Towards millimeter-level accuracy in GNSS-based space geodesy: A review of error budget for GNSS precise point positioning

X Li, JP Barriot, Y Lou, W Zhang, P Li, C Shi - Surveys in Geophysics, 2023 - Springer
The aim of the new generation of Global Geodetic Observing System is a millimeter-level
accuracy in positioning, with a crucial role to be played by Global Navigation Satellites …

Broadcast versus precise ephemerides: a multi-GNSS perspective

O Montenbruck, P Steigenberger, A Hauschild - GPS solutions, 2015 - Springer
A consistent analysis of signal-in-space ranging errors (SISREs) is presented for all current
satellite navigation systems, considering both global average values and worst-user …

Past, present and future of atomic clocks for GNSS

B Jaduszliwer, J Camparo - GPS Solutions, 2021 - Springer
Abstract Global Navigation Satellite Systems (GNSS) are enabled by atomic clocks, which
provide the timing precision and accuracy required for the ranging measurements …

LEO enhanced Global Navigation Satellite System (LeGNSS) for real-time precise positioning services

B Li, H Ge, M Ge, L Nie, Y Shen, H Schuh - Advances in space research, 2019 - Elsevier
Abstract Global Navigation Satellite System (GNSS) has been widely used in many
geosciences areas with its Positioning, Navigation and Timing (PNT) service. However …

Analysis of Galileo signal-in-space range error and positioning performance during 2015–2018

W Wu, F Guo, J Zheng - Satellite Navigation, 2020 - Springer
A long-term analysis of signal-in-space range error (SISRE) is presented for all healthy
Galileo satellites, and the first pair of full operational capability satellites in wrong elliptical …

Critical Elements for a Multi‐Constellation Advanced RAIM

J Blanch, T Walter, P Enge, S Wallner… - … : Journal of The …, 2013 - Wiley Online Library
The GNSS environment is experiencing two major changes: the introduction of a new civil
signal in the L5 band and the launch of new GNSS constellations. These improvements …

Quality monitoring of real-time GNSS precise positioning service system

R Ji, X Jiang, X Chen, H Zhu, M Ge… - Geo-Spatial Information …, 2023 - Taylor & Francis
ABSTRACT The Real-Time Global Navigation Satellite System (GNSS) Precise Positioning
Service (RTPPS) is recognized as the most promising system by providing precise satellite …

Evaluation of orbit, clock and ionospheric corrections from five currently available SBAS L1 services: methodology and analysis

Z Nie, P Zhou, F Liu, Z Wang, Y Gao - Remote Sensing, 2019 - mdpi.com
To meet the demands of civil aviation and other precise navigation applications, several
satellite-based augmentation systems (SBASs) have been developed around the world …

Long-term behavior and statistical characterization of BeiDou signal-in-space errors

Y Wu, X Liu, W Liu, J Ren, Y Lou, X Dai, X Fang - GPS Solutions, 2017 - Springer
We derive orbit and clock errors for BeiDou satellites from March 1, 2013, to September 30,
2016 by comparing broadcast ephemerides with the precise ephemerides produced by …

[PDF][PDF] Experimental studies on the relationship between HDOP and position error in the GPS system

M Specht - Metrology and Measurement Systems, 2022 - journals.pan.pl
Abstract 2D position error in the Global Positioning System (GPS) depends on the Horizontal
Dilution of Precision (HDOP) and User Equivalent Range Error UERE. The non-dimensional …