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:
Oct. 18, 2022
Filed:
Mar. 08, 2021
Applicants:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Toshiba Electronic Devices & Storage Corporation, Tokyo, JP;
Inventor:
Yoshinari Higashino, Chigasaki Kanagawa, JP;
Assignees:
KABUSHIKI KAISHA TOSHIBA, Tokyo, JP;
TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 21/02 (2006.01); G11B 5/60 (2006.01);
U.S. Cl.
CPC ...
G11B 5/6076 (2013.01); G11B 5/6029 (2013.01);
Abstract
According to an embodiment, a controller of a magnetic disk device executes control such that detection of touchdowns of one or more first magnetic heads and detection of touchdowns of one or more second magnetic heads are executed at different timings. In addition, the controller executes control such that touchdowns of the one or more first magnetic heads are detected at different timings and touchdowns of the one or more second magnetic heads are detected at different timings.