Invention Grant
- Patent Title: Image-forming apparatus and control method thereof
- Patent Title (中): 图像形成装置及其控制方法
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Application No.: US12234550Application Date: 2008-09-19
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Publication No.: US07675532B2Publication Date: 2010-03-09
- Inventor: Ken-ichi Iida , Hiroshi Kita , Hidetoshi Hanamoto
- Applicant: Ken-ichi Iida , Hiroshi Kita , Hidetoshi Hanamoto
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Fitzpatrick, Cella, Harper & scinto
- Priority: JP2007-256012 20070928; JP2008-195316 20080729
- Main IPC: B41J2/47
- IPC: B41J2/47 ; G03G15/043
Abstract:
An image-forming apparatus sets a DAC output voltage 1602, a VI conversion current ID 1603, and a laser current IL 1604 using a correction profile 1601, and performs density nonuniformity correction that addresses various factors contributing to density nonuniformity.
Public/Granted literature
- US20090087207A1 IMAGE-FORMING APPARATUS AND CONTROL METHOD THEREOF Public/Granted day:2009-04-02
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