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:
Feb. 23, 2010
Filed:
Sep. 22, 2005
Erol Girt, Berkeley, CA (US);
Charles Frederick Brucker, Pleasanton, CA (US);
Alexander Yulievich Dobin, Milpitas, CA (US);
Erol Girt, Berkeley, CA (US);
Charles Frederick Brucker, Pleasanton, CA (US);
Alexander Yulievich Dobin, Milpitas, CA (US);
Seagate Technology LLC, Scotts Valley, CA (US);
Abstract
A magnetic recording medium having a first magnetic layer, a spacer layer, and a second magnetic layer, in this order, wherein the spacer layer includes a non-magnetic layer and a thickness of the spacer layer is selected to establish anti-ferromagnetic coupling between the first magnetic layer and the second magnetic layer, and a thickness of both the first and second magnetic layers are less than a critical thickness for formation of stripe domains in the magnetic layers is disclosed.