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Articles tagged with: sonar tech

See Through Sound, How The Blind Can Use Sonar

Although there have been a number of prototypes aimed to replace the cane that blind people use to get around, this one is by far the most interesting. The Virtual Cane was invented from a Hebrew University and uses sonar to detect objects.

The user is required to move the hand held device in a similar motion as a normal cane, except the good thing about this device is that it won’t hit any dogs or pedestrians walking by.