Patents
Patents for G11B 19 - Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function (26,229)
02/2001
02/08/2001WO2001009022A1 Piezoelectric conveying device
02/07/2001EP1074753A1 Method for coupling a shaft with a hub of a disk device and a coupled body resulting therefrom
02/07/2001EP1074021A1 A vacuum apparatus
02/07/2001CN2418559Y Driving device for optical pick-up device
02/07/2001CN2418558Y Plate loading device of preventing drive-gear from running
02/07/2001CN1283300A Product information identification in head disc assembly
02/06/2001US6185365 Multimedia optical disk, reproduction apparatus and method for achieving variable scene development based on interactive control
02/06/2001US6185172 Rotation control apparatus, reproduction apparatus to which rotation control apparatus is applied, and rotation control method
02/06/2001US6185171 System for accommodating vibrations resulting from rotating a data storage medium
02/06/2001US6185169 Apparatus for recording and/or reproducing information and/or optical information record disk
02/06/2001US6185163 Vehicle audio system having random access player with play list control
02/06/2001US6185079 Disk drive with thermal asperity reduction circuitry using a magnetic tunnel junction sensor
02/06/2001US6185067 Disk drive with reduced thermal expansion induced disk slip
02/06/2001US6185061 Semiconductor integrated circuit device for use in a magnetic disk drive with reduced recovery time between operations
02/06/2001US6183135 Single plate hydrodynamic bearing with self-balancing fluid level and fluid circulation
02/01/2001WO2001008158A1 Information processing method, information processing device, and medium
02/01/2001WO2001008149A1 Rotor balancing mechanism
02/01/2001WO2001008148A1 Distributed electronic entertainment method and apparatus
01/2001
01/31/2001EP1073059A1 Method of press-working frame plate on which disk driving motor is arranged
01/31/2001CN1061457C Pit/track discriminating circuit
01/31/2001CN1061456C Driving method and apparatus for light source element
01/31/2001CN1061455C Optical disc and optical disc recording apparatus
01/31/2001CN1061454C Optical disc system
01/31/2001CN1061453C Disk apparatus and disk driving device
01/30/2001US6181871 Machine-readable data medium having interactive reproduction procedures with prohibition information, a reproduction apparatus and method of interacting
01/30/2001US6181869 Information storage medium, recording method used therefor and reproducing apparatus
01/30/2001US6181866 Receiving apparatus including a display for displaying the amount of unrecorded memory
01/30/2001US6181671 Spindle motor and its manufacturing method
01/30/2001US6181669 Apparatus for adjusting a tilt of a disc loaded on a turn table
01/30/2001US6181662 Latent irradiance discrimination method and marker system for cartridgeless data storage disks
01/30/2001US6181654 Data recording medium and data recording/reproducing apparatus for providing optimum position of mark start and end parts
01/30/2001US6181653 Disc reproducing and recording apparatus with display of the amount of data in a buffer memory
01/30/2001US6181652 Method and apparatus for reading CD-ROMs or the like at matching speeds determined by disk eccentricities
01/30/2001US6181513 Spindle motor and a hard disk drive apparatus including such a motor
01/30/2001US6181512 Disk drive
01/30/2001US6181493 Write fault thresholds adaptive by head and disc location in a disc drive
01/30/2001US6181177 Baseline correction circuit for PWM data readback systems
01/30/2001US6181091 Apparatus and method for control of a multi-pole brushless DC motor in the event of saturation detection
01/30/2001US6181039 Centrifugal capillary seal for use with fluid dynamic bearings
01/30/2001US6179487 Data processing system and method for associating specific graphics with data processing applications
01/25/2001WO2001006633A1 Electric drive system with an electronically commuted d.c. motor in order to reduce torque irregularities
01/25/2001WO2001006621A1 Spindle motor
01/25/2001WO2001006619A1 Electric motor having foil-shaped substrate with tracks with varying width
01/25/2001WO2001006508A1 Method for regulating a rotational speed
01/25/2001WO2001006507A1 Radio-frequency identification (rfid) tag for data storage cartridges
01/25/2001WO2001006502A1 Optical recording medium and method for recording optical recording medium
01/25/2001DE19933158A1 Spindle motor for hard disc has torsion coupling with stiffness dimensioned so that rotor and driven shaft are supercritically coupled at operating frequency
01/25/2001DE19933156A1 Steuerschaltung für einen elektronisch kommutierten Gleichstrommotor A control circuit for an electronically commutated DC motor
01/24/2001EP1071090A2 Data recording and reproduction
01/24/2001EP1071089A2 Data recording medium and apparatus
01/24/2001EP0583416B1 Optical data storage and retrieval system and method
01/24/2001CN1281220A Method and device for digital video frequency disk video frequency randomizer
01/24/2001CN1061160C Disc reproducing apparatus and method
01/23/2001US6178148 Data recording medium and recording/reproducing apparatus for providing optimum position of mark start and end parts
01/23/2001US6178062 Balance tube for a spindle motor assembly of a hard disk drive
01/23/2001US6178058 Off-track write protection method and system for induced mechanical disturbance on a disk drive
01/23/2001US6178054 Selecting write fault thresholds by head and disc location in a disc drive
01/23/2001US6177772 Method and apparatus for braking a polyphase DC motor
01/23/2001US6176618 Dynamic pressure bearing, spindle motor using dynamic pressure bearing, and rotary device having the spindle motor as driving source
01/18/2001WO2001004897A1 Portable information processor
01/18/2001DE10027359A1 Predicted restart time procedure for hard-disc drive system, involves host undergoing instruction for completion of tasks prior to restart of hard drive
01/17/2001EP1069562A1 Disc speed control device
01/17/2001EP1069561A1 Disc speed control device
01/17/2001EP1069560A1 Apparatus for reproducing information and method of controlling the apparatus
01/17/2001EP1069559A1 Disk cartridge detection method and apparatus
01/17/2001EP1068614A1 Playback device
01/17/2001CN1280367A Recording and play back method for digit signals disc playback device and recording medium
01/17/2001CN1280365A Disc speed controller
01/17/2001CN1060876C Optical disc reproducing device and its seek operation method
01/16/2001US6175681 Information storage medium, recording method used therefor, and reproducing apparatus
01/16/2001US6175629 Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
01/16/2001US6175541 Data recording medium and recording/reproducing apparatus for providing optimum position of mark start and end parts
01/16/2001US6175538 Disk recording or playback device and method of adjusting initial position of pickup thereof
01/16/2001US6175458 Control of servo timing mark detection windows
01/11/2001WO2001003136A2 Addition of watermark keys according to a flexible format
01/11/2001WO2000063907A3 Rotationally optimized seek initiation
01/11/2001CA2342913A1 Addition of watermark keys according to a flexible format
01/10/2001EP1067544A1 Optical disk, method of reproducing and copying optical disk, and method of preventing illegal use of optical disk
01/10/2001EP1067541A2 Data recording and reproduction
01/10/2001EP1067539A1 Disk drive device having mass eccentricity compensation mechanism
01/10/2001EP1067538A1 Optical disc recording and reproducing apparatus
01/10/2001EP1067526A1 Apparatus for reproducing data from an optical disc inducing vibration and method thereof
01/10/2001EP1067521A2 Recording and playback device and method for a disk with a plurality of zones of constant angular velocity
01/10/2001EP1067520A2 Recording and playback device and method for a disk with a plurality of zones of constant angular velocity
01/10/2001EP1067474A2 Magnetic card transaction apparatus
01/10/2001EP1067460A1 Recording carrier with recoverable initial state base data and process for its production
01/10/2001EP1066632A1 Juke box
01/10/2001EP0677842B2 Multi-scene recording medium, reproduction method and reproduction apparatus
01/10/2001CN1279477A Recording device and method, and playback device and method
01/10/2001CN1279476A Recording device and method
01/10/2001CN1279475A Playback method and device
01/10/2001CN1279474A Disc record and/or playback device, disc carrying mechanism and rejecting mechanism
01/09/2001US6172958 Optical pick-up and disk player
01/09/2001US6172956 Optical recording medium and optical recording/reproducing device, and manufacturing method of optical recording medium
01/09/2001US6172946 Optical recording device for adjusting the rotation rate of recording medium during seeking operation
01/09/2001US6172847 Rotational assembly for disc drive device having small runout and reduced axial displacement
01/09/2001US6172836 Method and apparatus for writing the servo pattern for detecting fine defects in the servo burst signals of a hard disk drive
01/09/2001US6172832 Data storage system with improved biasing techniques for magneto-resistive element
01/09/2001US6171612 Gene therapy
01/04/2001WO2001001412A1 Optical disk device