The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 31, 1976
Filed:
Apr. 21, 1975
Applicant:
Inventors:
Roy Atsushi Ito, Woodland Hills, CA (US);
Gary Arthur Jones, Canoga Park, CA (US);
Assignee:
RCA Corporation, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04Q / ;
U.S. Cl.
CPC ...
3401 / ; 340155 ; 3401 / ;
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.