发明名称 Color image forming apparatus and color image correcting method
摘要 According to the present invention, there is provided a color image forming apparatus which includes image forming units forming images, each for each color component, and superimposes the images of the color components on one another to form a color image. The image forming apparatus includes a scan line changing unit shifting the position of each pixel in a sub scanning direction for each color component of halftone image data to be processed so as to cancel a shift amount of a scan line on an image carrier in each of the image forming units in the sub scanning direction; an interpolation inhibited area determining unit determining an interpolation inhibited area in the image data; and an interpolation unit applying an interpolation process for smoothing a pixel-level shift caused by shifting of image data by the scan line changing unit to the image data excluding the interpolation inhibited area.
申请公布号 US8547599(B2) 申请公布日期 2013.10.01
申请号 US20080186334 申请日期 2008.08.05
申请人 IDO YOKO;CANON KABUSHIKI KAISHA 发明人 IDO YOKO
分类号 H04N1/407;G06K9/40;G06K9/52 主分类号 H04N1/407
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