Digital voice conferencing apparatus in time division multiplex

Details Digital voice conferencing apparatus in time division multiplex Digital voice conferencing apparatus in time division multiplex

1980-07-23

1982-11-23

Olms, Douglas W.

Multiplex communications

Wide area network

Packet switching

370 85, 1791CN, H04J 302, H04M 356

Patent

active

043609104

ABSTRACT:
A digital voice conferencing apparatus utilizing a time division multiplex system to process data packets from and to the participants of the conference call. The subscribers and the conference call originator utilize a time division multiplex (TDM) adapter to establish a conference call mode, to identify the members thereto, and to provide all the means for transmitting and receiving the voice packets to the conference members excepting each members own voice packet. A digital voice conferencing apparatus is located at each subscriber location and permits all subscribers who may be talking simultaneously to be understood.

REFERENCES:
patent: 3846587 (1974-11-01), Schenkel et al.
patent: 3851104 (1974-11-01), Willard et al.
patent: 3940564 (1976-02-01), Orbach
patent: 4048449 (1977-09-01), Natebusch
patent: 4139731 (1979-02-01), Hashemi et al.
patent: 4301531 (1981-11-01), Lubin

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