Microsoft Mulls a Stylus for Any Screen

requires making that chip," says Nowatzyk. "It's currently being looked at in other groups inside Microsoft." He says that no decision has yet been made on whether to develop the design into a product or not.

Nowatzyk and colleagues have built a working prototype of a different stylus design, albeit one that would be usable only with devices with special hardware. They added four radio antennae to the frame of a regular LCD display that allow it to be used with a stylus with coils of wire in. The coils distort the radio beacons from the antennae, giving multiple sources of feedback that can be used to track the location and motion of the stylus in three dimensions.

Microsoft, stylus, tablet

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