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:
Mar. 27, 2012
Filed:
Jul. 27, 2010
Applicant:
Kazuhiro Usami, Odawara, JP;
Inventor:
Kazuhiro Usami, Odawara, JP;
Assignees:
Hitachi, Ltd., Tokyo, JP;
Hitachi Computer Peripherals Co., Ltd., Kanagawa-Ken, JP;
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An LU management tablethat associates and stores the LU# of the P-Voland the LU# of the S-Volis provided. The CPUspecifies the LU# of the S-Volconstituting the save source of the data with respect to the magnetic tape cartridge, acquires the LU# of the P-Volassociated with the specified LU# from the LU management table, reads the saved data from the magnetic tape cartridgestoring the data by means of the magnetic tape drive, and stores the data read from the magnetic tape cartridgeto the P-Volwith the acquired LU#. As a result, the data can be restored easily and properly to the P-Vol