Image inspection apparatus, image forming apparatus, image inspection method, and image inspection program
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United States of America Patent
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Jun 9, 2015
Grant Date -
May 30, 2013
app pub date -
Nov 12, 2012
filing date -
Nov 25, 2011
priority date (Note) -
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Abstract
An image inspection method and apparatus for inspecting images output on sheets including a reference white plate disposed at a position of the transport route of sheet while facing a scan position for scanning a sheet; a contact glass disposed opposite the reference white plate; an image scanning device fixed facing the scan position to conduct a scanning operation through the contact glass, a noise detector to detect a first noise image in a blank area of the inspection sheet by scanning the blank area of the inspection sheet, and a second noise image in the reference white plate by scanning the reference white plate; and a stain source determination unit to determine a noise origin from the contact glass or the reference white plate.
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