Results 31 to 40 of about 3,302 (221)

First results of a GNSS-R experiment from a stratospheric balloon over boreal forests [PDF]

open access: yes, 2015
The empirical results of a global navigation satellite systems reflectometry (GNSS-R) experiment onboard the Balloon EXperiments for University Students (BEXUS) 17 stratospheric balloon performed north of Sweden over boreal forests show that the power of
Camps Carmona, Adriano José   +3 more
core   +2 more sources

Wind direction signatures in GNSS-R observables from space [PDF]

open access: yes, 2018
Peer ReviewedPostprint (published ...
Camps Carmona, Adriano José   +6 more
core   +2 more sources

Multi-mode Multi-frequency GNSS-IR Combination System for Sea Level Retrieval [PDF]

open access: yesJournal of Geodesy and Geoinformation Science, 2023
With the development of Global Navigation Satellite Systems (GNSS), geodetic GNSS receivers have been utilized to monitor sea levels using GNSS-Interferometry Reflectometry (GNSS-IR) technology.
Wenyue CHE, Xiaolei WANG, Xiufeng HE, Jin LIU
doaj   +1 more source

Cross-talk statistics and impact in interferometric GNSS-R [PDF]

open access: yes, 2016
©2016 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new ...
Alonso Arroyo, Alberto   +5 more
core   +2 more sources

PRETTY – passive GNSS-Reflectometry for CubeSats [PDF]

open access: yese & i Elektrotechnik und Informationstechnik, 2022
AbstractThe Passive Reflectometry and Dosimetry (PRETTY) is a small satellite mission developed by a consortium consisting of RUAG Space GmbH (RSA), Graz University of Technology (TUG), and Seibersdorf Laboratories (SL). The primary objective of the passive altimetry within the PRETTY mission is to measure the ice and sea ice surface elevation and ...
Andreas Dielacher   +2 more
openaire   +1 more source

DME/TACAN Impact Analysis on GNSS Reflectometry [PDF]

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2016
©2016 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works, for resale or redistribution to servers or lists, or reuse of any copyrighted component ...
Onrubia Ibáñez, Raúl   +5 more
openaire   +3 more sources

SNR degradation in GNSS-R measurements under the effects of radio-frequency interference [PDF]

open access: yes, 2016
©2016 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new ...
Alonso Arroyo, Alberto   +5 more
core   +2 more sources

A Software-Defined GNSS Reflectometry Recording Receiver with Wide-Bandwidth, Multi-Band Capability and Digital Beam-Forming

open access: yesRemote Sensing, 2017
In this paper, we present the Software PARIS Interferometric Receiver (SPIR), a high-speed GNSS reflectometry recording receiver which has been designed and implemented with the primary goal of demonstrating the synoptic capabilities of the ...
Serni Ribó   +7 more
doaj   +1 more source

Sensitivity of GNSS-R spaceborne observations to soil moisture and vegetation [PDF]

open access: yes, 2016
Global navigation satellite systems-reflectometry (GNSS-R) is an emerging remote sensing technique that makes use of navigation signals as signals of opportunity in a multistatic radar configuration, with as many transmitters as navigation satellites are
Camps Carmona, Adriano José   +6 more
core   +2 more sources

Monitoring Sea Ice Thickness Using GNSS-Interferometric Reflectometry

open access: yesIEEE Geoscience and Remote Sensing Letters, 2022
Abstract This letter presents the analysis of frozen sea surface properties using low-cost and low-complexity terrestrial global navigation satellite system (GNSS) receivers. Monitoring sea ice thickness and the mean sea level (MSL) of the frozen sea are performed using the interference frequency obtained by the GNSS interference pattern (IP) technique.
Ankit Regmi   +3 more
openaire   +2 more sources

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