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:
Apr. 18, 2017

Filed:

Jul. 17, 2015
Applicant:

Sandisk Technologies Inc., Plano, TX (US);

Inventors:

Marina Frid, Jerusalem, IL;

Igor Genshaft, Bat Yam, IL;

Nicholas James Thomas, Dundee, GB;

Assignee:

SANDISK TECHNOLOGIES LLC, Plano, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01); G06F 13/18 (2006.01); G06F 12/1009 (2016.01); G06F 12/02 (2006.01); G06F 3/06 (2006.01);
U.S. Cl.
CPC ...
G06F 13/18 (2013.01); G06F 3/064 (2013.01); G06F 3/0688 (2013.01); G06F 12/0246 (2013.01); G06F 12/1009 (2013.01); G06F 2212/656 (2013.01);
Abstract

A data storage device includes a controller coupled to multiple groups of data storage dies, such as a meta-meta-die. The controller is configured to write data to a first meta-block if a storage size associated with a first group of data storage dies associated with a first priority is greater than or equal to a threshold storage size. The first meta-block includes a respective block of each data storage die of the first group. The controller is further configured to write the data to a second meta-block if the storage size associated with the first group is less than the threshold storage size. The second meta-block includes a respective block of each data storage die of the first group and further includes a respective block of each data storage die of the second group. Each data storage die of the second group is associated with a second priority.


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