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)
04/2002
04/25/2002US20020048245 Method for controlling speed of an optic disk drive
04/25/2002US20020048244 Apparatus for calibrating tilt in disc player
04/25/2002US20020048241 Disk recording medium and disk drive apparatus
04/25/2002US20020048239 Information recording and reproducing apparatus
04/25/2002US20020048235 Method and apparatus for controlling reproduction of optical recording medium
04/25/2002US20020048229 Information displaying/reproducing device, informaiton editing device and information recording device
04/25/2002US20020048110 Amplifier
04/25/2002US20020047396 Motor having a dynamic pressure bearing apparatus and a manufacturing method thereof
04/25/2002US20020047394 Spindle motor
04/25/2002US20020047392 Motor and method of manufacturing the same
04/25/2002US20020047389 Spindle motor and pivot assembly
04/25/2002US20020047387 Spindle motor with toroidal sealing plates
04/25/2002US20020047363 Snap on flexible printed circuit connector
04/25/2002US20020047326 Small-size motor
04/25/2002US20020047318 Electromagnetic X-Y stage driver for nano data storage system and method for fabricating coils of the same
04/25/2002US20020046607 Vibration measuring method, balance correcting method, and information recording and/ or reproducing apparatus
04/25/2002DE10051530A1 Circuit layout for use with a fixed hard disk drive assembly has a hard disk drive assembly, a mains supply circuit, a digital part and a mains-fed circuit component with delay action through a switch in relation to switching on.
04/24/2002EP1199719A2 Recording/reproducing apparatus and control methods thereof
04/24/2002EP1199714A1 Information recording medium adaptive to copy protection and recording/reproducing apparatus
04/24/2002CN1346491A Optical disc, recording device and reproducing device
04/24/2002CN1346489A 光记录载体与扫描设备 Optical record carrier and scanning device
04/24/2002CN1346488A Recording driven information on recording medium
04/24/2002CN1346169A 电动机 Electric motor
04/24/2002CN1346127A Magnetic disk controller, method, recording medium and checking method and device
04/24/2002CN1083598C Recording and or replaying device, and recording medium having performance zone and responsible document information zone
04/23/2002US6377747 Optical disc, recording device and reproducing device
04/23/2002US6377641 Reproduction apparatus and reproduction method
04/23/2002US6377531 DVD-audio disk, and apparatus and method for recording data on and/or reproducing data from the same
04/23/2002US6377527 Disk drive device having a function of preventing vibration owing to mass eccentricity of disk
04/23/2002US6377526 Erasable WORM optical disk and method of writing thereto multiple times
04/23/2002US6377411 Head IC, head amplifier circuit, head suspension assembly, and magnetic disk drive for avoiding electrostatic breakdown of magnetic head
04/23/2002US6375357 Spindle motor
04/18/2002WO2002031828A2 Audio system with variable random-play option
04/18/2002WO2002031819A2 Information recording/reproducing apparatus and method, recording medium and information recording medium with recording/reproducing control program
04/18/2002WO2001076056A3 Piezoelectric motor and a disk drive using same
04/18/2002WO2001075866B1 Pulsed write current adapted for use with a field maintenance current in a data storage device
04/18/2002US20020046328 Access control apparatus and method for controlling access to storage medium
04/18/2002US20020046177 A recordable optical disk including an auxiliary information presence indicator
04/18/2002US20020045960 System and method for musical playlist selection in a portable audio device
04/18/2002US20020044757 Information carrier, device for reading and device for providing the information carrier and method of transmitting picture information
04/18/2002US20020044705 Conductive ceramic bearing ball, ball bearing, motor having bearing, hard disk drive, and polygon scanner
04/18/2002US20020044509 Method of discriminating disk type and reproducing apparatus thereof
04/18/2002US20020044508 Information recording medium, enclosing casing of information recording medium, and information recording apparatus using the same
04/18/2002US20020044504 Recording medium loading apparatus
04/18/2002US20020044502 Disk reproduction apparatus
04/18/2002US20020044390 Magnetoresistive effect type reproducing head and magnetic disk apparatus equipped with the reproducing head
04/18/2002US20020043745 Ceramic ball, ball bearing, motor having bearing, hard disk drive, polygon scanner, and method for manufacturing ceramic ball
04/17/2002EP1197964A1 Disk drive device and method of setting rotational speed thereof
04/17/2002EP1025560A4 Copy protectable optical media device and methodology therefor
04/17/2002CN2487074Y Optic pick-up device driver for portable DVD video disc machine
04/17/2002CN2487073Y DVD optic head machine core for top lid type optic disc player
04/17/2002CN1345447A Optical disk recording device and reproducing device
04/17/2002CN1345445A Reproducer for disc-shape storage medium
04/17/2002CN1345060A Apparatus for recording and reproducing information data
04/17/2002CN1345058A Magnetic disk machine
04/17/2002CN1345057A CD playing machine and reproducing method of the same
04/17/2002CN1345056A Apparatus for playing and storing magnetic disk
04/17/2002CN1345050A Optical disk drive
04/17/2002CN1083135C Disk rotation control apparatus and method
04/17/2002CN1083132C Optical recording method and device
04/17/2002CN1083128C Apparatus and method for recovery of disc, circuit for processing signals and circuit for detecting regenerating speed
04/16/2002US6373801 Rotation number control device for a disk signal reproduction apparatus
04/16/2002US6373798 Recording device which can continuously record information data onto plurality of information media
04/16/2002US6373791 Information reproducing apparatus, information reproducing method, and program storage medium
04/16/2002US6373655 Low cost hydrodynamic spindle
04/16/2002US6373649 Reduced head population detection in a disc drive
04/16/2002US6373647 Method of self-testing magneto-resistive heads for instability in a disk drive
04/16/2002US6373246 Cantilever magnetic force sensor for magnetic force microscopy and method of manufacturing magnetic force sensor
04/16/2002US6373154 Disk player, and turntable incorporating self-compensating dynamic balancer, clamper incorporating self-compensating dynamic balancer and spindle motor incorporating self-compensating dynamic balancer adopted for disk player
04/16/2002US6371650 Hydraulic dynamic bearing and spindle motor and rotary assembly provided
04/11/2002WO2002029812A2 Method and apparatus for detecting free fall
04/11/2002WO2002029804A1 Disk device
04/11/2002WO2002029803A2 Disc drive spindle motor having reduced acoustic noise
04/11/2002US20020042900 Recording medium failure analysis apparatus and method
04/11/2002US20020041692 Audio system and method of providing music
04/11/2002US20020041557 DVD-Audio disk, and apparatus and method for recording data on and/or reproducing data from the same
04/11/2002US20020041554 Information processing system for holding number of times of record restarting
04/11/2002US20020041551 Optical disc playback apparatus and method of judging disc type
04/11/2002US20020041548 Rotation control method for recording medium and storage apparatus
04/11/2002US20020041547 Reproduction apparatus and reproduction method
04/11/2002US20020041539 Storing data on a medium in an optical system
04/11/2002US20020040891 Disc balancing device, and method thereof
04/11/2002DE10049499A1 Vorrichtung an einem Laufwerk zum Drehen von Informationsplatten Device to a drive for rotating information discs
04/10/2002EP1195767A1 Method and apparatus for evaluating for the purpose of decoding a bitstream having a data structure fulfilling the requirements of two different data structure standards, and storage medium containing such bitstream
04/10/2002EP1195763A2 Information recording apparatus, information recording method, and information recording medium in which information recording program is computer-readably recorded
04/10/2002EP1195760A2 Apparatus on a drive to turn information disks
04/10/2002EP1195759A2 Optical disc playback apparatus and method of judging disc type
04/10/2002CN1344413A Record carrier, device for playing back record carrier, method for playing back record carrier, device for recording record carrier and method for recording record carrier
04/10/2002CN1344407A Recordable multi-layer disc and information recording and reproduction device
04/10/2002CN1343980A Method and device for preventing vibration demage of hard disk
04/10/2002CN1343979A 索引检测机构 Index testing organizations
04/10/2002CN1343976A Optical camera tube, optical disk, and information processor
04/10/2002CN1343969A Mfg. method of cork electromagnhetic resistance head
04/10/2002CN1082697C Data recording and displaying device with changeable rotation rate and data clock frequency
04/09/2002USRE37638 Magnetic hard disk storage device
04/09/2002US6370319 Digital recording apparatus and method
04/09/2002US6370088 Photomagnetic recording/reproduction apparatus
04/09/2002US6369981 Disk drive unit with hydrodynamic fluid bearing unit and disk device with said drive unit
04/09/2002US6369980 Disk drive unit with hydrodynamic fluid bearing unit and disk device with said drive unit
04/09/2002US6369968 Audio-visual drive optimized for response to an off-course head during a write command