Assistive technology interfaces for the blind

Assistive technology interfaces for the blind

Assistive technology devices for the blind are portable electronic devices that are either hand-held or wornby the visually impaired user, to warn of obstacles ahead. Many assistive technology devices use ultrasonic pulse-echo techniques to gauge subject to object distance. Some use infrared light t...

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Bibliographic Details
Main Author: Calder, David
Other Authors: Okyay Kaynak
Format: Conference Paper
Published: IEEE 2009
Subjects:
infrared
assistive technology
portable electronic device
ambient sound cues
ultrasonic pulse-echo
sensory channels
Obstacle warning displays
long cane
laser
visually impaired
sound interface displays
disabled
Online Access:http://hdl.handle.net/20.500.11937/17832

Internet

http://hdl.handle.net/20.500.11937/17832

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