发明名称 |
Gradation converting device and gradation converting method |
摘要 |
A gradation converting device (45) that converts gradation of an image includes: a dither unit (51) that applies dither to the image by adding random noise to a pixel value forming the image; and a one-dimensional ӣ modulation unit (52) that applies one-dimensional ӣ modulation to the image applied with the dither.
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申请公布号 |
EP2086216(A1) |
申请公布日期 |
2009.08.05 |
申请号 |
EP20090151506 |
申请日期 |
2009.01.28 |
申请人 |
SONY CORPORATION |
发明人 |
TSUKAMOTO, MAKOTO;HIRAI, JUN;NISHIO, AYATAKA;TAKAHASHI, NAOMASA |
分类号 |
G09G3/20;H04N1/405 |
主分类号 |
G09G3/20 |
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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