Recently I came across couple of interesting patents filed by Microsoft. Find their abstracts below. Sensor-in-pixel display system with near infrared filter A display system includes both a cover panel and a display panel. The display panel includes multiple display pixels and multiple sensor elements configured to detect infrared light reflected from an object touching or close to the cover panel. The filter layer is configured to increase rejection of near infrared light reflected from the object prior to detection of the infrared light by the multiple sensor elements. The filter layer can be positioned in different locations, such as between the display panel and the cover panel, within the display panel, or within or on top of the cover panel. Glow touch feedback for virtual input devices The claimed subject matter is directed to providing feedback in a touch screen device in response to an actuation of a virtual ...

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