The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7606431 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 20, 2009

Filed:

Aug. 11, 2004
Applicants:

Tetsujiro Kondo, Tokyo, JP;

Naoki Kobayashi, Kanagawa, JP;

Inventors:

Tetsujiro Kondo, Tokyo, JP;

Naoki Kobayashi, Kanagawa, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/36 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image processing apparatus embeds information into image data without an overhead. The image processing apparatus includes a selection unit for selecting some of the pixels forming the image data. A changing unit embeds the information into the pixels selected by the selection unit by swapping the bits of the values of the selected pixels according to the information.


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Kondo, Tetsujiro. (2009). Image processing apparatus, image processing method, and storage medium (U.S. Patent No. 7606431). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7606431

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