Invention Grant
US09485386B2 Method for creating scanner profile, method for creating device profile, method for acquiring color value, image reading system, and image forming apparatus 有权
用于创建扫描仪轮廓的方法,用于创建装置轮廓的方法,用于获取颜色值的方法,图像读取系统和图像形成装置

  • Patent Title: Method for creating scanner profile, method for creating device profile, method for acquiring color value, image reading system, and image forming apparatus
  • Patent Title (中): 用于创建扫描仪轮廓的方法,用于创建装置轮廓的方法,用于获取颜色值的方法,图像读取系统和图像形成装置
  • Application No.: US14725757
    Application Date: 2015-05-29
  • Publication No.: US09485386B2
    Publication Date: 2016-11-01
  • Inventor: Naoyo Suzuki
  • Applicant: KONICA MINOLTA, INC.
  • Applicant Address: JP Chiyoda-Ku, Tokyo
  • Assignee: KONICA MINOLTA, INC.
  • Current Assignee: KONICA MINOLTA, INC.
  • Current Assignee Address: JP Chiyoda-Ku, Tokyo
  • Agency: Buchanan Ingersoll & Rooney PC
  • Priority: JP2014-113213 20140530
  • Main IPC: H04N1/04
  • IPC: H04N1/04 H04N1/23 H04N1/00 H04N1/38
Method for creating scanner profile, method for creating device profile, method for acquiring color value, image reading system, and image forming apparatus
Abstract:
A method for creating a scanner profile according to the present invention includes the steps of: by reading, by a scanner, a printed material of chart image data comprising a plurality of patches which are composed of C, M, Y, K values and differentiated in color and density from each other, acquiring a first color value for the patches; acquiring a K value for the patches of the chart image data; acquiring a second color value for the patches by color-measuring the printed material by the colorimeter; and creating a scanner profile describing a relationship of the second color value to the first color value and the K value, based on the acquired first color value, K value, and second color value for each of the plurality of patches.
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