GPS

February 15, 2018

The Federal Budget is Confusing, but GPS Appears OK – for Now

Congress is in the midst of a confusing multi-budget-year scramble to fund the government for fiscal year 2018 – which is now nearly half over – while taking into account additional monies made available in a budget deal signed February 9 and keeping an eye on the deficit ballooning from that deal and under the FY19 White House budget submitted February 12.

Read More >

By Dee Ann Divis
[uam_ad id="183541"]
[uam_ad id="183541"]
January 1, 2018

What is navigation message authentication?

Q: What is navigation message authentication?  

A: As of today, all open civil GNSS signals are transmitted in the clear, conforming to interface specifications that are fully available in the public domain. Receivers will accept any input that conforms to the specifications and treat it as if it came from a GNSS satellite. Combined with the extremely low power levels of GNSS signals this makes it almost trivially simple to spoof a GNSS receiver.

Read More >

By Inside GNSS
December 18, 2017

GPS III RFP Delayed Again as GAO Underscores GPS Schedule Challenges

An additional delay in release of the GPS III RFP emerged just as federal watchdogs released a new report detailing the challenges Air Fore managers will face in keeping all the components of the modernization program on track.

The long-expected report from the Government Accountability Office looks at the overall effort to update GPS including developing a new ground system, more capable receiver cards for military equipment and new satellites to sustain and improve the constellation.

Read More >

By Inside GNSS
1 49 50 51 52 53 157
IGM_e-news_subscribe