BYPASSING THE COMMON CONTROL AND SWITCH MATRIX OF A DIGITAL SWITCHING SYSTEM

The present invention is a system and method of combining an emergency standalone switching device with a switching system interface used to bypass the common control and switch matrix of a class 5 digital switch. The emergency standalone switching device provides call control of the switching syste...

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Bibliographic Details
Main Author SMITH, DAVID MATTHEW
Format Patent
LanguageEnglish
French
German
Published 21.06.2006
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
SELECTING
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Summary:The present invention is a system and method of combining an emergency standalone switching device with a switching system interface used to bypass the common control and switch matrix of a class 5 digital switch. The emergency standalone switching device provides call control of the switching system interface. The call control of the emergency standalone switching devices provides local and emergency calls to local subscribers.
Bibliography:Application Number: EP20020789797