| 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) |
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| 02/02/2005 | CN1187745C Laminated light waveguide three-D data memory and single beam recording and reading method |
| 02/02/2005 | CN1187744C Method for controlling writing power in optical drive and its equipment |
| 02/02/2005 | CN1187743C Optical element, light source device, optical head device and optical information processing unit |
| 02/02/2005 | CN1187742C Optical element, optical head and signal reproducing method |
| 02/02/2005 | CN1187741C Optical recording medium and producing method thereof |
| 02/02/2005 | CN1187740C Optical disk, method and device for recording and guiding signal on it |
| 02/02/2005 | CN1187739C Data reproduction apparatus for disk medium and judgement method for correctly reading subcode data |
| 02/02/2005 | CN1187738C Method for regulating and generating synchronous signals of CD reading device |
| 02/02/2005 | CN1187737C Gantry signal clip level correcting method and gantry signal production method |
| 02/01/2005 | US6850971 System for processing information which reads address information |
| 02/01/2005 | US6850480 Recording medium, recording apparatus and recording method |
| 02/01/2005 | US6850478 Optical disk medium and optical disk indentification method and optical disk device |
| 02/01/2005 | US6850477 Optical disc and apparatus for scanning the optical disc |
| 02/01/2005 | US6850476 Optical recording medium |
| 02/01/2005 | US6850475 Single frequency laser source for optical data storage system |
| 02/01/2005 | US6850474 Multilayer optical recording medium and recording method and apparatus for the same |
| 02/01/2005 | US6850473 Optical disc device and method for controlling the same |
| 02/01/2005 | US6850472 Optical pickup device and focus control method |
| 02/01/2005 | US6850470 Optical disc apparatus and method thereof |
| 02/01/2005 | US6850469 Information recording medium with index header |
| 02/01/2005 | US6850391 Design of a rigid disc plastic substrate with high stiffness insert |
| 02/01/2005 | US6850349 Vibrator and manufacturing method thereof |
| 02/01/2005 | US6850346 Method and apparatus for storing and retrieving a sequence of digital page data |
| 02/01/2005 | US6850345 Optical and electro-optical appratus comprising optical recording media between multilayer thermoplastic resins; high density |
| 02/01/2005 | US6849316 Information recording medium |
| 02/01/2005 | US6849315 Use of certain carbopyronine dyes as recording layer gives high sensitivity and good playback characteristics; light stability is also excellent. |
| 01/27/2005 | WO2005008658A1 Write once recording medium, recorder and recording method for write once recording medium, reproducer and reproducing method for write once recording medium, computer program for record or reproduction control, and data structure |
| 01/27/2005 | WO2005008657A1 Write once recording medium, recorder and recording method for write once recording medium, reproducer and reproducing method for write once recording medium, computer program for controlling recording or reproduction, and data structure |
| 01/27/2005 | WO2005008656A1 Information recorder/reproducer, information reproduction controller, information recording/reproducing method and medium recording program |
| 01/27/2005 | WO2005008651A1 Method of manufacturing information recording medium and information recording medium |
| 01/27/2005 | WO2005008650A1 Optical recording disc |
| 01/27/2005 | WO2005008649A1 Optical disk |
| 01/27/2005 | WO2005008648A1 Record carrier, device and method for correcting signed deviation |
| 01/27/2005 | WO2005008647A1 Optical reading device |
| 01/27/2005 | WO2005008646A1 Device and method for recording data onto recordable optical disc |
| 01/27/2005 | WO2005008645A1 Optical information recording/reproducing device and recording light intensity learning method |
| 01/27/2005 | WO2005008644A1 Method for identifying type of two-layer disc and optical disc device |
| 01/27/2005 | WO2005008642A2 Method and apparatus for determining the optimal write power, and optical recording medium for use by such method and apparatus |
| 01/27/2005 | WO2005008641A2 Continuous calibration for optimum power control |
| 01/27/2005 | WO2005008640A2 Optical record carrier with ase active material, reading device and method for reading such optical record carrier |
| 01/27/2005 | WO2005008639A2 Servo system |
| 01/27/2005 | WO2005008638A2 Multi-layer information carrier with switching circuit |
| 01/27/2005 | WO2005008637A2 Multi-stack information carrier with photochromic materials |
| 01/27/2005 | WO2005007527A1 Method of protecting light sensitive optical article |
| 01/27/2005 | WO2004093060A3 Embedded information carrier for optical data |
| 01/27/2005 | WO2004074908A3 Medium for optical recording and apparatus for optical information processing |
| 01/27/2005 | WO2004066034A3 Supplemental memory having media directory |
| 01/27/2005 | WO2004029672A3 Transient optical state change materials useful in copy-protected compact discs |
| 01/27/2005 | US20050022225 Optically readable carrier |
| 01/27/2005 | US20050022224 Stamper for manufacturing optical recording medium, method for forming information recording area and light transmitting layer, and optical recording medium |
| 01/27/2005 | US20050022219 Disk apparatus having optical pickup |
| 01/27/2005 | US20050022218 Disc drive apparatus |
| 01/27/2005 | US20050022053 Method and apparatus of recording data in the optical recording medium |
| 01/27/2005 | US20050021988 Apparatus, method, and program product for secure data formatting and retriving, and computer readable transportable data recording medium storing the program product |
| 01/27/2005 | US20050020802 Polyformals and copolyformals with reduced water absorption, production and use thereof |
| 01/27/2005 | US20050019711 Capable of decoloring through off-resonant absorption |
| 01/27/2005 | US20050019695 Information recording medium and method for producing the same |
| 01/27/2005 | US20050019522 Writing pixels to last fractional pixel positions of tracks of optical discs |
| 01/27/2005 | US20050019023 Recording medium for storing version information for maintaining recording and/or reproducing compatibility, and method and apparatus for managing the same |
| 01/27/2005 | US20050019016 Information recording medium, information recording method, information recording apparatus, information playback method, and information playback apparatus |
| 01/27/2005 | US20050018848 Security system using optical information recording medium |
| 01/27/2005 | US20050018801 Wobble clock generator and driving method thereof |
| 01/27/2005 | US20050018800 Apparatus of adjusting wobble clock |
| 01/27/2005 | US20050018764 Method of determining adip information through counting identical bits and different bits |
| 01/27/2005 | US20050018595 System for applying markings to optical media |
| 01/27/2005 | US20050018594 Process for manufacturing an optical disk with recorded sub-data |
| 01/27/2005 | US20050018593 Information recording medium and method for producing the same |
| 01/27/2005 | US20050018592 Optical information recording medium |
| 01/27/2005 | US20050018591 Optical information recording medium |
| 01/27/2005 | US20050018590 Optical information recording medium |
| 01/27/2005 | US20050018589 Write once optical recording medium and recording method and write once optical recording medium |
| 01/27/2005 | US20050018586 Objective lens for optical disk, optical head device and optical information recording and reproducing apparatus using the same, and mold for molding lens, method for working the mold for molding lens, and profile measuring device for measuring profile of the mold for molding lens |
| 01/27/2005 | US20050018585 Optical pickup device |
| 01/27/2005 | US20050018584 Optical recording and pickup head for digital versatile disc compatible with read-writable compact disc by adopting flat plate lens having staircase type diffraction grating structure |
| 01/27/2005 | US20050018582 Optical disk and optical disk apparatus |
| 01/27/2005 | US20050018580 Method and apparatus for rapidly accessing a physical position on an optical disc |
| 01/27/2005 | US20050018579 Data slicer of dynamically adjusting slice level |
| 01/27/2005 | US20050018576 Detector for detecting information carried by a signal having a sawtooth-like shape |
| 01/27/2005 | US20050018575 Optical disk recording apparatus |
| 01/27/2005 | US20050018574 Hybrid optical storage media and methods of use |
| 01/27/2005 | US20050018573 Information recording medium, and information reproducing apparatus and method |
| 01/27/2005 | US20050018572 Method and an apparatus for recording information, and an information recording medium |
| 01/27/2005 | US20050018570 Disk apparatus |
| 01/27/2005 | US20050018569 Control method of recording speed in optical disc drives |
| 01/27/2005 | US20050018567 Information recording media, a method for recording/reproducing information, an apparatus for recording/reproducing information |
| 01/27/2005 | US20050018566 Recording medium, method of configuring control information thereof, recording and/or reproducing method using the same, and apparatus thereof |
| 01/27/2005 | US20050018565 Optical disk and disk drive used for the same |
| 01/27/2005 | US20050018564 Information recording medium, and information reproducing apparatus and method |
| 01/27/2005 | US20050018563 Defect management method for optical recording medium and optical recording medium using the same |
| 01/27/2005 | US20050018562 Method and related apparatus for evaluating beta-parameter according to write-in result of portion of write-in data with specific content while performing optimal power control of optical disk drive |
| 01/27/2005 | US20050018561 Optical pickup tracking error detecting method and optical pickup device |
| 01/27/2005 | US20050018560 Compatible optical pickup and optical recording and/or reproducing apparatus employing the same |
| 01/27/2005 | US20050018559 Focus-balance calibration method |
| 01/27/2005 | US20050018558 Method for adjusting focus bias in optical disk device |
| 01/27/2005 | US20050018557 Optical disk reproducing apparatus for compensating for tracking error by using real-time repetitive control and method of driving optical disk reproducing apparatus |
| 01/27/2005 | US20050018556 Optical pickup unit and optical disc device |
| 01/27/2005 | US20050018555 Disc-shaped optical recording medium and reproduction limit method thereof |
| 01/27/2005 | US20050018554 Optical head apparatus |
| 01/27/2005 | US20050018553 Supporting member for an optical pick-up actuator, and optical pick-up actuator and optical recording/reproducing apparatus using the same |
| 01/27/2005 | US20050018552 Optical integrated device and optical pickup apparatus |