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:
Feb. 03, 2009
Filed:
Apr. 13, 2006
Hiroyuki Tsuchinaga, Tokyo, JP;
Naoki Satoh, Kanagawa, JP;
Terumi Takashi, Kanagawa, JP;
Hitachi Global Storage Technologies Netherlands B.V., Amsterdam, NL;
Abstract
Embodiments of the invention provide a disk drive that is capable of enhancing the storage capacity increase ratio while reducing the processing load for read/write operations. In one embodiment, a disk drive comprises a recording medium and a control section. The recording medium includes concentric or spiral data tracks. Each of the data tracks is provided with a plurality of circumferentially arranged sectors. The control section receives instructions for writing into a plurality of sectors, rearranges the data to be written into each sector into groups of N pieces of write data, and writes the data into N data tracks.