| 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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| 04/08/2004 | US20040067332 Optical information recording medium |
| 04/08/2004 | US20040067041 Recording medium having a data structure for managing reproduction of graphic data and recording and reproducing methods and apparatuses |
| 04/08/2004 | US20040066818 Semiconductor laser device and optical disk unit using the same |
| 04/08/2004 | US20040066813 Semiconductor laser device and optical pickup using the same |
| 04/08/2004 | US20040066732 Optical information recording medium, originial disk for optical information recording medium, and method of manufacturing the original disk |
| 04/08/2004 | US20040066730 Optical pickup actuator and optical disc drive using the same |
| 04/08/2004 | US20040066729 Optical disc drive |
| 04/08/2004 | US20040066728 Data storage |
| 04/08/2004 | US20040066724 Apparatus for detecting a pre-pit signal |
| 04/08/2004 | US20040066723 Sampling clock generator for BCA data decoding |
| 04/08/2004 | US20040066722 Optical recording apparatus, optical reproduction apparatus, recording medium recording method, and recording medium reproduction method |
| 04/08/2004 | US20040066721 Optical disc apparatus |
| 04/08/2004 | US20040066720 Optical disc apparatus |
| 04/08/2004 | US20040066719 Optical disc apparatus |
| 04/08/2004 | US20040066718 Apparatus and method for controlling tracking in disc drive |
| 04/08/2004 | US20040066717 Optical disc drive |
| 04/08/2004 | US20040066716 Apparatus and method for setting offset of digital, video disc, and apparatus and method for adjusting offset |
| 04/08/2004 | US20040066715 Method for generating a lens position signal and corresponding apparatus for reading from and/or writing to an optical recording medium |
| 04/08/2004 | US20040066714 Objective lens driving device and optical disk apparatus |
| 04/08/2004 | DE19925203B4 Verfahren zum Verschweißen von Kunststoffen, und Verwendung des Kunststoffs Method for welding of plastics, and use of the plastic |
| 04/08/2004 | DE19646432B4 Verfahren und Vorrichtung zum Spritzen von Informationsträgerplatten Method and apparatus for spraying of information carrier plates |
| 04/08/2004 | DE19549657B4 Recording-reproducing system for digital information signals |
| 04/08/2004 | CA2503684A1 Transient optical state change materials useful in copy-protected compact discs |
| 04/08/2004 | CA2480064A1 Method for managing defective area on write-once optical recording medium, and optical recording medium using the same |
| 04/07/2004 | EP1406255A1 OPTICAL INFORMATION−RECORDING MEDIUM MANUFACTURING METHOD AND MANUFACTURING APPARATUS |
| 04/07/2004 | EP1406254A2 Optical recording medium |
| 04/07/2004 | EP1406253A1 OPTICAL INFORMATION RECORDING MEDIUM, ORIGINAL DISK FOR OPTICAL INFORMATION RECORDING MEDIUM, AND METHOD OF MANUFACTURING THE ORIGINAL DISK |
| 04/07/2004 | EP1406252A2 Improved hybrid discs, and methods and apparatus for their manufacture |
| 04/07/2004 | EP1406251A2 Improved hybrid discs |
| 04/07/2004 | EP1406250A1 DATA RECORDING MEDIUM, RECORDING MEDIUM RECORDING AND/REPRODUCING APPARATUS, AND RECORDING OR REPRODUCING METHOD |
| 04/07/2004 | EP1406105A1 OBJECTIVE LENS, AND OPTICAL PICKUP DEVICE USING THE OBJECTIVE LENS |
| 04/07/2004 | EP1405309A1 Optical scanning device |
| 04/07/2004 | EP1405308A1 Optical scanning device |
| 04/07/2004 | EP1405307A1 Tilt focus method and mechanism for an optical drive |
| 04/07/2004 | EP1405306A1 Record carrier and apparatus for scanning the record carrier |
| 04/07/2004 | EP1404739A1 Optical polycarbonate and applications thereof |
| 04/07/2004 | EP1165689B1 Composition and article for optical data storage devices |
| 04/07/2004 | EP0847117B1 Semiconductor laser |
| 04/07/2004 | CN1488140A Optical recording device, optical reproducing device, method for recording optical recording medium, and method for reproducing optical recording medium |
| 04/07/2004 | CN1488139A Optical lens, focusing lens, optical pickup and optical recording and reproducing device |
| 04/07/2004 | CN1487602A Optical receiving element and producing method thereof, and optical receiving element with built-in circuit |
| 04/07/2004 | CN1487521A Data recording controller |
| 04/07/2004 | CN1487520A Data amplitude limiter for optical disk system and data slicing method |
| 04/07/2004 | CN1487513A Oblique control for optical disk recording reproducing apparatus |
| 04/07/2004 | CN1487512A Optical head actuator and optical disc driver using the same actuator |
| 04/07/2004 | CN1487511A Optical disk recording and/or reproducing apparatus and method for setting recording power and eliminating power |
| 04/07/2004 | CN1487510A Method and device for applying firmware program in testing crosstalk of optical read/write head |
| 04/07/2004 | CN1487509A Duplicating equipment and duplicating method |
| 04/07/2004 | CN1487508A Method for detecting oscillating signal |
| 04/07/2004 | CN1487325A Objective lens, optical pick-up device and recording reproducing apparatus |
| 04/07/2004 | CN1145163C Method for recording & reproducing digital signal, disc playback apparatus |
| 04/07/2004 | CN1145157C Rewritable optical data storage disk having enhanced flatness |
| 04/07/2004 | CN1145156C Coated optical disc |
| 04/07/2004 | CN1145155C Laser head apparatus |
| 04/07/2004 | CN1145154C Optical detector with HF overlapping circuit |
| 04/07/2004 | CN1145153C CD machine carrier controlling system and method thereof |
| 04/07/2004 | CN1145152C Moving position detector of mobile parts and disk apparatus using the same |
| 04/07/2004 | CN1145150C Data stream recording/reproducing apparatus, recording reproducing method and recording medium |
| 04/06/2004 | US6718511 Method and apparatus to detect a signal received from a channel signal |
| 04/06/2004 | US6718466 Data medium with restorable original base data content, and method for its production |
| 04/06/2004 | US6718124 System and method for playing DVD bitstream from non-DVD optical storage medium |
| 04/06/2004 | US6717906 Optical disk apparatus to perform either reproduction or reproduction/recording of each of at least two kinds of optical disks having different substrate thicknesses |
| 04/06/2004 | US6717905 Optical head and method of making the same |
| 04/06/2004 | US6717901 Storage device having a chasis integral with a stationary optical unit |
| 04/06/2004 | US6717898 Optical information reproducing method for reproducing information by generating a signal representing a center of a mark |
| 04/06/2004 | US6717897 Optical pickup apparatus, optical disc apparatus, and track recognition signal detection method |
| 04/06/2004 | US6717896 Controlling a gap length in a near-field area in an exposure apparatus |
| 04/06/2004 | US6717895 Methods of determining the optimal erase and write power, and recording apparatus with devices for said methods |
| 04/06/2004 | US6717894 Optical disc recording method and recording and/or reproducing apparatus operable to accommodate multiple disc formats |
| 04/06/2004 | US6717893 Laser thermal management system |
| 04/06/2004 | US6717892 Optical disk drive with adaptive compensator |
| 04/06/2004 | US6717891 Reproducing device and reproducing method |
| 04/06/2004 | US6716993 Polymethine compound and near-infrared absorbing material comprising same |
| 04/06/2004 | US6716951 Heat-resistant methacrylic copolymers, production process thereof and optical elements |
| 04/06/2004 | US6716510 Characterized by having viscosity average molecular weight of 10,000-17,000, iron content of 0.2 ppm or less and free total phenol content of 80 ppm or less, and containing 100-500 ppm releasing agent |
| 04/06/2004 | US6716509 Medium with recording layer which comprises at least one asymmetric trimethine-cyanine dye with electron-withdrawing substituted group and asymmetric trimethine-cyanine dye with electron-donating substituted group as additive |
| 04/06/2004 | US6716508 Optical recording medium |
| 04/06/2004 | US6716507 Optical recording medium |
| 04/06/2004 | US6716506 Recordable high-density optical recording media |
| 04/06/2004 | US6716505 Storage medium for data with improved dimensional stability |
| 04/06/2004 | US6715200 Methods for making data storage media |
| 04/01/2004 | WO2004027775A1 Recording medium defect management |
| 04/01/2004 | WO2004027773A1 Magneto-optical recording medium and magneto-optical recorder |
| 04/01/2004 | WO2004027772A1 Production method for disk-like recording medium |
| 04/01/2004 | WO2004027771A1 Electron beam irradiator, electron beam irradiating method, system for producing disc-like body and process for producing disc-like body |
| 04/01/2004 | WO2004027770A1 Optical information recording medium and production method therefor |
| 04/01/2004 | WO2004027769A1 Optical scanning device |
| 04/01/2004 | WO2004027768A1 Method for processing a wobble signal |
| 04/01/2004 | WO2004027767A1 Optical disc apparatus |
| 04/01/2004 | WO2004027766A1 Optical disc apparatus |
| 04/01/2004 | WO2004027764A1 Laser power selecting method, information recording medium, and information recording device |
| 04/01/2004 | WO2004027763A2 Multitrack readback and multiuser detection for disk drives |
| 04/01/2004 | WO2004027683A2 System for applying markings to optical media |
| 04/01/2004 | WO2004027566A2 Multichannel digital recording system with multi-user detection |
| 04/01/2004 | WO2004027520A1 Electron beam irradiation device, electron beam irradiation method, disc-like body manufacturing apparatus, and disc-like body manufacturing method |
| 04/01/2004 | WO2004027490A1 Electrowetting optical switch |
| 04/01/2004 | WO2004027489A1 Switchable optical element |
| 04/01/2004 | WO2004027405A1 Apparatus for sensing defect of optical disk |
| 04/01/2004 | WO2004026491A1 Organic ultrathin film, cumulate thereof and process for producing the same |
| 04/01/2004 | WO2004003890A3 Optical disk drive using one dimensional scanning |