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.

Date of Patent:
Oct. 18, 2022

Filed:

Dec. 09, 2020
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Mario Blaum, Los Gatos, CA (US);

Steven Robert Hetzler, Los Altos, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03M 13/00 (2006.01); G06F 11/10 (2006.01); H03M 13/29 (2006.01); H03M 13/15 (2006.01);
U.S. Cl.
CPC ...
G06F 11/1068 (2013.01); H03M 13/154 (2013.01); H03M 13/2909 (2013.01);
Abstract

A computer implemented method for recovering erased entries within a system of arrays includes identifying a system consisting of a plurality of arrays, wherein each array consists of m rows and n columns of entries, each entry is divided into p symbols consisting of a plurality of bits, protecting the m rows and n columns of entries in the system with an erasure-correcting code allowing the recovery of a number of erased entries in such rows and columns, detecting an erasure corresponding to an entry in the identified system, and, responsive to detecting an erasure, determining the value of the erased entry according to the p symbols of one or more non-erased entries.


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