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L2C — not just vanilla GPS anymore

April 24, 2006 - By

This subject of this month's column is L2C. It's not just aboutvanilla GPS anymore. GPS modernization weighs heavily in future ofsatellite surveying. read more

This article is tagged with , and posted in Opinions, Survey

Innovation: Spacecraft Navigator

April 1, 2006 - By

Autonomous GPS Positioning at High Earth Orbits
To initially acquire the GPS signals, a receiver also would have to search quickly through the much larger range of possible Doppler shifts and code delays than those experienced by a terrestrial receiver. read more

This article is tagged with , , , and posted in Design & Test, Innovation