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:
Oct. 25, 2016
Filed:
Jun. 26, 2014
Applicant:
Abbyy Development Llc, Moscow, RU;
Inventors:
Olga Kacher, Moscow, RU;
Vladimir Rybkin, Moscow, RU;
Assignee:
ABBYY Development LLC, , RU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/32 (2006.01); G06T 3/00 (2006.01); G06K 9/46 (2006.01); G06T 5/00 (2006.01); G06T 7/00 (2006.01);
U.S. Cl.
CPC ...
G06K 9/3283 (2013.01); G06K 9/4604 (2013.01); G06T 3/0031 (2013.01); G06T 5/001 (2013.01); G06T 7/0081 (2013.01); G06K 2209/01 (2013.01);
Abstract
Methods for correcting distortions in an image including text, or an image of a page that includes text, are disclosed. The methods include identifying reliable and substantially straight lines from elements in the image. Vanishing points are determined from the lines. Parameters associated with a rectangle are determined. A coordinate conversion is performed.