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:
Nov. 28, 2023

Filed:

May. 10, 2022
Applicant:

Western Digital Technologies, Inc., San Jose, CA (US);

Inventors:

Dmitry Vaysman, San Jose, CA (US);

Sartaj Ajrawat, Fremont, CA (US);

Judah Gamliel Hahn, Ofra, IL;

Julian Vlaiko, Kfar Saba, IL;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/26 (2006.01); G06F 1/20 (2006.01); G06F 13/16 (2006.01); G06F 1/3246 (2019.01); G06F 1/3225 (2019.01); G06F 1/3203 (2019.01);
U.S. Cl.
CPC ...
G06F 1/206 (2013.01); G06F 1/3225 (2013.01); G06F 1/3246 (2013.01); G06F 13/1668 (2013.01); G06F 1/3203 (2013.01);
Abstract

Aspects of a storage device are provided which apply advanced thermal throttling in response to temperature changes based on multiple thermal power states for different types of cells, such as SLCs and MLCs. Initially, a controller determines that a temperature of the memory meets a thermal throttling threshold of a plurality of thermal throttling thresholds. Subsequently, the controller transitions into a thermal power state of a plurality of thermal power states when the temperature meets the thermal throttling threshold. The controller applies a thermal mitigation configuration associated with the thermal power state. The controller then determines that the temperature of the memory has reached a thermal equilibrium in the thermal power state based on the thermal mitigation configuration. Storage device performance is thus improved through advanced thermal throttling without compromising data integrity.


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