Articles with "spaceborne gnss" as a keyword



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Spaceborne GNSS Reflectometry for Retrieving Sea Ice Concentration Using TDS-1 Data

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Published in 2021 at "IEEE Geoscience and Remote Sensing Letters"

DOI: 10.1109/lgrs.2020.2982959

Abstract: A geophysical model function (GMF) for sea ice concentration (SIC) retrieval is developed based on the spaceborne Global Navigation Satellite System Reflectometry (GNSS-R) data measured by the TechDemoSat-1 (TDS-1) satellite. The spreading characteristics of onboard… read more here.

Keywords: sea ice; spaceborne gnss; tds data; ice concentration ... See more keywords
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An Improved Method for Ionospheric TEC Estimation Using the Spaceborne GNSS-R Observations

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Published in 2022 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2022.3192983

Abstract: Ionospheric monitoring and modeling have been difficult for a long time over the data-void or data-sparse oceans. As an emerging remote sensing technique, global navigation satellite system reflectometry (GNSS-R) has presented great potential in ionosphere… read more here.

Keywords: tec; ionospheric tec; gnss; spaceborne gnss ... See more keywords
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Single-Pass Tropical Cyclone Detector and Scene-Classified Wind Speed Retrieval Model for Spaceborne GNSS Reflectometry

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Published in 2023 at "IEEE Transactions on Geoscience and Remote Sensing"

DOI: 10.1109/tgrs.2023.3253564

Abstract: Spaceborne Global Navigation Satellite System-Reflectometry (GNSS-R) has been used to retrieve wind speed, but few studies have directly detected tropical cyclones from spaceborne GNSS-R observations. Moreover, it is challenging to solve the multivalued dependence of… read more here.

Keywords: tropical cyclone; wind speed; spaceborne gnss; detector ... See more keywords