GNSS

Chinese BeiDou/GPS Module Aims to Serve Civilians

January 28, 2015By

A new module produced by a Chinese company combines GPS and BeiDou for civilian positioning, especially for automobiles. The module has been in development for years, and offers improved accuracy and reliability, according to its makers. “GPS is a single-mode application. But we what are offering with our new module now is a system that can combine Beidou and GPS services,... read more

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Funding Proceeds for More GLONASS-K1 Satellites

January 26, 2015By

News courtesy of CANSPACE Listserv. According to its in-house newspaper, Siberian Satellite, the joint-stock company “Information Satellite Systems – Academician M.F. Reshetnev” has signed two loan agreements with the Russian VTB Bank (formerly Vneshtorgbank) worth 2.5 billion rubles ($38 million) to finance the production of GLONASS-K navigation satellites. Presumably, this refers to the decision to produce more GLONASS-K1 satellites as... read more

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Second Wayward Galileo FOC Moving Higher

January 20, 2015By
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At a press conference on Jan. 16, Director General Jean-Jacques Dordain of the European Space Agency (ESA)  announced that the second errant full-operational capability (FOC) satellite, launched in August, had started its orbital change maneuver the previous day. He anticipated that the orbital change would be completed and the final orbit — “albeit somewhat lower in height than the one... read more

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Six Galileo Satellites Planned for 2015 Launch

January 20, 2015By

Six Galileo satellites are scheduled to be launched this year, European Space Agency (ESA) Director General Jean-Jacques Dordain said on January 16. “The launch of six satellites is scheduled for 2015. The [European] Commission will determine the terms of the launches at the end of January,” Dordain said at a press briefing. The satellites will be put into orbit by Ariane... read more

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Galileo Service Interruption Planned for System Upgrade

January 19, 2015By
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Galileo’s navigation messages will shortly stop being updated to enable the migration of a new release for Galileo’s ground mission segment, announced the European Space Agency. Although the actual navigation signals will continue to be transmitted, the generation and uplink of the navigation message — which renews the contents of the signal — will be interrupted during the last week of January... read more

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Terry Moore Considers Future of GNSS in RIN Lecture

January 15, 2015By

Professor Terry Moore explores “Where next for GNSS? ” in the Anderson Memorial Lecture at the Royal Institute of Navigation on March 2. Moore is the associate dean for infrastructure and director of the Nottingham Geospatial Institute, Faculty of Engineering, at the University of Nottingham. Moore will review the current status and proposed modernization of GPS with an emphasis on the benefits... read more

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PNT Board Report: GPS Critical Infrastructure, Concern over International Signals

January 13, 2015By

Report on the 14th meeting of the National Space-based PNT Advisory Board in Washington, D.C., held December 10-11, 2014. By Ron Hatch The December meeting of the PNT Advisory Board meeting brought forth important developments and proposals for the protection of GPS as part of the U.S. critical national infrastructure. A separate presentation made by speakers from the National Telecommunications... read more

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Severe Weather Study Shows Potential of GNSS-RO Satellites

January 11, 2015By
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GeoOptics, a satellite-based environmental data services company, in cooperation with Atmospheric and Environmental Research (AER), an environmental research and development company, has announced the initial results of an Observing System Simulation Experiment (OSSE) showing the reliability of radio occultation data in improving predictions of severe weather and flash flood events. read more