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. 01, 2011
Filed:
Jan. 28, 2011
Naoto Matsunami, Sagamihara, JP;
Takashi Oeda, Sagamihara, JP;
Akira Yamamoto, Sagamihara, JP;
Yasuyuki Mimatsu, Fujisawa, JP;
Masahiko Sato, Odawara, JP;
Naoto Matsunami, Sagamihara, JP;
Takashi Oeda, Sagamihara, JP;
Akira Yamamoto, Sagamihara, JP;
Yasuyuki Mimatsu, Fujisawa, JP;
Masahiko Sato, Odawara, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A disk storage system for controlling a plurality of disk devices in multiple disk array systems consisting of disk array switches in a fiber channel connection where the disk devices are organized as multiple logical units. The multiple logical units are mapped between each other to improve high speed operation of the disk storage system and the disk storage system transfers data mutually between the two or more disk array switches improving performance and throughput.