January/February 2009
Touching the Future
Next steps for touch screens.
By Kate Greene
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Clear view: The user’s fingers don’t obstruct the screen of this prototype device with a touch pad on the back.
Credit: Hasso Plattner Institute |
Research on touch screens didn't end with the Apple iPhone. Microsoft's Patrick Baudisch, who's also a professor at Potsdam University in Germany, has developed a prototype display the size of a credit card, with a touch pad on the back (left). A cursor indicates the position of the user's finger, but the tiny screen remains unobstructed.
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Massachusetts Institute of Technology