método de entrada posicional e sistema de entrada posicional

Positional input systems and methods are provided. A positional input method can include passing (210) a polarized light generated by a source through a predetermined pattern of visibly transparent polarizing elements disposed on the surface of a display device. The method further includes detecting...

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Bibliographische Detailangaben
1. Verfasser: FRED CHARLES THOMAS III
Format: Patent
Sprache:por
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Zusammenfassung:Positional input systems and methods are provided. A positional input method can include passing (210) a polarized light generated by a source through a predetermined pattern of visibly transparent polarizing elements disposed on the surface of a display device. The method further includes detecting (220) a change in the polarization state of the polarized light corresponding to a location on the display device.