Time division multiplex conferencer

Details Time division multiplex conferencer Time division multiplex conferencer

1984-09-06

1986-03-11

Olms, Douglas W.

Multiplex communications

Wide area network

Packet switching

179 18BC, H04Q 1104

Patent

active

045758450

ABSTRACT:
A time division multiplex conferencer for continuously summing and outputting digital message samples received from n subscribers in n respective time slots. Message samples collected from each subscriber of a conference connection are summed during a first time frame and outputted during a second time frame. The conferencing is carried out in real time under common control to provide one or more conference-type connections between two or more subscribers. The conferencer also has the ability to establish transmit-only or receive-only connections for one or more subscribers. The conferencing is conducted in a manner that is completely independent of time slot assignments within a frame.

REFERENCES:
patent: 4119807 (1978-10-01), Nahay
patent: 4190742 (1980-02-01), Southard
patent: 4190744 (1980-02-01), Frank
patent: 4298977 (1981-11-01), Abbott et al.
patent: 4477897 (1984-10-01), Lane
patent: 4481624 (1984-11-01), Baranyai et al.

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