Results 1 to 10 of about 264 (141)

Ocean-Surface Wave Measurements Using Scintillation Theories on Seaborne Software-Defined GPS and SBAS Reflectometry Observations [PDF]

open access: yesSensors, 2023
In this study, a low-cost, software-defined Global Positioning System (GPS) and Satellite-Based Augmentation System (SBAS) Reflectometry (GPS&SBAS-R) system has been built and proposed to measure ocean-surface wave parameters on board the research vessel
Lung-Chih Tsai   +6 more
doaj   +2 more sources

SBAS-Aided GPS Positioning with an Extended Ionosphere Map at the Boundaries of WAAS Service Area

open access: yesRemote Sensing, 2021
Space-based augmentation system (SBAS) provides correction information for improving the global navigation satellite system (GNSS) positioning accuracy in real-time, which includes satellite orbit/clock and ionospheric delay corrections.
Mingyu Kim, Jeongrae Kim
doaj   +1 more source

Feasibility Analysis of GPS L2C Signals for SSV Receivers on SBAS GEO Satellites

open access: yesRemote Sensing, 2022
This paper analyzes the feasibility of Global Positioning System (GPS) L2C signals for use with the space service volume (SSV) receiver on satellite-based augmentation system (SBAS) geostationary orbit (GEO) satellites equipped with L1 and L5 band signal
Hak-Beom Lee, Ki-Ho Kwon, Jong-Hoon Won
doaj   +1 more source

Application of the SBAS/EGNOS positioning method to determine UAV coordinates [PDF]

open access: yesPrzegląd Komunikacyjny, 2022
: The article presents the results of research on determining the UAV (Unmanned Aerial Vehicle) position using the SBAS (Satellite Based Augmentation System) positioning method for the EGNOS (European Geostationary Navigation Overlay Service) support ...
Henryk Jafernik   +3 more
doaj   +1 more source

L1 SFMC SBAS Message for Service Expansion of Multi-Constellation GNSS Support

open access: yesIEEE Access, 2023
Currently operating satellite-based augmentation systems (SBASs) provide an augmentation service that improves global positioning system (GPS) performance at 250 bps via the L1 signal.
Cheolsoon Lim   +2 more
doaj   +1 more source

NIGCOMSAT-1R Satellite-Based Augmentation System(SBAS) test bed trial

open access: yes, 2020
In October, 2016 China Great Wall Industry Corporation and Spacestar Technology Company Ltd of China entered into cooperative agreement with Nigerian Communications Satellite Ltd on a Satellite-Based Augmentation System (SBAS) performance test and assessment of the Nigerian Communications Satellite (NIGCOMSAT-1R) augmentation System exploiting ...
Salami Lawal, Lasisi   +2 more
openaire   +2 more sources

GPS-SBAS-Based Orbit Determination for Low Earth Orbiting Satellites

open access: yesInternational Journal of Aerospace Engineering, 2023
A space-based augmentation system (SBAS) provides real-time GNSS correction signals via geostationary satellites for near-ground GNSS users. To use the SBAS correction for low Earth orbit (LEO) satellites, the correction, especially the ionosphere ...
Mingyu Kim, Jeongrae Kim
doaj   +1 more source

Advances of SBAS authentication technologies

open access: yesSatellite Navigation, 2021
Satellite Based Augmentation System (SBAS) provides the corrections and integrity information to users, but as its signal format is opened to the public and Global Navigation Satellite System (GNSS) spoofing technology becomes more realistic, more ...
Ying Chen   +8 more
doaj   +1 more source

EXAMINATION OF DIFFERENT MODELS OF TROPOSPHERE DELAYS IN SBAS POSITIONING IN AERIAL NAVIGATION [PDF]

open access: yesScientific Journal of Silesian University of Technology. Series Transport, 2023
This paper presents the results of a study on the use of different tropospheric correction models in SBAS positioning for air navigation. The paper, in particular, determines the influence of the Saastamoinen troposphere and RTCA-MOPS models on the ...
Kamil KRASUSKI   +1 more
doaj   +1 more source

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