TOUCH PANEL
First Claim
Patent Images
1. A touch panel comprising:
- a light guide including a first face for detecting a position of an object in contact therewith and a second face opposite the first face; and
a line sensor adapted to receive light emitted from a side face of the light guide,wherein the light guide guides a portion of light reflected by the object, of light irradiation from the second face side, toward the side face.
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Abstract
A touch panel includes a light guide including a first face for detecting the position of an object in contact therewith and a second face opposite the first face, and a line sensor for receiving light emitted from a side face of the light guide plate, wherein, of light irradiated from the second face side, the light guide guides toward the side face the portion of light reflected by the object.
60 Citations
10 Claims
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1. A touch panel comprising:
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a light guide including a first face for detecting a position of an object in contact therewith and a second face opposite the first face; and a line sensor adapted to receive light emitted from a side face of the light guide, wherein the light guide guides a portion of light reflected by the object, of light irradiation from the second face side, toward the side face. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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Specification