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)
01/2000
01/05/2000EP0969472A1 Data block format for software carrier and player therefor
01/05/2000EP0969464A1 Data block format for software carrier and player therfor
01/05/2000EP0969463A1 Recording and reproducing system, recording apparatus and reproducing apparatus having copy protection function
01/05/2000EP0969459A1 Fast startup procedure for multimode data players and/or recorders
01/05/2000EP0969458A1 Fast startup procedure for multimode data players and/or recorders
01/05/2000EP0969348A1 Readable indelible mark on storage media
01/05/2000EP0809844B1 Apparatus for performing multiple functions in a data storage device using a single electro-mechanical device
01/05/2000CN1240298A Recording data generating, regenerating method and device, recording medium
01/05/2000CN1240295A Optical disc driving system and the insulator for damping unhoped mechanical force affection
01/05/2000CN1240294A Spindle motor and recording disc equipment
01/05/2000CN1240290A Compact disc system having current monitoring circuit assembly and operation method thereof
01/05/2000CN1240286A Method for detecting magnetic memory thermal unflatness and circuit thereof
01/04/2000US6012146 Password protection for removable hard drive
01/04/2000US6012112 DVD assembly, and associated apparatus, for a convergent device
01/04/2000US6011902 Motor control circuit
01/04/2000US6011895 Keyword responsive variable content video program
01/04/2000US6011764 Optical disk and optical disk apparatus
01/04/2000US6011763 Disk recording system and a method of controlling the rotation of a turntable in such a disk recording system
01/04/2000US6011670 Disk drive with integrated presassembled actuator and header assembly and spin motor assembly
01/04/2000US6011668 Method and apparatus for gain calibration in a disk drive servo control system and disk drive recording apparatus with gain calibration function
01/04/2000US6011667 Disk drive system configurable for multiple supply voltages
01/04/2000US6011666 Disk unit and portable electronic equipment
01/04/2000US6011415 Shock sensor circuitry and method for amplifying an input signal including leakage currents
01/04/2000US6010246 Hydrodynamic bearing apparatus and method of manufacturing it
12/1999
12/29/1999EP0967800A1 System and method for controlling play of multiple versions of same motion picture stored on optical disk
12/29/1999EP0967799A1 System and method for controlling play of multiple versions of same motion picture stored on optical disk
12/29/1999EP0967613A1 Apparatus for replaying a recording medium
12/29/1999EP0967612A2 Optical disk recording apparatus and method for recording data on optical disk
12/29/1999EP0967610A1 System and method for controlling play of multiple audio tracks of a software carrier
12/29/1999EP0967609A2 Method and apparatus for recording data, Method and apparatus for reproducing a recording medium, recording medium, to support manufacturer specific information
12/29/1999EP0967601A1 Information recording/playback apparatus and recording medium unit used therefor
12/29/1999EP0868716A4 Method for recovering data from disk with magneto-resistive head in presence of thermal asperities
12/29/1999EP0826212B1 Read and/or record device for discs
12/29/1999CN2356402Y Information access drive capable of loading large number of optical disks
12/29/1999CN1239798A Optical disk recording apparatus and method for recording data on optical disk
12/29/1999CN1047865C Recording disk rotary apparatus
12/28/1999US6009433 Information storage and information transmission media with parental control
12/28/1999US6009234 Method of reproducing information
12/28/1999US6009170 Method for appending a signal with ciphered playback mode information
12/28/1999US6009072 High density optical disc player
12/28/1999US6009067 Apparatus for reproducing recorded information
12/28/1999US6009063 Universal portable minidisk drive system
12/28/1999US6009057 Disc drive equipped with identification indication reader provided in an optical disc
12/28/1999US6009056 Optical disc data reproducing method and optical disk driver
12/28/1999US6009053 Optical disk vibration sensing and reproducing device
12/28/1999US6009050 Reading method for magneto-optical recording disc, magneto-optical recording disc driving device and magneto-optical recording medium
12/28/1999US6008992 Locking device
12/28/1999US6008611 Method and system for driving a three-phase motor in a mass storage device
12/23/1999WO1999066468A1 Automatically closing drive for removable media
12/23/1999DE19900433A1 Method of detecting the thermal unevenness of a magnetic storage arrangement enables detection on basis of threshold level corresp. to characteristic of each magnetic resistance element
12/23/1999DE19846476A1 Spindle motor for recording disc equipment, e.g. a hard disk drive, prevents eccentricity and/or tumbling of the hub resulting from temp. changes
12/22/1999EP0965988A2 Recording medium for storing write protection information and write protection method thereof
12/22/1999EP0965126A1 Method and arrangement for controlling the data stream in a vibration-resistant playback device
12/22/1999EP0965125A1 Reproduction and/or recording device for optical recording media having a unit for adjusting the inclination of a bearing
12/22/1999EP0478337B1 Process of storing data on, or retrieving data from a plurality of disks
12/22/1999CN1239574A Optical disc, recording appts. and computer-readable recording medium
12/22/1999CN1239305A Record carrier, apparatus and method
12/22/1999CN1239304A Timer reservation apparatus of disk recording and reproducing apparatus and timer reservation information recorded disc
12/22/1999CN1239295A Focus capture for optical disc system
12/22/1999CN1239294A Focus capture for optical disc system
12/22/1999CN1239292A Recording medium for storing write protection information and write protection method thereof
12/22/1999CN1239288A Method of changing rotational rate of storage medium from initial rate to desired rate
12/22/1999CN1239287A Servo control system for information storage device
12/22/1999CN1239286A Focusing method and system for focus capture and focus control in optical disc system including detection of quad sum signal to close focus
12/22/1999CN1239285A Analog to digital converter and assembly for use in optical drive system and method therefore
12/22/1999CN1239284A Reproducing apparatus and method, program offering medium and storage medium
12/21/1999US6006004 Information record medium, apparatus for recording the same and apparatus for reproducing the same
12/21/1999US6005839 Data transmitting method, data recording apparatus, data record medium and data reproducing apparatus
12/21/1999US6005838 Multi-layers optical recording media and system for recording and reproducing information data
12/21/1999US6005837 Disc-shaped information carrier provided with two portions having different read-out speeds
12/21/1999US6005836 Optical pickup tilt adjustable disk player including tilt adjustable unit for controlling the tilt of a motor plate
12/21/1999US6005832 Optical disc device and optical disc discriminating method
12/21/1999US6005831 Roulette-type disk changer
12/21/1999US6005748 Spindle motor with multiple thrust plate fluid dynamic bearing
12/21/1999US6005747 High capacity disk drive with two stator windings
12/21/1999US6005746 Disk storage device with improved spindle torque and acceleration
12/21/1999US6005736 Method and means for active shock protection in a magnetic disk storage device using electrostatic forces
12/21/1999US6005726 Apparatus for compensating thermal asperity and DC undershoot in the data channel of a disk storage system
12/21/1999US6005725 Variable zone layout and track pitch parameter considerations for information storage disk drive
12/21/1999US6005359 Power down brake latch circuit for a brushless DC motor
12/21/1999US6004036 Fluid dynamic bearing cartridge design incorporating a rotating shaft
12/21/1999CA2175363C System and method for controlling play of multiple versions of same motion picture stored on optical disk
12/16/1999WO1999065025A1 Method and apparatus for enabling/disabling drive features
12/15/1999EP0964396A1 Disk supporting device
12/15/1999EP0964395A2 An electronic record/play switch with low noise low input impedance preamplifier
12/15/1999EP0939956A4 Writing and reading high density magnetic tapes
12/15/1999EP0682341B1 Electronic apparatus using information memory medium
12/15/1999CN1238522A Replay device for digital image signal or audio signal and replay method
12/15/1999CN1238516A VCD playback suitable for MP3 optical disk and method for reproducing it
12/14/1999USRE36445 Optical recording/reproducing apparatus for optical disks with various disk substrate thicknesses
12/14/1999US6002833 Disc storing a variable-content-video and a user interface
12/14/1999US6002657 Apparatus for reading identification indication provided on an optical disc and method therefor
12/14/1999US6002655 Optical disc apparatus accessing method and system therefor
12/14/1999US6002654 Method and apparatus for disk reproduction, disk and cards used for disk reproduction apparatus
12/14/1999US6002547 Disk drive with a rotatably mounted disk drive motor
12/14/1999US6002543 Receiving apparatus and method for selectively receiving and recording image data in response to setting of an automatic receiving mode and reproducing image data in response to a manual instruction
12/14/1999US6002223 Control circuit for an electric motor
12/14/1999CA2026194C Digital information signal reproducing apparatus for reproducing digital audio signal at the reproducing speed different from the recording speed
12/09/1999WO1999063537A1 Rotational vibration detection using a velocity sense coil
12/08/1999EP0962932A2 Using the applied peak area ratio to determine signal pw50 and head fly height