发明名称 IMAGE FORMING APPARATUS
摘要 An image forming apparatus includes an exposure area controller for controlling an exposure area per pixel of an exposure device on the basis of image information and a switching device for switching an amount of exposure so as to decrease an exposure intensity of the exposure device during reference toner image formation and increase the exposure area per pixel of the exposure device when compared with those during normal image formation.
申请公布号 US2008152370(A1) 申请公布日期 2008.06.26
申请号 US20070957979 申请日期 2007.12.17
申请人 CANON KABUSHIKI KAISHA 发明人 AKITA MASANORI
分类号 G03G15/00 主分类号 G03G15/00
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