Television – Camera – system and detail – Combined image signal generator and general image signal...
Reexamination Certificate
2008-03-25
2008-03-25
Ye, Lin (Department: 2622)
Television
Camera, system and detail
Combined image signal generator and general image signal...
C348S246000, C348S251000
Reexamination Certificate
active
07349014
ABSTRACT:
There is provided an image pickup apparatus which is capable of detecting foreign substances with ease and reliability regardless of a shooting condition. A foreign substance in the camera main body101is detected. The camera CPU409provides control such that a foreign substance detecting process is started when the power switch is turned on.
REFERENCES:
patent: 6340989 (2002-01-01), Oda
patent: 6791608 (2004-09-01), Miyazawa
patent: 6940550 (2005-09-01), Kitawaki et al.
patent: 11-234543 (1999-08-01), None
patent: 11-249004 (1999-09-01), None
Canon Kabushiki Kaisha
Giles Nicholas G
Rossi Kimms & McDowell LLP
Ye Lin
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