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. 04, 2008
Filed:
Dec. 01, 2005
Yasuhiro Sakakibara, Odawara, JP;
Hiroshi Suzuki, Sagamihara, JP;
Hiromi Matsushige, Hiratsuka, JP;
Masato Ogawa, Chigasaki, JP;
Yasuhiro Sakakibara, Odawara, JP;
Hiroshi Suzuki, Sagamihara, JP;
Hiromi Matsushige, Hiratsuka, JP;
Masato Ogawa, Chigasaki, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A disk array system including at least one channel control portion for receiving an input/output request of data from an information processor and exchanging the data with the information processor; at least one disk control portion for exchanging the data with a disk drive in accordance with the input/output request; a cache memory for storing the data exchanged between the channel control portion and the disk control portion; a cache switch for forming a communication path between the channel control portion and the cache memory; a shared memory for storing the input/output request exchanged between the channel control portion and the disk control portion; and at least one disk drive unit including the disk drive, and a canister for storing the disk drive; wherein the canister is provided with a power unit for supplying electric power to the drive device for driving the disk drive.