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:
Nov. 14, 2017

Filed:

Aug. 12, 2016
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventor:

Takeshi Sekiya, Kashiwa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/23 (2006.01); G03G 15/00 (2006.01); H04N 1/028 (2006.01); H04N 1/00 (2006.01);
U.S. Cl.
CPC ...
H04N 1/2346 (2013.01); G03G 15/5041 (2013.01); G03G 15/5045 (2013.01); H04N 1/00814 (2013.01); H04N 1/02815 (2013.01);
Abstract

An image forming apparatus includes: an output unit configured to receive light reflected from a measurement image on an image carrier and output a signal corresponding to a light receiving result; a detection unit configured to detect a temperature of the output unit; a conversion unit configured to convert an output value output from the output unit, based on a conversion condition; a controller configured to control an image forming condition for adjusting a density of an image to be formed based on a converted output value by the conversion unit; and a generation unit configured to, at a predetermined timing, acquire an output value output from the output unit without emitting light, control the detection unit to detect the temperature, and generate the conversion condition based on the acquired output value and the detected temperature.


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