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:
May. 21, 2014
Applicant:
International Business Machines Corporation, Armonk, NY (US);
Inventors:
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 15/52 (2006.01); G11B 15/46 (2006.01); G11B 15/62 (2006.01); G11B 5/008 (2006.01); G11B 5/40 (2006.01); G11B 5/60 (2006.01); G11B 15/467 (2006.01);
U.S. Cl.
CPC ...
G11B 15/46 (2013.01); G11B 15/467 (2013.01); G11B 15/52 (2013.01); G11B 15/62 (2013.01); G11B 5/00813 (2013.01); G11B 5/0083 (2013.01); G11B 5/40 (2013.01); G11B 5/60 (2013.01);
Abstract
According to one embodiment, a method includes determining whether a primary velocity is valid and/or in a steady state; averaging a velocity error over a predetermined time period upon determining the primary velocity is valid and/or in a steady state; and calculating a new friction value based on the averaged velocity error.