Results 11 to 20 of about 17,319 (249)

Assessing IGS GPS/Galileo/BDS-2/BDS-3 phase bias products with PRIDE PPP-AR

open access: yesSatellite Navigation, 2021
Ambiguity Resolution in Precise Point Positioning (PPP-AR) is important to achieving high-precision positioning in wide areas. The International GNSS (Global Navigation Satellite System) Service (IGS) and some other academic organizations have begun to ...
Jianghui Geng, Songfeng Yang, Jiang Guo
doaj   +1 more source

The necessity of global navigation satellite systems GPS, GLONASS, GALILEO information security

open access: diamondUkrainian Scientific Journal of Information Security, 2014
Валериян Анатольевич Швец
openaire   +3 more sources

Performance Assessment of BDS-2/BDS-3/GPS/Galileo Attitude Determination Based on the Single-Differenced Model with Common-Clock Receivers

open access: yesRemote Sensing, 2021
Global navigation satellite system (GNSS)-based attitude determination has been widely applied in a variety of fields due to its high precision, no error accumulation, low power consumption, and low cost. Recently, the emergence of common-clock receivers
Mingkui Wu   +3 more
doaj   +1 more source

Evalution of the Accuracy and Performance of Multi-GNSS (MGEX) Positioning for Long Baselines by Using Different Software [PDF]

open access: yesJournal of Geodesy and Geoinformation Science, 2023
The Global Positioning System (GPS) is a GNSS constellation, but GNSS is not always GPS. GPS is one of the GNSS constellations used around the world. The GNSS constellations include GPS (US), QZSS (Japan), Beidou/BDS (China), Galileo (EU), and GLONASS ...
Atınç Pırtı, Mehmet Ali Yücel
doaj   +1 more source

Galileo Broadcast Ephemeris and Clock Errors Analysis: 1 January 2017 to 31 July 2020

open access: yesSensors, 2020
A preliminary analysis of Galileo F/NAV broadcast Clock and Ephemeris is performed in this paper with 43 months of data. Using consolidated Galileo Receiver Independent Exchange (RINEX) navigation files, automated navigation data monitoring is applied ...
María Teresa Alonso   +4 more
doaj   +1 more source

Real-time service performances of BDS-3 and Galileo constellations with a linear satellite clock correction models

open access: yesSatellite Navigation, 2023
In order to facilitate high-precision and real-time Precise Point Positioning (PPP), the International GNSS (Global Navigation Satellite System) Service (IGS), BDS-3 (BeiDou-3 Navigation Satellite System), and Galileo navigation satellite system (Galileo)
Haojun Li, Danzeng Luojie, Huimin Ding
doaj   +1 more source

Performance evaluation of multi-GNSSs navigation in super synchronous transfer orbit and geostationary earth orbit

open access: yesSatellite Navigation, 2021
The autonomous navigation of the spacecrafts in High Elliptic Orbit (HEO), Geostationary Earth Orbit (GEO) and Geostationary Transfer Orbit (GTO) based on Global Navigation Satellite System (GNSS) are considered feasible in many studies.
Tao Shi, Xuebin Zhuang, Liwei Xie
doaj   +1 more source

Testing Galileo High-Accuracy Service (HAS) in Marine Operations

open access: yesJournal of Marine Science and Engineering, 2023
Global Navigation Satellite System (GNSS) technology supports all phases of maritime navigation and serves as an integral component of the Automatic Identification System (AIS) and, by extension, Vessel Traffic Service (VTS) systems.
Pedro Pintor   +4 more
doaj   +1 more source

Comprehensive assessment of real-time precise products from IGS analysis centers

open access: yesSatellite Navigation, 2022
Real-Time Precise Point Positioning (RT-PPP) has been one of the research hotspots in GNSS (Global Navigation Satellite System) community for decades. Real-time precise products of satellite orbits and clocks are the prerequisite for RT-PPP.
Bofeng Li   +4 more
doaj   +1 more source

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