Multiplex transmission method

Multiplex communications – Wide area network – Packet switching

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34082508, H04J 312

Patent

active

052630226

ABSTRACT:
In a multiplex transmission method of a multiplex transmission apparatus provides time-divisional multiplex transmission operations among a plurality of communication nodes. A among the plurality of communication nodes predetermined node among the plurality of communication nodes is started requests other communication nodes to transmit connection signals so as to confirm a connection state of communication nodes on the multiplex transmission bus. When the predetermined communication node receives the connection signals from the other nodes within a predetermined period of time, confirmation of the connection state is ended and a multiplex transmission of data is started.

REFERENCES:
patent: 3778540 (1973-12-01), Fretwell
patent: 4360912 (1982-11-01), Metz et al.
patent: 4466001 (1984-08-01), Moore et al.
patent: 4872003 (1989-10-01), Yoshida
patent: 5157658 (1992-10-01), Arai et al.

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