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:
Aug. 11, 2015

Filed:

Sep. 10, 2014
Applicant:

Fuji Xerox Co., Ltd., Toyko, JP;

Inventor:

Kyoji Yagi, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/435 (2006.01); G03G 15/043 (2006.01);
U.S. Cl.
CPC ...
G03G 15/043 (2013.01);
Abstract

Provided is an optical scanning head including plural light-emitting element arrays that are arranged along a scanning direction, each of which includes plural light-emitting elements, a light-emitting control unit that outputs a light-emitting timing signal generated based on image information to each light-emitting element of the plural light-emitting element arrays to control light emission of the light-emitting element, a storage unit that is common to the plural light-emitting element arrays and stores a correction value of a light intensity variation due to an arrival time difference between the light-emitting timing signals to the plural light-emitting elements, and a correction unit that corrects the light-emitting timing signal based on the correction value.


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