Patent
1983-04-20
1984-11-06
Schreyer, Stafford D.
179 18BC, 179 9, H04M 1518
Patent
active
044813830
ABSTRACT:
A telephone network having an audio/data conference arrangement wherein a billing record is kept for each audio and data conference leg and each conference bridge. Suitable billing allowances are computed if a conference leg is used to reestablish another leg that had disconnected. Also, billing for all audio conference legs is interrupted while an operator is connected to the conference.
REFERENCES:
patent: 3510594 (1970-05-01), Oden
AT&T Bell Laboratories
Davis C. H.
Schreyer Stafford D.
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