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. 04, 2011
Filed:
Feb. 11, 2005
Masaaki Shimizu, Mitaka, JP;
Masaaki Shimizu, Mitaka, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
In a system having plural storage devices, high-speed file access is obtained by arranging files optimally without the trouble of setting for each file to which storage device the file is allocated. A storage system comprising: nodes coupled to one another via a network; storage devices connected to the nodes; a file attribute detecting module that detects one or more file attributes; a file access rule information storing unit that stores information about one or more file access rules that are associated with the file attribute; and a file access control module that controls access to a file in the storage devices in conformity with the one or more file access rules that are associated with the one or more detected file attributes.