Digital broadcasting system and digital broadcasting method
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United States of America Patent
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Jul 24, 2001
Grant Date -
N/A
app pub date -
May 10, 1999
filing date -
May 11, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The present invention which involves a digital broadcasting system provides a digital broadcasting method in which change information NETQ for indicating the broadcast content change is transmitted a certain period of time in advance by a primary transmission system when the primary transmission system broadcasts programs. As the result, a secondary transmission system, for example, a cable television system which reedits and rebroadcasts the programs received from a digital satellite broadcasting system, can easily and quickly rearrange the air time in response to the change such as program content change in the rebroadcasting in the secondary transmission system.
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