Location-detecting beacons help blind travelers navigate San Francisco Airport

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Airports are confusing places at the best of times, but to navigate them with a visual impairment can be a trial for many blind people. To make the experience of flying more enjoyable for those with sight difficulties, indoor mapping firm indoo.rs has now installed its beacon technology at San Francisco International Airport (SFO), delivering location-sensitive, voice-based directions via smartphones. Some 300 of the beacons — which behave in a similar way to Apple's iBeacon technology — have been placed at various points of interest around Terminal 2 at the airport, including stores, restrooms, boarding gates, baggage claim and even…

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