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:
Mar. 19, 2019

Filed:

Dec. 17, 2015
Applicant:

Amazon Technologies, Inc., Seattle, WA (US);

Inventors:

Paul David Franklin, Seattle, WA (US);

Adam Frederick Brock, Seattle, WA (US);

James Caleb Kirschner, Seattle, WA (US);

Bryan James Donlan, Seattle, WA (US);

Assignee:

Amazon Technologies, Inc., Seattle, WA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 17/30 (2006.01);
U.S. Cl.
CPC ...
G06F 17/30321 (2013.01); G06F 17/30584 (2013.01);
Abstract

One or more grids of redundancy coded shards, such as those stored or otherwise represented on grid encoded storage systems, are combinable or extensible. For example, a generator matrix of a redundancy code may be configured so as to have a sufficient number of fields to generate a grid. The generator matrix may initially be used to generate smaller grids, which can be combined into the target grid without re-encoding most or all of the data represented thereon. In some cases, vertically derived shards of the input grids may be combined using, e.g., matrix addition, which may then be directly allocated to the target grid, while data shards and horizontally derived shards may be allocated to the target grid with no further transformation.


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