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:
Apr. 09, 2013
Filed:
Apr. 04, 2011
Tatsuo Nitta, Ome, JP;
Hideaki Tanaka, Kawasaki, JP;
Tatsuya Haga, Ome, JP;
Tadashi Hongawa, Ome, JP;
Takahiro Shinbori, Yokohama, JP;
Tatsuo Nitta, Ome, JP;
Hideaki Tanaka, Kawasaki, JP;
Tatsuya Haga, Ome, JP;
Tadashi Hongawa, Ome, JP;
Takahiro Shinbori, Yokohama, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
According to one embodiment, a magnetic disk includes a disk, a controller and an indicator module. The disk includes a plurality of data sectors. The controller is configured to control data rewrite for reading a first data block stored in the disk and writing a second data block corresponding to the read first data block to a write destination on the disk. The indicator module is configured to embed an indicator indicative of an attribute relating to data rewrite in each sector data in the second data block written to the write destination when the each sector data is written to the write destination.