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:
Jul. 18, 2000
Filed:
Mar. 27, 1998
Applicant:
Inventor:
Shinji Hiratsuka, Minato-ku, JP;
Assignee:
Oki Electric Industry Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H / ;
U.S. Cl.
CPC ...
714 47 ;
Abstract
A method for calculating the remaining life of a semiconductor disk device including a step for calculating the number of sectors remained employable in the reserve area, a step for calculating the number of sectors which have been fully employed and the number of sectors which are under employment, the sectors being contained in the reserve area, a step for calculating a ratio of a sum of the number of sectors which have been fully employed and the number of sectors which are under employment and the number of sectors remained employable, and a step for calculating the remaining life of the semiconductor disk device employing the ratio.