Facsimile and static presentation processing – Static presentation processing – Attribute control
Reexamination Certificate
2011-05-31
2011-05-31
Poon, King Y (Department: 2625)
Facsimile and static presentation processing
Static presentation processing
Attribute control
C358S001900, C399S060000, C399S049000, C399S027000
Reexamination Certificate
active
07952765
ABSTRACT:
A method for determining if an image to be printed is subject to reload artifact, includes providing an image (which may be a low resolution version of the image) to be printed; locating within the image a first area to be printed requiring toner of sufficient quantity to cause reload of the donor roll; locating within the image a second area substantially one rotation of the donor roll subsequent to the first area; determining if the second region is a region of high area toner coverage, wherein high area toner coverage comprises toner coverage exceeding a predetermined threshold value; if the second region is a region of high area toner coverage, determining if the second region contains high frequency content; if the second region contains high frequency content, the second region is not subject to reload artifact; else the second region is subject to reload artifact.
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Oliff & Berridg,e PLC
Poon King Y
Washington Jamares
Xerox Corporation
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