Department of Transportation

April 21, 2021

NIST confirms STL as reliable timing source, even indoors

By Tracy Cozzens

Image: niarchos/DigitalVision Vectors/Getty Images

March 7, 2021

Federal policy aimed at GPS interference, critical infrastructure

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

January 19, 2021

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

Image courtesy of Skytruth and RNTF.

December 1, 2020

USDOT to host GPS jamming workshop Dec. 3

By Tracy Cozzens

October 1, 2020

COVID-19 contact tracing discussed in CGSIC meeting

By Tracy Cozzens

July 30, 2020

GPSIA asks FCC to reexamine Ligado decision

By Tracy Cozzens

Photo: Avalon_Studio/E+/Getty Images

July 21, 2020

FCC’s Ligado decision broadens, deepens opposition

DOT briefing to FCC: “Concerns Over Ligado Order & Authorization,” June 2020. (Slide: DOT)

July 6, 2020

Capt. Sullenberger, PNT board against Ligado decision

Photo: Logan Scott

May 27, 2020

GPS could be deemed ‘less reliable’ if FCC’s Ligado decision stands

Image: A-Digit/DigitalVision Vectors/Getty Images

April 22, 2020

GPS and PNT experts react to Ligado decision

By Tracy Cozzens

Image: A-Digit/DigitalVision Vectors/Getty Images

April 20, 2020

FCC approves Ligado broadband network, DOD and GPS industry react

By Tracy Cozzens

February 20, 2020

PNT Executive Order helpful, but delays market solutions

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