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)
05/1997
05/29/1997WO1997019406A1 Storage device having a nonvolatile memory for storing user changeable operating parameters
05/29/1997CA2210064A1 High speed ten pole/twelve slot dc brushless motor with minimized net radial force and low cogging torque
05/28/1997EP0776007A2 Information storing apparatus
05/28/1997EP0776000A2 Information reading system
05/28/1997EP0775998A2 Optical pickup controlling system
05/28/1997EP0775359A2 Device for reading and/or recording information on a disc-shaped information carrier
05/28/1997EP0775358A2 System including a presentation apparatus, in which different items are selectable, and a control device for controlling the presentation apparatus, and control device for such a system
05/28/1997DE19649194A1 Recording device for carrying out simple overdubbing
05/28/1997DE19648768A1 Information and data carrier optical disc drive
05/28/1997CN1150692A Record/reproduction controlling signal generator with error preventing circuit having automatic level control circuit
05/28/1997CN1150686A Locator of recording-playback head for replaying and/or recording information on disc
05/28/1997CN1150681A Recording medium and recording/reproduction apparatus therefor
05/27/1997US5633856 Disc table for disc recording/reproducing apparatus and method for producing same
05/27/1997US5633847 Apparatus for recording on and playback from both sides of a disk shaped recording medium
05/27/1997US5633843 User friendly compact disk (CD) read only memory (ROM) player
05/27/1997US5633842 Disk selection control device for multidisk player
05/27/1997US5633841 Optical disc recording/reproducing apparatus having automatic protection of previously recorded data
05/27/1997US5633840 Method of setting an initial position of a pickup based on disk recognition and a disk player therefor
05/27/1997US5633769 Magnetic disc drive device
05/27/1997US5633767 Adaptive and in-situ load/unload damage estimation and compensation
05/27/1997US5633570 Position feedback control of brushless DC motors from standstill
05/27/1997US5633569 Start-up commutation method for a rotating magnetic storage device without back rotation
05/27/1997US5633568 Method and apparatus for dynamic low voltage spindle motor operation
05/22/1997WO1997018562A1 Disc drive hydro bearing lubricant with electrically conductive, non-metallic additive
05/22/1997WO1997018553A1 Removable cartridge disk drive with angularly inserted cartridges
05/22/1997WO1997018185A1 Lipopolyamines as transfection agents and pharmaceutical uses thereof
05/21/1997CN1150302A Magnetic recording replay apparatus
05/21/1997CN1150300A Reproducing method and reproducing apparatus of recording medium
05/21/1997CN1150299A Device for locking driving motor of disc player
05/21/1997CN1150294A Recording medium, recording apparatus and reproducing apparatus
05/21/1997CN1150293A Recording medium capable of carry-out interactive replay and replay system thereof
05/20/1997US5631999 Adaptive compensation for hard disc drive spindle motor manufacturing tolerances
05/20/1997US5631884 Compact-disc changer using the same optical pickup device used for playing disc for sensing roulette position
05/20/1997US5631508 Cost-saving, small-sized motor with improved stability over wide speed range
05/20/1997CA2086289C Optical information recording and reproducing apparatus
05/20/1997CA2077950C Apparatus for optically recording and reproducing information
05/14/1997EP0773542A2 Multiple data surface optical medium and data storage system
05/14/1997EP0773541A2 Multiple data surface optical medium and data storage system
05/14/1997EP0773538A2 Objective lens driving apparatus
05/14/1997EP0773537A2 Drive apparatus for objective lens
05/14/1997EP0664919B1 Recording medium and appliance for generating sounds and/or images
05/14/1997EP0490485B1 Rotating memory system
05/14/1997CN1149743A Adaption control method for optical data regenerator
05/14/1997CN1149742A Power saving method for optical data regenerator
05/13/1997US5630165 Servo system controlled by master and second processors through memory being accessed for read and write by processors in separate portions respectively
05/13/1997US5630104 Apparatus and method for providing multimedia data
05/13/1997US5630008 Control circuit for driving motor with reduced power consumption and disk unit having the control circuit
05/13/1997US5630006 Multi-scene recording medium and apparatus for reproducing data therefrom
05/13/1997US5629924 Optical disk having synchronous marks and data marks to satisfy certain criteria
05/13/1997US5629913 Optical disk recording control method and apparatus for recording user data based on test signal
05/13/1997US5629819 Floppy disk assembly having storage-capacity discrimination means
05/13/1997US5629781 High-speed image processing using parallel storage
05/13/1997US5628571 Bearing structure
05/13/1997US5628569 Fluid bearing unit and manufactured method thereof
05/09/1997WO1997016829A1 Miniature disc drive spindle motor having hydro bearing with high shear-strength viscosity index improved lubricant
05/09/1997WO1997016828A1 Disc drive spindle motor having hydro bearing with optimized lubricant viscosity
05/09/1997WO1997016827A1 Disc drive spindle motor having hydro bearing with lubricant optimized with disc drive compatible additives
05/07/1997EP0772192A2 Optical disc reproducing apparatus
05/07/1997EP0772191A2 Information recording device
05/07/1997DE19644755A1 Spindle motor arrangement for magnetic hard disk drive
05/07/1997DE19644143A1 Audioabspieleinrichtung zum Wiedergeben von Schreibdaten als Audiosignale Audio playback means for reproducing write data as audio signals
05/06/1997US5627946 Hard disk format using frames of sectors to optimize location of servo bursts
05/06/1997US5627895 Electronic device for detecting selected visually perceptible indication information on an information storage medium for security comparison
05/06/1997US5627811 Constant linear velocity optical disk apparatus having improved circuitry for speed data access
05/06/1997US5627810 Recording/reproducing apparatus that forms read and write clock signals with differing frequencies from the servo clock signals
05/06/1997US5627809 Optical disk device having high-speed reproduction capability
05/06/1997US5627657 Method for sequentially displaying information recorded on interactive information recording medium
05/02/1997EP0771000A2 Optical disk reproducing apparatus equipped with variable gain amplifier capable of adjusting amplitude of reproduction signal
05/02/1997EP0770999A1 Hard disc drive with a compound bearing assembly
05/02/1997EP0770998A1 Hard disc drive with a compound bearing assembly
05/02/1997EP0770997A2 Password protection for removable hard drive
05/02/1997EP0676104B1 Music playing system with decentralised units
05/01/1997WO1997015922A1 Optical disk drive
04/1997
04/29/1997US5625799 Method and apparatus for determining the logic and functionality of a changeline
04/29/1997US5625792 Reproducing apparatus with transfer buffer and shared extended memory
04/29/1997US5625615 Optical storage drive employing variable write speed for reduced laser write power
04/29/1997US5625611 Method of recording on a recording medium employing an automatic updating of management data by monitoring the signal being recorded
04/29/1997US5625512 Air bearing slider deflection apparatus and method for fabricating same
04/29/1997US5625511 Stepped spindle motor shaft to reduce disk drive acoustic noise
04/29/1997US5625464 For recording data
04/29/1997US5624584 Process for reducing disk deformation of holder arm of data recording device
04/29/1997US5624265 Printed publication remote contol for accessing interactive media
04/24/1997WO1997015050A1 Information storage medium, information reproducing method, and information reproducing apparatus
04/23/1997EP0769782A2 Magnetic disk drive
04/23/1997EP0769774A2 Retraction of a disc drive actuator
04/23/1997EP0769629A2 Hydrodynamic bearing assembly with single sided grooved counterplate
04/23/1997EP0769628A1 Bearing device and spindle motor provided with the bearing device
04/23/1997EP0769182A1 Remote control for remotely controlling interactive media
04/23/1997CN1148438A Reading/writing information on a storage medium
04/23/1997CN1148236A Optical pickup
04/23/1997CN1148235A Cd播放机 Cd Player
04/22/1997US5623505 Apparatus for detecting presence of information data for use in recording medium playing apparatus
04/22/1997US5623382 Disk driving apparatus
04/22/1997US5623381 Disk drive
04/22/1997US5623379 Method of controlling a start-up of a motor used for a disk apparatus
04/22/1997US5623378 Signal reproducing circuit adopted for head utilizing magneto-resistive effect with control for reducing transient period between read and write states
04/22/1997US5623295 Information recording reproducing apparatus using probe
04/17/1997WO1997014249A1 Data transmitter, data transmitting method, data receiver, information processor, and information recording medium
04/17/1997WO1997014151A1 Multimedia optical disc corresponding to different rating systems of different countries, and method and apparatus for reproduction
04/17/1997WO1997014148A1 Optical disk reproduction apparatus for optical disk reproduction method