Image processor and image processing method

United States of America Patent

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Jan 2, 2007
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Jan 1, 2004
app pub date
Jan 2, 2003
filing date
Nov 18, 1993

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Abstract

A pattern signal is steganographically encoded in a content object to aid in identifying distortion (e.g., image rotation) to which the object may be subjected. The signal may include a feature that can be used to unambiguously identify correct orientation.

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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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Inventor Name	Address	# of filed Patents	Total Citations
Rhoads, Geoffrey B	West Linn, OR	697	78610

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Image processor and image processing method

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United States of America Patent

10336650

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PATENT NO	7158654
APP PUB NO	20040001608A1
SERIAL NO	10336650
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
January 02, 2007	US,7158654,B2 US7158654B2	GRANTED PATENT AS SECOND PUBLICATION
January 01, 2004	US,20040001608,A1 US20040001608A1	FIRST PUBLISHED PATENT APPLICATION

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10336650

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