Input device and image processing method thereof
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United States of America Patent
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Nov 10, 2015
Grant Date -
Jun 12, 2014
app pub date -
Mar 13, 2013
filing date -
Dec 10, 2012
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Abstract
Provided are an input device and an image processing method thereof. The image processing method of the input device having a scan function includes acquiring a first image frame and a second image frame to detect coordinates of the acquired first image frame and coordinates of the acquired second image frame; dividing an overlap region between the first image frame and the second image frame into a plurality of sub overlap regions by using the detected coordinates of the first and second image frames; dividing each of the sub overlap regions into unit regions; setting a reference feature point of a plurality of feature points within the divided unit regions; and extracting corresponding points by using the set reference feature point.
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