Latest advances in the global navigation satellite system—reflectometry (GNSS-R) field

N Rodriguez-Alvarez, JF Munoz-Martin, M Morris - Remote Sensing, 2023 - mdpi.com
The global navigation satellite system-reflectometry (GNSS-R) field has experienced an
exponential growth as it is becoming relevant to many applications and has captivated the …

Land remote sensing applications using spaceborne GNSS reflectometry: A comprehensive overview

J Bu, Q Wang, Z Wang, S Fan, X Liu… - IEEE Journal of Selected …, 2024 - ieeexplore.ieee.org
The refracted, reflected, and scattered signals from global navigation satellite systems
(GNSSs) have been successfully used for remote sensing (RS) of the Earth's surface and …

Stokes parameters retrieval and calibration of hybrid compact polarimetric GNSS-R signals

JF Munoz-Martin, N Rodriguez-Alvarez… - … on Geoscience and …, 2022 - ieeexplore.ieee.org
Global Navigation Satellite System-Reflectometry (GNSS-R) is a promising field with a
diverse set of applications. Polarimetric GNSS-R has been shown to be sensitive to different …

Analysis of polarimetric GNSS-R Stokes parameters of the Earth's land surface

JF Munoz-Martin, N Rodriguez-Alvarez… - Remote Sensing of …, 2023 - Elsevier
Abstract Polarimetric Global Navigation Satellite System–Reflectometry (GNSS-R) has
proven to be sensitive to different land parameters, such as vegetation or soil moisture. In …

The first polarimetric GNSS-Reflectometer instrument in space improves the SMAP mission's sensitivity over densely vegetated areas

N Rodriguez-Alvarez, JF Munoz-Martin… - Scientific Reports, 2023 - nature.com
Abstract The Soil Moisture Active Passive (SMAP) mission has dramatically benefited our
knowledge of the Earth's surface processes. The SMAP mission was initially designed to …

Monitoring freeze-thaw state by means of GNSS reflectometry: An analysis of TechDemoSat-1 data

D Comite, L Cenci, A Colliander… - IEEE Journal of …, 2020 - ieeexplore.ieee.org
The article of the freeze/thaw dynamic of high-latitude Earth surfaces is extremely important
and informative for monitoring the carbon cycle, the climate change, and the security of …

A Satellite Synthetic Aperture Radar Concept Using P-Band Signals of Opportunity

SH Yueh, R Shah, X Xu, B Stiles… - IEEE Journal of …, 2021 - ieeexplore.ieee.org
The spaceborne aperture radar (SAR) technique based on a combination of P-band signals
of opportunity (SoOp) reflectometry with a sparse array of receivers at low earth orbits …

Signal coherence and water detection algorithms for the ESA HydroGNSS mission

J Peng, W Li, E Cardellach, G Marigold… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
The algorithms to detect the presence of water on land surfaces using the Global Navigation
Satellite System (GNSS) reflected signals collected aboard of the future ESA Scout 2 …

Calibration strategy for compact polarimetric GNSS-R instruments

JF Munoz-Martin, X Bosch-Lluis… - … on Geoscience and …, 2023 - ieeexplore.ieee.org
Polarimetric global navigation satellite system reflectometry (GNSS-R) is being proposed by
different teams as a solution to directly estimate soil moisture (SM). Up to date, two …

Polarimetric features of GNSS-R signal over land: a simulation study

L Dente, L Guerriero, E Santi, M Zribi… - … on Geoscience and …, 2024 - ieeexplore.ieee.org
In view of the launch of the ESA HydroGNSS mission, whose receiver will measure both left
and right-polarized global navigation satellite system reflectometry (GNSS-R) signal, this …