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:
May. 09, 2017

Filed:

Jul. 01, 2014
Applicant:

Sandisk Enterprise Ip Llc, Milpitas, CA (US);

Inventors:

Linh Tien Truong, San Jose, CA (US);

Allen Samuels, San Jose, CA (US);

Navneeth Kankani, Fremont, CA (US);

Assignee:

SANDISK TECHNOLOGIES LLC, Plano, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G11C 11/56 (2006.01); G11C 13/00 (2006.01); G11C 16/34 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0616 (2013.01); G06F 3/0634 (2013.01); G06F 3/0653 (2013.01); G06F 3/0679 (2013.01); G11C 11/5621 (2013.01); G11C 13/0035 (2013.01); G11C 16/3495 (2013.01); G11C 2211/5641 (2013.01);
Abstract

A storage system includes a memory controller and a storage device with one or more memory devices, each with a plurality of memory portions. The memory controller determines an initial storage capacity for each of the one or more memory devices, where the one or more memory devices are configured in a first storage density. The memory controller detects a trigger condition as to at least one memory portion of a respective device of the one or more memory devices and, in response to detecting the trigger condition, recharacterizes the at least one memory portion of the respective memory device so as to be configured in a second storage density, where the at least one recharacterized memory portion of the respective memory device has a reduced storage capacity. After the recharacterizing, the memory controller determines a revised storage capacity for the respective memory device.


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