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:
Jun. 07, 2016
Filed:
Jun. 15, 2015
Kabushiki Kaisha Toshiba, Minato-ku, Tokyo, JP;
Shoichi Aoki, Yokohama Kanagawa, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
According to one embodiment, a magnetic disk drive including a disk including a plurality of track groups each including a first write track and a second write track partially overlapping the first write track, and a processor configured to count a write count corresponding to write processing of adjacent track groups for each of the plurality of track groups, and calculate an estimated time at which the write count reaches a particular value and, if a track group in which the estimated time is approximate is detected, read data of the approximate track group, and execute rewrite processing of writing the data to the track group in which the estimated time is approximate, at a time earlier than the estimated time.