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:
Aug. 18, 1992
Filed:
Dec. 24, 1990
Applicant:
Inventor:
Yasuichi Hashimoto, Ohme, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kanagawa, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
360 7705 ;
Abstract
A magnetic disk apparatus designed to obtain data on the position of heads and the rate of movement thereof by extracting the peak values of servo signals corresponding to the positions of a plurality of cylinders set to rotatable disks as analog data on the basis of predetermined timing signals and converting the peak values thus extracted into digital data.