dsc.discovery.com — A wearable computer system that emits audio cues could help guide the visually impaired.The System for Wearable Audio Navigation, or SWAN, combines global positioning system (GPS) technology with cameras and image processing software to locate a person's whereabouts and "see" details such as windows, doors and corners.
Aug 24, 2006 View in Crawl 4
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It's quiet in here... can you hear the echo?