Patents
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)
10/2008
10/08/2008EP1978515A1 Optical recording medium
10/08/2008EP1978514A1 Pickup for accessing moving storage media and drive having the pickup
10/08/2008EP1978513A2 Hybrid data storage system
10/08/2008EP1978512A1 Method for intentionally degrading the content of an optical recording medium
10/08/2008EP1978511A2 Optical disc recording method and optical disc
10/08/2008EP1977902A1 Optical recording medium and process for production thereof
10/08/2008EP1977420A1 Optical recording medium
10/08/2008EP1815467A4 Optical pick-up, method of generating aberration for compensation and optical information processing apparatus using the same
10/08/2008EP1668633B1 Optical record carrier recording method, optical record carrier and apparatus for writing information
10/08/2008EP1656669B1 Use of cling films for the fixation and simultaneous covering and protection of optical storage media
10/08/2008EP1631438B1 Method of producing an optical structure on a plurality of bodies
10/08/2008EP1602746B1 Sputtering target and process for producing the same, thin film for optical information recording medium and process for producing the same
10/08/2008EP1553570B1 Optical head and optical disk unit
10/08/2008EP1358653A4 Limiting shelf life for limited play optical information storage media
10/08/2008EP1157379B1 Optical scanning unit comprising a detection system for detecting the position of a movable element within the unit
10/08/2008EP0996950B1 Rewritable optical information medium
10/08/2008CN201130532Y Real-time guard apparatus for testing optical disk
10/08/2008CN101283408A Optical disc drive device and optical disc reproduction method using same
10/08/2008CN101281774A Multi-layer information recording medium, recording apparatus, and recording method
10/08/2008CN101281773A Multi-layer information recording medium, recording apparatus, and recording method
10/08/2008CN101281772A Multi-layer information recording medium, recording apparatus, and recording method
10/08/2008CN101281771A Multi-layer information recording medium, recording apparatus, and recording method
10/08/2008CN101281770A Multi-layer information recording medium, recording apparatus, and recording method
10/08/2008CN101281769A Multi-layer information recording medium, recording apparatus, and recording method
10/08/2008CN101281768A Multi-layer information recording medium, recording apparatus, and recording method
10/08/2008CN101281760A Hologram recording material, hologram recording medium and hologram recording method
10/08/2008CN101281759A Light information storage medium
10/08/2008CN101281758A Connecting device and optical disk driver with the same
10/08/2008CN101281757A Prism and light pick-up device using the same
10/08/2008CN101281756A Pickup for accessing moving storage media and drive having the pickup
10/08/2008CN101281755A Method for reading data
10/08/2008CN101281754A Optical information record devide and method and signal processing circuit
10/08/2008CN101280046A Curable compositions
10/08/2008CN100424776C Optical disk and optical disk reproduction apparatus
10/08/2008CN100424775C Optical disk and optical disk reproduction apparatus
10/08/2008CN100424773C Record controlling method on record media and its data recording method and apparatus
10/08/2008CN100424770C Dye for improving optical disk track-seeking signal
10/08/2008CN100424769C Optical recording medium
10/08/2008CN100424768C Optical recording medium dye and optical recording medium using same
10/08/2008CN100424767C Optical pick-up device
10/08/2008CN100424766C Track-jump control device and method thereof
10/08/2008CN100424765C Optical recording medium, and method and apparatus for optical recording and reproducing thereof
10/08/2008CN100424764C Power controlling method based on time-base error feedback
10/08/2008CN100424763C Method of optimizing write strategy and optical recording apparatus thereof
10/08/2008CN100424762C Power adjusting method for pickup head accessing optical disc and optical disc information reproduction device thereof
10/08/2008CN100424761C System and method for optimizing write strategy parameters using two-stage adjustment
10/08/2008CN100424760C Diffraction element and optical pick-up apparatus having the same
10/08/2008CN100424759C Write-once optical disc, and method and apparatus for recording/reproducing management information on/from optical disc
10/07/2008US7434266 Reproducing apparatus and method, and disk reproducing apparatus
10/07/2008US7433867 Information processing apparatus, information delivery system, information processing method, and recording medium
10/07/2008US7433295 Information recording medium, information recording and/or reproducing apparatus and method, computer program for controlling record or reproduction, and data structure including control signal
10/07/2008US7433294 Method of and apparatus for recording data in various recording formats on an optical storage medium, method of and apparatus for reproducing the data, and an optical storage medium on which the data is recorded
10/07/2008US7433293 Optical disc recording medium and method of manufacturing the same
10/07/2008US7433292 Optical disk system with delay-difference detector without delay lines
10/07/2008US7433291 Objective lens
10/07/2008US7433290 Complex objective lens, optical head, optical information apparatus, computer, optical disk player, car navigation system, optical disk recorder, and optical disk server
10/07/2008US7433289 Frequency detection method for optical disc bit data reproduction apparatus
10/07/2008US7433287 Method of recording and/or reproducing data with respect to information storage medium
10/07/2008US7433286 Jitter detection apparatus
10/07/2008US7433285 Disk having unique code for identifying its type for optical disk player and method for discriminating types thereof
10/07/2008US7433284 Method for controlling tilt servo in optical disc device
10/07/2008US7433283 Hybrid switching method of spindle motor of optical disc drive
10/07/2008US7433282 Recording method and drive for optical storage media
10/07/2008US7433281 Address information recording apparatus and method, and address information reproducing apparatus and method
10/07/2008US7433280 Method and system for buffering data file to buffer memory
10/07/2008US7433279 Layer jump control device and method of high-speed optical drive
10/07/2008US7433278 Objective lens drive having a variable stiffness fixing member
10/07/2008US7433277 Wobble demodulator and wobble demodulation method
10/07/2008US7433276 Domain wall displacement detection system magneto-optical recording medium and its manufacturing method
10/07/2008US7433256 Information carrier, and system for positioning such an information carrier in a reading and/or writing apparatus
10/07/2008US7433255 Information carrier, and system for positioning such an information carrier in an apparatus
10/07/2008US7432487 Device for correcting output of optical pickup
10/07/2008US7432036 Non-resonant two-photon absorbing material, non-resonant two-photon emitting material, and method for inducing absorption or generating emission of non-resonant two photons by using the material
10/07/2008US7431973 Optical information recording medium, and manufacturing method, recording method, and recording apparatus thereof
10/07/2008US7431429 Printhead integrated circuit with planar actuators
10/02/2008WO2008118575A1 Topcoat for initializing thermally rewritable media
10/02/2008WO2008117929A1 Data restoring method and holographic data recording and/or reproducing apparatus
10/02/2008WO2008117925A1 Holographic storage medium, recording and/or reproducing apparatus, and recording and/or reproducing method
10/02/2008WO2008117922A1 Apparatus and method for determining write strategy, and apparatus and method for recording data
10/02/2008WO2008117858A1 Optical recording medium and method for manufacturing the same
10/02/2008WO2008117758A1 Substrate glass for data storage medium, and glass substrate
10/02/2008WO2008117671A1 Method for distinguishing optical device and device for distinguishing optical device
10/02/2008WO2008117663A1 Optical pickup device and objective optical element for optical pickup device
10/02/2008WO2008117656A1 Organic/inorganic composite material for optical applications and optical element
10/02/2008WO2008117642A1 Optical head device and optical information recorder/reproducer
10/02/2008WO2008117640A1 Optical pickup device lens unit and optical pickup device
10/02/2008WO2008117587A1 Optical element for optical pickup device and optical pickup device
10/02/2008WO2008117555A1 Optical element and method for machining die for optical element
10/02/2008WO2008117503A1 Optical disk drive
10/02/2008WO2008117502A1 Optical disk drive
10/02/2008WO2008117374A1 Information recording medium, and reproducer
10/02/2008WO2008117228A1 Method for tracking the information track of an optical disc
10/02/2008WO2008097889A3 Focal offset recording system and method
10/02/2008US20080244632 Combination Type Optical Disk Medium, Its Reproduction Method and Optical Disk Apparatus
10/02/2008US20080244631 Optical read/write device
10/02/2008US20080241741 Multilayer; substrate, dielectric; phase change material and electrode embedded in dielectric
10/02/2008US20080241706 Holographic data storage medium and fabrication method thereof
10/02/2008US20080239935 Method for recording wobble signals on an optical disc and optical disc on which the wobble signals are recorded
10/02/2008US20080239934 Optical recording medium and recording film material
10/02/2008US20080239933 Writable optical information recording medium, apparatus for reproducing the same, and method of determining the same