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US07924272B2 Infrared sensor integrated in a touch panel 有权
集成在触摸屏中的红外传感器

Infrared sensor integrated in a touch panel
摘要:
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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