Posts Tagged "positioning"

Developers of connected and autonomous vehicles must assess how well the vehicle’s antenna receives GNSS signals – and that requires over-the-air testing. This blog looks at the implications.

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By Guy Buesnel On September 18, 2014
GNSS, Positioning, GPS, Vulnerability

Recent events with GLONASS and with GPS in Australia demonstrated that navigation systems are vulnerable to software problems or glitches. The threat of jamming and spoofing are relevant for GNSS, where the power of the broadcast signals is comparatively weak (think of spotting a 40W light bulb from a few kilometres) and therefore susceptible to RF interference.

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The biggest navigation conference of the year, The Institute of Navigation’s GNSS+, came to a close last week, September 8-12. Why the “+”? To recognise that Global Navigation Satellite Systems (GNSS), although an autonomous technology, is rarely enough to assure the performance, resilience or trust that is needed for the huge range of today’s position, navigation and timing applications.

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