| 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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| 04/16/2009 | US20090097378 Data transmission optical device comprising a source emitting a laser beam |
| 04/16/2009 | US20090097377 Secured Optical Information Carrier, and Data Encryption Method and Apparatus for Recording Data in the Optical Information Carrier |
| 04/16/2009 | US20090097376 Optical disc, its reproducing device, recording device, manufacturing method, and integrated circuit |
| 04/16/2009 | US20090097374 Optical Data Recording Method |
| 04/16/2009 | US20090097373 Jitter Counter And Optical Disc Apparatus Using Same |
| 04/16/2009 | US20090097371 Optical disk device and method for detecting defects of optical disk medium |
| 04/16/2009 | US20090097370 Method and apparatus for detecting land pre-pits |
| 04/16/2009 | US20090097369 Method for adjusting recording power |
| 04/16/2009 | US20090097368 Real time power control for optical recording drives |
| 04/16/2009 | US20090097367 Optical axis shift correcting device and method, and computer program |
| 04/16/2009 | US20090097366 Optical disc apparatus and lens shift correction method of optical disc apparatus |
| 04/16/2009 | US20090097086 Lens system for common aperture holographic storage system |
| 04/16/2009 | DE202008010464U1 Optischer Datenträger mit einem visuell erkennbaren Muster sowie eine Vorrichtung zum Aufzeichnen eines visuell erkennbaren Musters auf einen optischen Datentträger Optical data storage medium with a visually recognizable pattern, and an apparatus for recording a visually discernible pattern on an optical Datentträger |
| 04/16/2009 | DE19924640B4 Optisches Abtastgerät für eine optische Platte An optical scanning apparatus for an optical disc |
| 04/15/2009 | EP2048664A1 Thin film for reflection film or semi-transparent reflection film, sputtering target, and optical recording medium |
| 04/15/2009 | EP2048663A1 Optical disc medium and optical disc device |
| 04/15/2009 | EP2048662A1 Recording medium, data recording apparatus, data reproducing apparatus and data recording method |
| 04/15/2009 | EP2048661A2 Lens system for common aperture holographic storage system |
| 04/15/2009 | EP2048660A1 Lens system for common aperture holographic storage system |
| 04/15/2009 | EP2048524A1 Thin film for use as reflective film or semi-transmissive reflective film, sputtering target and optical recording medium |
| 04/15/2009 | EP2047469A2 Optical data storage medium possessing transparent protective layer |
| 04/15/2009 | EP2047468A1 Suspension arm actuator for an optical scanning device |
| 04/15/2009 | EP2047467A1 Recording medium, apparatus for recording/reproducing data on/from the same and method thereof |
| 04/15/2009 | EP2047318A2 Miniature single actuator scanner for angle multiplexing with circularizing and pitch correction capability |
| 04/15/2009 | EP2046857A2 Radiation-curable acrylate composition |
| 04/15/2009 | EP2003644A9 Optical recording medium and visible information recording method |
| 04/15/2009 | EP2003520A9 Photosensitive composition, optical recording medium and method for manufacturing same, optical recording method, and optical recording apparatus |
| 04/15/2009 | EP2002986A9 Optical recording medium |
| 04/15/2009 | EP1608949B9 Apparatus and method for testing mechanical endurance of a surface of an optical disc |
| 04/15/2009 | EP1512144A4 High-density multi-layer optical disc and method for managing layer formatting thereof |
| 04/15/2009 | EP1358061A4 Method for rendering surface layer of limited play disk lightfast |
| 04/15/2009 | CN101410903A Image forming apparatus |
| 04/15/2009 | CN101410902A Optical disc device and record control method |
| 04/15/2009 | CN101410897A Disc master exposure device and method for adjusting same |
| 04/15/2009 | CN101410896A Optical pickup device |
| 04/15/2009 | CN101410895A Decoupling technique for optical disk drive optical pickup units |
| 04/15/2009 | CN101410894A Optical disc device and search processing method |
| 04/15/2009 | CN101410460A 花青化合物以及光学记录材料 Cyanine compound and an optical recording material |
| 04/15/2009 | CN101409087A Head slider |
| 04/15/2009 | CN101409086A Stibium bismuth phase-change alloy mask read-only ultra-resolution CD-disc |
| 04/15/2009 | CN101409085A Single-side double-layer composite recording type CD-disc |
| 04/15/2009 | CN101409084A Composite CD-disc |
| 04/15/2009 | CN101409083A Lens for correcting error of wave face and its optical pick-up device and correcting method |
| 04/15/2009 | CN101409082A Optical pickup apparatus |
| 04/15/2009 | CN101409081A Recording power decision method and device |
| 04/15/2009 | CN101409080A Optical disk device |
| 04/15/2009 | CN101409079A Lens system for common aperture holographic storage system |
| 04/15/2009 | CN101409078A Method and apparatus for erasing CD-disc data |
| 04/15/2009 | CN101408726A Compositions and methods for storing holographic data |
| 04/15/2009 | CN101408635A Laminated wave plate and optical pickup device using the same |
| 04/15/2009 | CN100479512C An optical disc, a reproducer, a player, a recording method, and a reproducing method |
| 04/15/2009 | CN100479499C Optical disk recording/reproducting device and its driving method |
| 04/15/2009 | CN100479116C Laser irradiation apparatus and method for manufacturing semiconductor device |
| 04/15/2009 | CN100479050C Recording medium having data structure for managing reproduction of multiple audio streams recorded thereon and recording and reproducing methods and apparatuses |
| 04/15/2009 | CN100479049C Method for choosing enter point of correction program |
| 04/15/2009 | CN100479048C Method for managing defects in an optical disk and disk device |
| 04/15/2009 | CN100479044C Method for reading the text information from the laser CD and writing it into the memory |
| 04/15/2009 | CN100479043C Optical pick-up apparatus and divergent angle-converting element |
| 04/15/2009 | CN100479042C Slider with a constant flying height |
| 04/15/2009 | CN100479041C Optical pickup apparatus and diffractive optical element for optical pickup apparatus |
| 04/15/2009 | CN100479040C Optical pickup device |
| 04/15/2009 | CN100479039C Optical recording/playback apparatus and method for adjusting playback parameters thereof |
| 04/15/2009 | CN100478826C Authenticable optical disc, system for authenticating an optical disc and method thereof |
| 04/14/2009 | US7520001 Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk |
| 04/14/2009 | US7520000 Information reproducing apparatus |
| 04/14/2009 | US7519980 Fluid mediated disk activation and deactivation mechanisms |
| 04/14/2009 | US7519979 Optical head having a position detection portion and optical disk device utilizing the optical head |
| 04/14/2009 | US7519276 Method for dubbing audio on rewritable medium |
| 04/14/2009 | US7519266 Eliminating picture format artifacts in MPEG trick modes |
| 04/14/2009 | US7519229 Video coding system providing separate coding chains for dynamically selected small-size or full-size playback |
| 04/14/2009 | US7519224 Method and apparatus for compensating data image reproduced from holographic system |
| 04/14/2009 | US7518980 Optical disk |
| 04/14/2009 | US7518979 Information storage medium and method and system for recording data on the same |
| 04/14/2009 | US7518978 Information storage medium and method and system for recording data on the same |
| 04/14/2009 | US7518977 Information storage medium and method and system for reproducing data from the same |
| 04/14/2009 | US7518976 Optical head with light sources of different wavelength |
| 04/14/2009 | US7518975 Operating current modifying device and method |
| 04/14/2009 | US7518974 Recording and reproducing apparatus |
| 04/14/2009 | US7518973 Holographic optical information reproducing apparatus |
| 04/14/2009 | US7518972 Holographic multiplex recording method |
| 04/14/2009 | US7518971 Recording medium, recording method, reproduction method, recording apparatus and reproduction apparatus |
| 04/14/2009 | US7518970 Recording medium, recording method, reproduction method, recording apparatus and reproduction apparatus |
| 04/14/2009 | US7518969 Light source driving unit and optical storage apparatus |
| 04/14/2009 | US7518967 Position control method and device, and optical disk device |
| 04/14/2009 | US7518966 Recording/reproduction apparatus, recording/reproduction method, and controller for maintaining data compatibility |
| 04/14/2009 | US7518965 Reduced thickness optical pickup device with contact avoiding part for avoiding contact between opening-regulating filter and turning mirror |
| 04/14/2009 | US7518964 Information record apparatus and method, and computer program product |
| 04/14/2009 | US7518963 Phase difference detection circuit and optical disk device |
| 04/14/2009 | US7518961 Optical disk recording and reproducing apparatus for recording and reproducing data in and from optical disk |
| 04/14/2009 | US7518960 Method and apparatus for positioning beam spot on recording medium |
| 04/14/2009 | US7518827 Laser assisted track width definition and radial control with magnetic recording |
| 04/14/2009 | US7518816 Method and apparatus for disc drive data security using fields in servo wedges |
| 04/14/2009 | US7518815 Heat assisted magnetic recording head with multilayer electromagnetic radiation emission structure |
| 04/14/2009 | US7518086 Method and device for adjusting wavelength distribution pattern in laser |
| 04/14/2009 | CA2497659C Optical information storage medium |
| 04/14/2009 | CA2407816C Storage medium having preloaded font information, and apparatus and method for reproducing data from storage medium |
| 04/09/2009 | WO2009044725A1 Information recording medium, recording/reproducing apparatus and information recording method |
| 04/09/2009 | WO2009044671A1 Objective lens |
| 04/09/2009 | WO2009044662A1 Information recording medium and recording/reproducing apparatus for information recording medium |
| 04/09/2009 | WO2009044625A1 Optical element and optical head |