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.
Patent No.:
Date of Patent:
May. 19, 2020
Filed:
Oct. 11, 2017
Applicant:
Western Digital Technologies, Inc., San Jose, CA (US);
Inventors:
Daniel Helmick, Broomfield, CO (US);
Amir Gholamipour, Irvine, CA (US);
Chandan Mishra, Irvine, CA (US);
Assignee:
Western Digital Technologies, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 3/06 (2006.01); G06F 12/02 (2006.01);
U.S. Cl.
CPC ...
G06F 3/0616 (2013.01); G06F 3/064 (2013.01); G06F 3/0688 (2013.01); G06F 12/0246 (2013.01); G06F 2212/7201 (2013.01); G06F 2212/7211 (2013.01);
Abstract
A non-volatile storage apparatus includes a set of non-volatile memory cells and one or more control circuits in communication with the set of non-volatile memory cells. The one or more control circuits are configured to map the set of non-volatile memory cells into a plurality of regions, apply a first wear leveling scheme in a first region of the plurality of regions, and apply a second wear leveling scheme between the plurality of regions.