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. 27, 2018
Filed:
Jul. 14, 2015
Applicant:
Seagate Technology Llc, Cupertino, CA (US);
Inventors:
Eric Walter Singleton, Maple Plain, MN (US);
Liwen Tan, Eden Prairie, MN (US);
Jae-Young Yi, Prior Lake, MN (US);
Assignee:
Seagate Technology LLC, Cupertino, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/127 (2006.01); H04R 31/00 (2006.01); G11B 5/31 (2006.01); G11B 5/39 (2006.01); G11B 5/115 (2006.01);
U.S. Cl.
CPC ...
G11B 5/3116 (2013.01); G11B 5/115 (2013.01); G11B 5/3163 (2013.01); G11B 5/398 (2013.01); G11B 5/3912 (2013.01); G11B 2005/3996 (2013.01); Y10T 156/10 (2015.01);
Abstract
A data reader generally capable of sensing data bits may be configured at least with a magnetic stack that has free and fixed magnetization structures atop a magnetic seed layer. A bottom shield may be positioned contactingly adjacent the magnetic stack opposite a top shield with the bottom shield having a fixed pinning magnetization set to a predetermined magnetic orientation.