Light sensitive display
First Claim
Patent Images
1. A display device including a viewing surface comprising:
- a stack of layers configured to display an image;
a light guide adjacent to the viewing surface;
a light source for establishing internally reflected light within the light guide;
a plurality of light sensitive elements formed within the stacked structure, the plurality of light sensitive elements configured to detect a diffusion of the light from the light guide due to contact of an object on the light guide; and
a layer included in the stacked structure, the layer including a non-continuous opening configured to direct the diffusion of the light towards the plurality of light sensitive elements to a greater extent than collimated light.
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Abstract
A light sensitive display.
257 Citations
18 Claims
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1. A display device including a viewing surface comprising:
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a stack of layers configured to display an image; a light guide adjacent to the viewing surface; a light source for establishing internally reflected light within the light guide; a plurality of light sensitive elements formed within the stacked structure, the plurality of light sensitive elements configured to detect a diffusion of the light from the light guide due to contact of an object on the light guide; and a layer included in the stacked structure, the layer including a non-continuous opening configured to direct the diffusion of the light towards the plurality of light sensitive elements to a greater extent than collimated light. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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Specification