Telephone exchanging apparatus and telephone system

Multiplex communications – Special services – Conferencing

Reexamination Certificate

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Details

C370S260000, C370S261000, C370S263000, C370S389000, C379S158000, C379S202010, C379S203010, C379S205010, C379S207010, C379S160000, C379S157000, C709S204000, C709S202000, C709S227000, C709S228000, C709S229000

Reexamination Certificate

active

07039019

ABSTRACT:
A telephone exchanging apparatus30comprises a joined terminal table341,a joined terminal table operating portion352,and a reception side designating portion355.The joined terminal table341stores terminal identification information that identifies a telephone terminal40that will join a conference. The joined terminal table operating portion352operates the joined terminal table341corresponding to joined terminal table operation commanding information. The reception side designating portion355designates the reception side of a speech packet transmitted from the telephone terminal40.Since the joined terminal table341is operated by the joined terminal table operating portion352,even if the number of people who join a conference increases, they can be easily added or deleted.

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patent: 11-261637 (1999-09-01), None
patent: 2000-349756 (2000-12-01), None
patent: WO 98/13995 (1998-04-01), None

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