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:
Apr. 16, 2013
Filed:
Jun. 04, 2009
Kaizhong Gao, Eden Prairie, MN (US);
Alexandru Cazacu, Londonderry, IE;
Robert William Lamberton, Co Derry, IE;
Michael Leigh Mallary, Harmony, PA (US);
Kaizhong Gao, Eden Prairie, MN (US);
Alexandru Cazacu, Londonderry, IE;
Robert William Lamberton, Co Derry, IE;
Michael Leigh Mallary, Harmony, PA (US);
Seagate Technology LLC, Cupertino, CA (US);
Abstract
Methods and devices are provided for microwave-assisted magnetic recording with collocated microwave and write fields. An illustrative device includes a magnetic write pole and one or more alternating-field components. The magnetic write pole is configured for providing a magnetic write field. The one or more alternating-field components are disposed to at least partially coincide with the magnetic write pole. The one or more alternating-field components are configured to provide an alternating magnetic field having a microwave frequency and an orientation that is at least partially transverse to the magnetic write field.