Electronic device and method for filtering noise in an image
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United States of America Patent
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Mar 26, 2013
Grant Date -
Sep 13, 2012
app pub date -
May 22, 2012
filing date -
Jun 5, 2009
priority date (Note) -
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Abstract
A method for filtering noise in an image filters noise pixels in a discrepant block between a current image and a background image firstly, and further filter each small block whose area is less than a preset value from the discrepant block. The method further calculates a total area of each big block whose area is greater than or equal to the preset value from the discrepant block, and adds the current image to a background list of the current image if the total area is less than another preset value.
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