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:
Apr. 26, 2016
Filed:
Aug. 20, 2012
Osamu Miyoshi, Tokyo, JP;
Eiichiro Shioda, Tokyo, JP;
Hiroyuki Fujita, Tokyo, JP;
OREGA INC., Tokyo, JP;
Abstract
[Problem] To provide a file management system and file management method that are able to perform a backup process efficiently by means of a configuration that uses a virtual file system metadatabase from a backup process side also. [Solution] The file management system is provided with a virtual drive controller () that controls a virtual drive (), a metadatabase () that contains information for associating a virtual file and a physical file that is saved in a storage device (), a backup controller () that manages the backup process of a file, and a backup status management database () used in backup process management. The virtual drive controller () registers updated file information in the backup status management database (). The backup controller () references the backup status management database () and the metadatabase (), and backs up the file.