Digital message switching system

Details Digital message switching system Digital message switching system

1996-08-22

1998-12-01

Pham, Chi H.

Multiplex communications

Pathfinding or routing

Switching a message which includes an address header

370386, 370396, 370422, H04L 1228

Patent

active

058449043

ABSTRACT:
A digital message switching system includes at least one digital message switching unit and a plurality of subordinate units each being coupled to the respective switching unit through a respective transmission link. In order to signal a request of a subordinate unit to transmit, that unit first sends at least one message of meaningless content to a higher-ranking unit and only then sends messages of meaningful content.

REFERENCES:
patent: 4881223 (1988-03-01), Debuysscher
patent: 4970720 (1989-03-01), Esaki
patent: 4975901 (1986-12-01), Poli
patent: 5617467 (1994-03-01), Bacher et al.

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