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. 11, 2026
Filed:
Oct. 12, 2023
Western Digital Technologies, Inc., San Jose, CA (US);
Brian Johnson, Laguna Hills, CA (US);
Abstract
A data storage device may include one or more disks; a voice coil motor (VCM) driver for driving a VCM and having a programmable transconductance (G); an actuator arm assembly comprising one or more disk heads and the VCM, wherein the VCM is configured to operate in a first mode and a second mode; and one or more processing devices configured to control the actuator arm assembly to actuate the disk heads over corresponding disk surfaces of the disks, and further configured to: determine a current mode of operation of the VCM, the current mode of operation comprising the first mode; and transition the VCM from the current mode of operation to a new mode of operation, the new mode of operation comprising the second mode, wherein the transitioning comprises tuning the Gfrom a first transconductance value to a second, different transconductance value.