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:
Jan. 17, 2006
Filed:
Jan. 31, 2002
Masaki Obinata, Kanagawa-ken, JP;
Arimasa Naitoh, Kanagawa-ken, JP;
Masaharu Itoh, Kanagawa-ken, JP;
Yasuhiro Horiuchi, Kanagawa-ken, JP;
Masaki Obinata, Kanagawa-ken, JP;
Arimasa Naitoh, Kanagawa-ken, JP;
Masaharu Itoh, Kanagawa-ken, JP;
Yasuhiro Horiuchi, Kanagawa-ken, JP;
International Business Machines Corp, Armonk, NY (US);
Abstract
A disk drive includes an information processorfor reading out or writing information from or to the disk drive, a disk drive unitfor driving a disk, an access unitfor reading out or writing information from or to the disk, and a controllerfor controlling the disk drive unit, and a disk controller. The disk drive is driven at a set drive speed. Format identification information is acquired from information recorded on the disk, and drive-speed information for the disk drive, determined from the acquired format identification information, is transmitted to control the speed of the disk.