U.S. National PNT Architecture from a 2007 Department of Transportation report, updated in 2017. (Graphic: U.S. Department of Transportation)

DOT gets cracking on a new PNT concept

June 7, 2019

Congress mandated movement in December 2017. The U.S. Department of Transportation (DOT) says it will implement a terrestrial […]

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This article is tagged with Department of Transportation, eLoran, GPS back-up system, Locata, NextNav, PNT architecture, USDOT and posted in From the Magazine, Latest News, Transportation

Image: GPS World

DOT conducts GPS backup study

April 14, 2017

The U.S. Department of Transportation (DOT) is studying responses to its November 2016 request for information concerning back-up […]

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This article is tagged with DOT, GPS back-up system, PNT resiliency, PNT Roundup, rfi, Roy Blunt, U.S. Department of Transportation and posted in Latest News, Transportation