Method for saw-tooth removal of de-interlaced images using expanding window search
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United States of America Patent
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Issued Date -
Sep 16, 2004
app pub date -
Jan 14, 2004
filing date -
Mar 13, 2003
priority date (Note) -
Abandoned
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Abstract
A method for saw-tooth removal of de-interlaced images using expanding window search obtains a target by image signals of three fields comprising steps of: processing a first judgment procedure for determining a targeted image having a possible edge according to the image signals of the three fields; processing an expanding window search according to the targeted images having the possible edge; and processing a second judgment procedure according to the result of the expanding window search to distinguish a true edge from the targeted images having the possible edge in order to obtain the target.
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