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.:
Date of Patent:
Feb. 19, 2008
Filed:
Jan. 16, 2004
Applicants:
Mikel J. Stanich, Longmont, CO (US);
Gerhard R. Thompson, Wappingers Falls, NY (US);
Chai Wah Wu, Poughquag, NY (US);
Inventors:
Mikel J. Stanich, Longmont, CO (US);
Gerhard R. Thompson, Wappingers Falls, NY (US);
Chai Wah Wu, Poughquag, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of embedding an image into two images by performing a digital halftoning process on a Cartesian product of color spaces to embed the image into the two images. A digital halftoning process includes an iterative isotropic halftoning process. The iterative isotropic halftoning process for each iteration if Outimage has not changed between two iterations or maximum number of iterations reached, then exit the iterations loop.