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:
Sep. 13, 2016
Filed:
Jul. 22, 2014
Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;
Kazuo Horio, Yokohama, JP;
FUJITSU LIMITED, Kawasaki, JP;
Abstract
A product-sum operation circuit that performs a matrix product of a first-matrix and a second-matrix to output a third-matrix, includes; a plurality of multipliers; a plurality of first-adders each of which is configured to add two multiplication results of the plurality of multipliers; a plurality of second-adders each of which is configured to add two addition results of the plurality of the first-adders; an input selector configured to output an element of the first-matrix and an element of the second-matrix to input terminals of the plurality of multipliers according to the number of rows and the number of columns of the first-matrix and the second-matrix; and an output selector configured to select and output the addition results of each of the plurality of first-adders or each of the plurality of second-adders according to the number of rows and the number of columns of the first-matrix and the second-matrix, as the third-matrix.