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:
Sep. 27, 2022
Filed:
Aug. 20, 2021
Applicant:
Seagate Technology Llc, Fremont, CA (US);
Inventors:
James Gary Wessel, Savage, MN (US);
Roger L. Hipwell, Jr., Eden Prairie, MN (US);
Assignee:
Seagate Technology LLC, Fremont, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 13/08 (2006.01); G11B 5/00 (2006.01);
U.S. Cl.
CPC ...
G11B 13/08 (2013.01); G11B 2005/0021 (2013.01);
Abstract
An apparatus comprises a slider configured to facilitate heat assisted magnetic recording and a submount affixed to the slider. A laser unit is affixed to the submount and comprises a laser operable in a non-lasing state and a lasing state. A heater is embedded in the laser unit or the submount. The heater is configured to generate preheat for heating the laser during the non-lasing state and to generate steering heat for heating the laser during the lasing state.