Method for reverse signalling for a transmission service which is to be used during a mobile terminated-PSTN/ISDN originated-call
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United States of America Patent
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Mar 16, 2010
Grant Date -
Jun 14, 2007
app pub date -
Sep 30, 2004
filing date -
Oct 10, 2003
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method for the reverse signaling of a transmission service is used during a call from a first telecommunication network. A mobile terminal is called in the supply range of a target switchboard of a digital mobile radio network from the first telecommunication network, and the information completely describing the transmission service which is to be used is exchanged between the mobile terminal and the destination mobile switchboard of the digital mobile radio network, is stored in the destination mobile switchboard and is transported by at least one signaling message ADDRESS COMPLETE, ANSWER to at least one access mobile switchboard involved in the call which to be made, whereupon it is made available.
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