Results 41 to 50 of about 2,454,472 (387)

GLEAM v3: satellite-based land evaporation and root-zone soil moisture

open access: yes, 2016
. The Global Land Evaporation Amsterdam Model (GLEAM) is a set of algorithms dedicated to the estimation of terrestrial evaporation and root-zone soil moisture from satellite data. Ever since its development in 2011, the model has been regularly revised,
B. Martens   +8 more
semanticscholar   +1 more source

A Survey on Nongeostationary Satellite Systems: The Communication Perspective [PDF]

open access: yesIEEE Communications Surveys and Tutorials, 2021
The next phase of satellite technology is being characterized by a new evolution in non-geostationary orbit (NGSO) satellites, which conveys exciting new communication capabilities to provide non-terrestrial connectivity solutions and to support a wide ...
H. Al-Hraishawi   +4 more
semanticscholar   +1 more source

Refining the ERA5-based global model for vertical adjustment of zenith tropospheric delay

open access: yesSatellite Navigation, 2022
Tropospheric delay is an important factor affecting high precision Global Navigation Satellite System (GNSS) positioning and also the basic data for GNSS atmospheric research.
Ge Zhu   +5 more
doaj   +1 more source

Characterization of multi-scale ionospheric irregularities using ground-based and space-based GNSS observations

open access: yesSatellite Navigation, 2021
Ionospheric irregularities can adversely affect the performance of Global Navigation Satellite System (GNSS). However, this opens the possibility of using GNSS as an effective ionospheric remote sensing tool.
YuXiang Peng   +4 more
doaj   +1 more source

An Overview of the Applications of Earth Observation Satellite Data: Impacts and Future Trends

open access: yesRemote Sensing, 2022
As satellite observation technology develops and the number of Earth observation (EO) satellites increases, satellite observations have become essential to developments in the understanding of the Earth and its environment.
Qiang Zhao   +6 more
semanticscholar   +1 more source

On the Path to 6G: Embracing the Next Wave of Low Earth Orbit Satellite Access [PDF]

open access: yesIEEE Communications Magazine, 2021
Offering space-based Internet services with mega-constellations of low Earth orbit (LEO) satellites is a promising solution to connecting the unconnected. It can complement the coverage of terrestrial networks to help bridge the digital divide.
Xingqin Lin   +5 more
semanticscholar   +1 more source

Satellite Communications

open access: yesEURASIP Journal on Wireless Communications and Networking, 2008
The call for papers resulted in a high number of submis- sions, from which we have been able to select 12 excellent papers dealing with the different aspects of satellite commu- nications and navigation. Multiple-input multiple-output (MIMO) techniques are attracting a considerable amount of attention from within the terrestrial wireless community. The
Sheriff, Ray E   +2 more
openaire   +4 more sources

A joint InSAR-GNSS workflow for correction and selection of interferograms to estimate high-resolution interseismic deformations

open access: yesSatellite Navigation, 2023
Knowledge of the spatial distribution of interseismic deformations is essential to better understand earthquake cycles. The existing methods for improving the reliability of the obtained deformations often rely on visual inspection and prior model ...
Hongzhi Liu   +4 more
doaj   +1 more source

Next Generation High Throughput Satellite System [PDF]

open access: yes, 2012
This paper aims at presenting an overview of the state-of-the-art in High Throughput Satellite (HTS) systems for Fixed Satellite Services (FSS) and High Density-FSS.
Alberty, Eric   +5 more
core   +1 more source

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