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GNSS Vulnerability and Alternative PNT

July 1, 2010By
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A group working under the auspices of the Federal Aviation Administration (FAA) Navigation Services Directorate recently prepared a study assessing non-GNSS navigation system architectures to provide alternate positioning, navigation, and timing (APNT) services for aviation users, to mitigate GNSS vulnerability to radio frequency interference (RFI). The APNT architecture would be based on selected elements of today’s terrestrial navigation network, possibly upgraded, plus new elements anticipated for the 2025 timeframe. read more

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Chronos Introduces GAARDIAN Project at ION GNSS 2009

September 24, 2009By

Chronos Technology is introducing the academic and business research consortium working on the GAARDIAN Project at its booth (#728) at the ION GNSS conference taking place this week in Savannah, Georgia. Chronos is leading the consortium, which over the course of 2009 – 2011 will be researching the data-gathering necessary to develop a system for mission and safety critical applications that will certify the accuracy, reliability, integrity, and continuity of Positioning, Navigation and Timing (PNT) systems: GPS, the new enhanced LORAN (eLORAN), GALILEO and GLONASS. read more

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USGIF Awards Program Solicits Nominations

June 19, 2008By

The United States Geospatial Intelligence Foundation (USGIF) is now accepting nominations for the 2008 Awards Program. All submissions are due by 5 p.m. EST on Friday, August 15. read more

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Business Outlook – RTK Crops Up in Precision Ag

May 1, 2008By

Most precision agriculture users have settled for 1-meter accuracy using GPS, made possible with the reliable and convenient corrections provided by WAAS (Wide Area Augmentation System). GPS/GNSS is important to key areas in agriculture, including field mapping, yield mapping, and guidance. read more

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USGIF Accepting 2007 Awards Program Nominations

June 28, 2007By

The United States Geospatial Intelligence Foundation (USGIF) is reminding colleagues in academia, industry, and the defense and intelligence communities that October 1 is the deadline to submit nominations for the 2007 USGIF Awards Program. read more

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Leica Geosystems Geospatial Imaging Participating in 2007 AAG Annual Meeting

April 18, 2007By

Leica Geosystems Geospatial Imaging has announced its participation at the 2007 AAG Annual Meeting, April 17-21, 2007, at the San Francisco Hilton, San Francisco, California. read more

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Grant Applicants Run for the ROSES

April 12, 2007By

At this moment, National Aeronautics and Space Administration (NASA) satellites outfitted with advanced sensors are gathering masses of data about phenomena that affect all of us: rainfall patterns, solar irradiation, and tropical deforestation, to name a few read more

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NSGIC Honors FGDC’s Ivan DeLoatch with Distinguished Service Award

April 12, 2007By

The National States Geographic Information Council (NSGIC) Board of Directors has given its NSGIC Distinguished Service Award to Ivan DeLoatch, staff director of the Federal Geographic Data Committee (FGDC). read more

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