Stream indexing for delivery of interactive program guide
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United States of America Patent
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-
Sep 2, 2003
Grant Date -
N/A
app pub date -
Dec 10, 1999
filing date -
Apr 15, 1999
priority date (Note) -
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status (Latency Note)
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Abstract
Stream indexing for delivery of an interactive program guide. In accordance with a first aspect, a method of stream indexing for delivery of an interactive program guide comprises: assigning a first plurality of packet identifiers to program guide content for a current time period; and assigning a second plurality of packet identifiers to program guide content for a plurality of lookahead time periods. In accordance with a second aspect, a method of stream indexing for delivery of an interactive program guide (IPG) comprises: providing a plurality of video packet identifiers; assigning each video packet identifier to a corresponding guide page; providing a plurality of data packet identifiers, where the plurality of data packet identifiers is less in number than the plurality of video packet identifiers; predetermining a prime number which is less in number than or equal in number to the plurality of video packet identifiers; dividing each video packet identifier by the prime number in order to generate a remainder; and using the remainder to assign a data packet identifier to each video packet identifier.
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