Opinions

Navigation progress for indoors and UAVs

July 19, 2016By
Schiebel Camcopter S-100 demonstrating detect and avoid system.

I didn’t get to this year’s IEEE/ION PLANS meeting in Savannah, Georgia, in April, but I did find a few papers that interested me. You might have read past articles of mine that looked at the challenges of indoor navigation. And, of course, unmanned vehicles technology also is one of my favorites. So, I was pleased to find papers that addressed a few key... read more

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Naval Academy brings back celestial navigation courses

July 18, 2016By

The Naval Academy has brought back celestial navigation courses, recognizing the importance of giving future naval officers the ability to find their position out at sea in case GPS is unavailable through jamming or hacking. read more

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The GPS Update Syndrome

July 13, 2016By
GPS-III-O

The I-want-free-advice syndrome was once called the “Doctor Syndrome” or “Expert Syndrome.” I have recently heard it referred to as the “unsolicited advice” syndrome, because there is a new version that involves shaming the expert in to giving free advice. Occasionally those of us with expertise in an area of interest, which certainly include doctors and lawyers, are faced with... read more

Movie preview: ‘The Night GPS Failed’

July 13, 2016By
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Editor-in-Chief and Group Publisher Alan Cameron gives a preview for a fictitious movie he devised called "The Night GPS Failed," based on the true story "What Happens If GPS Fails." read more

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BLM’s new GNSS protocols may set undesirable precedent

July 8, 2016By
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Alaska. “The Last Frontier” is a fitting slogan for this great land. The rugged terrain and harsh winters make an environment that only the bravest inhabitants can stand. Here, one of the latest surveying battles is being fought; not between land owners, but within the professional surveying community itself and pitting technology against historical tradition. In the beginning… The United... read more

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User location data could support satellite launches

June 23, 2016By
Cleveland_on_Facebook

Let’s look through the other end of the telescope this month. The satellites are nattering along, lining up in orderly fashion at the rocket pad, extending their solar arms smoothly in space once they arrive on orbit. The constellations accrue and new signals inch closer to maturity. The only blips on the horizon come from Ligado’s terrestrial impulse and a... read more

Retailers, airspace, undetectable drones: UAV developments zoom ahead

June 17, 2016By
Amazon-drone-flight-O

A lot is happening in the world of UAVs. Amazon and Walmart are making plans toward faster delivery of goods by drone, while TV dramas bring drones into their stories. And evaluation and test of technologies to protect airports and aircraft from unwanted drone incursions is picking up speed — while sense-and-avoid technology takes big steps forward toward integration of... read more

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Expert Opinions: UAV PNT commercial requirements

June 13, 2016By

Q: What different requirements for UAV PNT performance will be seen as the market shifts from a military focus to commercial uses and users? A: PNT accuracy, availability and assurance will increase in importance. UAV payloads for military applications routinely require precise PNT information to geolocate sensor data for intelligence, surveillance and reconnaissance missions. High-end commercial applications for survey and... read more

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