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Wyszukujesz frazę "satellite-based augmentation systems" wg kryterium: Temat


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Tytuł:
Evolution of SBAS/EGNOS enabled devices in maritime
Autorzy:
López, M.
Antón, V.
Tematy:
EGNOS
navigation and timing
Global Navigation Satellite Systems
satellite-based augmentation systems
dynamic positioning
Portable Pilot Unit
Automatic Identification System
advanced maritime technologies
Pokaż więcej
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Powiązania:
https://bibliotekanauki.pl/articles/2063971.pdf  Link otwiera się w nowym oknie
Opis:
The maritime sector was one of the first communities that recognized and exploited the opportunities and advantages provided by Global Navigation Satellite Systems (GNSS). In fact, GNSS have become the primary means of obtaining Position, Navigation and Timing (PNT) information at sea. Most of the ships in the world are equipped with GNSS receivers. GPS provides the fastest and most accurate method for mariners to navigate, measure speed, and determine location. However, its performance can be enhanced by taking advantage of augmentation systems such as differential GNSS or Satellite-Based Augmentation Systems (SBAS/EGNOS), especially in terms of accuracy. Direct access to EGNOS in vessels can be achieved through EGNOS-enabled navigation receivers and EGNOS-enabled AIS transponders. This paper provides an analysis of the number of onboard devices, mainly devoted to navigation purposes, and AIS transponders which are SBAS compatible. In addition, other equipment using GNSS positioning in the maritime and inland waterways domains are also considered for the analysis of SBAS compatibility, including inland AIS, Portable Pilot Units (PPUs) and Dynamic Positioning (DP) equipment. A first survey was done in 2017 to have an overview of the percentage of SBAS enabled devices available in the maritime market [8]. Since then, the analysis has been yearly updated to understand the market evolution in terms of SBAS compatibility and its main results are summarised in this paper.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
EGNOS performance in several maritime campaigns
Autorzy:
Lacarra, E.
González, R.
Lopez-Martinez, M.
Tematy:
safety at sea
GNSS
radio navigation
satellite-based augmentation systems
EGNOS performance
European Geostationary Navigation Overlay Service
testing campaigns
shipborne receiver
Pokaż więcej
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Powiązania:
https://bibliotekanauki.pl/articles/59123386.pdf  Link otwiera się w nowym oknie
Opis:
This article presents the EGNOS (European Geostationary Navigation Overlay Service) performance observed along several maritime campaigns carried out in European waters with the objective to demonstrate the availability of corrections and the suitability of the accuracy to support maritime navigation. The regions selected correspond to those located in the border area of EGNOS coverage and include the following campaigns: Norwegian coast in 2018, Southwest of Europe in 2018 & 2019, Finnish coast in 2019, Baltic Sea in 2021 and Irish coast in 2022. These results in real maritime environment aim at demonstrating that EGNOS L1 service is suitable to support maritime navigation in ocean waters, coastal waters and harbour entrances/approaches according to the operational requirements defined in the IMO Res. A.1046 (27), being beneficial for maritime community.
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The Russian ALFA System in the Context of the Development of Radionavigation in the 21st Century
Autorzy:
Felski, Andrzej
Tematy:
navigational systems
radionavigation
ALFA system
marine navigation
ground-based radionavigation system
ground-based augmentation system
Global Navigation Satellite System
21st century challenges
Pokaż więcej
Wydawca:
Uniwersytet Morski w Gdyni. Wydział Nawigacyjny
Powiązania:
https://bibliotekanauki.pl/articles/2063950.pdf  Link otwiera się w nowym oknie
Opis:
For nearly the entire post-World War II period, naval and air navigation relied primarily on ground-based radionavigation systems. However, the spontaneous development of satellite systems gradually led to their disappearance. They are currently used partly in air operations and marginally in maritime navigation in some areas around Asia, in Russia and in the Middle East. However, at the beginning of the 21st century, the threat of effective interference with satellite systems began to be raised, which led to an increased interest in restoring or upgrading ground-based systems as backup systems in the Western world. In this context, the approach of Russia is interesting, as it is associated with the vast majority of deliberate GPS interference. There are reports in the world literature that various ground-based radionavigation systems operating in Russia are still observed. The article analyses, on the basis of the few available sources, information on the ALFA system, about which the least is known, and there are many indications that it is ready for use.
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-3 z 3

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