Watermark systems and methods

Details Watermark systems and methods Watermark systems and methods

2002-04-12

2010-10-26

Smith, Carolyn L. (Department: 1631)

Electrical computers and digital processing systems: support

Multiple computer communication using cryptography

C713S189000, C380S200000, C380S247000, C380S255000

Reexamination Certificate

active

07822969

ABSTRACT:
Various improvements relating to digital watermarking and related technologies are detailed, including methods that enhance security and functionality, and new articles including watermarked puzzles and marked DNA.

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