No audio available for this content. The first part of the recent UrsaNav press release says it best: This week for the first time since August 2010 advanced low frequency (LF) signals, including a ...

No audio available for this content. The eLoran transmission site at Incheon, South Korea. (Photo: UrsaNav) South Korean is in the early stages of evaluating its eLoran system, but great results are ...

While I share the concern about possible backups to automatic dependent surveillance-broadcast (ADS-B) in the event of GPS local or larger outages, I don’t believe the entire story about Enhanced ...

Almost 90 percent of the world’s trade is transported by sea and GPS and other Global Navigation Satellite Systems (GNSS) that rely on satellites sending and receiving signals have become the mainstay ...

Recent headlines about possible threats to the GPS network is bringing new life to the discussion about the vulnerability and potential backups to the ubiquitous system. Despite the defeat of the ...

Exelis, UrsaNav, the US Coast Guard and the Department of Homeland Security Science and Technology Directorate have entered into an agreement to test and demonstrate eLORAN, Exelis announced on 22 May ...

NORTH BILLERICA, Mass.--(BUSINESS WIRE)--ADVA (FSE: ADV) today announced that UrsaNav and ADVA have conducted an enhanced long-range navigation (eLoran) field trial using UrsaNav’s eLoran receiver and ...

With GPS jamming a growing worry for UK shipping, a new device seamlessly switches systems to counter the navigational menace. In development since 2005, the ACCSEAS project used a system on the ...

Way back in the 1980s, when I was a young naval officer, the Global Positioning System was still in its experimental stage. If you were in the middle of the ocean on a cloudy night, there was pretty ...

At the end of the last decade, it seemed fairly certain that a robust, seamless backup to GPS, in the form of enhanced Loran (eLoran), could be made available at a reasonable cost to GPS users in ...