Multimedia player toolkit for electronic content delivery

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United States of America Patent

PATENT NO 7206748
SERIAL NO

09209440

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Abstract

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A method provides a collection of data structures and subroutines in a software toolkit, for developing an application for playing digital content data. The method comprises steps of receiving previously encrypted content data encrypted with an encrypted key from an external source; storing the previously encrypted content data in a library; selecting one or more encrypted content data from the library to play; and decrypting each content data selected to be played with its unique encryption key, wherein the decrypting is performed in a tamper-resistant subroutine for deterring unauthorized access to the instructions for decrypting the content data and for deterring unauthorized access to the encryption key.

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Patent Owner(s)

Patent OwnerAddress
LEVEL 3 COMMUNICATIONS LLC1025 ELDORADO BLVD BROOMFIELD CO 80021

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dorak, Jr John J Boca Raton, FL 4 1071
Gruse, George Gregory Lighthouse Point, FL 9 3901
Milsted, Kenneth Louis Boynton Beach, FL 16 6009

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