The Latest from Moscow and JAVAD GNSS It seems every industry has at least one person’s first name that, when spoken, sparks recognition from anyone who has a reasonable amount of experience in that field. In the computer database industry, everyone knows that “Larry” is Larry Ellison of Oracl...
Read More →Software Receivers May Hold the Key to Multi GNSS It’s not often that I read a technical paper that really catches my attention to the point that I read and reread it, then write the authors to probe further. That happened to me last week. I’m on the IGS (International GNSS Service, form...
Read More →PNT Advisory Board on the Virtues of 30 Plus Last fall, I wrote a column about the Civil GPS Service Interface Committee (CGSIC). Essentially, CGSIC is the forum for the civil community to communicate with the people who manage the GPS, and vice versa. In this column, I’d like to climb...
Read More →The Mobile Frontier in Field Data Collection The mobile phone business is going nuts. Makers are introducing powerful phones in groves. The sleek and stylish Motorola Razor is almost an antique now. Apple introduced their new iPhone G3 last week and Sprint is introducing the Instinct later this mont...
Read More →Is Dual-Frequency GPS — As We Know It — Becoming Obsolete? On Friday, May 16, 2008, the Office of Space Commercialization issued a Notice for Public Comment. In it, the U.S. Department of Defense (DoD) proposes to discontinue supporting P(Y) codeless/semi-codeless on both GPS L1 and L2 frequenc...
Read More →So, You’ve Been Hearing About L5 It seems in the world of high-precision GPS, there is always something new to consider. A new satellite launched … a new signal being broadcast … a new whiz-bang product introduced. In fact, engineers are designing GNSS receivers to be “compatibleR...
Read More →What’s up with Galileo Given some recent events, it’s about time to check in with you regarding Galileo, Europe’s attempt at creating a satellite navigation system similar to GPS. There’s also been some activity on the GLONASS front that is worth writing about too. In my Directions 2007 arti...
Read More →MSAS: SBAS in the Land of the Rising Sun Quietly, the Japanese Civil Aviation Bureau (JCAB) has been developing that country’s MTSAT Satellite-Based Augmentation System (MSAS) over the years. MSAS is Japan’s satellite-based augmentation system (SBAS) that is designed to enhance GPS for a...
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