OPTICAL TOUCH SCREEN SYSTEM AND COMPUTING METHOD THEREOF
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United States of America Patent
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app pub date -
Dec 9, 2015
filing date -
Nov 22, 2010
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Abandoned
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Abstract
An optical touch screen system includes a sensing device and a processing unit. The sensing device includes first and second sensors, each generating an image. The images include the image information of a plurality of objects. The processing unit generates a plurality of candidate coordinates according to the image information and selects a portion of the candidate coordinates as output coordinates according to an optical feature of the image information.
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