Television – Camera – system and detail – Optics
Reexamination Certificate
2008-02-04
2010-11-09
Ye, Lin (Department: 2622)
Television
Camera, system and detail
Optics
C348S208110, C348S296000
Reexamination Certificate
active
07830444
ABSTRACT:
The present invention further improves foreign substance removal performance when removing foreign substances such as dust that adhere to the surface of an optical element disposed in front of an image sensor. The image capturing apparatus includes an image sensor that performs photo-electric conversion of an optical image of an object formed by a photographing optical system, an optical element disposed between the photographing optical system and the image sensor, a shutter disposed between the photographing optical system and the optical element and having shutter curtains capable of traveling between an open state and a closed state, a first vibration device that causes the optical element to vibrate, a second vibration device that causes the shutter curtains to vibrate, and a control device that controls operations of the first vibration device and second vibration device.
REFERENCES:
patent: 7215372 (2007-05-01), Ito et al.
patent: 7280145 (2007-10-01), Takizawa et al.
patent: 7365788 (2008-04-01), Ito
patent: 7609315 (2009-10-01), Kawai
patent: 7639301 (2009-12-01), Niwamae et al.
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patent: 2004/0012714 (2004-01-01), Kawai
patent: 2004/0227837 (2004-11-01), Ito
patent: 2005/0052759 (2005-03-01), Ito et al.
patent: 2006/0207290 (2006-09-01), Ide et al.
patent: 1834773 (2006-09-01), None
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The above references were cited in a Jul. 3, 2009 Chinese Office Action that issued in Chinese Patent Application No. 200810006160.1, which is enclosed with English Translation.
All of the above references were cited in a Jun. 11, 2008 European Search Report (copy enclosed) of the counterpart European Patent Application 08151492.9.
Canon Kabushiki Kaisha
Cowan Liebowitz & Latman P.C.
Diep Trung
Ye Lin
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