Filtering control method for improving image quality of bi-linear interpolated image
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United States of America Patent
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Apr 2, 2019
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app pub date -
Dec 4, 2015
filing date -
Dec 4, 2015
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Abstract
The present invention relates to an interpolation method for enlarging a digital image or predicting a moving vector of a compressed image system as a sub-pixel unit when the image digitized through a CCD (Charge Coupled Device) camera ect. has a low resolution in a video phone or video conference or general digital video system, particularly the present invention can be adapted to a post processor of a compressed digital image in order to improve the image quality, and can be used for finding a moving vector of a moving picture compressed type, accordingly the present invention is capable of improving the image quality.
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