Results 91 to 100 of about 266,964 (192)

Comparing GPS/GLONASS, GPS and GLONASS results in a global network

open access: yes, 2010
URL: http://sujest.selcuk.edu.tr/sumbtd/article/view/176Teknolojinin gelişimine paralel olarak uydularla konum belirleme önemini gün geçtikçe arttırmaktadır.
Alçay, Salih, İnal, Cevat
core  

Joint Reprocessing of GPS, GLONASS and SLR [PDF]

open access: yes, 2013
A joint reprocessing of GPS, GLONASS and SLR observations has been carried out at TU Dresden, TU Munich, AIUB and ETH Zurich. Common a priori models have been applied for the processing of all types of observation to ensure both consistent parameter ...
Wang, Kan   +7 more
core   +2 more sources

An Improved BeiDou-2 Satellite-Induced Code Bias Estimation Method

open access: yesSensors, 2018
Different from GPS, GLONASS, GALILEO and BeiDou-3, it is confirmed that the code multipath bias (CMB), which originate from the satellite end and can be over 1 m, are commonly found in the code observations of BeiDou-2 (BDS) IGSO and MEO satellites.
Jingyang Fu, Guangyun Li, Li Wang
doaj   +1 more source

A New Technique for Processing GLONASS Carrier Phase Measurements over Medium Length Baselines using IGS Products

open access: yes, 2011
We suggest a new technique for processing GLONASS carrier phase measurements over medium length baselines. This technique exploits the use of IGS products (orbits and clock products) thereby increasing the reliability of ambiguity resolution and reducing
Ha, HM (15553178)   +2 more
core  

En nätverks-RTK-jämförelse mellan GPS och GPS/GLONASS

open access: yes, 2007
Från den 1 april 2006 har SWEPOS kompletterat den befintliga nätverks-RTK-tjänsten, som dittills levererat RTK-data för GPS, med ett alternativ där RTK-data för GPS/GLONASS levereras.
Wallerström, Mattias, Johnsson, Fredrik
core   +2 more sources

Undifferenced Ambiguity Resolution for Precise Multi-GNSS Products to Support Global PPP-AR

open access: yesRemote Sensing
Precise point positioning ambiguity resolution (PPP-AR) is a key technique for high-precision global navigation satellite system (GNSS) observations, with phase bias products playing a critical role in its implementation.
Junqiang Li   +3 more
doaj   +1 more source

The Implementation of Precise Point Positioning (PPP): A Comprehensive Review. [PDF]

open access: yesSensors (Basel), 2023
Elsheikh M   +3 more
europepmc   +1 more source

Comparative analysis of single station-based and network-based VTEC modeling approaches in Nigeria using orthogonal transformation

open access: yesScientific African
Vertical Total Electron Content (TEC) plays a crucial role in ionospheric dynamics, influencing radio signal propagation with wide-ranging applications in satellite communication, navigation, and space weather forecasting.
Solomon O. Faruna   +7 more
doaj   +1 more source

Earth gravity field recovery using GPS, GLONASS, and SLR satellites [PDF]

open access: yes, 2014
The time variable Earth’s gravity field provides the information about mass transport within the system Earth, i.e., the relationship of mass transport between atmosphere, oceans, and land hydrology.
Thaller, Daniela   +6 more
core   +2 more sources

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