Enhanced call feature service

The present invention provides a system and method for managing calls for a subscriber, including accessing a calling plan while the subscriber is in an existing active call with at least one other party. The call is placed or received by the subscriber at a first device. At least one service featur...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	HANSON KARRIE J, PURDY KERMIT HAL, CHEUNG ERIC, KARAM GERALD M, GOGUEN HEALFDENE H
Format:	Patent
Sprache:	eng
Schlagworte:	ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY TELEPHONIC COMMUNICATION TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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