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:
Aug. 01, 2023

Filed:

Jan. 06, 2020
Applicant:

Arm Limited, Cambridge, GB;

Inventors:

James Edward Myers, Bottisham, GB;

Pranay Prabhat, Cambridge, GB;

Matthew James Walker, Cambridge, GB;

Parameshwarappa Anand Kumar Savanth, Cambridge, GB;

Fernando Garcia Redondo, Cambridge, GB;

Assignee:

Arm Limited, Cambridge, GB;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/00 (2006.01); G06F 3/06 (2006.01); G06F 1/3234 (2019.01); G06F 1/324 (2019.01); G06F 1/3296 (2019.01); G06F 1/3209 (2019.01); G06F 1/3221 (2019.01);
U.S. Cl.
CPC ...
G06F 3/0634 (2013.01); G06F 1/324 (2013.01); G06F 1/3234 (2013.01); G06F 1/3296 (2013.01); G06F 3/0625 (2013.01); G06F 1/3209 (2013.01); G06F 1/3221 (2013.01); G06F 3/0689 (2013.01);
Abstract

According to one implementation of the present disclosure, a method for power management is disclosed. The method includes: computing, by a central processing unit, software instructions of a software workload in an active-mode operation corresponding to a first operating point on a performance curve of a performance mode; transitioning from instances of the active-mode operation to instances of standby-mode operation of the CPU, and recording, by a time tracking element, each of a plurality of standby entry data points; transitioning from the instances of the standby-mode operation to the instances of the active-mode operation of the CPU, and recording, by the time tracking element, each of a plurality of standby exit data points; and determining a second operating point on the performance curve of the performance mode based on the recorded standby entry data points and the recorded standby exit data points.


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