Detecting and protecting a copy guarded document

Details Detecting and protecting a copy guarded document Detecting and protecting a copy guarded document

2005-12-12

2009-10-06

Lee, Thomas D (Department: 2625)

Facsimile and static presentation processing

Static presentation processing

Data corruption, power interruption, or print prevention

C358S448000

Reexamination Certificate

active

07599081

ABSTRACT:
A detection result indicating whether a document image is copy guarded is generated. Based on the detection result, information contained in the document image is concealed.

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Chinese Office Action for corresponding Chinese Patent Application No. 2005101317081 with English translation.

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