ISDN system which processes disconnect message after call termination
AssigneeU.S. Philips Corporation
InventorsLothar Gantner, Joachim Goldenitz, Rolf Haussler, Werner Danzer
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Abstract
The invention relates to an integrated services digital network (ISDN) and a station for an integrated services digital network. The station comprises a feeding unit (20) for supplying a message and includes at least one station control circuit (18, 40). With the disconnect transaction the station control circuit (18, 40) is provided for inserting a message supplied by the feeding unit (20) into a disconnect information signal and for transmitting the disconnect information signal.
Claims10
A station for an integrated services digital network (ISDN), said station comprising:
- a feeding unit for supplying a message, and
- at least one station control circuit for, as part of a disconnect transaction started by said station, inserting the message supplied by said feeding unit into a disconnect information signal, wherein said station comprises a disconnecting station for starting the disconnect transaction when a call between said station and a target station is terminated said at least one station control circuit further for, as part of the disconnect transaction started by said station, transmitting the disconnect information signal containing the message, so that the message arrives at the target station without maintenance or set up of a new connection between said station and the target station.
An integrated services digital network (ISDN) comprising:
- a first station, wherein said first station comprises
- a feeding unit for supplying a message, and
- at least one first station control circuit for, as part of a disconnect transaction started by said first station, inserting the message supplied by the feeding unit into a disconnect information signal, wherein said first station further comprises a disconnecting station for starting the disconnect transaction when a call between said first station and a target station is terminated, the at least one first station control circuit further for, as part of the disconnect transaction started by said first station, transmitting the disconnect information signal containing the message;
- and
- a second station, wherein said second station comprises
- means for receiving the disconnect information signal containing the message, and
- at least one second station control circuit for, upon reception of the disconnect information signal containing the message, evaluating the message, without maintenance or set up of a new connection between said first and second stations.
Dependencies are inferred from the claim text.