Patents
Patents for G11B 21 - Head arrangements not specific to the method of recording or reproducing (20,963)
03/2000
03/14/2000US6038095 Signal reproducing apparatus
03/09/2000WO1999063536A3 Very-high-density memory device utilizing a scintillating data-storage medium
03/08/2000EP0984436A2 Method, apparatus and disk for controlling servo errors
03/08/2000EP0983588A1 Encoded servo track configurations, servo writing heads and systems/methods regarding same
03/08/2000CN1246703A Servo error detecting method and equipment, method for control disk recording/playback equipment servo
03/07/2000US6035351 Storage of user defined type file data in corresponding select physical format
03/07/2000US6034844 Video cassette recorder equipped with head drum assembly having a bearing with pumping vanes
03/07/2000US6034842 Subambient pressure slider for constant flying height
03/07/2000US6034838 Magnetic recording/reproducing device with an improved carriage location detector
03/07/2000US6034837 Disk drive zoned sequential data format and head switch sequence
03/07/2000US6034834 Head driving device and method for driving the same for reducing error due to actuator structure vibration
03/07/2000US6034830 Information recording medium having divided cylinder address storage
03/07/2000US6034364 Optical disc system including focus capture assembly with focus error signal circuit and method for operating same
03/07/2000US6033120 Compound bearing assembly for swing arm of hand disc drive
03/07/2000US6032352 Method of manufacturing rigid disk drive with dynamic head loading apparatus
03/01/2000EP0982728A2 Disk drive apparatus
03/01/2000EP0896716A4 Pwm/linear driver for disk drive voice coil actuator
02/2000
02/29/2000US6031693 Sliding-type magnetic head for magnetooptical recording
02/29/2000US6031690 Air flow actuated latch for actuator arm in a disc drive
02/29/2000US6031684 Servo gain optimization using model reference seeks in a disc drive
02/29/2000US6031681 Method and arrangement for servoing and formatting magnetic recording tape
02/29/2000US6031680 Methods and systems for self-servowriting including maintaining a reference level within a usable dynamic range
02/29/2000US6031674 Servo pattern forming method for floppy disk
02/29/2000US6031673 Servo band verification in linear tape systems having timing-based servo formats
02/29/2000US6031672 Method and apparatus for servo data pattern detection
02/24/2000WO2000010167A1 Detection of pulse peak instance and amplitude in a storage drive
02/24/2000DE19937954A1 Connector assembly for the recording heads of a hard drive disk in a computer has pins insert-molded and a releasable fastener
02/23/2000EP0871867B1 Method and apparatus for positioning a magnetoresistive head
02/23/2000CN1245328A Optical head actuator and method for coiling its operating coil
02/22/2000US6029095 Method and device for dynamic system control
02/22/2000US6028829 Information reading device for optical disk with unrecorded region detector
02/22/2000US6028748 Magnetic head apparatus including a quarter wavelength transmission line
02/22/2000US6028746 Actuator locking mechanism and locking method
02/22/2000US6028745 Head restraint device for disk drive
02/22/2000US6028742 Supporting structure of a magnetic head device having a hole configuration provided on the resiliently deformable portion
02/22/2000US6028741 Magnetic head device which is capable of controlling a shift of a head main body
02/22/2000US6028740 Structure for preventing head judder of magnetic disk drive
02/22/2000US6028732 Tracking control device with error signal selection from plural error signals
02/22/2000US6027660 Method of etching ceramics of alumina/TiC with high density plasma
02/17/2000DE19938468A1 Disk for a hard disk drive generates servo information by providing a number of tracks, each of which containing a set of servo bits, which relate to the operation of the hard drive
02/17/2000DE19835897A1 Servo information rewriting method on selected track in hard disk drive assembly
02/17/2000DE19835882A1 Disk storage system for providing positional information on a disk in a hard drive assembly
02/16/2000EP0708967B1 System architecture for hdd
02/16/2000EP0563230B1 Miniature hard disk drive for portable computer
02/16/2000CN2364532Y Improved CD machine base
02/16/2000CN1244942A Slider having terminated side rails with trailing edge cuts
02/16/2000CN1244709A Method and device for rewriting servo information on disc in hardware drive device
02/16/2000CN1244705A Method and device for providing position information on magnetic disc
02/15/2000US6026066 Beam spot speed detecting system for an optical disk apparatus
02/15/2000US6026064 Head driving apparatus and optical disk apparatus
02/15/2000US6025975 E-block head stack microactuator assembly
02/15/2000US6025974 Magnetic head slider assembly for magnetic disk recording/reproducing apparatus
02/15/2000US6025973 Construction for attaching a disk in a disk drive
02/15/2000US6025971 Magnetic disk drive using a nonvolatile solid state memory to store defect information
02/15/2000US6025969 Method and apparatus for measuring head deviation and method and apparatus for recording/reproducing data
02/15/2000US6025968 Load/unload disk drive with multistage retract circuit for parking the head carriers on power down
02/15/2000US6023840 Method of manufacturing a thin film magnetic head having an ultrathin silicon wear coating
02/10/2000WO2000007188A1 Method of writing tracking servo signal pattern for magnetic disk device
02/10/2000DE19925697A1 Electrostatic discharge protection method for read/write transducer
02/09/2000EP0978832A2 System and method for forming electrostatically actuated data storage mechanisms
02/09/2000EP0978825A1 Disc player
02/09/2000CN1244013A Suspended negative pressure cushion slide block with hook shaped side apron
02/09/2000CN1244002A CD displayer
02/09/2000CN1049294C Inner diameter disk drive head/slider load/unload device
02/08/2000US6023394 Head slider and recording-and-reproducing apparatus
02/08/2000US6023390 Disturbance compensation in actuator
02/08/2000US6023387 Method and apparatus for determining sector addresses from media having data written in a headerless format
02/08/2000US6023385 Tape servo pattern with enhanced synchronization properties
02/08/2000US6023145 Head and disk tester with a thermal drift-compensated closed-loop positioning system
02/03/2000WO2000005713A1 Flexure design providing improved lift-off in a disk drive
02/03/2000WO2000005711A1 Magnetic head and a method of its production
02/03/2000WO2000005631A1 Control system, driving system and control method, apparatus including the driving system
02/03/2000WO2000005152A1 Hard disk drive head tray
02/02/2000EP0977349A1 Remote-operated integrated microactuator, in particular for a read/write transducer of hard discs
02/02/2000EP0977181A2 Method and apparatus for controlling a dual stage actuator in a disk drive system
02/02/2000EP0976127A1 Adjustable head loading apparatus
02/02/2000CN1049064C Method for writing servo signals onto magnetic disk and drive equipped with magnetic disk
02/01/2000USRE36538 Combination transducer/slider/suspension and method for making
02/01/2000US6021108 Optical pickup device in recording and/reproducing apparatus
02/01/2000US6021028 Method of writing servo data and magnetic recording medium on which the servo data is written by the method
02/01/2000US6021026 Cleaning cartridge
02/01/2000US6021025 Disk apparatus having an actuator for moving heads
02/01/2000US6021021 Air bearing slider and head gimbal assembly
02/01/2000US6021020 Head slider and read/write apparatus using same
02/01/2000US6021019 Flex circuit disc snubber
02/01/2000US6021015 Method and circuit for driving hard disk drive spindle and actuator motors
02/01/2000US6021013 Timing based servo system for magnetic tape systems
02/01/2000US6021012 Automatic servo address mark detection and servo timing compensation circuit
02/01/2000US6018871 Method for manufacturing a reduced mass load beam with improved stiffness properties
01/2000
01/27/2000DE19833388A1 Verfahren zur gezielten Beeinflussung der Schwingungen von fein- bzw. mikromechanischen Cantilever-Systemen Method for the targeted control of the vibrations of fine or micromechanical cantilever systems
01/26/2000EP0975086A1 Integrated device comprising a semiconductor material microactuator, in particular for a hard disc read/write head
01/26/2000EP0975085A1 Integrated device comprising a structure for electrostatic transport of dielectric particles for example particles generated in devices for actuating hard discs, and electrostatic transport method
01/26/2000EP0974956A2 Procedure for the selective influencing of oscillation in fine or micromechanical cantileve systems
01/26/2000EP0974143A1 Apparatus and method for sensing disk-drive head-arm speed during head loading
01/26/2000CN1242573A Adaptive vibration control for servo systems in data storage devices
01/26/2000CN1048815C Recording and/or reading rotary information carrier
01/25/2000US6018441 Disk drive pivot bearing and actuator arm assembly
01/25/2000US6018440 Flexible disk drive having a position detection unit for detecting a current position of a magnetic head
01/25/2000US6018437 Disc drive servo writer support assembly
01/25/2000US6018430 Disk drive with multiple disk surfaces having improved allocation of servo sectors