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)
08/2003
08/20/2003CN1118797C Optical disk reproducing device
08/20/2003CN1118796C Disk discrimination apparatus for optical disk reproducing apparatus
08/20/2003CN1118795C CD recording/reproducing equipment and method thereof
08/20/2003CN1118726C Printing method printed matter and optical disk
08/19/2003US6609203 Secure optically readable memory usable in connection with a limited number of machines
08/19/2003US6609073 Electronic device for calculating the time interval between successive transitions of an incident signal
08/19/2003US6608810 Optical disk comprising a positional information section and a sync mark section each having a wobble pattern
08/19/2003US6608809 Seek operation on different recording density regions based on the reflection of a boundary area
08/19/2003US6608808 Pseudo telecentric optical storage system
08/19/2003US6608807 Generating a multilevel calibration sequence for precompensation
08/19/2003US6608806 Information recording method and apparatus with suppressed mark edge jitters
08/19/2003US6608805 Disk type determining apparatus, optical disk reproducing apparatus and tracking error signal generating apparatus
08/19/2003US6608804 Disk having unique code for identifying its type for optical disk player and method for discriminating types thereof
08/19/2003US6608803 Recording medium reproduction apparatus
08/19/2003US6608802 Disk drive apparatus having improved power consumption
08/19/2003US6608800 Optical data-storage apparatus employing optical media with three-dimensional data pattern
08/19/2003US6608774 Two-photon four-dimensional optical memory
08/19/2003US6608716 Optical enhancement with nanoparticles and microcavities
08/19/2003US6608675 Method for visualizing higher-order structure of transparent optical polymer molding
08/19/2003US6608477 Apparatus and method for altering track scan data based on head width relative to data track width and determining the position error signal from the altered track scan data to qualify the head in a data storage device
08/19/2003US6608460 Method of driving head, head driving device and disc driving apparatus using the same method and device
08/19/2003US6608416 Motor and method of manufacturing the same
08/19/2003US6608228 Fluorenyl and dibenzosuberenyl moieties; efficient
08/19/2003US6607869 Substrates having recording, reflective, light interference and protective multilayers used for reverse phase change recording; disks
08/19/2003US6607845 Optical recording medium and optical recording method
08/14/2003WO2003067593A1 Optical disk
08/14/2003WO2003067588A1 Optical recording/reproducing method and optical recording medium
08/14/2003WO2003067587A1 Rewritable optical storage medium and use of such medium
08/14/2003WO2003067586A1 Optical pickup and disk drive unit
08/14/2003WO2003067585A1 Optical head device using aberration correction device and disk drive unit
08/14/2003WO2003067584A1 Semiconductor laser drive circuit
08/14/2003WO2003067583A1 Optical head
08/14/2003WO2003067582A1 Method for initializing optical recording medium
08/14/2003WO2003067581A1 Information medium and information recording/reproduction apparatus
08/14/2003WO2003067580A1 Optical recording medium and method for recording information on optical recording medium
08/14/2003WO2003067579A1 Optical recording/reproducing method and optical recording medium
08/14/2003WO2003067578A1 Optical information recording condition adjustment method, recording/reproducing method and apparatus
08/14/2003WO2003067507A2 Method and system for optical disc copy-protection
08/14/2003WO2003034424A3 Improvements in or relating to the copy protection of optical discs
08/14/2003US20030153720 Polycarbonate obtained by ester exchange process and a compound having an ester, carbonate, amide or urethane bond and an aromatic hydrocarbon group substituted with an alkyl, has a molecular weight of 300-8000
08/14/2003US20030153657 Thermoplastic blends of polycarbonate, mold-release agents with hydroxy groups and mixtures of oligomer and monomer phosphorous compounds; optical data carriers
08/14/2003US20030152867 Information recording medium and its manufacturing method
08/14/2003US20030152866 Process for producing optical information recording medium and optical information recording medium produced by the process
08/14/2003US20030152842 Data storage medium comprising colloidal metal and preparation process thereof
08/14/2003US20030152774 Mixture of plastic and fluorescence material; injection molding, stamping; colored; transmissive to lasers
08/14/2003US20030152756 Method and apparatus for processing three-dimensional structure, method for producing three-dimensional shape product and three-dimensional structure
08/14/2003US20030152739 Nonlinear optical thin film, optical recording medium using nonlinear optical film and optical switch
08/14/2003US20030152019 Limited play optical devices with interstitial reactive layer and methods of making same
08/14/2003US20030152017 Optical disc
08/14/2003US20030152016 Lower inertial compact disk driving device
08/14/2003US20030152015 Photoreceiver amplifier circuit and optical pickup employing the same
08/14/2003US20030152014 High NA objective lens for optical pick-up
08/14/2003US20030152013 Optical recording medium, master disc for manufacturing optical recording medium, and device and method for manufacturing master disc for manufacturing optical recording medium
08/14/2003US20030152012 Optical pickup device
08/14/2003US20030152009 Optical disk medium, and data recording method and device
08/14/2003US20030152008 Modulation signal generator for producing original disc of optical disc
08/14/2003US20030152007 Disk recording system by data reading and straightforward conversion to digital data
08/14/2003US20030152006 Information recording method and optical recording medium therefor
08/14/2003US20030152005 Method of recording and/or reproducing information onto/from an information storage medium and an information-recording and/or information-reproducing device
08/14/2003US20030152003 Method and apparatus for initializing optical recording media
08/14/2003US20030152002 Method and apparatus for initializing optical recording media
08/14/2003US20030152000 Mirror detection signal generator
08/14/2003US20030151999 Optical-pickup device and tilt-detecting method thereof
08/14/2003US20030151998 Mehod and apparatus for optical data storage
08/14/2003US20030151997 Optical disk drive and method for controlling movement of optical pickup
08/14/2003US20030151996 Optical scanning device
08/14/2003US20030151995 Laser drive integrated circuit and optical disk apparatus using the same
08/14/2003US20030151994 Recordable optical disc, optical disc recording apparatus, optical disc reproduction apparatus, and method for recording data onto recordable optical disc
08/14/2003US20030151993 Determinination of recording power of radiation beam for recording information onto recording medium
08/14/2003US20030151992 Disk device, read control method for management information in disk device, and data processing terminal device using that disk device
08/14/2003US20030151991 Recording method, recording apparatus, reproducing method and reproducing apparatus
08/14/2003US20030151990 Optical disc recording and playback apparatus
08/14/2003US20030151989 Optical information processing apparatus incorporating diffraction grating with non-grating light receiving area
08/14/2003US20030151988 Optical information recording and reproducing method and apparatus for reproducing information utilizing maximum-likelihood decode
08/14/2003US20030151987 Control apparatus and optical disk apparatus
08/14/2003US20030151814 Anti-reflective coating for holographic data storage media
08/14/2003US20030151783 Single component aspheric apodizer
08/14/2003US20030151151 Apparatus and method for profiling optical disks
08/14/2003US20030151150 Method for manufacturing disc-shaped optical recording medium
08/14/2003US20030150693 Method and device for producing optical data carriers
08/14/2003US20030150631 Flexible printed circuit with EMI protection
08/14/2003US20030150553 Colored optical discs and methods for making the same
08/14/2003US20030150100 Method for manufacturing disc-shaped optical recording medium and disc-shaped substrate for optical recording medium
08/14/2003DE29924528U1 Diffraction lens for optical recording on DVD and CD-RW disks has number of annular areas of different diffraction effects
08/14/2003DE20309094U1 Drive for an optical computer medium, especially CD-RW or DVD- RW, incorporates a controller that generates information about the read or write process occurring so that it can be displayed in a user-friendly front panel display
08/14/2003DE10231767C1 Spindle transport and cooling system, for optical disc manufacture, includes four spindles adjusted for simultaneous contact with optically-readable data discs in various formats
08/14/2003CA2475372A1 Rewritable optical storage medium and use of such medium
08/14/2003CA2464808A1 Method and system for optical disc copy-protection
08/13/2003EP1335642A2 Flexible printed circuit with EMI protection
08/13/2003EP1335378A2 Dvd audio disk reproducing device and method thereof
08/13/2003EP1335377A2 Dvd audio disk reproducing device and method thereof
08/13/2003EP1335374A1 Data carriers and adaptors therefor
08/13/2003EP1335361A1 Method and apparatus for CD format decision
08/13/2003EP1335357A1 Optical recording medium, optical recording method and optical recording device
08/13/2003EP1335356A1 Recording method and recording alloy
08/13/2003EP1335355A1 Optical disk unit and control method therefor
08/13/2003EP1334998A1 Metal complex type squarylium compounds and optical recording media made by using the same
08/13/2003EP1334488A1 Method and apparatus for determining main parameter values of a storage medium that are required for replaying said storage medium
08/13/2003EP1334487A2 Cd-rom wing and reading and transporting device
08/13/2003EP1228637B1 DVD device for pseudo-simultaneous reading and recording, having presentation pause and pause resume functions involving variable rotational speed
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