Results 81 to 90 of about 6,099 (169)

The contribution of GLONASS measurements to regional and continental scale geodetic monitoring regimes [PDF]

open access: yes, 2000
Throughout late 1998 and early 1999, the International GLONASS Experiment (IGEX) has delivered the first comprehensive inter-continental dual frequency GLONASS data set.
M. Tsakiri   +8 more
core   +1 more source

The use of satellite systems GPS and GLONASS in land surveying [PDF]

open access: yes, 2015
For position determination in the GNSS land surveying we simultaneously use the systems\ud GLONASS and GPS for quite some time. In this thesis we present the GNSS systems GPS and\ud GLONASS, the similarities and differences of the two systems, and their ...
Oset, Klemen
core  

DESIGN OF A SYSTEM FOR AUTOMATIC MONITORING OF MOBILE TERRITORIALLY SEPARATED OBJECTS

open access: yesНадежность и качество сложных систем
Background. Today, unmanned aerial vehicles (UAVs) are flying devices that can be controlled without human intervention, and are not just a fun toy. They are used to study the earth's surface, monitor forest fires and floods, and much more, and not only ...
I.A. Kubasov, L.A. Lekar
doaj   +1 more source

GLONASS IF Signal Modeling and Simulation [PDF]

open access: yes, 2013
卫星导航信号模拟器可以模拟真实的卫星导航信号,为研发接收机提供测试 信号源。卫星导航的应用越来越广,各种类型的接收机也是层出不穷,而这些接 收机的研制都离不开导航信号模拟器,导航信号模拟器可以大大降低接收机研制 的成本和时间。中国的“北斗”卫星导航系统和欧盟的GALILEO卫星导航系统正 处于建设中,现在能够在全球范围内实现定位导航的系统只有美国的GPS和俄罗 斯的GLONASS系统。 本文研究用软件方法生成GLONASS中频信号,在对GLONASS系统进行系统的 介绍后 ...
刘芬
core  

Lifetime Performances of Modernized GLONASS Satellites: A Review

open access: yes, 2017
GLONASS, successfully operating during 1990s became unusable by early 2000s. Following a revitalization and modernization plan since 2004, GLONASS constellation has been completed again by the end of 2011 and the use of GLONASS is gaining popularity ...
Anindya Bose, Shreya Sarkar
core   +1 more source

Improving solar radiation pressure modeling for GLONASS satellites

open access: yes, 2020
The Russian Global Navigation Satellite System (GLONASS) satellites have a stretched body shape and take a specific attitude mode inside the eclipse. Based on previous studies, the new Empirical CODE orbit model (ECOM2) performs better than the classical
Selmke, Inga   +7 more
core   +1 more source

«Potok» – distributed platform for modeling digital twins of the GLONASS [PDF]

open access: yesКосмические аппараты и технологии
The GLONASS global navigation satellite system (GNSS) is currently at the stage of modernisation. In order to consider and select the best option for the development of the system, it is necessary to create a modelling tool that can ensure the correct ...
R. S. Kulikov   +4 more
doaj  

ABSTRACT GPS/GLONASS/GALILEO INTEGRATION: SEPARATION OF OUTLIERS

open access: yes, 2008
With the future of Global Navigation Satellite Systems (GNSS) being almost certain to include the modernised U.S. GPS, the restored Russian GLONASS and the developing Galileo system of the European Commission (EC) and the European Space Agency (ESA) it ...
Steve Hewitson, Jinling Wang
core  

Evoluzione dei sistemi GNSS

open access: yesGEOmedia, 2010
Evolution of GNSS systems With this article GEOmedia is starting a review on the latest updates concerning GNSS technology. Since the first GPS satellites, the evolution of GNSS sector witnessed the grow of other constellations: GLONASS, Beidou (Compass)
Gianluca Pititto, Fabrizio Bernardini
doaj  

TEST DI POSIZIONAMENTO CON RICEVITORI IBRIDI GPS-GLONASS [PDF]

open access: yes, 2011
In questo lavoro viene svolta un’analisi su test di posizionamento effettuati con ricevitori ibridi, per valutare l'apporto che la costellazione satellitare Glonass può dare ai rilievi NRTK (Network Real Time Kinematic) in condizioni di geometria ...
DARDANELLI, Gino
core  

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