H - Electricity – 04 – N
Patent
H - Electricity
04
N
H04N 1/56 (2006.01) H04L 9/32 (2006.01) H04N 1/00 (2006.01)
Patent
CA 2306068
A method and apparatus for preventing or inhibiting effective reproduction of documents such as currency, checks, stock certificates, and any other printed document including a pre-defined security mark printed therein. The subject method and apparatus operate to effect a multi-step review of all digital image data acquired from a printed document to be reproduced for purposes of locating any potential security marks and further examining same for purposes of positively identifying a potential security mark as an actual security mark. If a mark is located and verified to be an authentic security mark, effective reproduction of the printed document will not be permitted and/or other security measures will be taken.
Sim & Mcburney
Xerox Corporation
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