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:
Mar. 24, 2015
Filed:
Jun. 18, 2014
Applicant:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Inventors:
Michio Yamamoto, Inagi, JP;
Takumi Kakuya, Ebina, JP;
Tetsuo Kuribayashi, Yokohama, JP;
Kenji Inoue, Kamakura, JP;
Hironori Kanno, Fussa, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 27/36 (2006.01); G11B 5/012 (2006.01);
U.S. Cl.
CPC ...
G11B 27/36 (2013.01); G11B 5/012 (2013.01);
Abstract
According to one embodiment, any of a first process to perform a write retry to a write target track, a second process to perform the write retry and perform reading for data verification to an adjacent track, and a third process to perform the write retry and write data of the adjacent track to another track is executed based on a result of comparison between an offtrack amount and a plurality of different slice values.