Telephonic communications – Centralized switching system – Switching controlled in response to called station...
Patent
1997-11-07
2000-05-02
Wolinsky, Scott
Telephonic communications
Centralized switching system
Switching controlled in response to called station...
370217, H04M 714
Patent
active
060581824
ABSTRACT:
A switch architecture that permits maintenance of switch signaling interfaces in switches for communication networks. The architecture provides a spare switch signaling interface that is enabled when a regular switch signaling interface is disabled. A switch matrix routes signaling channels from their dedicated position in a trunk to the spare switch signaling interface when the spare is enabled. A control processor updates a memory log associating the signaling channel and the trunks from which they originate with the spare switch signaling interface.
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Corso, III Martin
De Trana Nicholas D.
DeCaluwe Craig L.
McKinney Beverly A.
Turek Gene R.
AT&T Corporation
Wolinsky Scott
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