TECHNIQUE FOR GENERATING LOCALIZED LIGHT SOURCE FOR AN EMBEDDED OPTICAL SENSOR ARRAY
First Claim
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1. A system for detecting contact of an object with a display, the system comprising:
- a light emitting sheet on the display, the light emitting sheet being configured to emit light when the object is in contact with a point of contact on the sheet; and
an optical detector in the display,the optical detector being configured to detect the emitted light and to locate the point of contact.
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Abstract
A system for detecting contact of an object with a display. The system may include a light emitting sheet on the display, the light emitting sheet being configured to emit light when the object is in contact with a point on the sheet and an optical detector in the display, which may be used to detect the emitted light and to locate the point of contact.
41 Citations
20 Claims
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1. A system for detecting contact of an object with a display, the system comprising:
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a light emitting sheet on the display, the light emitting sheet being configured to emit light when the object is in contact with a point of contact on the sheet; and an optical detector in the display, the optical detector being configured to detect the emitted light and to locate the point of contact. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification