Authentication method and system
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United States of America Patent
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May 1, 2012
Issued Date -
N/A
app pub date -
Sep 4, 2003
filing date -
Sep 4, 2002
priority date (Note) -
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Abstract
The present invention provides a method and apparatus for the production and labeling of objects in a manner suitable for the prevention and detection of counterfeiting. Thus, the system incorporates a variety of features that make unauthorized reproduction difficult. In addition, the present invention provides a system and method for providing a dynamically reconfigurable watermark, and the use of the watermark to encode a stochastically variable property of the carrier medium for self-authentication purposes.
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