Filling the PNT Hole. Why Non-Satellite-Based Technology is Urgently Needed
Tuesday, 29 January 2013
Paul Benshoof and Nunzio Gambale, Machine Control Magazine, 29 January 2013
Despite its impressive legacy of success in driving many essential position, navigation and time (PNT) capabilities, GPS is not an infallible system and requires improvement to meet new threats, needs and PNT challenges, some of which go beyond GPS’ obvious vulnerability to interference and dependence on an aging satellite constellation.
Unfortunately, despite a number of improvements that can be made, GPS will always suffer from system limitations, many of which are inherent in all Global Navigation Satellite Systems.
Read more… Machine Control Magazine, Vol.3 No. 1