TAG: user equipment

GNSS Manufacturing and Purchase Decisions Outlined in Thursday’s Webinar

June 3, 2014By
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The two GLONASS stumbles in May prompted industry leaders to again promote multi-GNSS user equipment and the development of of reliable back-up/redundant positioning, navigation, and timing (PNT) systems to cope with potential drop-outs of space-based services due to jamming, unintentional interference, spoofing, or other disruptions. But neither multi-GNSS nor back-up/alternative PNT fully exists at this time, effectively for all users.... read more

Air Force Directs Early Civil Navigation (CNAV) Message-Populated L2C and L5 Signals

December 17, 2013By

The U.S. Air Force is directing transmission of continuous CNAV message-populated L2C and L5 signals starting in April 2014. The move is designed to help development of user equipment compatible with the civil signals. Full text of the CNAV memo appears below. MEMORANDUM FOR THE NATIONAL COORDINATION OFFICE FOR SPACE BASED POSITIONING, NAVIGATION AND TIMING ATTENTION: DR. JAN BRECHT-CLARK FROM:... read more