IMAGE INSPECTION METHOD
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United States of America Patent
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Issued Date -
Jul 2, 2020
app pub date -
Nov 24, 2019
filing date -
Dec 28, 2018
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Abstract
An image inspection method includes capturing a target object image, which the target object image comprises a plurality of graphical features; choosing a block image comprising a specific graphical feature of the plurality of graphical features from the target object image; capturing all the graphical features of the block image to obtain a region of interest (ROI); executing a filtering process or a recovering process on the ROI to obtain a pre-processed region; and inspecting, according to the pre-processed region, the target object image to determine whether the target object image has defects.
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