Title:
画像処理装置、画像形成装置、画像処理方法、及び画像処理プログラム
Document Type and Number:
Japanese Patent JP6688193
Kind Code:
B2
Abstract:
An image processing unit includes a region separation device and a spatial filtering device. The region separation device detects line widths of a manuscript image in which the line widths are different between a vertical line and a horizontal line and determines which of the vertical line or the horizontal line is thinner. The spatial filtering device executes an emphasizing process to make a widening ratio of a thinner line of the vertical line or the horizontal line higher than a widening ratio of the other line.
Inventors:
Katsuhiro Nagayama
Application Number:
JP2016169051A
Publication Date:
April 28, 2020
Filing Date:
August 31, 2016
Export Citation:
Assignee:
Sharp Corporation
International Classes:
H04N1/409; B41J2/47; G03G15/00
Domestic Patent References:
| JP2010004140A | ||||
| JP6152929A | ||||
| JP2000085181A | ||||
| JP2010004141A |
Attorney, Agent or Firm:
Kaede International Patent Office