Methods, objects and apparatus employing machine readable data
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United States of America Patent
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Aug 16, 2011
Grant Date -
Oct 8, 2009
app pub date -
Jun 16, 2009
filing date -
Sep 11, 1998
priority date (Note) -
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Abstract
The present invention relates generally to steganography and data hiding. One claim recites an object including: electronic processing circuitry having an operating or performance metric associated therewith; and steganographic indicia carried by the object, the steganographic indicia is usable as an index to verify the operating or performance metric. Another claim recites an apparatus including: electronic memory; and machine-readable indicia usable as a registry index including data that provides an indication regarding an expected capacity of the electronic memory. Other combinations are described and claimed as well.
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