| 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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| 12/08/2005 | US20050269028 Method and apparatus for producing a multilayer storage media |
| 12/08/2005 | DE202005008538U1 Scratchproof lacquer, useful for e.g. digital audio/data media e.g. compact disc, chip, digital versatile disc and magnetic strip, comprises a particle of special hardness |
| 12/08/2005 | DE102005023399A1 Optical disc manufacturing method for e.g. digital versatile disc (DVD) involves inserting adhesive agent discharge nozzles in between disc substrates to inject adhesive agent |
| 12/08/2005 | DE102005021619A1 Optische Abtasteinrichtung Optical scanning device |
| 12/07/2005 | EP1603132A2 Optical disc label recording method and apparatus using this method |
| 12/07/2005 | EP1603131A1 Recording medium, recording device, reproduction device, recording method, and reproduction method |
| 12/07/2005 | EP1603129A1 Silver alloy sputtering target for forming reflective layer of optical recording medium |
| 12/07/2005 | EP1603128A2 Optical pickup apparatus including optical system of chromatic aberration correction |
| 12/07/2005 | EP1603127A2 Optical disk recording/reproducing method, optical disk recording/ reproducing apparatus and optical disk |
| 12/07/2005 | EP1603126A2 Integrated optical system and method of manufacturing the same and information recording and/or reproducing apparatus using the integrated optical system |
| 12/07/2005 | EP1603125A2 Optical disc recording method and apparatus |
| 12/07/2005 | EP1603124A1 Disk drive and method of controlling position of pickup |
| 12/07/2005 | EP1603123A2 Holographic recording medium and writing method therefor |
| 12/07/2005 | EP1603122A2 Holographic ROM system having reflective data mask |
| 12/07/2005 | EP1603121A1 Information recording device and medium information notification method |
| 12/07/2005 | EP1602968A2 Optical multilayer disk, multiwavelength light source, and optical system using them |
| 12/07/2005 | EP1602964A1 Optical attenuator and optical head device |
| 12/07/2005 | EP1602746A1 Sputtering target and process for producing the same, thin film for optical information recording medium and process for producing the same |
| 12/07/2005 | EP1602104A1 Write once disc, method of managing data area of write once disc, and apparatus and method for reproducing data therefor |
| 12/07/2005 | EP1602103A1 Apparatus and method of determining a power parameter for writing/erasing information on an optical medium. |
| 12/07/2005 | EP1191064B1 Aromatic polycarbonate composition |
| 12/07/2005 | CN2745170Y Disk cracking proofing device of CD player |
| 12/07/2005 | CN2745169Y Regulating device for optical read head |
| 12/07/2005 | CN2745168Y Optical read head feed mechanism |
| 12/07/2005 | CN2745167Y Cassette mechanism of an ultrathin optical disk player |
| 12/07/2005 | CN1705996A Write once recording medium, recording device and recording method for write one recording medium, and reproduction device and reproduction method for write once recording medium |
| 12/07/2005 | CN1705992A Optical disc device |
| 12/07/2005 | CN1705991A Optical pickup device-use optical element, coupling lens and optical pickup device |
| 12/07/2005 | CN1705990A Optical disc drive |
| 12/07/2005 | CN1705989A Spherical aberration detection |
| 12/07/2005 | CN1705988A Optical head and optical device provided with optical head |
| 12/07/2005 | CN1705987A Information storage medium and method of recording and/or reproducing data thereon |
| 12/07/2005 | CN1705986A Method of recording and/or reproducing temporary defect list, recording and/or reproducing apparatus, and write-once recording medium |
| 12/07/2005 | CN1705985A Arrangement and method for reproducing audio data as well as computer program product for this |
| 12/07/2005 | CN1705984A Information recording medium, information recording device, and information reproduction device for the same |
| 12/07/2005 | CN1705983A Method and apparatus for managing disc defects using updateable DMA, and disc thereof |
| 12/07/2005 | CN1705982A Glass substrate for information recording medium and process for producing the same |
| 12/07/2005 | CN1705912A Pattern forming materials and pattern formation method using the materials |
| 12/07/2005 | CN1705361A Recorder equipped with dubbing function |
| 12/07/2005 | CN1705178A Semiconductor laser device |
| 12/07/2005 | CN1705023A Method for making labelled optical disk |
| 12/07/2005 | CN1705022A Optical recording media |
| 12/07/2005 | CN1705021A Automatic correction laser measurement device and correction method |
| 12/07/2005 | CN1705020A Automatic CD driver loader recording and reconnecting method |
| 12/07/2005 | CN1705019A Optical disc apparatus and information playback method |
| 12/07/2005 | CN1230823C Optical recording medium and apparatus and method for playing said medium |
| 12/07/2005 | CN1230822C Complex CD playing machine system adapted to reproducing all kinds of format CD |
| 12/07/2005 | CN1230821C Opcode-driven buffer manager for use in data storage devices |
| 12/07/2005 | CN1230817C Method for making scrapping-resistant read/write surface for read/write type disc |
| 12/07/2005 | CN1230816C Optical recording medium |
| 12/07/2005 | CN1230815C 信息记录介质和信息记录装置 The information recording medium and information recording apparatus |
| 12/07/2005 | CN1230814C Optical probe |
| 12/07/2005 | CN1230813C Method for initiating optical recording and reproducing apparatus |
| 12/07/2005 | CN1230812C Method for compensating offset driving voltage of laser diode driver |
| 12/07/2005 | CN1230811C Optical head and its regulating method and optical disc device using such optical head and method |
| 12/07/2005 | CN1230810C Optic pick-up actuator driving method |
| 12/07/2005 | CN1230809C Laser diode drive and initialization method of driving and opitical recording reconstruction device |
| 12/07/2005 | CN1230808C Optical pick-up device and its making method |
| 12/07/2005 | CN1230807C Optical pick-up, and recording and/or replaying device |
| 12/07/2005 | CN1230806C Disc rail accounting method for disc machine system |
| 12/07/2005 | CN1230805C Method for carrying out track jump and playback device |
| 12/07/2005 | CN1230804C Pick-up equipment exchanging device of optical disk player |
| 12/07/2005 | CN1230803C Identification data addressing method, swinging address coding circuit and detecting method and circuit |
| 12/07/2005 | CN1230802C System and method for controlling passive bipolar electric arc |
| 12/07/2005 | CN1230701C Objective lens for optical head |
| 12/07/2005 | CN1230700C Objective lens for optical pick device |
| 12/07/2005 | CN1230696C Optical element, optical element chip, and corresponding producing method |
| 12/07/2005 | CN1230695C Hologram recording medium |
| 12/06/2005 | US6973451 Medium content identification |
| 12/06/2005 | US6973021 two or more recording surfaces in the thickness direction of a light transmitting substrate; varying the focal position at a playback laser beam; thermoplastic transparent layer; precision and productivity |
| 12/06/2005 | US6973020 Recording medium, method and apparatus for reproducing, and method and apparatus for recording |
| 12/06/2005 | US6973018 Method of correcting tilt in a DVD player |
| 12/06/2005 | US6973017 Optical recording medium having recording capacity information and method for indicating recording capacity |
| 12/06/2005 | US6973016 Information recording/reproduction method and apparatus incorporating temperature based recording/reproduction conditions |
| 12/06/2005 | US6973015 Optical disk, method for recording and reproducing additional information to and from optical disk, reproducing apparatus for optical disk, and recording and reproducing apparatus for optical disk |
| 12/06/2005 | US6973014 Methods for optical disc sector verification |
| 12/06/2005 | US6973013 Track jump apparatus capable of varying moving pulse and braking pulse |
| 12/06/2005 | US6973011 Magnetic head cleaning disk for use in magneto-optical recording and reproducing device |
| 12/06/2005 | US6972982 Ring-shaped prism of a holographic ROM system |
| 12/06/2005 | US6972890 MEMS mirror device and optical disk apparatus |
| 12/06/2005 | US6972205 Semiconductor laser device, fabricating method thereof and optical pickup employing the semiconductor laser device |
| 12/06/2005 | US6972143 Protective U.V. curable cover layer for optical media |
| 12/06/2005 | US6972076 Thin film formation use sputtering target material, thin film formed using same, and optical recording medium |
| 12/06/2005 | US6971866 Die for molding disc substrates |
| 12/06/2005 | US6971428 Device for vacuum-pressing of DVD substrates |
| 12/01/2005 | WO2005114663A1 Sheet for production of optical recording medium |
| 12/01/2005 | WO2005114662A1 Method for producing an optical storage medium, and corresponding optical storage medium |
| 12/01/2005 | WO2005114661A1 Optical disc drive for writing on blank recordable or rewritable media |
| 12/01/2005 | WO2005114660A1 Optical disk recording/reproducing apparatus and optical disk recording method |
| 12/01/2005 | WO2005114659A1 A quality testing method for optical data carriers |
| 12/01/2005 | WO2005114373A1 Microminiature optical disc drive with wireless capability |
| 12/01/2005 | WO2005114337A1 Hologram device |
| 12/01/2005 | WO2005114336A1 Hologram device |
| 12/01/2005 | WO2005114332A1 Electronic beam recording board |
| 12/01/2005 | WO2005091283A8 Method and apparatus for separating disc-shaped substrates |
| 12/01/2005 | WO2005071670B1 Focus control scheme with jumping focal point |
| 12/01/2005 | US20050268180 Method and apparatus for recording information in concatenated manner |
| 12/01/2005 | US20050267230 Radiation-curable resin composition and cured product thereof |
| 12/01/2005 | US20050266704 Flexible printed board mounting structure and optical pick up having the same |
| 12/01/2005 | US20050266656 Method for producing a multilayer storage media |