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.

Date of Patent:
May. 05, 2015

Filed:

Oct. 11, 2013
Applicant:

Western Digital Technologies, Inc., Irvine, CA (US);

Inventors:

Timothy A. Ferris, Mission Viejo, CA (US);

Joseph J. Crowfoot, Costa Mesa, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/54 (2006.01); G11B 21/02 (2006.01); G11B 5/588 (2006.01); G11B 15/473 (2006.01);
U.S. Cl.
CPC ...
G11B 21/02 (2013.01); G11B 5/588 (2013.01); G11B 15/473 (2013.01);
Abstract

A disk drive is disclosed comprising a microactuator configured to actuate a head over a disk, and control circuitry comprising a first digital accumulator responsive to a first register. The first digital accumulator generates at least one of a velocity command and a position command for the microactuator, and the control circuitry configures the first register in order to limit at least one of a velocity and an acceleration of the microactuator.


Find Patent Forward Citations

Ferris, Timothy. (2015). Disk drive employing digital accumulators to limit velocity and/or acceleration of microactuator (U.S. Patent No. 9025273). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9025273

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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