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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.:

US 5263034 B1

PDFFull Text
Date of Patent:
Nov. 16, 1993

Filed:

Oct. 09, 1990

Error detection in the basic processing unit of a vlsi central processor

Applicant:
Inventors:

Russell W Guenthner, Glendale, AZ (US);

Clinton B Eckard, Glendale, AZ (US);

Leonard Rabins, Scottsdale, AZ (US);

William A Shelly, Phoenix, AZ (US);

Ronald E Lange, Glendale, AZ (US);

David S Edwards, Phoenix, AZ (US);

Bruce E Flocken, Glendale, AZ (US);

Assignee:

Bull Information Systems Inc., Phoenix, AZ (US);

Attorney:

Phillips; J. H.

Primary Examiner:

Stephen M Baker

Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
371 683 ; 395575 ;
Abstract

In order to provide efficient error detection in a central processor's Basic Processing Unit (BPU) including an AX (address and execution) module, a DN (decimal numeric) module and an FP (floating point) module, each module is provided redundantly in a master/slave pair, and the local result of data manipulation operations performed in each pair are compared for identity before the results are validated for subsequent use in the central processor.

Find Patent Forward Citations

Guenthner, Russell. (1993). Error detection in the basic processing unit of a vlsi central processor (U.S. Patent No. 5263034). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5263034

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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