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December 1, 2011

The Business and Product Showcase — December 2011

By GPS World Staff

November 1, 2011

The Business and Product Showcase — November 2011

By GPS World Staff

August 1, 2011

Detecting Nuclear Testing: Software Under Development by OSU Could Pinpoint Treaty Violations

By Tracy Cozzens

January 31, 2011

Spectracom Introduces 16-Channel GPS Simulator for Receiver Testing

By GPS World Staff

October 1, 2010

Out in Front: Welcome to Accuracy Anonymous

By Alan Cameron

August 1, 2010

GPS World: 20 Years Young, 1990-2010

By GPS World Staff

July 1, 2010

GNSS Vulnerability and Alternative PNT

By GPS World Staff

At the JPO. Frank Butterfield of Aerospace, Col. Parkinson, and Cdr. Bill Huston, deputy JPO director from the U.S. Navy, in the early 1970s. A model of a Phase I GPS satellite stands on the table between the latter two. (Credit: Bradford W. Parkinson and Stephen T. Powers)

June 1, 2010

Part 2: The Origins of GPS, Fighting to Survive

By GPS World Staff

Mathematician Bill Guier (l) and physicist George Weiffenbach (r), told APL Research Center director Frank T. McClure (c), about their success using Doppler tracking for satellites. “McClure’s brain started going into fast forward,” remembered John Dassoulas. “Knowing the navigational challenges the U.S. Navy faced, McClure said, ‘Well, if you can find out where the satellite is, you ought to be able to turn that problem upside down and find out where you are.’" (Credit: Bradford W. Parkinson and Stephen T. Powers)

May 1, 2010

Part 1: The Origins of GPS, and the Pioneers Who Launched the System

By GPS World Staff

November 1, 2009

The True Story of the Origins of GPS

By GPS World Staff

The Business and Product Showcase — December 2011

The Business and Product Showcase — November 2011

Detecting Nuclear Testing: Software Under Development by OSU Could Pinpoint Treaty Violations

Spectracom Introduces 16-Channel GPS Simulator for Receiver Testing

Out in Front: Welcome to Accuracy Anonymous

GPS World: 20 Years Young, 1990-2010

GNSS Vulnerability and Alternative PNT

Part 2: The Origins of GPS, Fighting to Survive

Part 1: The Origins of GPS, and the Pioneers Who Launched the System

The True Story of the Origins of GPS

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