Title: Controlling communications between computer devices over common bus

Abstract: A system for controlling communications between a plurality of computer devices via a common bus. The bus includes a multi-conductor data bus and lines for busy, strobe and acknowledge signals. The system involves one universal interface unit associated with each respective computer device. Each device can initiate access to the common bus, through its respective interface unit, on a first-come, first-served basis.

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Inventors: Ito, Roy Atsushi (Woodland Hills, CA, US)
Jones, Gary Arthur (Canoga Park, CA, US)

Application Number: 569860
Filing Date: 1975-04-21
Publication_date: 1976-08-31
Assignee: RCA Corporation (New York, NY)
Primary Class(es): 370/424
Other Classes:
US Patent Ref:

3796992	Mar, 1974	Nakamura et al.	340/147.
3832689	Aug, 1974	Means et al.	340/147.
3863220	Jan, 1975	Osawa et al.	340/147.

Other Refs:
Primary Examiner: Yusko, Donald J.
Assistant Examiner:
Attorney: Norton; Edward J., Olson; Carl V.