Touchscreens seem at first sight not so suitable for people with visual disabilities. But even Stevie Wonder is excited about the iPhone , it is clear that even with poor visibility just a touchscreen phone can operate. Researchers at Georgia Tech are now going a step further. They have a prototype app created with the name Braille Touch, with six buttons. This lets you enter letters using the Braille script, where you hear the letter was typed.
You get instant feedback that the correct letter is selected. The Braille Touch app use the iPhone with the screen facing away from you. The first tests with Braille Touch are encouraging: people who have extensive experience with Braille characters appear six times faster to type than with other text input methods that you're not on the screen need to look: there is a speed of 32 words per minute can be achieved by 92 percent error-free texts. The following video shows how that speed is attained. The developers of the app to see even more opportunities for Braille Touch: it can also be used as universal berichtenapp. Supervisors and security staff who must constantly observe and have no time on the screen of their smartphone to watch, it would allow app unnoticed typing something here. For other users, a sweater with kangaroo pocket on the front recommended: if you can type without others noticing.