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:
May. 15, 2007
Filed:
Jul. 06, 2001
Applicants:
Mikhail Ivanovich Trifonov, Sosnovyi Bor, RU;
Olga Vadimovna Sharonova, Saint Petersburg, RU;
Kryzstof Antoni Zaklika, Saint Paul, MN (US);
Inventors:
Mikhail Ivanovich Trifonov, Sosnovyi Bor, RU;
Olga Vadimovna Sharonova, Saint Petersburg, RU;
Kryzstof Antoni Zaklika, Saint Paul, MN (US);
Assignee:
Corel Corporation, Ottawa, Ontario, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 9/40 (2006.01); G06K 9/46 (2006.01);
U.S. Cl.
CPC ...
Abstract
Line defects are removed from an image by providing image data in digital form, analyzing segments of the image data as groups of pixels, detecting line defects in the image by application of a line detector, such as a local radial angular transform, and adjusting the image data to correct the detected line defects within the determined limits.