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View Full Version : Rosum's Alloy chip promises 'precise' location using TV signals



allaboutsymbian
March 1st, 2010, 22:20
http://www.blogcdn.com/www.engadget.com/media/2010/03/rosum-alloy.jpg (http://www.rosum.com/pdfs/Rosum_Corporation_and_Siano_Take_GPS_Indoors_Using _TV_Signals.pdf)
Though plenty of firms (including some big ones (http://mobile.engadget.com/tag/indoorpositioning,nokia)) have been trying to commercialize consumer-facing indoor positioning technologies for years, none have succeeded on a wide scale -- which certainly seems to leave the door wide open for a system that actually works to be wildly successful, doesn't it? Rosum has been toying with the idea of using plain old TV signals to accurately locate people and objects within GPS-hating structures for years (http://www.engadget.com/2007/04/19/boeing-working-to-provide-tracking-abilities-sans-gps-signals/), and with today's launch of its so-called Alloy system with partner Siano (http://www.engadget.com/tag/Siano/), the company could be closer to wide-scale deployment. Basically, Alloy combines AGPS (for maximum precision outdoors and in marginal areas) with support for a variety of types of TV signals to enhance coverage and provide