Communications control unit

Details Communications control unit Communications control unit

1988-02-08

1989-07-18

Olms, Douglas W.

Multiplex communications

Wide area network

Packet switching

379290, 379384, H04L 514

Patent

active

048499625

ABSTRACT:
In communications control unit for sequentially scanning a plurality of line sets to which full-duplex lines are connected, for reading out line control word provided in correspondence to the line from a memory when a data transmission/reception request exists in the line set, and for executing the data transmitting and receiving operations with the relevant line set, one line control word including both of transmission control information and reception control information is read out in the time slot assigned to one full-duplex line, and the data transmitting and receiving operations are simultaneously executed.

REFERENCES:
patent: 4105876 (1978-08-01), Farrell et al.
patent: 4145574 (1979-03-01), Wintzer
patent: 4599719 (1986-07-01), Breen et al.
patent: 4644525 (1967-02-01), Ellis et al.

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