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. 14, 2025
Filed:
Nov. 01, 2023
Applicant:
Western Digital Technologies, Inc., San Jose, CA (US);
Inventors:
Guoxiao Guo, Irvine, CA (US);
Kei Yasuna, Kanagawa, JP;
Assignee:
WESTERN DIGITAL TECHNOLOGIES, INC., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/596 (2005.12); G11B 7/1263 (2011.12); G11B 13/04 (2005.12); G11B 27/36 (2005.12); G11B 5/00 (2005.12); G11B 7/09 (2005.12);
U.S. Cl.
CPC ...
G11B 5/59688 (2012.12); G11B 7/1263 (2012.12); G11B 13/045 (2012.12); G11B 27/36 (2012.12); G11B 2005/0018 (2012.12); G11B 2005/0021 (2012.12); G11B 7/0938 (2012.12); G11B 2220/2516 (2012.12);
Abstract
Various illustrative aspects are directed to a data storage device, method, and one or more processing devices that are configured to: write a plurality of test servo patterns using a plurality of different write settings; select one of the plurality of different write settings based on analyzing the plurality of test servo patterns for mode hop; and write a plurality of final servo patterns using the selected one of the plurality of different write settings.