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:
Aug. 21, 2018
Filed:
Jan. 10, 2014
Hitachi, Ltd., Tokyo, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A redundant system is provided with a redundant failure detection configuration, and thereby is enabled to precisely detect a failure occurrence, and reliably execute a necessary system switching operation. In a redundant system, each of power supply mechanismsfor computersredundantly provided includes a processorconfigured to: monitor a write process in which predetermined information from another apparatusor another mechanismof the corresponding computeroris written to a storageof the power supply mechanism; execute an operation of powering off or resetting a power supply deviceif the write process is not in conformity with a predetermined rule; and after the execution of the operation, give an instruction to perform a fail-over operation to the other computer out of the computers