发明名称 |
Methods and apparatuses that reduce noise in image signals |
摘要 |
Methods and apparatuses for noise reduction include embodiments that use a weighted combination based on the presence of edges of two calculated demosaiced signals to produce a noise reduced signal. The noise reduced signal may be sharpened based on a calculated luminance of the two demosaiced signals.
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申请公布号 |
US7876957(B2) |
申请公布日期 |
2011.01.25 |
申请号 |
US20070806491 |
申请日期 |
2007.05.31 |
申请人 |
APTINA IMAGING CORPORATION |
发明人 |
OVSIANNIKOV ILIA;JERDEV DMITRI |
分类号 |
G06K9/00 |
主分类号 |
G06K9/00 |
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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