Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Daniel Poder0
Robert Andrew Eckel0
Date of Patent
March 23, 2021
0Patent Application Number
161884710
Date Filed
November 13, 2018
0Patent Citations
Patent Citations Received
Patent Primary Examiner
Patent abstract
Some implementations may include a method for watermarking an identification document, the method including: modulating a spatial luminance pattern associated with a first digital watermark to encode a first portion of personally identifiable information; modulating a spatial chrominance distribution associated with a second digital watermark to encode a second portion of the personally identifiable information; and applying the first digital watermark and the second digital watermark to the identification document.
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