Preparation of the satellite receiving station at Ny-Ålesund for upcoming satellite missions by means of new made-to-measure antenna operation software ... : Vorbereitung der Satelliten-Empfangsstation Ny-Ålesund für neue Satellitenmissionen mithilfe von neuer, maßgeschneiderter Antennen-Betriebssoftware ...

The German Research Centre for Geosciences GFZ operates a satellite-receiving station at Ny-Ålesund, Spitsbergen since 2001. Valuable support for several satellite missions was provided by the station on a best effort basis, while technical and software related issues, as well as uncertainties regar...

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Bibliographic Details
Main Author: Falck, Carsten
Format: Doctoral or Postdoctoral Thesis
Language:unknown
Published: Technische Universität Berlin 2018
Subjects:
Online Access:https://dx.doi.org/10.14279/depositonce-6698
https://depositonce.tu-berlin.de//handle/11303/7475
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Summary:The German Research Centre for Geosciences GFZ operates a satellite-receiving station at Ny-Ålesund, Spitsbergen since 2001. Valuable support for several satellite missions was provided by the station on a best effort basis, while technical and software related issues, as well as uncertainties regarding important system properties, hindered any project participations with more binding commitments. The upcoming US-German GRACE-Follow On satellite mission with on board GNSS-RO and gravity measurements and subsequent “near real-time” respectively low latency processing chains raised the demand to integrate the Ny-Ålesund station as the primary data receiving station of the mission’s ground segment. This required the demonstration of improved station performance and reliability with a perspective of sustainability as well as the determination of important antenna system parameters, such as the ratio of antenna gain to system noise (G/T). Analysis of receiving problems at the station in the past and ... : Das Helmholtz-Zentrum Potsdam Deutsches GeoForschungsZentrum GFZ betreibt seit 2001 eine Satelliten-Empfangsstation bei Ny-Ålesund auf Spitzbergen. Die Station hat, so gut es ging, wertvolle Dienste für etliche Satellitenmissionen geleistet. Verbindliche Verpflichtungen in Projekten konnten aber, wegen hard- und softwaretechnischer Probleme und den nur unsicher bekannten Leistungsparametern der Station, nicht eingegangen werden. Die aufkommende US-amerikanisch-deutsche GRACE-Follow On Satellitenmission für GNSS-RO- und Schwerefeldmessungen und die sich daran anschließenden nahe-Echtzeit Datenverarbeitungsketten führten zu dem Wunsch, die Ny-Ålesund Station als primäre Empfangsstation im Bodensegment der Mission zu integrieren. Dies erforderte den Nachweis von verbesserten Betriebseigenschaften, sowie verbesserter Betriebszuverlässigkeit und Zukunftssicherheit, und die Bestimmung wichtiger Antennenparameter, wie dem Verhältnis von Antennengewinn zu Systemrauschen (G/T). Analysen zu Empfangsproblemen an der ...