发明名称 Image forming apparatus, calibration method, and drying determination method
摘要 An image forming apparatus includes a printing unit that prints at least one object image using a color material; a color information acquiring unit that acquires color information of the object image; and a control unit that starts one of colorimetry of the object image using the color information acquired by the color information acquiring unit and color adjustment of the printing unit after a variation amount of color information of the object image measured at different points of time is equal to or smaller than a predetermined threshold.
申请公布号 US9347873(B2) 申请公布日期 2016.05.24
申请号 US201414563643 申请日期 2014.12.08
申请人 Ricoh Company, Ltd. 发明人 Fujii Masayuki;Satoh Nobuyuki;Yorimoto Mamoru;Kobayashi Masato;Matsumoto Hiroshi;Horikawa Daisaku;Yokozawa Suguru;Morita Kenji;Sakurada Yuichi;Sasa Tomohiro;Kawarada Masaya
分类号 B41J29/393;G01N21/25;H04N1/60;G01J3/02;G01J3/46;G01J3/52 主分类号 B41J29/393
代理机构 Duft Bornsen & Fettig LLP 代理人 Duft Bornsen & Fettig LLP
主权项 1. An image forming apparatus comprising: a conveyor that conveys a recording medium; a printing unit that prints a plurality of patches using color material in a conveying direction; a color information acquiring unit that acquires color information of a representative patch that is a patch closest to an upstream side in the conveying direction among the plurality of patches; and a control unit that starts one of colorimetry using color information of the plurality of patches and color adjustment of the printing unit after a variation amount of color information of the representative patch measured at different points of time is equal to or smaller than a predetermined threshold.
地址 Tokyo JP