发明名称 |
PROCESSING DEVICE, IMAGE PICKUP DEVICE AND PROCESSING METHOD |
摘要 |
A processing device which obtains distance information of a subject, including: a calculation unit configured to calculate the distance information of the subject from a difference in blur degree of a plurality of images photographed by an imaging optical system; a correcting unit configured to correct the distance information using correction data in accordance with an image height in the imaging optical system; and an extraction unit configured to extract at least one frequency component from each of the plurality of images, wherein the calculation unit calculates the distance information from a difference in blur degree in the plurality of images in the at least one frequency component; and the correcting unit corrects the distance information using correction data in accordance with an image height in the at least one frequency component. |
申请公布号 |
US2016127648(A1) |
申请公布日期 |
2016.05.05 |
申请号 |
US201614993705 |
申请日期 |
2016.01.12 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
Ishihara Keiichiro |
分类号 |
H04N5/232;G06T5/00;G06T7/00;G06K9/62;G06T7/60;G06K9/52 |
主分类号 |
H04N5/232 |
代理机构 |
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代理人 |
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主权项 |
1. A processing device which obtains distance information of a subject, comprising:
a calculation unit configured to calculate the distance information of the subject from a difference in blur degree of a plurality of images photographed by an imaging optical system; a correcting unit configured to correct the distance information using correction data; and an extraction unit configured to extract at least one frequency component from each of the plurality of images, wherein the calculation unit calculates the distance information from a difference in blur degree in the plurality of images in the at least one frequency component; and the correcting unit corrects the distance information using correction data in the at least one frequency component. |
地址 |
Tokyo JP |