Results 111 to 120 of about 78,703 (214)

An Instrument Error Correlation Model for Global Navigation Satellite System Reflectometry

Remote Sensing
All sensing systems have some inherent error. Often, these errors are systematic, and observations taken within a similar region of space and time can have correlated error structure.
C. E. Powell, Christopher S. Ruf, Darren S. McKague, Tianlin Wang, Anthony Russel   +4 more
doaj   +1 more source

Comparision of Sea Surface Height Anomaly measurements from Grazing Angle GNSS-R Altimetry and Sentinel-3

, 2023
peer reviewedSatellite altimetry has been employed since the Skylab mission in 1973, and subsequent satellite launches have aimed to gather altimetric data.
Buendía, Raquel Navarro, Talpe, Matthieu, TABIBI, Sajad   +2 more
core  

Multilayer Model in Soil Moisture Content Retrieval Using GNSS Interferometric Reflectometry. [PDF]

Sensors (Basel), 2023
Li J, Hong X, Wang F, Yang L, Yang D.
europepmc   +1 more source

A radio-frequency interference detector for GNSS navigation and GNSS-reflectometry applications

, 2017
Radio-Frequency Interference (RFI) is a growing problem for applications based on the Global Navigation Satellite Systems (GNSS), including Earth observation using GNSS - Reflectometry (GNSS-R).
Onrubia Ibáñez, Raúl, Camps Carmona, Adriano José, Querol Borràs, Jorge, Pascual Biosca, Daniel, Hyuk, Park   +4 more
core   +1 more source

Quasi zenith satellite system-reflectometry for sea-level measurement and implication of machine learning methodology. [PDF]

Sci Rep, 2022
Ansari K, Seok HW, Jamjareegulgarn P.
europepmc   +1 more source

GNSS multipath reflectometry for coastal sea level monitoring: Extended dynamic model based on the sea vertical acceleration

, 2017
peer reviewedGlobal navigation satellite system multipath reflectometry (GNSS-MR) uses signals of opportunity at L-band frequency. GNSS-MR using signal-to-noise ratio (SNR) measured with commercial off-the-shelf geodetic-quality equipment has proved ...
van Dam, Tonie, TABIBI, Sajad, Geremia-Nievinski, Felipe   +2 more
core  

Development of low-cost spaceborne multi-frequency GNSS receiver for navigation and GNSS remote sensing

, 2013
This paper describes the development of a new generation of low-cost spaceborne multi-frequency global navigation satellite systems (GNSS) receivers for navigation and GNSS remote sensing applications.
Steenwijk, R. De Vos Van, Mitchell, Cathryn, Partington, Kim, Jales, Philip, Gao, Steven, Unwin, Martin, Maqsood, Mozam, Rose, Julian, Gommenginger, Christine   +8 more
core   +1 more source

Spatial altimetry, GNSS reflectometry and marine surcotes

Altimétrie spatiale, réflectométrie GNSS et surcotes marines L'objectif de ce travail a été de développer une méthodologie de télédétection novatrice, s'appuyant sur des plateformes existantes, de suivi des principaux facteurs influençant la dynamique côtière.
openaire   +4 more sources

Research on Soil Moisture Estimation of Multiple-Track-GNSS Dual-Frequency Combination Observations Considering the Detection and Correction of Phase Outliers. [PDF]

Sensors (Basel), 2023
Zhang X, Ren C, Liang Y, Liang J, Yin A, Wei Z.   +5 more
europepmc   +1 more source

GEROS-ISS: GNSS REflectometry, radio occultation, and scatterometry onboard the International Space Station

GEROS-ISS stands for GNSS REflectometry, radio occultation, and scatterometry onboard the International Space Station (ISS). It is a scientific experiment, successfully proposed to the European Space Agency in 2011.
Rius, Antonio, Hatton, Jason, Shum, C. K., Xie, Jiping, Jaggi, A., Catarino, Nuno, Zuffada, Cinzia, Floury, Nicolas, Fabra, Francisco, Martín-Neira, Manuel, Saynisch, Jan, Ressler, Gerhard, Camps Carmona, Adriano José, Soulat, François, Sousa, Anna, Pierdicca, Nazzareno, Hyuk, Park, Foti, Giuseppe, Li, Z., Baltazar Andersen, Ole, Chapron, Bertrand, Lee, T., Cardellach, Estel, Semmling, Maximilian, Høeg, Peter, Font-Rosselló, Josep, Bertino, Laurent, Wickert, Jens, Bandeiras, J., Gommenginger, Christine   +29 more
core