发明名称 |
WHITE/BLACK PIXEL CORRECTION IN A DIGITAL IMAGE SENSOR |
摘要 |
<p>Disclosed are embodiments of an apparatus comprising an image sensor comprising a pixel array including a plurality of pixels, a detection circuit coupled to the pixel array to detect potential white/black pixel defects in the pixel array, a correction circuit coupled to the detection circuit to correct potential white/black pixel defects detected by the detection circuit. The apparatus further comprises a digital signal processor coupled to the image sensor, the digital signal processor comprising a memory to have therein a list of defective pixels in the pixel array, and a processor coupled to the memory to cross-check each pixel against the list of defective pixels and correct the digital value of each pixel found in the list of defective pixels. Other embodiments are disclosed and claimed.</p> |
申请公布号 |
EP2213088(A1) |
申请公布日期 |
2010.08.04 |
申请号 |
EP20080843652 |
申请日期 |
2008.10.21 |
申请人 |
OMNIVISION TECHNOLOGIES, INC. |
发明人 |
LI, HONGJUN;DONG, YUQIAN;HE, XINPING |
分类号 |
G02B5/00;H04N5/367;H04N5/369 |
主分类号 |
G02B5/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|