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:
Jul. 07, 2015

Filed:

Dec. 15, 2011
Applicants:

William Lloyd Bircher, Austin, TX (US);

Alexander J. Branover, Chestnut Hill, MA (US);

Inventors:

William Lloyd Bircher, Austin, TX (US);

Alexander J. Branover, Chestnut Hill, MA (US);

Assignee:

ADVANCED MICRO DEVICES, INC., Sunnyvale, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/00 (2006.01); G06F 1/32 (2006.01);
U.S. Cl.
CPC ...
G06F 1/3243 (2013.01); G06F 1/329 (2013.01); Y02B 60/1239 (2013.01); Y02B 60/144 (2013.01);
Abstract

A processor includes a plurality of exclusive resources, a shared resource, and a controller configured to manage power state transitions of each of the plurality of exclusive resources and the shared resource. The controller receives a request from a resource to transition from a first power state to a lower power state and, in response to receiving the request, the controller controls power state transitions of the resource according to a first power control threshold when the resource is one of the plurality of exclusive resources and according to a second power control threshold that is greater than the first power control threshold when the resource is the shared resource.


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