Multiplex communications – Special services – Conferencing
Reexamination Certificate
2005-04-13
2009-02-24
Ho, Duc C (Department: 2619)
Multiplex communications
Special services
Conferencing
C370S254000, C370S401000, C379S202010, C455S414100, C348S014080
Reexamination Certificate
active
07496056
ABSTRACT:
A system for call conferencing a plurality of participants is provided that includes (a) an input operable to receive, from a conference call participant A-E, at least one of (i) a selective listening request and (ii) a request to remove selective listening, wherein the communication devices416a-eof the conference call participants A-E are connected to a plurality of gateways408, 424; and (b) a conference configuration agent346operable, in response thereto and during the conference call, to change from a first conference topology to a second conference topology, wherein the first and second conference topologies have a different number of inter-gateway connections.
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Ohrstrom Sandgren Thorsten F.
Pessot Albert D.
Xiao Rongrui
Avaya Inc.
Ho Duc C
Sheridan & Ross P.C.
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