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:
Dec. 08, 1998
Filed:
Jan. 02, 1997
Applicant:
Inventors:
Timothy James Blank, Byron, MN (US);
Kevin Jack Erickson, Rochester, MN (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
360 7701 ; 360 7708 ; 360 48 ;
Abstract
A demodulator system for identifying the position of a transducer assembly over a disk of a direct access memory device. The demodulator identifies alias cases and uses information placed in the boundary between tracks to generates a more robust indication of the location of the transducer assembly.