Opinions

I’m Buying A New RTK Receiver. What Should I get?

March 15, 2011By

In light of this weeks webinar, A Closer Look at L5: The Future of High-Precision GNSS, and spurred by an email from a reader about how to sift through all the GPS/GNSS receiver choices, following are my thoughts if you're looking to purchase an RTK receiver today. read more

This article is tagged with and posted in Newsletter Editorials, Opinions, Survey, Survey Scene

With Record Crowd, Mobile World Congress Market Emphasis Shifts

March 8, 2011By

The recent Mobile World Congress in Barcelona had a record 60,000 attendees. Many industry companies were either exhibiting or attending to kick tires to see how the international location-based services market is faring. Industry observers are saying the focus of the trade show has gone from European-centric markets to a broader view, particularly as new technology and standards evolve and mature. read more

This article is tagged with and posted in Newsletter Editorials, Opinions, Wireless LBS Insider

LightSquared Saga, and Recent Solar Activity

March 2, 2011By

This week I'm following up on my article from a couple of weeks ago about the potential effects of LightSquared's plans. As a user of high-precision GPS receivers (particularly GPS L1 sub-meter, but also dual-frequency), you should be particularly concerned about this issue. I'll tell you why. Also, I have a note on recent the solar activity. read more

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Out in Front: Act Now to Protect GPS Signal

March 1, 2011By

GPS has become a key component of the U.S. national infrastructure, the driver of a significant part of the civilian economies of the world, and the enabler of millions of professional precision uses and consumer benefits. The viability of the GPS signal is now threatened — ironically by what appears to be a misguided attempt to increase accessibility to broadband by creating a needless zero-sum result for customers who want both services. The threat is real and immediate. read more

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Expert Advice: Positioning Protocol for Next-Gen Cell Phones

March 1, 2011By
Figure 3. Example of a typical LPP positioning session.

As cell phones move into the next generation called Long-Term Evolution (LTE), also sometimes called 4G, and the methods of wireless transmission change, so too must the methods of providing location information over those new wireless interfaces. LTE Positioning Protocol (LPP) and Secure User Plane Location (SUPL) 2.0 and 3.0 are the key players in this new picture. read more

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

Raytheon Interview: GPS OCX Program Status

February 16, 2011By

Don Jewell, our intrepid Defense editor, finally stopped traveling long enough to catch up with Robert "Bob" Canty, the Raytheon vice president and program manager for the GPS OCX program. They managed to find time for a very interesting and uplifting conversation concerning the history, current status, and way ahead for the next-generation GPS operational ground control segment. Uplifting because, incredibly, this critical space program is actually on schedule and on budget. Alert the media and roll the presses! read more

This article is tagged with and posted in Defense, Defense PNT Newsletter, Newsletter Editorials, Opinions, Uncategorized

Smartphones Take on PCs: Significant Historical Moment

February 16, 2011By

It is a significant first, an iconic moment, a big deal. You will want to remember where you were when you heard that smartphones started to outsell personal computers. According to a report by market research company IDC, consumer electronics makers shipped 100.9 million smartphones worldwide in the last three months of 2010, an 87 percent jump from a year earlier. PC shipments didn’t do as well, edging up just three percent to 92.1 million. read more

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