| Patents for G11B 21 - Head arrangements not specific to the method of recording or reproducing (20,963) |
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| 10/31/2000 | US6140661 Loader with a matching finger that loads a head gimbal assembly onto a disk |
| 10/31/2000 | US6139407 Method for processing using beam of magnetic line of force, apparatus for carrying out said method, and carriage member for hard disk drive processed by said method |
| 10/26/2000 | WO2000063907A2 Rotationally optimized seek initiation |
| 10/26/2000 | WO2000063896A1 Adaptive h-infinity hardware controller for disc drive actuator control |
| 10/26/2000 | WO2000063895A1 Apparatus and method for controlled excitation of a servomechanism |
| 10/26/2000 | WO2000063894A2 Dual stage servo controller |
| 10/26/2000 | WO2000063893A1 Servo processor code evaluation using a virtual disc drive |
| 10/26/2000 | WO2000063892A1 Inertial latch for mobile disc drive |
| 10/26/2000 | WO2000063891A2 Actuator latch for disc drive |
| 10/26/2000 | WO2000063890A1 Load/unload lift tab for disk drive |
| 10/26/2000 | WO2000063888A2 Active magnetic bearing system for improved servo control |
| 10/26/2000 | WO2000063753A2 Self tuning model reference controller in a disc drive |
| 10/26/2000 | WO2000028528A3 Subambient pressure slider |
| 10/25/2000 | EP1046167A1 Velocity limited loading of read heads onto disk drive media |
| 10/25/2000 | EP1046160A1 Positioning system and apparatus including the positioning system |
| 10/25/2000 | CN1271451A Repeated servo runout error compensation in a disc drive |
| 10/24/2000 | US6137765 Optical disc drive apparatus with inclination angle correcting mechanism |
| 10/24/2000 | US6137753 Runout calibration for disc drive system |
| 10/24/2000 | US6137751 Method for controlling moving time of sled depending on deviation between decks during initialization of optical disk reproducing apparatus |
| 10/24/2000 | US6137658 Apparatus for guiding and locking a rotary actuator |
| 10/24/2000 | US6137651 Flexured mounting system for friction reduction and friction linearization in linear actuator for disk drive |
| 10/24/2000 | US6137647 Automatic gain control circuit for use in detecting servo pulses for controlling the position of a read head in a hard disk drive |
| 10/24/2000 | US6137646 Disk apparatus using coincidence detection to generate variable sector pulses |
| 10/19/2000 | WO2000062404A1 Spindle motor and disk device |
| 10/19/2000 | WO2000062288A1 Disk player |
| 10/19/2000 | WO2000042602B1 Head switch seek on disc drives with multiple recording heads |
| 10/18/2000 | CN2401965Y Portable installation tools for assembling large reluctance magnetic head spring holder assembly |
| 10/18/2000 | CN2401963Y Float block automatic glue dropping machine |
| 10/18/2000 | CN1270692A Method for playing back a recording medium |
| 10/18/2000 | CN1270392A Pickup device |
| 10/17/2000 | US6134377 Disk regenerative apparatus |
| 10/17/2000 | US6134086 Actuator crash stopper for a hard disk drive |
| 10/17/2000 | US6134084 Suspension assembly having a head IC chip mounting portion |
| 10/17/2000 | US6134083 Self-loading head slider having angled leading rails and non-divergent notched cavity dam |
| 10/17/2000 | US6134077 Latch for disc drives |
| 10/17/2000 | US6134076 Adjustment feature for load/unload alignment of multiple disk stack ramp assembly |
| 10/17/2000 | US6134075 Magnetic head suspension with single layer preshaped trace interconnect |
| 10/17/2000 | US6134074 Reproducing apparatus having tracking control in accordance with track number information |
| 10/17/2000 | US6134072 Tracking of non-native stripes in helical scan tape drive |
| 10/17/2000 | US6134071 Disk drive, load/unload unit, and control method thereof |
| 10/17/2000 | US6134070 Encoded servo track configurations, servo writer and systems/method regarding same |
| 10/17/2000 | US6134069 Method of power saving in a disk drive apparatus with head unloading and spin reduction |
| 10/17/2000 | US6131816 Data system with support surfaces for reciprocating data head |
| 10/12/2000 | WO2000060582A1 Method for correcting surface shape of magnetic head slider and magnetic head slider |
| 10/11/2000 | EP1043712A2 Magnetic head and magnetic head apparatus |
| 10/11/2000 | CN1269904A Constant density servo information in disc drive |
| 10/11/2000 | CN1269668A Record searching information and method and apparatus for searching digital data stream of record |
| 10/10/2000 | US6130874 Optical card information recording/reproducing apparatus with device for mounting optical card |
| 10/10/2000 | US6130865 Apparatus and method for positioning an optical head over a disk having spiral tracks with encoded address information |
| 10/10/2000 | US6130863 Slider and electro-magnetic coil assembly |
| 10/10/2000 | US6130808 Hovering-type head slider and magnetic disc device |
| 10/10/2000 | US6130807 Information storage disc having a curved disc surface |
| 10/10/2000 | US6130803 Actuator locking mechanism |
| 10/10/2000 | US6130799 Signal recording and/or reproducing apparatus, method, and medium with pilot signal and tracking servo signal recorded at different azimuth angles |
| 10/10/2000 | US6130798 Hardware PES calculator |
| 10/10/2000 | US6130796 Adaptive track pitch control method and apparatus for disk drives |
| 10/10/2000 | US6130792 Flat servo bursts for arcuate track scanner |
| 10/10/2000 | US6129579 Low inductance flex-to-PCB spring connector for a disc drive |
| 10/04/2000 | EP1040395A1 Control system, driving system and control method, apparatus including the driving system |
| 10/04/2000 | CN1269047A Slider for optical disc data storage system |
| 10/04/2000 | CN1268748A Shock absorber and head supporting arm having such absorber |
| 10/04/2000 | CN1268740A CD disc driving device, CD driving method and CD disc device |
| 10/03/2000 | US6128256 Apparatus and method for positioning an optical head over a disk having pre-groups with encoded address information |
| 10/03/2000 | US6128162 Head slider with constant flying height over sliding range |
| 10/03/2000 | US6128155 High density magnetic recording apparatus including a hologram type magnetic head positioning system |
| 10/03/2000 | US6128154 Servo control method for a high capacity hard disk drive |
| 10/03/2000 | US6128153 Head position control for a disk drive which performs recording about the rotational center even if the recorded servo information is eccentric |
| 10/03/2000 | US6127794 Magnetic recording/reproducing apparatus and semiconductor integrated circuit device for driving it |
| 10/03/2000 | CA2210108C Optical disc apparatus accessing method and system therefor |
| 09/28/2000 | WO2000057418A1 Method and apparatus for reducing the coupling of the reaction force from the head actuator into the track follow servo loop of a media drive |
| 09/27/2000 | EP1039529A1 Method for manufacturing a microintegrated structure with buried connections, in particular an integrated microactuator for a hard-disk drive unit |
| 09/27/2000 | EP1039465A2 Pickup guide mechanism |
| 09/27/2000 | EP0807189B1 Hard disk drive components and methods of making same |
| 09/27/2000 | EP0763235B1 Control system utilizing an adaptive predictor |
| 09/27/2000 | CN1267881A Magnetic head slider suspension, magnetic head assembly and producing method and information recording and replaying apparatus |
| 09/27/2000 | CN1267880A Magnetic head sliding block and its producing method and magnetic disc |
| 09/26/2000 | US6125086 Method and apparatus for high speed reproduction of information recorded on an optical recording medium |
| 09/26/2000 | US6125017 Actuator crash stops providing a two-stage braking impulse |
| 09/26/2000 | US6125016 Disk drive including embedded voice coil magnet plates |
| 09/26/2000 | US6125008 Flying head positioner having rotational fine positioning and adjustable actuator load |
| 09/26/2000 | US6125007 Membrane seal secured to inner and outer oscillating bearing members for small angle oscillations within confined axial space |
| 09/26/2000 | US6125006 Voice coil motor actuated video data cartridge release |
| 09/26/2000 | US6125004 Magnetic head and method of manufacturing a magnetic head |
| 09/26/2000 | US6125000 Disk drive seek control system utilizing predicted motion parameter and dynamic trajectory alignment |
| 09/26/2000 | US6124996 Servo system and method with multiple phase clock |
| 09/20/2000 | EP1037202A2 Head slider and recording disk drive |
| 09/20/2000 | EP1037201A2 Magnetic head transferring device of hard disk drive |
| 09/20/2000 | EP1036392A1 Optical servo system for a tape drive |
| 09/20/2000 | CN1267385A Ramp load assembly for disc drive |
| 09/19/2000 | US6122234 Recording disk drive using a synchronous driving motor |
| 09/19/2000 | US6122232 Isolation apparatus for use in disc drive system to mitigate effects of undesired mechanical forces and disc drive system including same |
| 09/19/2000 | US6122134 Combined longitudinal and transversal tracking |
| 09/19/2000 | US6122132 Disk drive head position encoder |
| 09/19/2000 | US6122131 Adaptively-controlled disk drive assembly |
| 09/19/2000 | US6122130 Intelligent lubricant for ramp load/unload |
| 09/19/2000 | US6122125 Head selectable servo notch filter and method for improving servo system performance |
| 09/19/2000 | US6122122 Read/write apparatus provided with head and sector address recognition means and an address recognition method for the same apparatus |
| 09/19/2000 | US6121742 Control scheme for multi-actuator disc drive |
| 09/14/2000 | DE10005651A1 Method and device for tracing temporal search information and for searching recorded digital data streams on videodisks by using search information uses temporal information as temporal data in navigation information. |
| 09/13/2000 | CN1266528A Model validation algorithm for characterizing parameters and uncertiainty in a disc drive |