Image forming apparatus and control method therefor

Details Image forming apparatus and control method therefor Image forming apparatus and control method therefor

2005-12-06

2008-12-09

Meier, Stephen D (Department: 2853)

Incremental printing of symbolic information

Light or beam marking apparatus or processes

Scan of light

C347S233000, C347S237000, C347S225000

Reexamination Certificate

active

07463279

ABSTRACT:
An image forming apparatus forms an image by laser beams from a plurality of lasers. The image forming apparatus includes a light amount control circuit that detects displacement in a sub-scanning direction of the main scanning line of a laser beam from the predetermined laser, from a reference position. The apparatus decides an allotted amount of light for each of the plurality of lasers in accordance with the detected displacement and controls to drive each of the plurality of lasers in accordance with the decided allotted amount of light for each laser.

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patent: 2004/0012844 (2004-01-01), Ohtsuki et al.
patent: 2004/0145985 (2004-07-01), Osakabe
patent: 9-146324 (1997-06-01), None

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