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:
Aug. 11, 2020
Filed:
Aug. 31, 2018
Hitachi, Ltd., Tokyo, JP;
Ryosuke Tatsumi, Tokyo, JP;
Yoshihiro Yoshii, Tokyo, JP;
HITACHI, LTD., Tokyo, JP;
Abstract
A computer system connected to an external computer issuing a data input/output request and a storage device, includes a logical storage area of a first layer of the storage device and a logical storage area of a second layer of the external computer. The logical storage area of the first layer includes a common area and an individual area. A storage area of the common area is associated with one or more of the second layer's logical storage areas. A storage area of the individual area is associated with one storage area of the second layer's logical storage area. The computer system performs duplication determination on a plurality of data sets and associates a plurality of data sets determined as being duplicated with the common area to associate the storage area of the common area with a plurality of storage areas of the logical storage area of the second layer.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile