发明名称 |
Methods and apparatuses for double sided dark reference pixel row-wise dark level non-uniformity compensation in image signals |
摘要 |
Methods and apparatuses for row-wise dark level non-uniformity compensation of imaging sensor pixel signals. A column dependent dark reference value is determined as one of a linear and parabolic function of signal values from two areas of dark reference pixels and a column location and then used for dark level non-uniformity compensation of signal values from imaging pixels.
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申请公布号 |
US7924330(B2) |
申请公布日期 |
2011.04.12 |
申请号 |
US20070004035 |
申请日期 |
2007.12.20 |
申请人 |
APTINA IMAGING CORPORATION |
发明人 |
XU CHEN;MO YAOWU;YAN MEI |
分类号 |
H04N9/64 |
主分类号 |
H04N9/64 |
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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