Motion video signal processing for recording or reproducing – Local trick play processing – With randomly accessible medium
Reexamination Certificate
2007-06-12
2007-06-12
Nguyen, Huy (Department: 2621)
Motion video signal processing for recording or reproducing
Local trick play processing
With randomly accessible medium
C380S282000
Reexamination Certificate
active
09746615
ABSTRACT:
A transfer unit and an image output control unit are provided in order to check and prevent any alteration or forgery of image file data in a memory card. The transfer unit transfers a digital signature of the image file data stored in the memory card, a secret key used for the digital signature or a public key paired to the secret key, together with the image file data and a property file, to an image control apparatus. The image output control unit controls an image output in accordance with the information transferred by the transfer unit.
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Canon Kabushiki Kaisha
Morgan & Finnegan , LLP
Nguyen Huy
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