GLONASS - an overview | ScienceDirect Topics
Oct 12, 1982 · GLONASS is defined as a satellite-based navigation system operated by Russia, consisting of 24 satellites that provide global positioning and navigation services with high accuracy …
Antenna and attitude modeling of modernized GLONASS satellites
Oct 1, 2024 · It enables a proper modeling of the phase center location together with the L1 and L3 CDMA antenna PCOs in the type 12 ephemeris message. Relevant algorithms for GLONASS …
Performance of the precise point positioning method along with the ...
Nov 1, 2020 · This research shows how the performance of the Precise Point Positioning (PPP) changes with the development of GPS, GLONASS and Galileo systems. Calcu…
Current performance of open position service with ... - ScienceDirect
Mar 1, 2022 · Regarding GLONASS, the introduction of the code-specific inter-frequency bias (IFB) parameters in the SPP functional model and the use of the IFB products provided by German …
Precise point positioning with quad-constellations: GPS, BeiDou ...
Jul 1, 2015 · The GPS/GLONASS PPP achieves slightly better performance than the GPS/BeiDou PPP. The triple-constellation PPP further increases the positioning accuracy and decreases the …
Signal quality and positioning performance of GPS/BDS …
Mar 15, 2022 · With the continuous development and modernization of GPS, GLONASS, Galileo and BDS constellations in recent years, it is a good opportunity to enhance the performance of precise …
Satellite availability and point positioning accuracy evaluation on a ...
May 1, 2019 · We focus on the evaluation of availability and point positioning for four-constellation integration with GPS, GLONASS, BeiDou and Galileo. The availability indicates whether the position …
Long-term performance detection and evaluation of GLONASS …
Apr 1, 2021 · In this study, using eight years of continuous GLONASS precise satellite clock offset products, the long-term performance of GLONASS satellite clocks is revealed for the first time. The …
Contribution analysis of QZSS to single-frequency PPP of GPS/BDS ...
Apr 1, 2020 · Compared to GPS-only and Galileo-only, GLONASS-only and BDS-only show poor performance in SF PPP, which are mainly caused by the satellite-specific inter-frequency bias (IFB) …
DCB estimation and analysis using the single receiver GPS/GLONASS ...
Nov 1, 2023 · The MATLAB-based software GR_DCB (GPS and GLONASS DCB estimation) was developed to estimate the SDCB and RDCB based on GPS and GLONASS observations. The …