Electrical computers and digital processing systems: support – Data processing protection using cryptography – By stored data protection
Reexamination Certificate
2008-04-22
2008-04-22
Moazzami, Nasser (Department: 2136)
Electrical computers and digital processing systems: support
Data processing protection using cryptography
By stored data protection
Reexamination Certificate
active
10187211
ABSTRACT:
A method for processing audiovisual information in an electronic device comprises at least one control block for controlling the operation of the electronic device, and a memory. The audiovisual information is encrypted. The control block is provided with a protected processing block, and part of the memory is available in said protected processing block only. The audiovisual information is decrypted in said protected processing block and transmitted from the protected processing block to means for presenting audiovisual information.
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Cervetti David Garcia
Moazzami Nasser
Nokia Corporation
Ware Fressola Van Der Sluys & Adolphson LLP
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