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. 12, 2024
Filed:
Feb. 18, 2022
Applicant:
Seagate Technology Llc, Fremont, CA (US);
Inventors:
Lihong Zhang, Singapore, SG;
Xiong Liu, Singapore, SG;
Assignee:
Seagate Technology LLC, Fremont, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/024 (2006.01); G11B 5/09 (2006.01); G11B 5/55 (2006.01); G11B 5/325 (2006.01);
U.S. Cl.
CPC ...
G11B 5/024 (2013.01); G11B 5/09 (2013.01); G11B 5/5521 (2013.01); G11B 5/325 (2013.01);
Abstract
A recording head has a magnetic write transducer having a first crosstrack width operable to write a single track of data at a time to a magnetic disk. The recording head also has a magnetic erase transducer separate from the magnetic write transducer. The magnetic erase transducer has a second crosstrack width operable to simultaneously erase multiple tracks of data from the magnetic disk.