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:
Jul. 14, 2020
Filed:
Sep. 26, 2019
Applicant:
Western Digital Technologies, Inc., San Jose, CA (US);
Inventors:
Brian Johnson, Laguna Hills, CA (US);
Ryan Mayo, Aliso Viejo, CA (US);
Jaesoo Byoun, Irvine, CA (US);
Assignee:
Western Digital Technologies, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/55 (2006.01); G11B 5/596 (2006.01);
U.S. Cl.
CPC ...
G11B 5/5547 (2013.01); G11B 5/59688 (2013.01); G11B 5/556 (2013.01); G11B 5/5526 (2013.01); G11B 5/5573 (2013.01);
Abstract
A data storage device is disclosed comprising a first actuator configured to actuate a head over a disk, a second actuator configured to rotate the disk, a first control circuit configured to generate a servo command, and a second control circuit configured to receive the servo command from the first control circuit, control the first actuator or the second actuator using the servo command, and override the servo command to avoid an overcurrent condition.