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. 03, 2015
Filed:
Jan. 21, 2011
Applicants:
Akio Nakagawa, Yokohama, JP;
Hisashi Ishikawa, Urayasu, JP;
Inventors:
Akio Nakagawa, Yokohama, JP;
Hisashi Ishikawa, Urayasu, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/04 (2006.01); G06F 15/16 (2006.01); G06F 9/30 (2006.01); G06F 9/40 (2006.01); G06F 9/00 (2006.01); G06F 1/32 (2006.01);
U.S. Cl.
CPC ...
G06F 1/3203 (2013.01); G06F 1/324 (2013.01); Y02B 60/1217 (2013.01);
Abstract
A data processing apparatus includes: a plurality of processing units adapted to process data according to input operation clocks; and a control unit adapted to measure response times of the plurality of processing units when the operation clocks of a common frequency are supplied to the plurality of processing units, and to control a frequency of the operation clocks to be supplied to at least one of the plurality of processing units so that a plurality of measured response times become closer to each other.