System and method for conditional access key encryption

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United States of America Patent

PATENT NO 8654981
APP PUB NO 20090147953A1
SERIAL NO

12315814

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Abstract

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A system for processing multimedia channels is described comprising: transmitting decryption keys for decrypting the multimedia channels, the keys encrypted in both a first encryption format and a second encryption format; the keys encrypted in the first encryption format being decryptable by a first type of multimedia receiver; and the keys encrypted in the second encryption format being decryptable by a second type of multimedia receiver.

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Patent Owner(s)

  • ARRIS ENTERPRISES LLC;VULCAN VENTURES, INC.;AARIS ENTERPRISES, INC.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gillon, William M Daly City, US 28 1680
Perlman, Stephen G Palo Alto, US 316 17554

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