Results 51 to 60 of about 4,451 (211)

Positioning in time and space: cost-effective exterior orientation for airborne archaeological photographs [PDF]

open access: yes, 2013
Since manned, airborne aerial reconnaissance for archaeological purposes is often characterised by more-or-less random photographing of archaeological features on the Earth, the exact position and orientation of the camera during image acquisition ...
Briese, Christian   +3 more
core   +2 more sources

Accuracy Analysis of the EGNOS System During Mobile Testing [PDF]

open access: yesTransNav, 2008
The European Geostationary Navigation Overlay Service or EGNOS has been operational and broadcasting signals on PRN120 and PRN126 as of July 2006.
Eduardo Aguilar   +2 more
doaj  

Assessment of EGNOS performance for civil aviation flight phase in the edge coverage area

open access: yesInternational Journal of Aviation, Aeronautics, and Aerospace, 2020
The performances of the navigation systems used for different flight phases especially in the landing of an aircraft must be very high. The International Civil Aviation Organization defines the standards which must meet by any navigation systems to be ...
bilal beldjilali   +2 more
doaj   +1 more source

Analysis of the EGNOS/GNSS parameters in selected aspects of polish transport [PDF]

open access: yesTransport Problems, 2014
The transport sector requires efficient and accurate traffic management systems in airspace, on land and at sea. European Geostationary Navigation Overlay Service (EGNOS) may be part of these systems.
Radosław FELLNER
doaj  

GNSS for an Aviation Analysis Based on EUPOS and GNSS/EGNOS Collocated Stations in PWSZ CHELM [PDF]

open access: yesTransNav, 2008
Under the umbrella of PWSZ Chelm, taking account of future implementation of navigation using EUPOS and GNSS based on EGNOS several planned actions were carried out in the 2005-2006. The actions in particular contribute to: 1.
Andrzej Fellner   +5 more
doaj  

The EU Space Act's Global Reach: Legal Considerations on the Envisaged Application to Non‐EU Operators

open access: yesGlobal Policy, EarlyView.
ABSTRACT This article examines what is known at this stage, before the envisaged publication of the legislative proposal by the European Commission in March/April 2025, about the European Union's Space Act, focusing on its potential application to non‐EU operators.
Ingo Baumann, Katharina Prall
wiley   +1 more source

Safety Case Activities in SHERPA Project [PDF]

open access: yesTransNav, 2020
This paper has been issued in the framework of the SHERPA project under the Grant Agreement No 287246 with the GSA (European GNSS Agency). This document contains the main technical activities conducted by PANSA in the frame of project’s WP2000.
Andrzej Fellner
doaj   +1 more source

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

open access: yes, 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   +7 more
core  

Galileo: European Collaboration for Space [PDF]

open access: yes, 2016
This paper examines the Galileo satellite navigation system as an example of European collaboration, and illustrates how the project has put Europe and European industry at the forefront of the space industry.
Maddens Toscano, Pedro
core   +3 more sources

Parametrization and prediction of EGNOS GIVD values

open access: yes2017 International Conference on Localization and GNSS (ICL-GNSS), 2017
Global Navigation Satellite Systems (GNSS) enable positioning almost everywhere in the world under open-sky conditions. However, the GNSS-based position is not exact due to various error sources. Errors in range measurements caused by the ionospheric delay are the largest error source in positioning with consumer grade receivers.
Mäkelä, Maija   +3 more
openaire   +2 more sources

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