发明名称 |
VIDEO COMFORT NOISE ADDITION TECHNIQUE |
摘要 |
<p>A decoding arrangement for decoding pictures in an incoming video stream includes a noise generator for adding a dither signal containing random noise to the pictures after video decoding, to improve the subjective video quality. The noise generator adds noise to each pixel in an amount correlated to the luminance of at least a portion of the current picture.</p> |
申请公布号 |
EP1676446(B1) |
申请公布日期 |
2011.04.20 |
申请号 |
EP20040784572 |
申请日期 |
2004.09.21 |
申请人 |
THOMSON LICENSING |
发明人 |
TOURAPIS, ALEXANDROS, MICHAEL;BOYCE, JILL, MACDONALD;LLACH, JOAN |
分类号 |
H04N7/26 |
主分类号 |
H04N7/26 |
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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