Patents for G11B 21 - Head arrangements not specific to the method of recording or reproducing (20,963) |
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10/03/2002 | US20020141106 Signal reproducing method and storage apparatus |
10/03/2002 | US20020141104 Servo control method and servo control system for magnetic disc drive |
10/03/2002 | US20020141103 Multi-channel magnetic tape system having optical tracking servo |
10/03/2002 | US20020141102 Method and apparatus employed in disk drive for retracting head when power supply has been interrupted |
10/03/2002 | US20020141101 Method and device for retracting an actuator |
10/03/2002 | US20020141098 Time domain voice coil motor control circuit and method |
10/03/2002 | US20020141097 Disk apparatus and head position control method |
10/03/2002 | US20020139700 Container for laser-readable discs with closure means |
10/02/2002 | EP1246184A2 Carriage structure for a disk drive |
10/02/2002 | EP1245026A1 Method for regulating the tracking of a scanning device and drive for the same |
10/02/2002 | CN1372248A Hanging device for floppy disc driver |
10/01/2002 | US6459550 Active damping control for a disk drive |
10/01/2002 | US6459549 Hard disk drive with slider support structure and head gimbal assembly |
10/01/2002 | US6459548 Head suspension assembly with flexible air-floating lead |
10/01/2002 | US6459547 Slider with pads and textured landing zone for disc storage system |
10/01/2002 | US6459492 Non-contact position sensor |
10/01/2002 | US6459092 6 degree-of-freedom (DOF) motion measuring apparatus |
09/26/2002 | WO2002075726A2 Avoiding write to read interference during self-servowriting |
09/26/2002 | WO2001001413A3 Method and apparatus for run-out correction in a disk drive |
09/26/2002 | US20020138808 Data card with a full circular track for alignment and amplitude calibration |
09/26/2002 | US20020136927 Recording medium, method of manufacturing recording medium and recording apparatus |
09/26/2002 | US20020135942 Hard disk drive head-media system having reduced stiction and low fly height |
09/26/2002 | US20020135941 Magnetic head slider having optimized ration of negative pressure recess to front step bearing |
09/26/2002 | US20020135940 Write/read head supporting mechanism, and write/read system |
09/26/2002 | US20020135930 Disk drive, servo control unit, and control unit |
09/26/2002 | US20020135928 Disk drive unit and control method for same |
09/26/2002 | US20020135925 Avoiding write to read interference during self-servowriting |
09/26/2002 | US20020135924 Multi-phase acceleration of a data storage disc |
09/26/2002 | US20020135922 Adaptive actuator radial positioning to extend magnetic disk drive longevity |
09/25/2002 | CN1371514A Actuator shock snubber |
09/25/2002 | CN1371513A Slider for disc storage system |
09/25/2002 | CN1371095A Objective driver with auxiliary magnetic support |
09/25/2002 | CN1371094A CD machine carrier controlling system and method |
09/24/2002 | US6456451 Method and apparatus for disk drive seek control |
09/24/2002 | US6453722 Integrated test system for a disc drive pivot bearing and actuator |
09/19/2002 | WO2002029813A3 Hybrid burnish/glide head with advanced air bearing fly height control rails |
09/19/2002 | US20020131337 Method and apparatus for tracking servo system |
09/19/2002 | US20020131212 Disk drive with a parking ramp for parking heads |
09/19/2002 | US20020131211 Suspension for disc drive |
09/19/2002 | US20020131210 Method of manufacturing head suspension assembly and head suspension assembly |
09/19/2002 | US20020131209 Head slider with high stiffness and low unload force |
09/19/2002 | US20020131194 Method for wear reduction of a disc surface through stimulated take off of a head for a disc drive |
09/19/2002 | US20020131188 Magnetic disk drive |
09/18/2002 | EP1241670A1 A circuit for estimating the speed of an electromagnetic actuator |
09/18/2002 | EP1127350B1 Overscan helical scan head for non-tracking tape subsystems reading at up to 1x speed and apparatus for simulation of same |
09/18/2002 | CN1091293C Bearing assembly, electrical motor using same, and rotary disc data storage device |
09/18/2002 | CN1091288C Magnetic disc device |
09/17/2002 | US6452990 Synchronous detection of wide bi-phase coded servo information for disk drive |
09/17/2002 | US6452889 Optical disc apparatus accessing method and system therefor |
09/17/2002 | US6452878 Method and device for controlling the position of an optical beam incident on a track of a mobile carrier |
09/17/2002 | US6452876 Positioning system and apparatus including the positioning system |
09/17/2002 | US6452752 Slider for disc storage system |
09/17/2002 | US6452750 Slider including a rail having a concave end and method of manufacturing same |
09/17/2002 | US6452739 Precise positioning device and method for servo track writing |
09/17/2002 | US6452735 Disk drive that monitors the flying height of a dual element transducer using a thermally induced signal during write operations |
09/12/2002 | WO2002071404A1 Disk drive device |
09/12/2002 | WO2001031642A3 Actuator arm with tapered trailing edge and recessed head conductor |
09/12/2002 | US20020128808 Method and apparatus for characterization of voice-coil motor with eddy current effect |
09/12/2002 | US20020127342 Method of manufacturing thin film head |
09/12/2002 | US20020126590 Track jump control apparatus and track jump method |
09/12/2002 | US20020126420 Method and apparatus for improved attachment of a micro-actuator to a slider device |
09/12/2002 | US20020126418 Head slider and disk drive apparatus using the same |
09/12/2002 | US20020126417 Head shock resistance and head load/unload protection for reducing disk errors and defects, and enhancing data integrity of disk drives |
09/12/2002 | US20020126412 Apparatus and method for head positioning control in disk drive |
09/12/2002 | US20020126411 Portable equipment incorporating magnetic disk device |
09/12/2002 | US20020126404 Rotation recording apparatus and method of inspection thereof |
09/12/2002 | US20020125850 Servo control apparatus and gain adjusting method |
09/12/2002 | US20020124383 Method of fabricating head supporting member |
09/12/2002 | DE10209820A1 Steuervorrichtung für Spursprung und Verfahren für Spursprung Control device for track jump and procedures for track jump |
09/11/2002 | EP1239484A1 Container for laser-readable disc and the like with closure means |
09/11/2002 | CN1369095A PQ enhanced observed based dual stage servo controller |
09/11/2002 | CN1090792C Disk drive magnetic actuator latch mechanism |
09/11/2002 | CN1090791C Magnetic head suspension and its manufactring method for its deflection support |
09/11/2002 | CN1090789C Radial self-propagation pattern generation for disk file servowriting |
09/10/2002 | US6449230 Optical disc drive apparatus |
09/10/2002 | US6449130 Head stack assembly enabling independent control of a position of magnetic heads for access to different magnetic disks and support method thereof |
09/10/2002 | US6449128 Disk drive with head loading and unloading mechanism |
09/10/2002 | US6449127 Low mass disc drive suspension |
09/10/2002 | US6449126 Negative pressure air bearing slider |
09/10/2002 | US6449116 Compression and storage of written-in error compensation tables in an embedded servo disc drive |
09/10/2002 | US6448543 Near field optical head and reproduction method |
09/10/2002 | US6446326 Method for manufacturing a hard disk read/write unit, with micrometric actuation |
09/06/2002 | WO2002069338A1 Head slider with actuator for fine positioning and method of manufacturing the head slider |
09/06/2002 | WO2002069334A1 Method and apparatus for reading and/or writing a data disk |
09/06/2002 | WO2002069330A1 Head gimbal assembly |
09/05/2002 | US20020122269 Head positioning apparatus and method therfor |
09/05/2002 | US20020122267 Sensor system for disk device using floated head |
09/05/2002 | US20020121908 Method and device for inspecting a microactuator |
09/05/2002 | US20020121839 Microactuator, method for making the same, and magnetic head unit and magnetic recording apparatus using the same |
09/04/2002 | EP1237152A2 Head positioning in a disk storage apparatus |
09/04/2002 | EP1099145A4 Data system with support surfaces for reciprocating data head |
09/04/2002 | CN1367920A Method and apparatus for maintaining servo stability during actuator saturation |
09/04/2002 | CN1367489A Optical disk drive |
09/04/2002 | CN1090424C Signal reproducing apparatus |
09/04/2002 | CN1090423C Recording mode control method for combined video appliances |
09/04/2002 | CN1090200C Circuit substrate, circuit-formed suspension substrate, and prodn. method thereof |
09/04/2002 | CN1090199C Process for producing polyamide based on dicarboxylic acid and diamine |
09/03/2002 | US6445673 Optical pick-up feeding device |
09/03/2002 | US6445649 Apparatus and method for controlling movement of an optical head |
09/03/2002 | US6445549 Magnetic disk drive |