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:
May. 13, 2014
Filed:
Jun. 25, 2012
Applicants:
Erik J. Hutchinson, Eden Prairie, MN (US);
Daniel P. Burbank, Minneapolis, MN (US);
Ladislay R. Pust, Savage, MN (US);
Inventors:
Erik J. Hutchinson, Eden Prairie, MN (US);
Daniel P. Burbank, Minneapolis, MN (US);
Ladislay R. Pust, Savage, MN (US);
Assignee:
Seagate Technology LLC, Cupertino, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/127 (2006.01);
U.S. Cl.
CPC ...
Abstract
A head using heaters or actuators to control head media spacing is disclosed. In embodiments disclosed the heaters are selectively energized to control a close point of the head for read and/or write operations. As disclosed power is supplied to multiple heaters to generate heat induced protrusion data and the heat induced protrusion data is used to apply power to the multiple heaters for head media spacing control.