Redundant storage in non-volatile memory by storing redundancy information in volatile memory

US9058288B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9058288-B2
Application numberUS-201213429385-A
CountryUS
Kind codeB2
Filing dateMar 25, 2012
Priority dateApr 3, 2011
Publication dateJun 16, 2015
Grant dateJun 16, 2015

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Abstract

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A method for data storage includes storing two or more data items in a non-volatile memory. Redundancy information is calculated over the data items, and the redundancy information is stored in a volatile memory. Upon a failure to retrieve a data item from the non-volatile memory, the data item is reconstructed from remaining data items stored in the non-volatile memory and from the redundancy information stored in the volatile memory.

First claim

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The invention claimed is: 1. A method for data storage, comprising: storing two or more data items in a non-volatile memory comprising a plurality of non-volatile memory devices, wherein storing the two or more data items comprises storing data items in parity groups such that a number of data items stored on each non-volatile memory device within a given parity group is limited to a predetermined number; calculating redundancy information over the data items, and storing the re…

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What does patent US9058288B2 cover?
A method for data storage includes storing two or more data items in a non-volatile memory. Redundancy information is calculated over the data items, and the redundancy information is stored in a volatile memory. Upon a failure to retrieve a data item from the non-volatile memory, the data item is reconstructed from remaining data items stored in the non-volatile memory and from the redundancy …
Who is the assignee on this patent?
Golov Oren, Segal Oren, Doron Uzi, and 3 more
What technology area does this patent fall under?
Primary CPC classification G06F11/1044. Mapped technology areas include Physics.
When was this patent published?
Publication date Tue Jun 16 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).