Writing recently in "GPS World," Tim Burch, Secretary of the National Society of Professional Surveyors, outlined the increased challenges of using, and problems depending upon, GPS and other satellite navigation systems in high latitudes. In a July 8, 2016 posting on...

Dee Ann Divis June 30, 2016 The Department of Homeland Security (DHS) is moving forward to establish a backup for the position, navigation, and timing (PNT) information provided by GPS. This month the agency assumed the lead in a yearlong effort to specifically define...

UPI North Korea sent 2,100 GPS jamming signals to South By Elizabeth Shim | June 29, 2016 at 11:12 AM SEOUL, June 29 (UPI) -- North Korea has sent more than 2,100 GPS jamming signals to the South since 2010, a South Korean parliamentarian said Wednesday. Jun...

Translation by Google Translate Western Edge Magazine OPEN TO PRIVATIZATION OF CIVIL SECURITY By MARENO Leonhardsen [email protected] Published: 27 June 2016, at. 6:30 p.m. BO: Transport Minister Ketil Solvik-Olsen is open to let private build up a system of civil...

Aviation agency to warn North Korea on GPS jamming Jamming operations by North targeted at aircraft navigation systems in South NK*News.org By John G. Grisafi  June 24th, 2016 The International Civil Aviation Organization decided earlier this month to send a formal...

The "Miscellaneous Maritime Transportation Amendments Act of 2016" introduced today by Congressman Duncan Hunter (R-CA) provides for:  "Subject to the availability of appropriations, the Commandant of the Coast Guard, in consultation with the Secretary of...

The Department of Homeland Security demonstrated its on-going concern about the need for positioning, navigation and timing (PNT) for critical infrastructure this week with a Broad Area Announcement from their Science and Technology directorate. The "Assured Timing...

Blog editor's note: This is a good popular overview of the issue, how long the government has known there is a problem, and how long the problem has gone unaddressed, in spite of a government-identified solution ready to hand. Despite massive reliance on the system’s...

Lydbrook, Gloucestershire, UK 10 June 2016 Arqiva, the communications infrastructure company, is trialling eLoran timing technology – which delivers precise UTC traceable time – from the Anthorn transmitter in Cumbria. Chronos Technology is running the trial through...

Blog Editor Update: We have not seen an announcement, but we are told that the tests described below were "cancelled by the sponsor."  Perhaps because of flight safety concerns? Gizmodo, Matt Novak 6/7/2016 Starting today, it appears the US military will be testing a...

RNTF Blog Editor Notes: Iran made an announcement about a land-based navigation system similar to the recent one below in December of 2013. Interesting that they are making what seems to be the same announcement again. The description of the system, and the visuals in...

The Mirror Fresh Terror fears as hackers trying to disable planes at Cairo Airport Nick Dorman Terror fears have been raised over Egypt after pilots were warned hackers were attempting to disable planes electrical equipment at Cairo airport.It is thought pilots are...

"Protect the adjacent bands to GNSS as a quiet neighborhood" is one of the core principles of RNT Foundation's Protect, Toughen and Augment recommendations to safeguard our invaluable GPS/GNSS services. Consequently we were very glad to see the Department of...

National Public Radio has recently discovered the many interesting issues surrounding GPS, thanks to author Greg Milner and his new book "Pinpoint: How GPS is Changing Technology, Culture and our Minds".  Have a listen: Science Friday with Ira Flatow:  How GPS May be...

05.09.16 by DAVID RUDIN@DavidSRudin If an object does not exist on a map, does it exist at all? Do you? You can see it with your own two eyes, and yet it is exists outside your world. In the early days of mapping, when much of the world was unknown, such discoveries...

"Pinpoint: How GPS Is Changing Technology, Culture and Our Minds" (Norton, 2016), by journalist Greg Milner, is a fascinating look at the history of GPS, the way it has transformed society through a myriad of unintended uses. Some interesting sound bites to whet your...

Site editor's note: The author discusses concerns about jamming and spoofing on the Indian subcontinent. VIDYA SAGAR REDDY | Fri, 6 May 2016-08:05am, Mumbai, dna The deployment of the seventh satellite successfully completed the Indian Regional Navigation Satellite...

BY GREG MILNER The radio signal that is the lifeblood of the Global Positioning System originates from a constellation of twenty-four satellites, orbiting more than twelve thousand miles above Earth. When it reaches the ground, after about sixty-seven milliseconds, it...

On the 8th of April the Secure World Foundation hosted a distinguished panel discussing the challenges and need to protect the GPS spectrum. The panel included: Dr. Christopher Hegarty: Director, CNS Engineering and Spectrum, The MITRE Corporation Mr. James J. Miller:...

Many analysts are concluding that a Request for Information (RFI) for Assured PNT (A-PNT) recently published by the Army is the next step in the administration’s process to procure an eLoran network to complement and backup the Global Positioning System (GPS). The RFI...

As we make the grid more efficient, GPS time becomes more important to keeping it going. Here is a new presentation by Kevin M. Skey and Dr. Michael L. Cohen of MITRE. Here is a graphic of all the places the grid uses time.

REUTERS, 1 May 2016 SEOUL/LONDON | BY JACK KIM AND JONATHAN SAUL [Blog Editor's Note - While maritime needs are discussed in this article, all modes of transport (including aviation) and all technologies need a complementary and backup PNT system for when GPS is...

Wednesday,May 4, 2016 11:00 a.m. - 12:00 p.m. ET Precision Time is becoming increasingly important in many industries. Applications and industries that benefit from accurate time include: Mobile Networks Power & Smart Grid Finance Industrial Automation Automotive...

In December Deputy Secretary of Defense Work co-signed a letter to five Congressmen sharing their concern about GPS vulnerability and the need for a complementary and backup system.  He said that the administration was pursing an eLoran timing network while...

“Accurate position, navigation, and timing is necessary for the function and integrity of many critical infrastructure sectors, such as the electric grid, communication networks, and financial institutions,” said DHS Under Secretary for Science and Technology Dr....

The US Army published another Request for Information (RFI) for Assured-PNT Monday. One of its interesting features is that it describes eLoran as a pseudo-satellite or "pseudolite."  Pseudolites are ground-based transmitters that provide the same information and...

Norway has reacted to the GPS timing errors at the end of January by halting demolition of their Loran infrastructure. Here is an interesting article from the Norwegian Armed Forces Forum on how the SVN-23 timing errors were viewed and the steps being taken by one...

While comprehensive information about North Korea’s most recent spate of GPS jamming has yet to be made available, additional and intriguing bits continue to appear every couple of days. North Korea began jamming on the 31st of March and the last incident so far was...

Guest Post by Mr. Charles Schue, CEO, UrsaNav, Inc. Over the past several days, North Korea has “reached across its borders” to jam GPS signals in South Korea. This had been a yearly occurrence for a while happening in 2010, 2011, and 2012. Its resurgence this year...

Juniper Networks, in partnership with the U.S. Department of Homeland Security, will host a special event at the New York Stock Exchange on Tuesday, April 19, 8:30-11:30 a.m. Attend the Opening Bell Viewing, followed by briefings of why precision timing is so critical...

Contradicting initial reports in the New York Times of no impact, the South Korean KBS News Radio reported that maritime and aviation traffic has been disrupted. This aligns with reports published by the BBC and other outlets. 5 April 2016 Korea Times Report BBC...

South Korean officials have reported that their neighbors to the north are, once again, jamming GPS signals, according to an item in the New York Times. The report says that the jamming is weaker than in previous events and that air and ship traffic and...

Blog Editor Note: In December a group of Congressmen wrote to Deputy Secretary Mendez at the Department of Transportation objecting to DoT's plans to demolish and dispose of  National Differential GPS infrastructure. They agreed that some signals may be needed, but...

Guest Post By Joseph Kunches Most people know that disturbed space weather conditions can adversely impact GPS to various degrees. The Sun can roil the ionosphere and make signal propagation from satellites to the ground tricky or impossible. The good news is that...

The following was published by the Norwegian media outlet Bladet Vestralen. Translation Courtesy of Mr. Jens Hoxmark and Prof. David Last Loran Demolition stopped By Mareno Leonhardsen Published:17 March 2016 Bø: Minister of Transport and Communications Ketil...

Guest Post by Stephen Bartlett, Vice President UrsaNav Corp. On March 8, 2016, UrsaNav, as part of the terms of a Cooperative Research and Development Agreement (CRADA) with the Department of Homeland Security (DHS) Science and Technology Directorate, successfully...