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:
Jul. 11, 1978
Filed:
Apr. 25, 1977
Applicant:
Inventors:
John Scott Eggenberger, Los Altos, CA (US);
Arvind Motibhai Patel, San Jose, CA (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F / ; G11C / ;
U.S. Cl.
CPC ...
235312 ; 2353032 ;
Abstract
Systematic and noise-induced errors, as detected in words extracted from corresponding locations in a m .times. n word organized memory array, are distinguished as to their source and are corrected by using the conjunction of a nonzero error checking syndrome and the a'priori location defects status as indexed by the location address of the extracted words from an external table memory.