Fault-Free Protection Level Equation for CLAS PPP-RTK and Experimental Evaluations [PDF]
Sensors, 2022 Centimeter level augmentation system (CLAS) of the quasi-zenith satellite system (QZSS) is the first precise point positioning-real time kinematic (PPP-RTK) augmentation system of the global navigation satellite system (GNSS), which is currently ...
Euiho Kim +6 more
doaj +2 more sources
The EGNOS Augmentation in Maritime Navigation [PDF]
Sensors, 2022 The objective of this work is the evaluation of the performances of EGNOS (European Geostationary Navigation Overlay System) augmentation system in maritime navigation by comparing them with those obtained by other positioning methods as Single Point ...
Anna Innac +4 more
doaj +2 more sources
Efficient Methods of Utilizing Multi-SBAS Corrections in Multi-GNSS Positioning [PDF]
Sensors, 2020 Various combining methods have been proposed to utilize multi-satellite-based augmentation system (SBAS) correction to provide accurate position in the global navigation satellite system (GNSS) receiver.
Kwi Woo Park +2 more
doaj +2 more sources
Satellite Navigation Message Authentication in GNSS: Research on Message Scheduler for SBAS L1 [PDF]
SensorsSBAS is mainly used in civil aviation and navigation, and will be applied to autonomous driving in the future. Given the open signal format of the Satellite Based Augmentation System (SBAS), which exposes security threats such as spoofing attacks, the ...
Jiangyao Song +3 more
doaj +2 more sources
An Online SBAS Service to Improve Drone Navigation Performance in High-Elevation Masked Areas [PDF]
Sensors, 2020 Owing to the high demand for drone operation in high-elevation masked areas, it is necessary to develop a more effective method of transmitting and applying Satellite-Based Augmentation System (SBAS) messages for drones.
Hyojung Yoon +3 more
doaj +2 more sources
EGNOS 1046 Maritime Service Assessment [PDF]
Sensors, 2020 The present contribution evaluates how the European Geostationary Navigation Overlay System (EGNOS) meets the International Maritime Organization (IMO) requirements established in its Resolution A.1046 for navigation in harbor entrances, harbor ...
Deimos Ibáñez Segura +6 more
doaj +2 more sources
Journal of Marine Science and Engineering, 2020 The Global Navigation Satellite System (GNSS) has become the primary means of obtaining Position, Navigation, and Timing (PNT) information at sea. The current capabilities of the Global Positioning System (GPS) constellation, although adequate for ocean ...
Manuel Lopez-Martinez +3 more
doaj +1 more source
Signature of ionospheric irregularities under different geophysical conditions on SBAS performance in the western African low-latitude region [PDF]
Annales Geophysicae, 2017 Rate of change of TEC (ROT) and its index (ROTI) are considered a good proxy to characterize the occurrence of ionospheric plasma irregularities like those observed after sunset at low latitudes.
O. E. Abe +6 more
doaj +1 more source
Models and performance of SBAS and PPP of BDS
Satellite Navigation, 2022 Satellite Based Augmentation System (SBAS) is one of the services provided by the BeiDou Navigation Satellite System (BDS). It broadcasts four types of differential corrections to improve user application performance.
Junping Chen +5 more
doaj +1 more source
Designation of the Quality of EGNOS+SDCM Satellite Positioning in the Approach to Landing Procedure
Applied Sciences, 2022 The main aim of this paper is to present the results of research on the application of a modified mathematical model to determine the quality parameters of SBAS (Satellite Based Augmentation System) satellite positioning in aviation.
Kamil Krasuski +5 more
doaj +1 more source