Methods and apparatus for accomplishing call-state...

Details Methods and apparatus for accomplishing call-state... Methods and apparatus for accomplishing call-state...

2006-11-07

2006-11-07

Smith, Creighton (Department: 2614)

Telephonic communications

Plural exchange network or interconnection

Reexamination Certificate

active

07133518

ABSTRACT:
A system for synchronizing party information and call-state information between two or more telephone switches involved in establishing a multiparty communication session has at least one server application for serving information and receiving information and a translation service for translating received information between formats of telephony and those of digital messaging. The system uses a digital network to propagate the information between switches in a dynamic message format.

REFERENCES:
patent: 5867494 (1999-02-01), Krishnaswamy et al.
patent: 6335927 (2002-01-01), Elliott et al.
patent: 6363424 (2002-03-01), Douglas et al.
patent: 6731625 (2004-05-01), Eastep et al.

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