Assured Accurate Time – Presentations from NIST Workshop

Assured Accurate Time – Presentations from NIST Workshop

“Access to Assured and Accurate Time II” was the title of a workshop held by NIST on the 25th of March. The event was the day before the annual ATIS Workshop on Synchronization and Timing Systems (WSTS) in San Jose. If, like us, you weren’t able to...
Detecting GPS Interference from Space – Naval Research Lab

Detecting GPS Interference from Space – Naval Research Lab

The recent C4ADS report on GPS spoofing in Russia and the Middle East provided a number of interesting and new revelations. One of which was that GPS interference can be detected from space. Working with a sensor aboard the International Space Station, a team lead by...
Tell Congress to Support GPS!

Tell Congress to Support GPS!

Congress is considering appropriations for fiscal year 2020 which begins the first of October of this year. There are two minor, but important items that must be funded to keep GPS the gold standard for GNSS, and to protect its signals and users. First is the $15M...
FCC to Approve Ligado? – Not so fast… [Correction]

FCC to Approve Ligado? – Not so fast… [Correction]

Image Wikimedia Commons Gage Skidmore from Peoria, AZ, United States of America Blog Editor’s Note: We got the spectrum numbers wrong in the original of this post. Ligado actually has a long term lease for 1670 – 1675 MHz vice the spectrum mentioned by the...
ESA Thinking Beyond GNSS to PNT – Wants Proposals

ESA Thinking Beyond GNSS to PNT – Wants Proposals

Image: ESA – Jürgen Mai   The European Space Agency (ESA) has begun thinking and talking about PNT user needs, regardless of whether or not the signals come from space. This is a welcome development as GNSS providers are often the only government entities...