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TAG: GPS backup technology demonstration

Monty Johnson of OPNT demonstrates precise time transfer through 100 kilometers of spooled fiber-optic cable. (Photo: RNT Foundation)

GWU hosts webinar on DOT GPS backup demos

April 26, 2021

Image: niarchos/DigitalVision Vectors/Getty Images

Federal policy aimed at GPS interference, critical infrastructure

March 7, 2021

Monty Johnson of OPNT demonstrates precise time transfer through 100 kilometers of spooled fiber-optic cable. (Photo: RNT Foundation)

DOT report: L-band, UHF, LF and fiber PNT needed to protect US

January 19, 2021

Photo: Andrea Izzotti/Shutterstock.com

$15M for GPS backup demo part of Congress’ march to terrestrial PNT

January 16, 2019