发明授权
- 专利标题: Image forming apparatus with improved image registration
- 专利标题(中): 具有改进图像配准的图像形成装置
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申请号: US09961307申请日: 2001-09-25
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公开(公告)号: US06661440B2公开(公告)日: 2003-12-09
- 发明人: Junji Nishigaki , Yoshihiko Hirota
- 申请人: Junji Nishigaki , Yoshihiko Hirota
- 优先权: JP2000-293606 20000927
- 主分类号: B41J2385
- IPC分类号: B41J2385
摘要:
In an image forming apparatus, a color registration error correction computing portion calculates optimal typical value of position change quantity for each image forming region. Based on these typical values, write timing at each of write portions is controlled by an image control portion. That is, color registration error correction is executed based on optimal correction quantity for each image forming region.
公开/授权文献
- US20020051048A1 Image forming apparatus 公开/授权日:2002-05-02