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.
Patent No.:
Date of Patent:
Mar. 12, 2013
Filed:
Apr. 08, 2009
Applicant:
Shigero Sasaki, Tokyo, JP;
Inventor:
Shigero Sasaki, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A computer system is provided with an event counter, a CPU, a memory, an external device, a hub Mand a hub I. The computer system is further provided with a clock change module. System softwareand applicationstooperate, and the clock change modulespecifies a clock with which the applicationsare executed. Based on stall cycles read from the event counter, the clock change modulespecifies the clock that maximizes performance or power consumption characteristic while satisfying execution constraint