Ultrasonic echo reinforcement for the blind
The ability that many blind people develop of detecting near objects by means of echo-location is well known. This investigation is concerned with the development of an aid that will enhance this ability by transmitting ultrasonic pulses into the environment and receiving the echoes returning from s...
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| Format: | Thesis (University of Nottingham only) |
| Language: | English |
| Published: |
1976
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| Online Access: | https://eprints.nottingham.ac.uk/11655/ |