Out in Front: What’s in a Number?

April 1, 2010 - By

Computers killed a trusty companion of my teenage years. That is, after those proto-computers known as pocket calculators knocked him out and left him unconscious on the cooling floor. But I come to praise my slide rule, not to bury him. With computers, it’s just numbers in, numbers out. Maybe that high-tech approach led both the GPS Wing and the Government Accountability Office into trouble with constellation gaps. read more

This article is tagged with , and posted in From the Editor, GPS modernization

Galileo Test User Receiver

April 1, 2010 - By

A fully stand-alone, multi-frequency, multi-constellation receiver unit, the TUR-N can autonomously generate measurements, determine its position, and compute the Galileo safety-of-life integrity. read more

This article is tagged with and posted in Galileo

The System: Vistas from the Summit

April 1, 2010 - By

“This is an event where one gets one’s goals for the next year.” Paul Verhoef, program director for satellite navigation programs of the European Commission, may have exaggerated for effect, and for the benefit of his audience and hosts at the Munich Satellite Navigation Summit in March. But not by much. The conference, now in its eighth year, has assumed... read more

Research and Other Hard Things

April 1, 2010 - By

Once again, I reach into the mail bag to pull out this gem, from someone both high up and deep down in administrative matters relating to GPS and other technologies. Herewith:   Two quotes — with Some Accompanying Thoughts “If we knew what we were doing, it wouldn’t be called research, would it?” —Albert Einstein Too often these days we... read more

This article is tagged with and posted in All Blogs, Editor's Wide Awake Blog, GNSS

Expert Advice: Jamming: A Clear and Present Danger

April 1, 2010 - By

A packed audience attended the National Physical Laboratory in the United Kingdom for a February 23 meeting titled, “GPS Jamming and Interference: A Clear and Present Danger,” organized by the Digital Systems Knowledge Transfer Network. In his keynote address, David Last described a dark, silent and dangerous world without GPS. His final insight was this: “Navigation is no longer about how to measure where you are accurately. That’s easy. Now it’s how to do so reliably, safely, robustly.” read more

This article is tagged with and posted in Expert Advice & Leadership Talks, GNSS, Opinions