Multimedia data delivery and playback system with multi-level content and privacy protection

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United States of America Patent

PATENT NO 6668246
SERIAL NO

09275905

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Abstract

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A content distribution system comprising a server platform and a client platform. The server platform includes a memory unit to store digital content and access control logic to activate content protection mechanisms that provide multiple levels of access protection to the digital content. In communication with the server platform, the client platform plays back segments of the digital content at one of a plurality of quality levels.

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Patent Owner(s)

Patent OwnerAddress
BEIJING XIAOMI MOBILE SOFTWARE CO LTDNO 018 8TH FLOOR BUILDING 6 NO 33 YARD MIDDLE XIERQI ROAD HAIDIAN DISTRICT BEIJING 100085 BEIJING CITY BEIJING CITY 100085

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Holliman, Matthew J Libertyville, IL 14 685
Liu, Robert G Sunnyvale, CA 3 207
Macy, William W Palo Alto, CA 27 1147
Yeo, Boon-Lock Sunnyvale, CA 70 3050
Yeung, Minerva Ming-Yee Sunnyvale, CA 12 979

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