Connection establishment method without specifying called terminal, switched network control device and system using this method
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United States of America Patent
Stats
-
Sep 14, 2004
Grant Date -
N/A
app pub date -
Apr 18, 2000
filing date -
Oct 27, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A first connection stage includes connecting by a switched network control device a call from a first terminal with a terminal selection device, noticing 'there is no terminal to be connected' to the first terminal as a selected result from the terminal selection device when no terminal is selected, and disconnecting the call. A second connection stage includes connecting by the switched network control device a call from a second terminal with the terminal selection device, noticing 'there is a terminal to be connected' and 'a connection number of the first terminal' to the second terminal as a selected result from the terminal selection device when the first terminal is selected, and disconnecting the call. A third connection stage includes noticing 'a connection number of the first terminal' from the second terminal to the switched network control device, and connecting by the switched network control device the call from the second terminal with the first terminal.
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