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:
Sep. 03, 2002
Filed:
Jan. 27, 1999
Applicant:
Inventor:
Nelson Cheng, Fremont, CA (US);
Assignee:
Maxtor Corporation, Longmont, CO (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 1/518 ; G11B 5/03 ;
U.S. Cl.
CPC ...
G11B 1/518 ; G11B 5/03 ;
Abstract
Multi-head disk drive system measures head resistances and selects lowest-resistance heads for track-servo operation during sleep mode, thereby substantially prolonging EM lifetime, improving field failure rate, unit production costs, and drive performance and yields.