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:
Mar. 20, 2018

Filed:

Oct. 31, 2013
Applicant:

Advanced Micro Devices, Inc., Sunnyvale, CA (US);

Inventors:

Yasuko Eckert, Kirkland, WA (US);

Manish Arora, Dublin, CA (US);

Assignee:

Advanced Micro Devices, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/32 (2006.01);
U.S. Cl.
CPC ...
G06F 1/3228 (2013.01); G06F 1/32 (2013.01); G06F 1/3203 (2013.01); G06F 1/324 (2013.01); G06F 1/3206 (2013.01); G06F 1/3231 (2013.01); G06F 1/3246 (2013.01); Y02B 60/1217 (2013.01); Y02B 60/1289 (2013.01);
Abstract

An approach is described herein that includes a method for power management of a device. In one example, the method includes sampling duration characteristics for a plurality of past idle events for a predetermined interval of time and determining whether to transition a device to a powered-down state based on the sampled duration characteristics. In another example, the method includes determining whether an average idle time for a plurality of past idle events exceeds an energy break-even point threshold. If the average idle time for the plurality of past idle events exceeds the energy break-even point threshold, a device is immediately transitioned to a powered-down state upon receipt of a next idle event. If the average idle time for the plurality of past idle events does not exceed the energy break-even point threshold, transition of the device to the powered-down state is delayed.


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