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Posts Tagged "Cellular Positioning"

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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Although satellite-based navigation systems are the preferred means for establishing location in “open” terrain, they do suffer shortcomings in areas where the satellites are obscured from the receiver, particularly by man-made structures such as buildings. In short, the performance of GNSS receivers cannot be guaranteed indoors or in densely populated “urban canyon” environments. Wi-Fi positioning is a technique that has been developed to overcome these limitations and a...

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