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Class Information
Number: 360/75
Name: Dynamic magnetic information storage or retrieval > Automatic control of a recorder mechanism > Controlling the head
Description: Subject matter including controlling head position.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| RE40975 |
Head suspension with resonance feedback transducer |
Nov. 17, 2009 |
| 7620739 |
Dynamic system control method |
Nov. 17, 2009 |
| 7619848 |
Method of searching to find a servo pattern corresponding to a servo pattern copy process |
Nov. 17, 2009 |
| 7619847 |
Head controller, storage device, and head controlling method |
Nov. 17, 2009 |
| 7619846 |
Self-servo writing using staged patterning |
Nov. 17, 2009 |
| 7619845 |
Method and apparatus for controlling disc drive using counter-electromotive force |
Nov. 17, 2009 |
| 7619844 |
Disk drive comprising a mechanical position sensor to prevent a runaway condition |
Nov. 17, 2009 |
| 7616398 |
Fly height adjustment device calibration |
Nov. 10, 2009 |
| 7616397 |
Disk drive and disk drive control method |
Nov. 10, 2009 |
| 7610164 |
System and method of constant power biasing circuit |
Oct. 27, 2009 |
| 7609473 |
Dissipation of liquid droplets in a magnetic disk drive |
Oct. 27, 2009 |
| 7609472 |
Power and thermal management for a hard drive |
Oct. 27, 2009 |
| 7605997 |
Head-gap calculating device, storage device, head-gap calculating method, and computer product |
Oct. 20, 2009 |
| 7605996 |
Method and system for detecting a change in a rotational velocity of a magnetic disk or a spindle coupled to the magnetic disk |
Oct. 20, 2009 |
| 7605995 |
Servo writer, signal output control method and manufacturing method of magnetic tape using the signal output control method |
Oct. 20, 2009 |
| 7602580 |
Commutational ramp loading apparatus and method |
Oct. 13, 2009 |
| 7602575 |
Disk drive adjusting estimated reader/writer offset to achieve target burst crossing signal amplitude when propagating servo sectors |
Oct. 13, 2009 |
| 7602574 |
Storage apparatus, storage medium, and control method and program of storage apparatus |
Oct. 13, 2009 |
| 7602573 |
Device and method for adjusting distance between magnetic head and data storage medium |
Oct. 13, 2009 |
| 7602572 |
Stability margins and error recovery in servo control systems |
Oct. 13, 2009 |
| 7602571 |
Apparatus and method to control flying height of magnetic head in retry mode and disk drive using the same |
Oct. 13, 2009 |
| 7602568 |
Synchronous RRO write |
Oct. 13, 2009 |
| 7602131 |
Voice coil motor control system and method using pulse width modulation |
Oct. 13, 2009 |
| 7599145 |
Storage medium device, deformation controller and head slider |
Oct. 6, 2009 |
| 7599143 |
Information recording/reproduction apparatus, head levitation height control method and head levitation control circuit |
Oct. 6, 2009 |
| 7599142 |
Apparatus and method for slider-disk contact indication by monitoring the spindle control signal in a hard disk drive |
Oct. 6, 2009 |
| 7599139 |
Disk drive having a high performance access mode and a lower performance archive mode |
Oct. 6, 2009 |
| 7597792 |
Magnetic recording disk having DTR patterned CSS zone |
Oct. 6, 2009 |
| 7595958 |
System including a hard disk drive and stray magnetic field sensor and associated method |
Sep. 29, 2009 |
| 7595952 |
Magnetic head evaluation apparatus and method for manufacturing magnetic disk drive using the same |
Sep. 29, 2009 |
| 7593179 |
Control apparatus, storage apparatus, and writing control method |
Sep. 22, 2009 |
| 7593178 |
Method of reducing abrasion of disk by using dithering process and disk drive using the same |
Sep. 22, 2009 |
| 7590799 |
OSD deterministic object fragmentation optimization in a disc drive |
Sep. 15, 2009 |
| 7589929 |
Servo pattern writing apparatus, servo pattern writing method, servo pattern reading apparatus, and servo pattern reading method |
Sep. 15, 2009 |
| 7589928 |
Magnetic recording device including a thermal proximity sensor |
Sep. 15, 2009 |
| 7589925 |
Method of accessing variable density data tracks in a disk drive |
Sep. 15, 2009 |
| 7586711 |
Magnetic performance of a magnetic transducer operating within a hard disk drive |
Sep. 8, 2009 |
| 7586710 |
Control of transducer to tape spacing |
Sep. 8, 2009 |
| 7586709 |
Read write offset error correction using geometric reference in self servo write process |
Sep. 8, 2009 |
| 7583467 |
Hard disk drive apparatus, method to control flying on demand of hard disk drive apparatus using thermal asperity signal, and recording media for computer program thereof |
Sep. 1, 2009 |
| 7583466 |
Disk drive determining operating fly height by detecting head disk contact from disk rotation time |
Sep. 1, 2009 |
| 7583465 |
Disk drive adaptive resonance compensation method and apparatus |
Sep. 1, 2009 |
| 7583462 |
Head amplifier with a heat controller |
Sep. 1, 2009 |
| 7580217 |
Disk drive with hybrid analog-digital acceleration feedforward control system and method for rejecting rotational vibration |
Aug. 25, 2009 |
| 7580216 |
Disk servo pattern writing |
Aug. 25, 2009 |
| 7580213 |
Apparatus and method to minimize amplitude variations associated with media/head response characteristics in servo writing of perpendicular magnetic recording |
Aug. 25, 2009 |
| 7580210 |
Method, apparatus, and medium for determining read and write frequencies in data storing systems and a disk drive using the same |
Aug. 25, 2009 |
| 7576939 |
Discontinuous mode back EMF measurement |
Aug. 18, 2009 |
| 7576938 |
Hard disk drive, method for controlling FOD voltage thereof, and computer readable recording medium recording the method |
Aug. 18, 2009 |
| 7576937 |
Disk drive and control method therefor |
Aug. 18, 2009 |
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