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:
Jan. 14, 2014
Filed:
Dec. 27, 2007
Atsuhiro Otaka, Kawasaki, JP;
Daiya Nakamura, Kawasaki, JP;
Hidetoshi Satou, Kawasaki, JP;
Fujitsu Limited, Kawasaki, JP;
Abstract
According to an aspect of an embodiment, a disk drive diagnosis apparatus is included in a RAID system in which a RAID control unit and a drive enclosure that encloses a disk drive are interconnected via a fabric switch. The apparatus comprises a virtual login processing unit configured to virtually execute a login process for a fabric switch of a disk drive and a control unit configured to notify the RAID control unit of a result of the virtual login process and disconnect from a connection line for the RAID control unit a disk drive that has not normally performed the virtual login process relative to the drive enclosure.