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:
Jan. 29, 1991
Filed:
Feb. 20, 1990
Applicant:
Inventors:
Nicholas M Warner, Livermore, CA (US);
Andrew M Rose, Mountain View, CA (US);
Assignee:
Unisys Corp., Detroit, MI (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
360 67 ; 360 7702 ;
Abstract
In a disk drive servo, position slope is adjusted automatically, by referencing on the amplitude of position signals at the 'half-track point'.