Patents
Sitemap › G11 - Information storage › G11B - Information storage based on relative movement between record carrier and transducer › G11B 7 - Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power; Record carriers therefor
Patents for G11B 7 - Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation, reproducing using an optical beam at lower power; Record carriers therefor (102,715)
06/2000
06/14/2000CN1256486A Laser head device and light source unit
06/14/2000CN1256485A Campatible optical pickup device
06/14/2000CN1256484A Data duplicating unit for optical disk system
06/14/2000CN1256483A Device and method for replaying optical disk
06/14/2000CN1053515C Multi-data-layer light disk and driving unit using the same
06/14/2000CN1053514C Multiple data surface data storage system and method
06/14/2000CN1053513C Method and apparatus for focusing control
06/13/2000US6076184 Information recording method, reproducing method, and reproducing apparatus
06/13/2000US6076135 Information medium having a plurality of recording surfaces
06/13/2000US6075921 Method of and apparatus for recording/reproducing video data in data units as a unit of data corresponding to a predetermined number of pictures
06/13/2000US6075764 Laser-writable information recording medium with reference track for laser-writing information thereto using edge following
06/13/2000US6075762 Disc drive apparatus
06/13/2000US6075761 Optical recording medium having pits that are formed with respect to a wobbled groove at substantially constant positions in each cycle of the groove having a pit
06/13/2000US6075760 System for performing focusing operation when recording and/or reproducing data on multilayered optical disks
06/13/2000US6075759 Optical information recording and reproducing apparatus
06/13/2000US6075673 Composite slider design
06/13/2000US6075667 Method and apparatus for determining head positioning in a magnetic disk drive system using first and second gray codes
06/13/2000US6075659 Optical pickup apparatus and method of manufacture thereof, optical disk apparatus and method of manufacture thereof, and injection molding die
06/13/2000US6075656 High numerical aperture objective lens
06/13/2000US6075652 Convex-microgranular surface structure
06/13/2000US6075650 Beam shaping optics for diverging illumination, such as produced by laser diodes
06/13/2000US6074482 Device for coating disc-shaped information storage media
06/13/2000US6074031 Method and apparatus for printing labels on digital recording media
06/13/2000CA2009718C Microstructure-bearing composite plastic articles and method of making
06/08/2000WO2000033302A1 Magnetic memory drive and optical device
06/08/2000WO2000033301A1 Integrated optical tracking system for magnetic media
06/08/2000WO2000033298A2 Monolithic optical head
06/08/2000WO2000032646A1 Vinylcyclohexane-based block copolymers
06/08/2000WO2000032399A1 Printing mechanism for digital discs
06/08/2000WO2000032374A2 Injection molding of an optically readable, non-circular data carrier
06/08/2000DE19655037C2 Optical memory device with electrical position sensing
06/08/2000CA2352289A1 Vinylcyclohexane-based block copolymers
06/07/2000EP1006527A1 A decoding apparatus
06/07/2000EP1006518A1 Production process of optical information recording medium and production apparatus thereof
06/07/2000EP1006517A1 An optical disk and an optical disk reproduction apparatus
06/07/2000EP1006516A1 An optical disk and an optical disk reproduction apparatus
06/07/2000EP1006515A1 Optical disk
06/07/2000EP1006514A1 Optical disk
06/07/2000EP1006513A2 Optical multilayer digital data carrier
06/07/2000EP0814468B1 Optical recording and reproducing device
06/07/2000EP0763236B1 Device for optically scanning a recording medium
06/07/2000EP0642692B1 Erasable optical media
06/07/2000EP0642691B1 Erasable optical recording media
06/07/2000CN1256003A Method for preparing optical recording medium and preparing appts. therefor
06/07/2000CN1256002A Optical disc device
06/07/2000CN1255701A Information recording medium and information reproduction method
06/07/2000CN1053283C Optical-pick up using multi-lens holder
06/07/2000CN1053282C Objective lens driving device and method for producing resilient supporting member
06/07/2000CN1053143C Metal mold device for molding disc substrate and method for fabrication of disc substrate
06/06/2000US6072934 Video previewing method and apparatus
06/06/2000US6072918 Information reproducing device for reproducing multimedia information recorded in the form of optically readable code pattern, and information recording medium storing multimedia information in the same form
06/06/2000US6072817 Semiconductor laser device and optical disk apparatus using the same
06/06/2000US6072763 Optical head device having a pinhole member for removing wavefront aberration
06/06/2000US6072762 Optical disk recording/reproducing method and apparatus for preventing wave length shift during recording and reproducing operations
06/06/2000US6072761 Optical storage apparatus having an automatic laser power control with light emission fine control
06/06/2000US6072760 Reproduction apparatus and method
06/06/2000US6072759 Recording medium with format for preventing unauthorized copying, and reproducing apparatus for same
06/06/2000US6072758 Disc recording and/or reproduction apparatus and method thereof
06/06/2000US6072757 Apparatus and method for determining a disk type prior to reproducing data from the disk
06/06/2000US6072756 Optical disk apparatus and data recording method
06/06/2000US6072607 Optical pickup device
06/06/2000US6071672 Quaternary cyanine dye salt with substituted benzenedithiol metal complex anion; compact disks
06/06/2000US6071671 Fluorescent optical memory
06/06/2000US6071588 Optical recording medium
06/06/2000US6071587 Optical recording medium and its recording method
06/06/2000US6071586 Manufacturing method of a master disk for forming an optical disk, and the master disk
06/06/2000US6071344 Transferring device for optical discs being processed in a disc manufacturing assembly, disc manufacturing assembly incorporating the transferring device, and associated transferring method
06/06/2000US6070799 Copy protection for a recordable medium and for controlling a recorder
06/02/2000WO2000031737A1 Optical recording medium and method of assigning its spare area
06/02/2000WO2000031733A1 Three-dimensional optical memory with fluorescent photosensitive material
06/02/2000WO2000031732A1 Apparatus for testing data-carrying discs
06/02/2000WO2000031731A1 Method and apparatus for measuring radial error of rotating encoded disks
06/02/2000WO2000031730A1 Optical data storage
06/02/2000WO2000014734A3 Reading primary and security data from optically readable data storage media
06/02/2000CA2318845A1 Three-dimensional optical memory with fluorescent photosensitive material
05/2000
05/31/2000EP1005037A1 Optical disk and method of manufacturing optical disk
05/31/2000EP1005036A1 Optical information recording medium
05/31/2000EP1005035A1 An optical disk and an optical disk reproduction apparatus
05/31/2000EP1005034A1 An optical disk carrying barcoded information
05/31/2000EP1005033A1 An optical disk and an optical disk reproduction apparatus
05/31/2000EP1005032A1 Part fixing method capable of reducing cost
05/31/2000EP1005031A2 Multi-beam optical pickup apparatus appropriately controlling distance between objective lens and optical information recording medium.
05/31/2000EP1005030A1 Apparatus for reproduction of data recorded on an information disk
05/31/2000EP1005029A1 Optical pickup comprising a damper base having an oval hole
05/31/2000EP1005028A1 Optical disk, optical recorder, optical reproducer, cryptocommunication system and program license system
05/31/2000EP1005027A1 Optical recorder, optical reproducer, cryptocommunication system and program license system
05/31/2000EP1005026A1 Optical recorder, optical reproducer, cryptocommunication system and program license system
05/31/2000EP1005025A1 Optical disk for use with an encryption or program license system
05/31/2000EP1005024A1 Optical reproducing device for the reproduction of encrypted information
05/31/2000EP1005023A1 Optical reproducing device for the reproduction of encrypted information
05/31/2000EP1004116A1 Compact disc in check or business card format
05/31/2000EP1004115A2 Optical pickup apparatus, holder and method of producing optical pickup apparatus
05/31/2000EP1003804A2 Cross-linkable polymeric composition
05/31/2000DE19855062A1 Blockcopolymere auf Vinylcyclohexanbasis Block copolymers Vinylcyclohexanbasis
05/31/2000DE19850969A1 Verfahren zum Anzeigen der Fehlerhäufigkeit und der Fehlerfrequenz bei einem taktweise arbeitenden Fehlerinspektionssystem A method for displaying the error rate and the error rate in a cyclically operating defect inspection system
05/31/2000CN2380995Y Compated disc
05/31/2000CN2380994Y Small digital laser video-disc
05/31/2000CN1255227A Optical recording medium and method of information recording/reproducition using the same
05/31/2000CN1254924A Record medium, record device and replayer for optical disk
05/31/2000CN1254918A Method and device for modulating and demodulating data
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