| 发明名称 |
Selective thickening of dark features by biased sharpening filters |
| 摘要 |
Processing of a pixel of a digital image includes sharpening a digital image, while boldening dark features in the digital image as a non-decreasing function of local contrast.
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| 申请公布号 |
US7194142(B2) |
申请公布日期 |
2007.03.20 |
| 申请号 |
US20030377476 |
申请日期 |
2003.02.28 |
| 申请人 |
HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P. |
发明人 |
MAURER RON P. |
| 分类号 |
G06K9/42;G06T5/00;G06T5/30;G06T5/40;H04N1/409 |
主分类号 |
G06K9/42 |
| 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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