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)
09/1998
09/01/1998US5801676 Image display apparatus for processing graphics instructions from a storage device
09/01/1998US5801505 Disk drive stiction release system
08/1998
08/27/1998WO1998037557A1 Method and apparatus for in-drive monitoring of stiction by measurement of disk spindle motor starting current
08/27/1998WO1998037545A2 Methods and apparatus for preventing disk drive damage due to microprocessor failures
08/27/1998WO1998037429A1 A magnetic recording head tester
08/27/1998DE19707562A1 Wiedergabe- und/oder Aufzeichnungsgerät für optische Aufzeichnungsträger mit Einrichtung zur Justage der Neigung eines Lagers Playback and / or recording device for optical recording media with means for adjusting the inclination of a bearing
08/26/1998EP0860833A2 Frame damper
08/26/1998EP0860827A2 Data verification
08/26/1998EP0860822A1 Disc discrimination device and disc discrimination method
08/26/1998EP0860812A2 Magnetic data storage drives
08/26/1998CN1191367A Disk player
08/25/1998US5799197 Information reproducing apparatus by which reading operation from recording medium is controlled based on amount of data in memory
08/25/1998US5799006 Disc table for disc recording/reproducing apparatus and method for producing same
08/25/1998US5798999 Damped turntable/disk arculately positionable relative to a head
08/25/1998US5798896 Apparatus for detecting a magnetic field using a giant magnetoresistance effect multilayer and method for preventing an output reduction of the multilayer
08/25/1998US5798888 System for engaging and rotating a removable recording medium
08/25/1998US5798583 Spindle motor having recessed stator coils
08/20/1998WO1998036413A1 Optical disk drive motor servo system and method for closed loop speed control thereof
08/20/1998WO1998036408A2 A magnetic structure urging an actuator assembly toward a home position
08/19/1998EP0859456A1 Control circuit for an electric motor
08/19/1998EP0859361A1 Hard disk drive device
08/19/1998EP0784902A4 Information and entertainment centers
08/19/1998CN1039556C Track counting servo circuit and method thereof
08/18/1998US5796913 Video disk and video reproduction device which automatically extracts reproduction control data from a disk and subsequently modifies a control program which was stored in a ROM
08/18/1998US5796708 Optical recording medium and recording system
08/18/1998US5796707 Optical recording and reproducing apparatus having means for correcting installation angle of spindle motor
08/18/1998US5796703 Apparatus for controlling an electrical current passed to a writing device in an optical storage system
08/18/1998US5796697 Disk apparatus
08/18/1998US5796691 Spindle servo system for adjusting rotational speed in optical disk player
08/18/1998US5796684 Reconfigurable duplicator system
08/18/1998US5796548 Disk storage device having spindle assembly with ring enclosure
08/18/1998US5796546 Disk apparatus for controlling a seek operation of a read/write head to a target location of a recording disk
08/18/1998US5796545 Device and method for calibrating a time constant of one or more filter circuits
08/18/1998US5796540 Method and apparatus for synchronizing the rotations of data storage disks in a plurality of disk storage devices
08/18/1998US5796539 Magnetic disk apparatus for a magnetic disk having projections provided thereon
08/18/1998US5796535 Sampled amplitude read channel employing a user data frequency synthesizer and a servo data frequency synthesizer
08/18/1998US5796193 Disk driving motor
08/18/1998US5795156 Host device equipped with means for starting a process in response to detecting insertion of a storage media
08/18/1998US5795074 Grooved hydrodynamic thrust bearing
08/18/1998US5795072 Bearing structure for hard disk drive
08/12/1998EP0858072A2 Recording-reproducing apparatus and input/output control method for the recording-reproducing apparatus
08/11/1998US5794226 Image manipulating system including means for assigning a file name
08/11/1998US5794056 System for automatic buffering of commands for DASD units
08/11/1998US5793872 Apparatus and method for reproducing data from a multi-scene recording medium having data units of program information items recorded alternatingly and continuously thereon
08/11/1998US5793726 Reproduction system featuring automatic selection among multiple reproduction modes
08/11/1998US5793580 Mechanically actuated head cleaner for magnetic tape drive
08/11/1998US5793568 Air bearing slider deflection apparatus and method for fabricating same
08/11/1998US5793567 For reproducing/recording information from or onto a disk
08/11/1998US5793561 Rotary drum assembly having dynamic-pressure generating mechanism between rotary shaft and bearing
08/11/1998US5793553 Method and assembly for increasing storage device reliability
08/11/1998US5793550 Magnetoresistive head using sense currents of opposite polarities
08/11/1998US5793207 Disk drive with a thermal asperity reduction circuitry using a spin valve sensor
08/11/1998US5793135 Flat type brushless motor
08/11/1998US5793129 Low distortion interference fits for spindle motor assembly
08/11/1998US5791784 Fluid dynamic pressure bearing and motor and magnetic disk apparatus using fluid dynamic pressure bearing
08/06/1998WO1998034223A1 Apparatus and method for scheduled playing of compact disc audio tracks
08/06/1998WO1998027549A3 Cd-rom drive
08/06/1998CA2278017A1 Apparatus and method for scheduled playing of compact disc audio tracks
08/05/1998EP0856846A2 Motor drive method and drive circuit
08/05/1998EP0856845A2 Disk apparatus and motor therefor
08/05/1998EP0856843A1 Disk-reproducing apparatus
08/05/1998EP0856839A1 Apparatus for playing back optical recording medium
08/05/1998EP0856727A2 Automatic balancing mechanism for a rotor
08/05/1998EP0856186A1 Information storage medium, information reproducing method, and information reproducing apparatus
08/05/1998CN1189670A Reproducing apparatus for information
08/05/1998CN1189666A Optical disc device and optical disc discriminating method
08/04/1998US5790499 Method for protecting data recorded on a partial read-only memory (ROM) medium from unauthorized copying
08/04/1998US5790493 Optical record medium judging method and apparatus and focus servo controlling method and apparatus
08/04/1998US5790489 Smart compact disk including a processor and a transmission element
08/04/1998US5790488 Optical disk having both constant linear and constant angular velocity recording regions and optical disk recording system
08/04/1998US5790484 Disc recording/reproducing apparatus having memory control which allows recording immediately upon loading of the disc
08/04/1998US5790348 Head stack assembly having a coil portion for damping vibrations which includes elongated openings in the plastic portion
08/04/1998US5790340 Head position controller of magnetic disk unit
08/04/1998US5790336 Arrangement comprising a magnetic write head, and write amplifier with capacitive current compensation
08/04/1998US5790333 Disk drive having optimized off-track compensation
08/04/1998US5790331 Current control circuit and method for programmable read write preamplifier
08/04/1998US5789891 Speed detection apparatus, speed control motor, and track jump control circuit
08/04/1998US5789836 Motor having dynamic pressure bearing device
08/04/1998US5789834 Spindle motor
08/04/1998US5788507 Method for remotely controlling a display of information from a storage media
07/1998
07/30/1998WO1998033180A1 Recorded information reproducing device, speed control method, and disc controller
07/30/1998WO1998033174A2 Disk drive failure analysis apparatus and method
07/30/1998WO1998033173A2 A method and apparatus for controlling a motor in a disc drive by modulating the commutation angle
07/30/1998DE19702926A1 Automatic recognition system for compact disc
07/29/1998EP0855702A2 Optical disc
07/29/1998EP0829085A4 Disk drive having an automatic spindle motor loading mechanism
07/29/1998CN1189233A Multimedium optical disk storing image titles in such manner that whether they need AV functions for reproduction can be instantly judged, and apparatus for and method of reproducing the same
07/29/1998CN1189232A Disk drive
07/28/1998US5787496 Digital signal processor having a partitioned memory with first and second address areas for receiving and storing data in sychronism with first and second sampling clocks
07/28/1998US5787292 Memory storage device
07/28/1998US5787222 Information recording apparatus and information reproducing apparatus
07/28/1998US5787062 Disc-thickness-and-warp detecting apparatus
07/28/1998US5787061 Optical disc recording reproducing apparatus recording/reproducing information to/from optical discs according to different standards
07/23/1998WO1998032091A2 Deployable drive for protruding rotatable data storage media
07/23/1998DE19701286A1 Video or audio output generation from data storage devices
07/22/1998EP0854481A1 Braking system for a DC motor
07/22/1998EP0853804A1 Method and apparatus for storing and retrieving information using optical data storage media
07/22/1998EP0795175B1 Method and apparatus for detecting degradation in data storage system spindle motor performance
07/22/1998EP0485234B1 Information recording and reproducing device
07/22/1998CN1039263C Customized data recovery procedure