Image reading or processing with ability to prevent copying of certain originals
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United States of America Patent
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Apr 15, 1997
Issued Date -
N/A
app pub date -
Nov 16, 1994
filing date -
Feb 10, 1989
priority date (Note) -
In Force
status (Latency Note)
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Abstract
There is disclosed an apparatus for image reading or processing, that can precisely identify a particularly pattern, such as of banknotes or securities faithful copying of which is to be prohibited. The apparatus is provided with a detecting unit for detecting positional information of an original image, and a discriminating unit for extracting the pattern data of a certain part of the original image and discriminating whether the original image is the predetermined image, based on the similarity between the pattern data and the predetermined pattern.
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