Information providing apparatus and method, information receiving apparatus and method, information providing system, and transmission medium
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United States of America Patent
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Sep 19, 2006
Grant Date -
N/A
app pub date -
Aug 14, 1998
filing date -
Aug 19, 1997
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
To make it possible to transmit many messages without seriously affecting video information which essentially has to be transmitted, messages are registered in a DMT, and indexes to the messages are registered in an rDMT. The rDMT is transmitted by every transponder, while the DMT is transmitted by a single predetermined transponder.
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