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 11430235 B1

Date of Patent:

Aug. 30, 2022

Filed:

Sep. 03, 2020

Image processing apparatus, image processing method, and storage medium

Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Satoru Yamanaka, Kawasaki, JP;

Assignee:

CANON KABUSHIKI KAISHA, Tokyo, JP;

Attorney:

Rossi, Kimms & McDowell LLP

Primary Examiner:

Oneal R Mistry

Int. Cl.

CPC ...

G06K 9/00 (2022.01); G06V 30/146 (2022.01); G06V 10/25 (2022.01); G06V 10/24 (2022.01); G06V 30/10 (2022.01);

U.S. Cl.

CPC ...

G06V 30/1478 (2022.01); G06V 10/245 (2022.01); G06V 10/25 (2022.01); G06V 30/10 (2022.01);

Abstract

An image processing apparatus executes a first morphology for a first binary image, to generate a second binary image, specifies a vertical line missing region based on the second binary image, executes a second morphology under a condition different from a condition in the first morphology for the second binary image, to generate a third binary image, acquires pixel information about a region corresponding to the vertical line missing region in the third binary image, and corrects a region corresponding to the vertical line missing region in the first binary image using the acquired pixel information, to generate a fourth binary image.

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