“Seen & Heard” is a monthly feature of GPS World magazine, traveling the world to capture interesting and unusual news stories involving the GNSS/PNT industry.
Some communities may consider old performance specifications of conventional/classical PPP, a rather niche technology, for static use with post-processing of measurements, resulting in tens of minutes for solution convergence to the decimeter level. However, there have been many performance advances, with more coming, affecting who uses the technology and how.
GNSS/PNT systems are embedded in systems of systems that also offer many other opportunities for cyberattacks.
It is unlikely that these unidentified flying objects are causing much harm to the civilian population other than being a curiosity. However, it remains unclear what they might be doing over military installations.
These three case studies highlight the need for precision control of the implements on earth-moving machines, the importance of good data and the need to make the process as easy as possible for the operator.
During times of emergency, geographic information systems (GIS) specialists come together to create real-time mapping tools.
The National Space-Based Positioning, Navigation, and Timing Advisory Board continued its discussions on how best to protect, toughen and augment GPS at its 31st meeting, which took place Dec. 4-5 at the Sonesta Redondo Beach and Marina in Redondo Beach, California.
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