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:
Sep. 13, 2016

Filed:

Sep. 08, 2014
Applicant:

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

Inventors:

Gregg S. Lucas, Tucson, AZ (US);

Robert W. Ellis, Phoenix, AZ (US);

Assignee:

SANDISK TECHNOLOGIES LLC, Plano, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/04 (2006.01); G11C 16/30 (2006.01); G06F 1/30 (2006.01); G06F 11/14 (2006.01); G11C 5/14 (2006.01); G11C 16/22 (2006.01);
U.S. Cl.
CPC ...
G11C 16/30 (2013.01); G06F 1/30 (2013.01); G06F 11/14 (2013.01); G06F 11/1412 (2013.01); G11C 5/148 (2013.01); G11C 16/225 (2013.01);
Abstract

The various embodiments described herein include circuits, methods and/or devices used to protect data in a storage device. In one aspect, a method includes performing a power fail operation on a first section of the storage device. The power fail operation includes supplying power, via an energy storage device, to the first section of the storage device, where the energy storage device is distinct from a power source used during normal operation of the storage device, and where supplying power via the energy storage device includes switching the output of the energy storage device from an output of a boost regulator to an input of the boost regulator. The power fail operation also includes performing data hardening on the first section of the storage device.


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