发明授权
US06793308B2 Ink-jet recording apparatus and ink-jet recording method using inks of different densities, and recorded articles
失效
喷墨记录装置和使用不同密度的油墨的喷墨记录方法和记录的制品
- 专利标题: Ink-jet recording apparatus and ink-jet recording method using inks of different densities, and recorded articles
- 专利标题(中): 喷墨记录装置和使用不同密度的油墨的喷墨记录方法和记录的制品
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申请号: US08811234申请日: 1997-03-03
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公开(公告)号: US06793308B2公开(公告)日: 2004-09-21
- 发明人: Hitoshi Sugimoto , Yuji Akiyama , Miyuki Matsubara
- 申请人: Hitoshi Sugimoto , Yuji Akiyama , Miyuki Matsubara
- 优先权: JP5-121480 19930524; JP5-157582 19930628
- 主分类号: B41J2205
- IPC分类号: B41J2205
摘要:
An ink-jet recording apparatus and an ink-jet recording method which provide an image featuring reduced graininess and good gradation. A plurality of inks of different densities are used to obtain a halftone image with controlled graininess. An ink which has low penetrability on a recording medium and which controls the diffusion of dots is used as an ink with a relatively high density. An ink which has high penetrability and which permits easy diffusion of dots is used as an ink with a relatively low density. The present invention also provides a characteristic recorded article to be formed by a plurality of dots having different penetrabilities on a recording medium. Among a plurality of inks with different densities, the inks of the same color category are grouped and held in an ink container and are divided in the container by the ink density. This configuration makes it possible to make the containers smaller and minimize the number of containers.
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