Opinions

UAV update: GPS jamming, tethered drones, NASA UTM and space planes

June 21, 2017By

GPS World columnist Tony Murfin provides an overview of the hazards of — and at least one remedy for — GPS jamming, along with an update on the rise of tethered drones, UAV airspace traffic management, beyond-visual-line-of-sight drone operations and more. read more

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Anti-jam systems: Which one works for you?

June 14, 2017By

In my April column, I introduced the basic concepts behind GPS anti-jam technology, along with a bit of history around its evolution. I knew this was a popular topic, but I didn’t anticipate the enormous amount of positive correspondence I’ve received since, including many inquiries about where to buy this technology and who is entitled to have it. So this... read more

Discussing the new North American-Pacific Geopotential Datum of 2022 — Part 1

June 7, 2017By

On April 24-25, 2017, the National Geodetic Survey (NGS) hosted the 2017 Geospatial Summit in Silver Spring, Maryland, to discuss its plans for replacing the North American Datum of 1983 (NAD 83) and the North American Vertical Datum of 1988 (NAVD 88) in 2022. The Summit was a day and a half long and provided an opportunity for NGS to... read more

ESA: Space debris enters ‘more feared exponential trend’

May 23, 2017By

In April, the European Space Agency (ESA) hosted the 7th European Conference on Space Debris at ESA’s Satellite Control Centre in Darmstadt, Germany. There, international experts discussed ways to head off the threat of space junk. ESA estimates there are roughly 5,000 objects larger than 1 meter, 20,000 objects over 10 centimeters and 750,000 “flying bullets” of around one centimeter.... read more

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Drones swarming indoors only one highlight of AUVSI Xponential

May 17, 2017By

The Association for Unmanned Vehicle Systems International‘s annual Xponential show, which took place May 8-11 in Dallas, Texas, seemed to be at least as large as last year’s in New Orleans, Louisiana. According to the Intel CEO Brian Krzanich’s keynote address, I was among more than 7,000 attendees and 650 exhibitors. Krzanich and the Intel folks dazzled us with live indoor drone flying... read more

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The sky’s alive at AUVSI’s Xponential 2017

May 12, 2017By

The Association for Unmanned Vehicle Systems International (AUVSI) Xponential 2017 show, May 8-11 in Dallas, convened a global community of commercial and defense suppliers in intelligent robotics, drones and unmanned systems. It showcases the broad forefront of autonomous vehicles generally, but in-flight in particular, and there were plenty of expanded capabilities and expanding applications on display. In one of several... read more

Drones, swarms, artificial intelligence and virtual reality now rule

May 10, 2017By

Add small sats, gamification and nanotechnology, and you've got a bunch of powerful new drivers pushing out geospatial frontiers in every direction. These exciting tools are opening up new market sectors and bringing powerful techniques to military and other applications. read more

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Intelligent transportation systems require ‘the ego vehicle’

May 8, 2017By

Most activity so far in the PNT community has centered around the questions of “Where am I?” and “Where am I going?” and “How fast am I going?” Positioning, navigation and timing. Seemingly that should about cover it. But no. Mapping comes into the picture: “What fixed objects are in my environment?” This is actually a corollary of “Where am... read more