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How a Musician Beat Space-Based GPS and Sold His Invention to the US Military

Monday, 13 October 2014

Australian Nunzio Gambale started out as a musician. In 1997 he was working with engineer David Small on what looked like a simple project: a location-based guide for Canberra using satellite GPS. Visiting a particular spot would trigger an audio file, such as commentary pointing out landmarks. But there was a problem. “GPS signals today are very unreliable – or totally non-existent – in a huge number of modern settings, from crowded downtowns to anywhere indoors,” says Gambale.

Nunzio and Dave needed something better than GPS.

Read the rest of the article by David Hambling here…