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:
Jun. 15, 2010

Filed:

Feb. 16, 2007
Applicants:

Koichi Takayama, Saitama, JP;

Naonobu Sukegawa, Inagi, JP;

Inventors:

Koichi Takayama, Saitama, JP;

Naonobu Sukegawa, Inagi, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/26 (2006.01); G06F 1/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

Provided is a method of reliably reducing power consumption of a computer, while promoting prompt compilation of a source code and execution of an output code. The method according to this invention includes the steps of: reading a code which is preset and analyzing an amount of operation of the CPU and an access amount with respect to the cache memory based on the code; obtaining an execution rate of the CPU and an access rate with respect to the cache memory based on the amount of operation and the access amount; determining an area in which the access rate with respect to the cache memory is higher than the execution rate of the CPU, based on the code; adding a code for enabling the power consumption reduction function to the area; and generating an execution code executable on the computer, based on the code.


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