Results 21 to 30 of about 78,703 (214)

Effective Surface Roughness Impact in Polarimetric GNSS-R Soil Moisture Retrievals

open access: yesRemote Sensing, 2023
Single-pass soil moisture retrieval has been a key objective of Global Navigation Satellite System-Reflectometry (GNSS-R) for the last decade. Achieving this goal will allow small satellites with GNSS-R payloads to perform such retrievals at high ...
Joan Francesc Munoz-Martin   +3 more
doaj   +1 more source

Maritime Multiple Moving Target Detection Using Multiple-BDS-Based Radar: Doppler Phase Compensation and Resolution Improvement

open access: yesRemote Sensing, 2021
With the realization of global navigation satellite system (GNSS) completion, GNSS reflectometry (GNSS-R) has become increasingly popular due to the advantages of global coverage and the availability of multiple sources in terms of earth remote sensing ...
Xiang Lan   +4 more
doaj   +1 more source

Mining noise data for monitoring Arctic permafrost by using GNSS interferometric reflectometry

open access: yes, 2021
Ground surface elevation changes are closely linked to the dynamics of the active layer and near-surface permafrost. GNSS interferometric reflectometry (GNSS-IR), a technique utilizing reflected signals regarded as noise in the GNSS applications, such as
Jiahua Zhang   +3 more
core   +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
Global navigation satellite system reflectometry (GNSS-R) is becoming a widely accepted technique for remote sensing. The interferometric technique (iGNSS-R) correlates the direct signal received from a satellite and the same signal reflected on the Earth's surface, whereas the conventional technique (cGNSS-R) correlates the reflected signal with a ...
Onrubia Ibáñez, Raúl   +5 more
openaire   +4 more sources

gnss-ro/aws-opendata: GNSS-RO AWS Open Data v1.0.0

open access: yes, 2023
GNSS Radio Occultation Data in the AWS ...
gnss-ro, amymcvey, ssleroy
core   +1 more source

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

GNSS refractometry/reflectometry (GNSS-RR) raw data near Neumayer Station in 2021-2023

open access: yes, 2023
GNSS refractometry/reflectometry (GNSS-RR) raw data (RINEX 3.02) including GPS, GLONASS, and GALILEO phase, code, and SNR observations. Measured automatically from a high-end GNSS system above (base) and one high-end and one low-cost antenna (rover ...
Schmithüsen, Holger   +2 more
core   +1 more source

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

An Introduction to the HydroGNSS GNSS Reflectometry Remote Sensing Mission [PDF]

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2021
HydroGNSS (Hydrology using Global Navigation Satellite System reflections) has been selected as the second European Space Agency (ESA) Scout earth observation mission to demonstrate the capability of small satellites to deliver science. This article summarizes the case for HydroGNSS as developed during its system consolidation study.
Martin Unwin   +8 more
openaire   +5 more sources

An Innovative Signal Processing Scheme for Spaceborne Integrated GNSS Remote Sensors

open access: yesRemote Sensing, 2023
The vigorous development of the global navigation satellite system (GNSS) has led to a boom in GNSS radio occultation (GNSS RO) and GNSS reflectometry (GNSS-R) techniques.
Tongsheng Qiu   +12 more
doaj   +1 more source

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