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:
Jun. 29, 2010
Filed:
Feb. 10, 2005
Applicants:
Osamu Nomura, Fukuoka-ken, JP;
Takashi Morie, Hiroshima-ken, JP;
Keisuke Korekado, Fukuoka-ken, JP;
Inventors:
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A product-sum operation circuit includes a sorting block () which outputs a plurality of operand values x, x, . . . xi in descending or ascending order of magnitude, and an operation unit () which multiplies each operand value xi output from the sorting block () by a corresponding operand value Wi and calculates the accumulated sum of multiplication results.