| 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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| 08/05/2009 | CN101499290A Calibration apparatus and method for CD driver servo system |
| 08/05/2009 | CN100524982C Laser drive, optical disc apparatus, and laser-driving method |
| 08/05/2009 | CN100524500C Method and device for detecting land pre-pits |
| 08/05/2009 | CN100524494C Information-recording apparatus, information-recording method, program storage medium and program |
| 08/05/2009 | CN100524490C Cd-text reproduction device and cd-text processing circuit |
| 08/05/2009 | CN100524488C Disc device |
| 08/05/2009 | CN100524486C Phase-change optical storage medium |
| 08/05/2009 | CN100524485C Mullti-stack optical data storage medium and use of such medium |
| 08/05/2009 | CN100524484C 光学头和信息存储装置 The optical head and the information storage means |
| 08/05/2009 | CN100524483C Optical pickup device, optical disc device and prism |
| 08/05/2009 | CN100524482C Optical disc device |
| 08/05/2009 | CN100524481C Optical disk apparatus |
| 08/05/2009 | CN100524480C Information recording or reproducing device and recordinmg or reproducing method |
| 08/05/2009 | CN100524479C Optical disk device |
| 08/05/2009 | CN100524478C Information processing device |
| 08/05/2009 | CN100524477C Optical disk device and method |
| 08/05/2009 | CN100524476C Optical disc apparatus and information recording and reproducing method |
| 08/05/2009 | CN100524475C Optical disk recording system |
| 08/05/2009 | CN100524474C Wobble demodulation method and apparatus for high density optical recording media |
| 08/05/2009 | CN100522913C High density optical disk and its compound for recording |
| 08/05/2009 | CN100522567C Apparatus for producing low birefringence plastic film and sheet |
| 08/05/2009 | CN100522566C Method of producing a plurality of bodies |
| 08/05/2009 | CN100522555C Optical element and manufacturing method of the optical element |
| 08/04/2009 | US7571115 RFID security device for optical disc |
| 08/04/2009 | US7571114 RFID security device for optical disc |
| 08/04/2009 | US7571077 Method for evaluating anti-contamination level on a surface of optical recording medium, the apparatus and the optical recording medium |
| 08/04/2009 | US7570866 Recording medium having data structure for managing reproduction of multiple reproduction path video data recorded thereon and recording and reproducing methods and apparatuses |
| 08/04/2009 | US7570838 Image correction method for compensating for misalignment of pixels in holographic digital data storage system |
| 08/04/2009 | US7570575 Information recording media, a method for recording/reproducing information, an apparatus for recording/reproducing information |
| 08/04/2009 | US7570574 Information recording medium |
| 08/04/2009 | US7570573 Information recording medium |
| 08/04/2009 | US7570572 Information recording medium |
| 08/04/2009 | US7570571 Information recording medium |
| 08/04/2009 | US7570570 Optical disk drive |
| 08/04/2009 | US7570569 Power control method of optical disk drive |
| 08/04/2009 | US7570568 High performance DVD writing current circuit |
| 08/04/2009 | US7570567 Multi-layered holographic read-only memory and data retrieval method |
| 08/04/2009 | US7570565 High-frequency superimposing method and optical disk apparatus using it |
| 08/04/2009 | US7570564 High-frequency superimposing method and optical disk apparatus using it |
| 08/04/2009 | US7570563 Optical recording method of a phase-change optical recording medium having improved recording characteristics and uniformity and optical recording medium and optical recorder used by the method |
| 08/04/2009 | US7570562 Optical disk unit |
| 08/04/2009 | US7570561 Method for determining type of digital versatile discs |
| 08/04/2009 | US7570560 System and method for logical shredding of data stored on WORM media |
| 08/04/2009 | US7570559 Write-once optical disc, and method and apparatus for recording/reproducing management information on/from optical disc |
| 08/04/2009 | US7570558 Disc playing method without interruption and system thereof |
| 08/04/2009 | US7570557 Method and apparatus for recording management information on a recording medium and the recording medium |
| 08/04/2009 | US7570556 Method and apparatus for recording information |
| 08/04/2009 | US7570555 Digital data demodulator |
| 08/04/2009 | US7570554 Optical disc having uniform structure |
| 08/04/2009 | US7570553 Optical disc having uniform structure |
| 08/04/2009 | US7570552 Optical disk apparatus which changes a tilt value of an objective lens and method of recording with such optical disk apparatus |
| 08/04/2009 | US7570551 Servo position adjustment method and servo position adjustment device |
| 08/04/2009 | US7570550 Focus servo recovery processing method for optical disc device and optical disc device |
| 08/04/2009 | US7570549 System and method for efficiently timing recalibration procedures in a disc drive apparatus |
| 08/04/2009 | US7570548 Optical pickup utilizing nonvolatile memory and adjustment method |
| 08/04/2009 | US7570547 Objective lens unit and optical pickup device |
| 08/04/2009 | US7570546 Optical pick-up and optical disk device |
| 08/04/2009 | US7569801 Optical head, optical reproducing apparatus, and optical recording and reproducing apparatus |
| 08/04/2009 | US7569619 Comprising an inorganic component of silica particles obtained by hydrolyzing a mixture of an oligomer of an alkoxysilane and a solvent, and a monomer having a radiation-curable functional group, an oligomer having a radiation-curable functional group, or both; high-density optical recording disks |
| 08/04/2009 | US7568791 Nozzle arrangement with a top wall portion having etchant holes therein |
| 08/04/2009 | CA2382694C Methods and apparatus for physically patterning nonoperational structures of an optical disc |
| 08/04/2009 | CA2331964C System and method for recording of information on a holographic recording medium, preferably an optical card |
| 07/30/2009 | WO2009093789A1 Holographic data storage medium, and method and apparatus for recording/reproducing holographic data to/from the same |
| 07/30/2009 | WO2009051423A3 Recording medium and manufacturing method of recording medium |
| 07/30/2009 | WO2008038186A3 Reconstruction of data page from imaged data |
| 07/30/2009 | US20090190463 Optical pick-up unit with two-mirror phase shifter |
| 07/30/2009 | US20090190462 Optical Recording Apparatus With Reduced Power Consumption |
| 07/30/2009 | US20090190461 Optical data storage system for recording and/or reading an optical data storage medium for use in such system |
| 07/30/2009 | US20090190460 Optical head and apparatus using the same |
| 07/30/2009 | US20090190459 Chromatic diffractive optical element corrector, optical system including the same and associated methods |
| 07/30/2009 | US20090190458 Diffraction element and optical head device equipped therewith |
| 07/30/2009 | US20090190457 Optical head device and optical information reproducing device |
| 07/30/2009 | US20090190456 Write-once recording medium, recording method, recording apparatus, reproduction method, and reproduction apparatus |
| 07/30/2009 | US20090190455 Recording data on motion picture film |
| 07/30/2009 | US20090190453 Solid immersion lens (sil) near-field system and method of controlling tilt |
| 07/30/2009 | US20090190452 Device and Method for Controlling Zero-Return of Opto-Mechanical System |
| 07/30/2009 | US20090190451 Data storage medium reproducing device and method for reproducing data storage medium |
| 07/30/2009 | US20090190450 Optical element, aberration correcting element, light converging element, objective optical system, optical pickup device, and optical information recording reproducing device |
| 07/30/2009 | US20090190449 Optical head transfer device, integrated circuit for optical head transfer device, focusing lens driving device, and integrated circuit for focusing lens driving device |
| 07/30/2009 | US20090190448 Data managing method for an optical disc drive writing user data into an optical disc having defects |
| 07/30/2009 | US20090190447 Write-once recording medium, recording method, recording apparatus, reproduction method, and reproduction apparatus |
| 07/30/2009 | DE202009006942U1 Abspielbarer Datenträger Playable Disk |
| 07/30/2009 | DE102008005653A1 Electronic data processing-computer, has super video compact disc and blue ray disk drives integrated into computer, and super video compact disc and high-density optical disc read by beryllium audio multi-head laser medium |
| 07/29/2009 | EP2083420A1 Hologram recording device, hologram reproducing device, information encoding method, recording method, and information reproducing method |
| 07/29/2009 | EP1861849B1 Method for recording data in holographic data storage systems |
| 07/29/2009 | EP1611704A4 Dead on demand disk technology |
| 07/29/2009 | EP1547065B1 Write-once optical disc, and method and apparatus for recording management information on write-once optical disc |
| 07/29/2009 | EP1398770B1 Optical recording medium |
| 07/29/2009 | EP1116751B1 Polycarbonate resin composition, optical recording medium, and substrate therefor |
| 07/29/2009 | CN201281942Y Automatic detection device for Blue light optical head characteristics |
| 07/29/2009 | CN201281941Y Servo drive and parameter measurement integrated device for optical disc play deck |
| 07/29/2009 | CN101496105A 可记录光学记录介质及其记录方法 Recordable optical recording medium and recording method |
| 07/29/2009 | CN101496104A Information recording medium and method for manufacturing same |
| 07/29/2009 | CN101496103A Setup for storing data in a holographic storage medium and phase plate |
| 07/29/2009 | CN101496102A Recording operation control device, integrated circuit, optical disc recording/reproducing device, and recording operation control method |
| 07/29/2009 | CN101494068A Method for manufacturing blue light optical disc reading layer |
| 07/29/2009 | CN101494067A Method and apparatus for adding optical disc information layer |
| 07/29/2009 | CN101494066A Method and apparatus for resolving warp of DVD disc in the manufacture |
| 07/29/2009 | CN101494065A Diffraction grating, optical pickup device and optical disc apparatus |
| 07/29/2009 | CN101494064A Optical pickup device and optical disc apparatus |