发明名称 |
UNDERCOLOR REMOVAL GRAY COLOR REPLACEMENT WITH IMPROVED DEVICE COLOR LINEARITY |
摘要 |
A system and methods for performing UCR/GCR (Undercolor Removal/Gray Color Replacement) in a digital printer is provided. The system and method includes maximizing the linearity of a color mapping function mapping a device independent color to a device dependent color through linear filtering and performing color projection to ensure color accuracy. The system and methods reduces graininess of printed color images having flesh-tones by also including a K reduction step.
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申请公布号 |
US2010214616(A1) |
申请公布日期 |
2010.08.26 |
申请号 |
US20090391443 |
申请日期 |
2009.02.24 |
申请人 |
XEROX CORPORATION |
发明人 |
FAN ZHIGANG;MALTZ MARTIN S.;WANG YAO RONG;GIL ALVARO ENRIQUE |
分类号 |
H04N1/40 |
主分类号 |
H04N1/40 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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