Method and apparatus for providing control channel communications for an information distribution system
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United States of America Patent
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Apr 20, 1999
Grant Date -
N/A
app pub date -
Sep 17, 1996
filing date -
Sep 17, 1996
priority date (Note) -
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status (Latency Note)
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Abstract
In a information distribution system, a control channel modem that provides independent communications channels for bi-directional message traffic between a service provider and a set-top terminal located within a subscriber's home. The modem transmits messages, control information and status information between the service provider and the subscriber's set-top terminal using an independent channel (downstream path) that is different from the channel (upstream path) used for sending requested information such as movies from the service provider to the subscriber's home.
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