Results 101 to 110 of about 3,815 (246)

Potential Applications of GNSS-R Observations over Agricultural Areas: Results from the GLORI Airborne Campaign

open access: yesRemote Sensing, 2018
The aim of this study is to analyze the sensitivity of airborne Global Navigation Satellite System Reflectometry (GNSS-R) on soil surface and vegetation cover characteristics in agricultural areas.
Mehrez Zribi   +8 more
doaj   +1 more source

Improving GNSS-R sea level determination through inverse modeling of SNR data [PDF]

open access: yes, 2016
This paper presents a new method for retrieving sea surface heights from Global Navigation Satellite Systems reflectometry (GNSS-R) data by inverse modeling of SNR observations from a single geodetic receiver.
Haas, Rüdiger   +2 more
core   +1 more source

Analysis of Water Level Monitoring using GNSS Interferometric Reflectometry in River Waters [PDF]

open access: diamond, 2023
MN Cahyadi   +3 more
openalex   +1 more source

Sea Ice Detection Based on Differential Delay-Doppler Maps from UK TechDemoSat-1 [PDF]

open access: yes, 2017
Global Navigation Satellite System (GNSS) signals can be exploited to remotely sense atmosphere and land and ocean surface to retrieve a range of geophysical parameters. This paper proposes two new methods, termed as power-summation of differential Delay-
Wickert, Jens   +3 more
core   +2 more sources

Software-Defined Radio Direct Correlation GNSS Reflectometry by Means of GLONASS [PDF]

open access: yes, 2016
Ground-based GNSS reflectometry (GNSS-R) systems can be realized by different means. The concept of correlation between direct and reflected GNSS signals is basically possible with all GNSS systems.
Haas, Rüdiger   +2 more
core   +1 more source

The GNSS-R Eddy Experiment II: L-band and Optical Speculometry for Directional Sea-Roughness Retrieval from Low Altitude Aircraft [PDF]

open access: yes, 2003
We report on the retrieval of directional sea-roughness (the full directional mean square slope, including MSS, direction and isotropy) through inversion of Global Navigation Satellite System Reflections (GNSS-R) and SOlar REflectance Speculometry (SORES)
B. Chapron   +20 more
core   +6 more sources

GNSS-R altimetry performance analysis for the GEROS experiment on board the international space station [PDF]

open access: yes, 2017
The GEROS-ISS (GNSS rEflectometry, Radio Occultation and Scatterometry onboard International Space Station) is an innovative experiment for climate research, proposed in 2011 within a call of the European Space Agency (ESA).
Camps Carmona, Adriano José   +3 more
core   +2 more sources

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