Network system using token-passing bus with multiple priority le

Details Network system using token-passing bus with multiple priority le Network system using token-passing bus with multiple priority le

1988-09-09

1990-05-29

Olms, Douglas W.

Multiplex communications

Wide area network

Packet switching

370 856, 3408255, H04J 302

Patent

active

049301217

ABSTRACT:
A network system using a token-passing bus access method, comprising bus type transmission path, nodes for executing a priority processing algorithm based on a standard of an IEEE 802.4 token-passing bus, common memories respectively included in the plurality of nodes and each having a mutually common address structure, and communication circuits, respectively included in said plurality of nodes, for communicating storage contents among the common memories through the transmission path in accordance with priority levels of the priority processing algorithm.

REFERENCES:
patent: 4652874 (1987-03-01), Loyer
patent: 4680581 (1987-07-01), Kozlik et al.
patent: 4700185 (1987-10-01), Balph et al.
patent: 4787083 (1988-11-01), Tanaka
patent: 4799052 (1989-01-01), Near et al.
ANSI/IEEE Std. 820.4-1985 ISO Draft International Standard 8802/4, Token-Passing Bus Access Method and Physical Layer Specifications.
Control Engrg/Jun. 1987; Data Sharing on EPA or Mini MAP Subnetworks; Earl J. Whitaker, Henrik A. Schutz GE Fanuc Automation.

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