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)
06/1999
06/02/1999CN1218247A Recording data production apparatus and method and method, recording medium reproduction apparatus and method, and recording medium
06/01/1999USRE36218 Disc recording/reproducing apparatus having a servo system capable of successively recording and reproducing tracks on a disc irrespective of turbulence of the servo system due to a disturbance
06/01/1999US5909551 Interactive recording/reproducing medium and reproducing system
06/01/1999US5909419 Disk discrimination apparatus for an optical disk reproducing apparatus
06/01/1999US5909414 Optical information recording and reproducing apparatus having a function of preventing overwrite recording
06/01/1999US5909340 Hard disk drive having contact write and recessed magnetoresistive read head
06/01/1999US5908247 Sinusoidal grooving pattern for grooved journal bearing
05/1999
05/26/1999EP0918396A1 Phase locked loop circuit, reproduction apparatus and phase locking method
05/26/1999EP0918327A1 Disk drive
05/26/1999EP0918319A1 Recording head
05/26/1999CN1217610A Phase-locked loop circuit, reproducing apparatus and phase-locking method
05/26/1999CN1217535A Optical-disk drive device and control method for optical-disk drive
05/25/1999US5907859 Storage device in which read/write operation is controlled in response to source voltage
05/25/1999US5907713 Control method for a hard disk drive and a data processor reducing power consumption of the hard disk drive
05/25/1999US5907659 Optical disc for which a sub-picture can be favorably superimposed on a main image, and a disc reproduction apparatus and a disc reproduction method for the disc
05/25/1999US5907658 Multimedia optical disk, reproduction apparatus and method for achieving variable scene development based on interactive control
05/25/1999US5907527 Apparatus for reproducing data stored on an optical disk
05/25/1999US5907456 Disc drive spindle motor having hydro bearing with lubricant optimized with disc drive compatible additives
05/25/1999US5907455 Distributed spindle motor integrated with disc
05/25/1999US5907445 Apparatus and method for controlling hard disk drive-locating position by counting sectors
05/25/1999CA2118637C Information recording method and information recording apparatus
05/20/1999WO1999024980A1 Method and apparatus for cartridge ejection and overwrite protection
05/20/1999DE19810435A1 Magnetic disc system for hard or floppy disc drives
05/19/1999EP0917132A2 Encryption of defects map
05/19/1999EP0839355A4 Disk drive data protection system
05/19/1999CN1216844A Adapter and method of communication between adapter and disk cartridge drive
05/18/1999US5905864 Method for simultaneously switching data storage devices to be accessed by a first processing device and a second processing device at a predetermined time period
05/18/1999US5905797 Interactive compact disc system
05/18/1999US5905702 Optical information recording apparatus and method capable of coping with a plurality of card-like recording mediums of different reflectances
05/18/1999US5905700 Multiple data layer optical disk with recorded information identifying the type of tracking
05/18/1999US5905605 Chuck arrangement for a floppy disk drive for accurately and positively engaging a floppy disk
05/18/1999US5905601 Apparatus for reproducing data having a restart read gate signal generator in a disk storage system
05/18/1999US5905347 System and method for controlling a computer drive motor
05/14/1999WO1999023740A1 Spindle motor with a special contact arrangement
05/14/1999WO1999023660A1 Recording and reproducing apparatus provided with teletext recording capability
05/14/1999WO1999016070B1 Disk drive
05/12/1999EP0915470A2 Multimedia optical disk, reproduction apparatus and method for achieving variable scene development based on interactive control
05/12/1999EP0915464A1 Adapter for disk drive and method of communication between adapter and disk drive
05/12/1999EP0915463A1 Disc system
05/12/1999EP0915457A2 Optical disc drive apparatus and optical disc drive control method
05/12/1999CN1216628A Optical recording method and apparatus using this method
05/12/1999CN1216627A Information recording method, information recorder/reproducer and information recording medium
05/12/1999CN1216387A Optical disc apparatus and method for controlling turntable rotation
05/12/1999CN1216385A Optical disc apparatus
05/11/1999US5903705 Player for decoding/displaying encoded moving picture signals
05/11/1999US5903540 Disk player having a self-conpensating dynamic ring balancer
05/11/1999US5903536 Objective lens device, optical pickup adopting the same and method for manufacturing an objective lens
05/11/1999US5903531 Reproduction device for optical disks
05/11/1999US5903527 Method of determining a loading status of a disk on a round roulette
05/11/1999US5903408 Data recording/reproducing apparatus having track interference reduction mechanism
05/06/1999EP0912976A1 Disc drive motor having bearings lubricated with non-spreading lubricant
05/06/1999EP0731970B1 Rom-ram-disk
05/06/1999DE19748150A1 Spindelmotor mit Kontaktierung Spindle motor with contact
05/05/1999CN1216196A Multimedia optical disk improved in interactive reproduction advancing performance, reproducing device and reproducing method
05/04/1999US5901126 Disk reproducing apparatus having a disk diameter determining function
05/04/1999US5901125 Recording and reproducing optical disk device with multi-disk type capability
05/04/1999US5901121 Optical storage apparatus having improved eccentricity correction abilities
05/04/1999US5901119 Recording apparatus, playback apparatus and recording medium having a management area with program position and playback information
05/04/1999US5901003 Method and apparatus for determining systematic errors
05/04/1999US5900010 Apparatus for recording magneto-optic disks
04/1999
04/29/1999DE19848291A1 Spindle motor for magnetic disc drive
04/28/1999EP0911943A1 Motor for driving magnetic disk
04/28/1999EP0911825A2 Recording apparatus, recording method, playback apparatus, playback method, recording/playback apparatus, recording/playback method, presentation medium and recording medium
04/28/1999EP0911824A1 Adaptor for disk drive
04/28/1999EP0847195B1 Encoded disk and reproduction device with searching/reproducing function in trick replay modes
04/28/1999CN1215194A Box magnetic disc type adapter
04/27/1999USRE36202 Disk spindle motor
04/27/1999US5898658 Disc cartridge loading and unloading apparatus with a holder and holder arm
04/27/1999US5898462 Methods of producing data storage devices for appliances which can be used to coach users in the performance of user-selected tasks
04/27/1999US5898283 Voltage feedforward control system for a spindle motor of a disk drive
04/27/1999US5897217 Apparatus and method for controlling recording in accordance with a remainder of a recording medium
04/27/1999CA2174320C System and method for controlling play of multiple dialog audio tracks of a software carrier
04/22/1999WO1999019980A1 Unit and method of driving with motor, and apparatus for recording and/or reproducing recording medium
04/22/1999WO1999019870A1 Information storing disk, reproduction apparatus, and reproduction method
04/22/1999WO1999019869A1 Method and apparatus of multibeam optical disc readout
04/21/1999EP0910088A2 Customization schemes for content presentation in a device with converged functionality
04/21/1999EP0910082A2 Information storing disk, reproduction apparatus, and reproduction method
04/21/1999EP0910081A1 Optical disc drive and method of controlling rotation number of a spindle motor for rotating an optical disc
04/21/1999EP0910080A2 A spindle motor and motor bearing seal therefor
04/21/1999EP0910079A1 Optical disc drive and method of discriminating optical discs
04/21/1999EP0909444A2 Methods and apparatus for preventing disk drive damage due to microprocessor failures
04/21/1999CN1214511A Cartridge loading apparatus with improved parking arm
04/21/1999CN1214510A Improved cartridge loading apparatus with tilting bias coil assembly
04/21/1999CN1214509A Cartridge loading apparatus with improved base plate and cartridge receiver latch
04/21/1999CN1214508A Cartridge loading apparatus with improved cartridge receiver
04/21/1999CN1214507A Disk drive system and method for operating same
04/21/1999CN1214499A 数据记录介质 Data recording medium
04/20/1999US5896548 Data transferring system having foreground and background modes and upon detecting significant pattern of access in foreground mode to change background mode control parameters
04/20/1999US5896547 Method of executing an initialization and calibration routine of a hard disk drive
04/20/1999US5896367 High density optical disc and optical disc player
04/20/1999US5896354 Optical storage apparatus having switching control circuit for controlling an envelope detecting function in accordance with a medium type or access type
04/20/1999US5896280 Frequency converter and improved UPS employing the same
04/20/1999US5896242 Spindle motor with stress alleviating groove provided in hub cylindrical protrusion portion
04/20/1999US5895876 Sound reproducing apparatus which utilizes data stored on a recording medium to make the apparatus more user friendly and a recording medium used in the apparatus
04/20/1999US5895124 Optical disc and reproduction device which can achieve a dynamic switching of the reproduced content
04/14/1999EP0908884A2 Car radio
04/14/1999EP0908873A1 Device for reading from and/or writing to optical recording media
04/14/1999EP0907953A1 Method and apparatus for cd-rom audio playback
04/14/1999EP0820628A4 Removable cartridge disk drive with angularly inserted cartridges
04/14/1999EP0680655B1 System for allocating tasks between two actuators servicing the same magnetic disk media in a single disk drive