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:
Nov. 07, 2017
Filed:
Jul. 22, 2015
Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;
Hiroki Sato, Yokohama, JP;
Eiju Shin, Kawasaki, JP;
FUJITSU LIMITED, Kawasaki, JP;
Abstract
An information processing system includes: a first system that includes a group of arithmetic units, a controller, and an external device; and a second system configured to execute calculation which is the same as calculation executed in the first system and compare calculation results to each other, wherein the controller is configured to: stop a plurality of arithmetic units when it is detected that an output request to the external device is output from one or more arithmetic units among the plurality of arithmetic units that execute first calculation in the group of arithmetic units, the plurality of arithmetic units including one or more arithmetic units that does not output the output request, transmit first comparison target data including a value output in response to the output request to the second system, and instruct the stopped one or more arithmetic units to execute second calculation.