04829372 is referenced by 315 patents and cites 8 patents.

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.

Title
Presentation player
Application Number
7/87668
Publication Number
4829372
Application Date
August 20, 1987
Publication Date
May 9, 1989
Inventor
James L Fischer
Barrington
IL, US
Steven D Wilson
Chicago
IL, US
Karl W McCalley
Palatine
IL, US
Agent
Amster Rothstein & Ebenstein
Assignee
Telaction Corporation
IL, US
IPC
H04N 7/10
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