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.

Date of Patent:
Mar. 02, 2010

Filed:

Feb. 26, 2007
Applicants:

Hiroshi Suzuki, Sagamihara, JP;

Hiromi Matsushige, Hiratsuka, JP;

Masato Ogawa, Chigasaki, JP;

Tomokazu Yokoyama, Fujisawa, JP;

Masateru Kurokawa, Chigasaki, JP;

Inventors:

Hiroshi Suzuki, Sagamihara, JP;

Hiromi Matsushige, Hiratsuka, JP;

Masato Ogawa, Chigasaki, JP;

Tomokazu Yokoyama, Fujisawa, JP;

Masateru Kurokawa, Chigasaki, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02J 1/00 (2006.01); H02J 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

In a RAID system, the power supplied to hard disks (HDDs) can be increased, and a plurality of types of HDDs can be installed. A plurality of HDD packsare supplied with a single high voltage from a motherboard. The HDD packseach accommodate, in a canister, an HDDorwith different power supply specifications or communication interface specifications, as well as a DC/DC converterto convert the power supply. Part of the HDD packshave a data transfer interface conversion circuitas well.


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