Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
October 31, 2006
Patent Application Number
10754530
Date Filed
January 12, 2004
Patent Primary Examiner
Patent abstract
In an image forming apparatus, resolution in a main scanning direction and in a sub-scanning direction is increased utilizing features of a multibeam system. The same scanning line is subjected to duplicate scanning by two light beams from two lasers. At that time, dot strings having a dot interval of d formed by the respective light beams are shifted by d/2 in the main scanning direction.
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