March 25, 2013
Equations 1, 2 & 3: Assessing GNSS Data Message Performance
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By Inside GNSS
Global Navigation Satellite Systems Engineering, Policy, and Design
Global Navigation Satellite Systems Engineering, Policy, and Design
Return to main article: "Assessing GNSS Data Message Performance"
By Inside GNSS“The GNSS Quartet” (January-February 2013, Inside GNSS, aptly named and coauthored by Glen Gibbons, Dee Ann Divis, and Peter Gutierrez) is reminiscent of Dr. Brad Parkinson’s observation about “interchangeability” at his ION GNSS 2011 plenary session. With interoperability taken to its logical level of completion, a position solution should be readily obtainable from four satellites, each belonging to a different constellation.
By Inside GNSS
Chuck Johnson, NASAFew domestic issues have evoked such excitement — and controversy — in recent years as a 2012 congressional mandate to the Federal Aviation Administration (FAA) to expand civil use of unmanned aerial systems in the National Airspace System (NAS).
By Dee Ann Divis
