Test data insertion arrangement for a conference circuit

Details Test data insertion arrangement for a conference circuit Test data insertion arrangement for a conference circuit

1982-12-27

1984-08-14

Olms, Douglas W.

Multiplex communications

Wide area network

Packet switching

370 62, H04Q 1104

Patent

active

044660928

ABSTRACT:
A time shared conference circuit for establishing conference calls in a T-S-T digital switching network provides for automatically inserting predefined test data into unused time slots of its output PCM voice data stream. The transmission of this predefined data verifies the interface operation of the conference circuit with the switching network.

REFERENCES:
patent: 4126766 (1978-11-01), McLaughlin et al.
patent: 4175215 (1979-11-01), McLaughlin et al.
patent: 4257120 (1981-03-01), Funderburk et al.
patent: 4274155 (1981-06-01), Funderburk et al.
patent: 4413335 (1983-11-01), Clements et al.

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