Decoding hidden data from imagery

United States of America Patent

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Jun 27, 2006
Issued Date
N/A
app pub date
Mar 7, 2005
filing date
Jul 31, 1992

priority date (Note)
Expired

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Abstract

A digital image in which hidden information has been encoded, is processed to discern the hidden information. This processing can include identifying geometric distortions of the image (e.g., cropping, scaling, rotation), and compensating for such identified distortions.

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Patent Owner(s)

Patent Owner	Address
DIGIMARC CORPORATION (AN OREGON CORPORATION)	9405 SW GEMINI DRIVE BEAVERTON OR 97008

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H04K:SECRET COMMUNICATION; JAMMING OF COMMUNICATION

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[Patents Count]

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Inventor Name	Address	# of filed Patents	Total Citations
Nitzberg, Mark	Brooklyn, NY	13	243
Powell, Robert D	Vashon, WA	21	1761

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Decoding hidden data from imagery

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United States of America Patent

11074997

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US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 27, 2006	US,7068812,B2 US7068812B2	GRANTED PATENT AS SECOND PUBLICATION
July 07, 2005	US,20050147276,A1 US20050147276A1	FIRST PUBLISHED PATENT APPLICATION

PATENT NO	7068812
SERIAL NO	11074997
DOCKET NO

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11074997

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