发明名称 Recording apparatus and shading correction method
摘要 There are provided a dark head and a light head for ejecting a dark ink and a light ink, respectively. First, an image is recorded by using the light head, and shading correcting data is set on the basis of the image. Second, images recorded by using the dark and the light heads are superimposed on each other, at this time, the image by the light head is recorded on the basis of the shading correcting data. Thereafter, with respect to the dark head, the shading correcting data is set on the basis of the superimposed images. As a result, when images recorded by the light and the dark heads are superimposed, the images have no shading.
申请公布号 US5777641(A) 申请公布日期 1998.07.07
申请号 US19970884617 申请日期 1997.06.27
申请人 CANON KABUSHIKI KAISHA 发明人 SUZUKI, AKIO;DANZUKA, TOSHIMITSU
分类号 B41J2/05;B41J2/205;B41J29/46;H04N1/40;H04N1/401;(IPC1-7):B41J2/205;B41J29/393 主分类号 B41J2/05
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