Chris Goodall is a co-founder and the vice-president, applications, at Trusted Positioning Inc., Calgary, Alberta, Canada. He has been working in developing, deploying…

By Inside GNSS

First, let’s review the record of presidential leadership in GPS. In 1983, following the shooting down of an errant Korean airliner over Soviet…

By Inside GNSS

The Galileo In-Orbit Validation (IOV) ProtoFlight Model (PFM) and Flight Models (FM-2, FM-3 and FM-4) undergoing assembly and testing at Thales Alenia Space’s…

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LightSquared told a congressional committee today (September 8, 2011) that it would limit the on-the-ground power of its signals to avoid overpowering GPS…

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Equation 1 Q: How does measurement differencing affect my computed position? A: The short answer is, “That depends.” Standalone, or undifferenced, measurements obviously…

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Working Papers explore the technical and scientific themes that underpin GNSS programs and applications. This regular column is coordinated by Prof. Dr.-Ing. Günter…

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CORS and OPUS for Engineers Edited by Tomás Soler PUBLISHED BY THE AMERICAN SOCIETY OF CIVIL ENGINEERS

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Consumer demand for positioning information is currently being met by a plethora of wireless positioning technologies. The most popular consumer positioning technology, GNSS,…

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FIGURE 1: Current availability in the Arctic with VAL=35 m and HAL=40m. The Arctic houses an estimated 90 billion barrels of undiscovered, technically…

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FIGURE 1: Simplified probe architecture GNSS vulnerability is rightly one of the most talked about topics of 2011.

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FIGURE 1: GPS III On Orbit In May 2008, Lockheed Martin Space Systems Company received a contract from the U.S. Air Force to…

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ICG Program Officer Sharafat Gadimova [Updated Sept 7, 2011] The United Nations and the United States will co-sponsor a special meeting to commemorate…

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Scenic Jeju Island The third Asia Oceania Regional Workshop on GNSS will take place on Jeju Island, Korea on November 1 and 2,…

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IET headquarters, Savoy Place The head of the Galileo program division of the UK’s space agency, the PRS expert at the European GNSS…

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ENAC campus courtyard The fifth European workshop on GNSS signals and signal processing will take place at ENAC headquarters (École Nationale de l’Aviation…

By Inside GNSS