Image data processing

United States of America Patent

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Oct 9, 2007
Grant Date
Jan 25, 2007
app pub date
Sep 28, 2006
filing date
Jul 31, 1992

priority date (Note)
Expired

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Abstract

A digital image is processed to hide information, by generally inconspicuous adjustments thereof. These adjustments can define a pattern that extends across some or all of the image. Desirably, the pattern is adapted to the particular image being encoded, so as to better conceal the encoding.

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First Claim

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Patent Owner(s)

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

International Classification(s)

H04K:SECRET COMMUNICATION; JAMMING OF COMMUNICATION

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[Patents Count]

Inventor(s)

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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Image data processing

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United States of America Patent

11536459

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PATENT NO	7280672
APP PUB NO	20070019837A1
SERIAL NO	11536459
DOCKET NO

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
October 09, 2007	US,7280672,B2 US7280672B2	GRANTED PATENT AS SECOND PUBLICATION
January 25, 2007	US,20070019837,A1 US20070019837A1	FIRST PUBLISHED PATENT APPLICATION

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11536459

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