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.

Date of Patent:
Apr. 02, 2019

Filed:

Dec. 04, 2017
Applicant:

Konica Minolta, Inc., Chiyoda-ku, Tokyo, JP;

Inventors:

Yuji Kobayashi, Toyohashi, JP;

Takaki Kato, Toyoake, JP;

Masayuki Fukunaga, Toyohashi, JP;

Assignee:

Konica Minolta, Inc., Chiyoda-ku, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/00 (2006.01); G06K 15/12 (2006.01); G06K 15/16 (2006.01);
U.S. Cl.
CPC ...
H04N 1/00652 (2013.01); G06K 15/1219 (2013.01); G06K 15/16 (2013.01); H04N 1/00594 (2013.01); H04N 1/00602 (2013.01);
Abstract

An image forming apparatus includes: a conveying path on which a recording medium is conveyed; an image capturer that includes a light source and radiates light from the light source to capture the recording medium being conveyed at different timings to generate at least two images including a first image and a second image; and a movement amount calculator that calculates a movement amount of the recording medium between capturing timings of the first and second images, wherein the movement amount calculator: calculates an index distance which is a distance in a conveying direction of a pattern formed by reflected light from the recording medium; calculates a ratio between the index distance and a reference distance used for comparison with the index distance; and calculates a movement amount of the recording medium between the capturing timings of the first and second images.


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