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:
Jun. 23, 2015
Filed:
Sep. 10, 2013
Applicant:
Seagate Technology Llc, Cupertino, CA (US);
Inventors:
Dimitar Velikov Dimitrov, Edina, MN (US);
Dian Song, Eden Prairie, MN (US);
Mark Thomas Kief, Lakeville, MN (US);
Amit Sharma, Eden Prairie, MN (US);
Assignee:
Seagate Technology LLC, Cupertino, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/39 (2006.01); G11B 5/31 (2006.01);
U.S. Cl.
CPC ...
G11B 5/31 (2013.01);
Abstract
A data reader may be configured at least with detector and injector stacks that each has a common spin accumulation layer. The detector stack may positioned on an air bearing surface (ABS) while the injector stack is positioned distal the ABS. The injector stack can have a diffusive layer with a larger spin diffusion length than mean free path.