Presentation player

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4829372
SERIAL NO

07087668

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The present invention relates to a presentation player which is utilized in a digital, interactive communication system accessible to a plurality of subscribers who can select any of a plurality of pre-recorded video/audio presentations for viewing on their television sets. The presentation player includes a converter which is tuned to a channel for monitoring a digital stream of information including digital packets representative of the video/audio presentations selected by subscribers. These digital packets of information include an address assigned to the particular requesting subscriber. In accordance with this addressing information, a controller distributes the digital packet of information to one of a plurality of subscriber servers housed within the presentation player. The subscriber server receiving the uniquely addressed digital packets converts the packet into an NTSC-compatible analog formatted video/audio presentation for transmission to the requesting subscriber.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
TVWORKS LLC1500 MARKET STREET C/O COMCAST CORPORATION PHILADELPHIA PA 19102

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fischer, James L Barrington, IL 5 2162
McCalley, Karl W Palatine, IL 11 3522
Wilson, Steven D Chicago, IL 16 3681

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