Detailed text transcripts for TV channel - KGO - 20110929:10:26:00
Collection of sensors. >> reporter: laura was one of the students on the design team and even while blindfold her feet can still see. >> so there is something -- like in this area. >> reporter: when the shoe gets near an obstacle, the nearest sensor begins to vibrate. >> there's something directly in front of me, so i'm going to go -- >> reporter: the closer the obstacle, the faster the vibration. how does it work? well, it's similar to backup sensors in a car. [ beeping noise ] they send out a small sound wave. when the sound bounces back, the car knows how far away the obstacle is. >> when i...
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