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:
Oct. 25, 2011
Filed:
Feb. 03, 2009
Applicants:
Barmeshwar Vikramaditya, Eden Prairie, MN (US);
Sundeep Chauhan, Fremont, CA (US);
Patrick John Korkowski, Bloomington, MN (US);
Inventors:
Barmeshwar Vikramaditya, Eden Prairie, MN (US);
Sundeep Chauhan, Fremont, CA (US);
Patrick John Korkowski, Bloomington, MN (US);
Assignee:
Seagate Technology LLC, Cupertino, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
G11B 27/36 (2006.01); G11B 19/02 (2006.01); G11B 5/596 (2006.01);
U.S. Cl.
CPC ...
Abstract
The eccentricity of tracks defined on a rotating bit patterned media are measured using a readback signal, and the measured eccentricity may be used to control centering of the disk relative to a rotational spindle and/or to control movement of a read/write head relative to a selected track on the disk.