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)
02/2004
02/11/2004CN1138273C Disc cartridge and disk driver
02/11/2004CN1138269C Message recording method
02/10/2004US6690878 Direct accessing apparatus and method of disk recording and reproducing system
02/10/2004US6690529 Disk storage device and parameter transfer method
02/10/2004US6690524 Data recovery in a disc drive with redundant sync data blocks
02/10/2004CA2340352C Optical data recording method, and data recording medium
02/05/2004WO2002077993A3 System and method for recording and playing audio selections
02/05/2004US20040024931 Controller for portable electronic devices
02/05/2004US20040022523 Digital video authenticator
02/05/2004US20040022156 Method and apparatus for discriminating between different types of discs
02/05/2004US20040022155 Medium, apparatus, and method related to encryption resultant information
02/05/2004US20040022154 Spindle motor inclination angle adjusting mechanism for optical disk devices
02/05/2004US20040022153 Optical storage device rotation speed control apparatus and method
02/05/2004US20040022144 Data recording controller
02/05/2004US20040022143 Optical disk drive control circuit and method
02/05/2004US20040022140 Disc drive apparatus
02/05/2004US20040022138 Reproduction apparatus
02/05/2004US20040022096 Method and apparatus for rewriting program executed in disk drive
02/05/2004US20040021974 Reproduction control of reproduction apparatus based on remaining power of battery
02/04/2004EP1387358A1 Method for reproducing optical disc having plurality of titles
02/04/2004EP1387353A2 Method and apparatus for controlling objective lens to prevent disc from being scratched by the objective lens
02/04/2004EP1387280A1 Method for preventing unauthorized copy application program execution, its program, its program recording apparatus, and its program recording medium
02/04/2004CN2602458Y Totally-enclosed disc
02/04/2004CN1472740A Device and method for driving spindle motor in disc driver
02/04/2004CN1472739A Energy-saving method for disc driver
02/04/2004CN1472737A Disc player controlling circuit and related method
02/04/2004CN1472730A Compact disc system with burning process in equal angular velocity
02/04/2004CN1472629A Method and device for rewriting program carried in disc drive
02/04/2004CN1137489C Optical disk reproduction apparatus and reproduction method
02/04/2004CN1137478C Information recording method, information recorder/reproducer and information recording medium
02/03/2004US6687828 Method and apparatus for ciphering playback mode information for recording on record medium
02/03/2004US6687804 Method for controlling memory device in data management system
02/03/2004US6687783 Access apparatus and method for accessing a plurality of storage device having different characteristics
02/03/2004US6687455 Storage medium storing catalog information and apparatus and method for recording and/or playing back catalog information
02/03/2004US6687079 Apparatus and method for providing servo gain linearization for a magneto-resistive head
02/03/2004US6687076 Recording medium and apparatus for protecting copyrighted digital data
02/03/2004US6686697 Circuit to protect a light element
02/03/2004US6686674 Motor having single cone fluid dynamic bearing balanced with magnetic attraction
02/03/2004US6686673 Bearing structures, spindle motor, and hard disk drive
02/03/2004US6684707 Vibration measuring method, balance correcting method, and information recording and/or reproducing apparatus
01/2004
01/29/2004WO2004010431A1 Servo track writer with helium bearing
01/29/2004WO2004010430A1 Rotation speed control for recording information
01/29/2004WO2004010014A1 Dynamic pressure bearing device, spindle motor, disk drive device, and method of manufacturing dynamic pressure bearing device
01/29/2004US20040019776 Program boot method for hard disk controller, hard disk controller and hard disk drive, and control program for hard disk controller
01/29/2004US20040018007 Method and apparatus for DVD-video playback and automatic disc change control
01/29/2004US20040018003 Apparatus and method for reproducing data
01/29/2004US20040017996 Reproducing apparatus, reproducing method, reproducing program and recording medium with the program recorded therein
01/29/2004US20040017995 Operation explanation apparatus, operation explanation method and data recording medium on which an operation explanation program is recorded and an operation explanation data signal
01/29/2004US20040017954 Fluid bearing device
01/29/2004US20040017755 Recording strategy generation method and an optical information recording medium
01/29/2004US20040017748 Optical disc reproducing apparatus with function of detecting direction of rotation of disc
01/29/2004US20040017746 Disc recording medium including rotational-angle marks, recording apparatus and playback apparatus
01/29/2004US20040017738 Disk drive device
01/29/2004US20040017630 Magnetic disk apparatus and storage system
01/28/2004EP1385169A2 Recording/reproducing apparatus
01/28/2004EP1385166A2 Data recording medium, data reproducing method and reproducing device
01/28/2004EP1385165A2 Information transmitting device and information transmitting method
01/28/2004EP1385164A2 Data outputting method and data outputting device
01/28/2004EP1385163A2 Data processing system and information providing method
01/28/2004CN2601449Y Optical drive
01/28/2004CN1471793A Video information recording apparatus and reproducing apparatus
01/28/2004CN1471088A Optical recording medium continuous gap detection apparatus and method
01/28/2004CN1471004A Cartoon image replay device, progress data and cartoon image replay method
01/28/2004CN1136557C Opticaldisk drive
01/28/2004CN1136556C Optical disk device
01/28/2004CN1136555C Recordable multi-layer disc information recording/reproducing device
01/28/2004CN1136552C CD drive with several tangent speeds
01/28/2004CN1136551C Recording medium, reproducing method and recording medium device
01/28/2004CN1136550C Optical disk recording/reproducing device having current monitoring circuit and method for operating same
01/28/2004CN1136549C Information reproducing apparatus
01/28/2004CN1136546C Opticaldisk reproducing device and recording method
01/27/2004US6684307 Duplex disk controller
01/27/2004US6684199 Method for minimizing pirating and/or unauthorized copying and/or unauthorized access of/to data on/from data media including compact discs and digital versatile discs, and system and data media for same
01/27/2004US6683843 Turntable driving device for a disc player
01/27/2004US6683835 Recording medium for storing write protection information and write protection method thereof
01/27/2004US6683834 Information recording method, information recording/reproducing apparatus, and information recording medium
01/27/2004US6683826 System for reproducing information recorded on an information recording medium
01/27/2004US6683825 Optical disk drive unit
01/27/2004US6683738 Storage device for reliably maintaining data in a reproducible state for a long period of time
01/22/2004WO2004008456A1 Access controlled optical disc and method therefor
01/22/2004US20040015731 Intelligent data management fo hard disk drive
01/22/2004US20040013416 Optical disc player
01/22/2004US20040013410 Recording/reproducing apparatus with two systems
01/22/2004US20040013066 Unbalance disc detection apparatus and unbalance disc detection method
01/22/2004US20040013058 Dubbing apparatus for dubbing data
01/22/2004US20040013055 Apparatus and method for reducing program selection time in multi-changer of optical disk player
01/22/2004US20040013054 Apparatus and method for reducing program selection time in multi-changer of optical disk.
01/22/2004US20040013053 Method and apparatus for controlling home-in mode in disc drive
01/22/2004US20040012355 Closed loop acceleration control for a data storage device motor
01/22/2004CA2492336A1 Access controlled optical disc and method therefor
01/21/2004EP1383119A2 Optical Pickup Apparatus
01/21/2004CN2600900Y 硬盘结构 Hard structure
01/21/2004CN1470057A Digital video apparatus user interface
01/21/2004CN1469529A Mainshaft motor and magnetic disc driver mounted with the same mainshaft motor
01/21/2004CN1469370A Text data recording method and apparatus
01/21/2004CN1469354A Dip regulating mechanism and dip regulating method
01/21/2004CN1469347A Electric circuit and method for detecting reflective signal of optical disc device
01/21/2004CN1135553C CD playback device and CD playback method
01/21/2004CN1135551C Optical disk reproducing device and method for controlling optical disk reproduction device
01/21/2004CN1135534C Reproducing apparatus with buffer memory and capable of repeadly restarting reproduction and method for controlling the same apparatus