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TAG: GPS positioning

Charlie Trimble provides the 4000A GPS Locator to the Smithsonian Museum. Introduced in 1984, the Trimble 4000A was the first commercial GPS positioning product. (Photo: Smithsonian)

GPS/GNSS industry recollections and predictions from the GPS World Editorial Advisory Board

October 16, 2020

FIGURE 1. Experimental setup. Tested antennas from left to right: Tallysman TW3470, Leica AX1203+ GNSS, low-cost patch antenna (Photo: Chang Hong Information Co.)

Innovation: Low-cost single-frequency positioning in urban environments

May 9, 2018

Photo: Canal+

Canal+ broadcasts race with GPS GeoRacing system

November 17, 2015

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