022
This paper evaluates the performance and practical challenges associated with fabricating and flight testing an unmanned aircraft powered by a turboelectric system based on a 7 kW turbine engine.
Joshua Johnsen   +4 more
doaj   +1 more source

Identification, Categorisation and Gaps of Safety Indicators for U-Space

open access: yesEnergies, 2020
Many civilian applications of commercial unmanned aircraft are being planned to operate in the years ahead. Several countries have developed their own framework to design the operation of unmanned aircraft and the different services that demand safe ...
Javier Alberto Pérez-Castán   +4 more
doaj   +1 more source

Manned Versus Unmanned Aircraft Accidents, Including Causation and Rates

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2018
Many consider aircraft reliability a primary deterrent to the further integration of unmanned aircraft into civil airspace. Discussions of unmanned aircraft reliability often include comparisons of accident rates of medium and large unmanned aircraft ...
Justin A Jaussi, Herbert O Hoffmann
doaj   +1 more source

ENSURING THE SAFETY OF A HETEROGENEOUS GROUP OF UNMANNED AIRCRAFT

open access: yesИзмерение, мониторинг, управление, контроль, 2021
Background. The object of the study is to ensure the safety of the flight of unmanned aircraft as part of a heterogeneous group in the emergency zone, designed for the localization and elimination of emergency situations.
V.V. Sherstnev
doaj   +1 more source

Positional Accuracy Assessment of Lidar Point Cloud from NAIP/3DEP Pilot Project

open access: yesRemote Sensing, 2020
The Leica Geosystems CountryMapper hybrid system has the potential to collect data that satisfy the U.S. Geological Survey (USGS) National Geospatial Program (NGP) and 3D Elevation Program (3DEP) and the U.S.
Minsu Kim   +8 more
doaj   +1 more source

In-flight Lift and Drag Estimation of an Unmanned Propeller-Driven Aircraft

open access: yesAerospace, 2021
The high-power density and good scaling properties of electric motors enable new propulsion arrangements and aircraft configurations. This results in distributed propulsion systems allowing to make use of aerodynamic interaction effects between ...
Dominique Paul Bergmann   +5 more
doaj   +1 more source

STUDY ON SAFETY TECHNOLOGY SCHEME OF THE UNMANNED HELICOPTER [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2013
Nowadays the unmanned helicopter is widely used for its' unique strongpoint, however, the high failure rate of unmanned helicopter seriously limits its further application and development.
Z. Lin   +4 more
doaj   +1 more source

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