ClassID:

198628

G11B19/2063 - CPC Classification

Classification description:

Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head; Driving; Starting; Stopping; Control thereof Spindle motor power-down sequences

Sub-classes:
Recent Application in this class:
#1
20250349320
2025-11-13

SPEED CONTROL OF ACTUATOR ARM AND SPINDLE IN A DATA STORAGE DEVICE

#2
20240379123
2024-11-14

Enhancing spin up and spin down times for data storage devices

#3
20240096376
2024-03-21

Disk device

#4
20230230616
2023-07-20

Data storage device with closed loop extended park mode during spin down operation

#5
20200234732
2020-07-23

Information processing apparatus with switching circuit on power supply for disk device

#6
20200119668
2020-04-16

Motor driver device, semiconductor device, and electronic device including the same

#7
20190206437
2019-07-04

Switching circuit on power supply for magnetic disk recording device

#8
20180096704
2018-04-05

Control device, magnetic disk control system, and control method for controlling disk storage device

#9
20140063641
2014-03-06

Circuitry for controlling a voice coil motor

#10
20130263164
2013-10-03

ELECTRONIC DEVICE WITH SAFETY SHUTDOWN DEVICE

#11
20130070363
2013-03-21

Systems and methods for data throttling during disk drive power down

#12
20130016595
2013-01-17

Method of driving optical disc and optical disc drive using the method

#13
20110158614
2011-06-30

MOTOR ROTATION SPEED CONTROL DEVICE AND METHOD THEREOF

#14
20100246051
2010-09-30

Stopping method for a spindle motor and related device

#15
20090243521
2009-10-01

Methods and apparatus to reduce the stopping time of spindle motors

#16
20090183189
2009-07-16

Spindle motor controlling method and optical disk drive using the same

#17
20080001562
2008-01-03

Disk drive management

#18
20070216329
2007-09-20

Motor control apparatus, motor control method, hard disk drive testing apparatus, and storage device manufacturing method

#19
17090684
2022-02-22

Variable hard disc drive idle spindle speeds within a disc array

#20
16537311
2020-08-11

Magnetic disk device having coupling observers for reducing coupling issues between independently running multi-actuators

#21
14492357
2015-08-04

Data storage device commutating a spindle motor using closed-loop rotation phase alignment

#22
14074592
2015-04-07

Systems and methods for data throttling during disk drive power down

#23
14040426
2016-02-02

Data storage device with overvoltage protection