Computer graphics processing and selective visual display system – Display peripheral interface input device – Touch panel
Reexamination Certificate
2011-04-12
2011-04-12
Shalwala, Bipin (Department: 2629)
Computer graphics processing and selective visual display system
Display peripheral interface input device
Touch panel
C345S173000, C178S018090, C178S018110
Reexamination Certificate
active
07924272
ABSTRACT:
An infrared source is configured to illuminate the underside of one or more objects on or above a touchable surface of a touch panel. Infrared light reflected from the underside of the object(s) is detected by an infrared sensor integrated in the touch panel below the touchable surface.
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Bathiche Steven N.
Boer Willem den
Hodges Stephen Edward
Izadi Shahram
Hegarty Kelly
Microsoft Corporation
Shalwala Bipin
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