| 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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| 07/15/2009 | CN100513994C Method for measuring displacement gain value between light storage device and driving voltage and apparatus therefor |
| 07/15/2009 | CN100513193C Phase-change information recording medium, manufacturing method for the same, sputtering target, method for using the phase-change information recording medium and optical recording apparatus |
| 07/14/2009 | US7562396 Systems and methods for media authentication |
| 07/14/2009 | US7562373 Locking mechanism for pickup unit of disc apparatus |
| 07/14/2009 | US7562372 Optical pickup |
| 07/14/2009 | US7561508 Method and apparatus for laser control during recording |
| 07/14/2009 | US7561506 Information-recording method and information-recording medium |
| 07/14/2009 | US7561504 Data reproducing apparatus including subsignal generated from ID information |
| 07/14/2009 | US7561503 Clock signal generating device and an optical disc apparatus incorporating the device |
| 07/14/2009 | US7561502 Rewritable optical recording medium, recording method on the same, and optical disc recording/retrieving apparatus |
| 07/14/2009 | US7561501 Servo control device, optical disk drive, and servo control method |
| 07/14/2009 | US7561500 Apparatus using light-attenuating element for optically reproducing and recording information |
| 07/14/2009 | US7561499 Light focusing optical system, optical pickup device and optical recording and reproducing device using the same, as well as light focusing method |
| 07/14/2009 | US7561498 Optical pickup actuator having aberration correcting mechanism and method of assembling the same |
| 07/14/2009 | US7561497 Optical pick-up actuator and method, and reproducing and/or recording apparatus with same |
| 07/14/2009 | US7561496 Recording medium with copy protection information and apparatus/method for forming, recording, reproducing, and restricting reproduction of the recording medium |
| 07/14/2009 | US7561174 Optical media printing using a vibration signal |
| 07/14/2009 | US7560220 Resist material and nanofabrication method |
| 07/14/2009 | CA2411414C A novel expanded porphyrin and a method for synthesis thereof |
| 07/09/2009 | WO2009084845A2 Method for detecting pattern of over-sampling image and an optical information processing apparatus and method using the same |
| 07/09/2009 | WO2009084844A2 Data processing system and method for processing optical information |
| 07/09/2009 | WO2009084843A2 Method of reading optical information and method of recording optical information |
| 07/09/2009 | WO2009084807A1 Holographic information recording and/or reproducing apparatus |
| 07/09/2009 | WO2009084604A1 Liquid crystal element, optical head device, and variable optical modulation element |
| 07/09/2009 | WO2009084326A1 Master disk, master disk manufacturing method, stamper, disk substrate, optical disk, and optical disk manufacturing method |
| 07/09/2009 | WO2009084204A1 Interlayer movement apparatus, and integrated circuit for interlayer movement apparatus |
| 07/09/2009 | WO2009054981A9 Apparatus and methods for threshold control of photopolymerization for holographic data storage using at least two wavelengths |
| 07/09/2009 | US20090175155 Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuit |
| 07/09/2009 | US20090175154 Disk with Embedded Flash Memory and Disc Drive |
| 07/09/2009 | US20090175152 Optical disk apparatus and optical pickup |
| 07/09/2009 | US20090175151 Optical disc, optical disc drive, optical disc recording/reproducing method, and integrated circuit |
| 07/09/2009 | US20090175150 Multi-channel optical pickup and optical recording/reproducing apparatus employing the same |
| 07/09/2009 | US20090175149 Holographic information recording and/or reproducing apparatus |
| 07/09/2009 | US20090175148 Holographic system, in particular for holographic data storage |
| 07/09/2009 | US20090175145 Forward sense signal generation |
| 07/09/2009 | US20090175144 Information recording method and apparatus |
| 07/09/2009 | US20090175141 Write-once optical disc, and method and apparatus for recording management information on write-once optical disc |
| 07/09/2009 | US20090175138 Servo controlling apparatus and method of holographic information recording/reproducing system |
| 07/09/2009 | US20090175136 Recording and reproducing apparatus as well as recording and reproducing method |
| 07/09/2009 | US20090174920 Apparatus for recording/reproducing holographic data |
| 07/08/2009 | EP2077556A1 Silver alloy reflective film, sputtering target therefor, and optical information recording medium using the same |
| 07/08/2009 | EP2077555A1 Multilayer information recording medium and method for manufacturing the same |
| 07/08/2009 | EP2077554A1 Optical pickup apparatus, optical read/write apparatus, and gap control method |
| 07/08/2009 | EP2077553A1 Optical disk playback device |
| 07/08/2009 | EP2077552A1 Optical pickup |
| 07/08/2009 | EP1805756B1 Optical scanning device |
| 07/08/2009 | EP1788563B1 Hologram reproduction head |
| 07/08/2009 | EP1573723B1 Write-once optical recording medium and defect management information management method thereof |
| 07/08/2009 | EP1493148B1 Writing scheme for an optical recording medium |
| 07/08/2009 | CN201270149Y Anti-fake optical disc |
| 07/08/2009 | CN101479797A Optical component for laser beam |
| 07/08/2009 | CN101479796A Optical pickup and optical information processor |
| 07/08/2009 | CN101479795A Forward sense signal generation |
| 07/08/2009 | CN101479794A Disc drive and photo-detector circuits |
| 07/08/2009 | CN101479793A Method and device for retrieving information from an optical record carrier at various reading speeds |
| 07/08/2009 | CN101479675A Hologram recording apparatus and hologram recording/reproducing method |
| 07/08/2009 | CN101477814A Laser assembly device |
| 07/08/2009 | CN101477813A Super-resolution phase plate infrared high definition CD reading head |
| 07/08/2009 | CN101477812A Optical pickup device |
| 07/08/2009 | CN101477811A Optical storage device and process for eliminating write power transient |
| 07/08/2009 | CN101477810A Shift-insensitive storage of information in page oriented optical data storage systems |
| 07/08/2009 | CN101477809A 光学数据记录方法 The optical data recording method |
| 07/08/2009 | CN101477808A Optical data recording method |
| 07/08/2009 | CN101477807A Optical data recording method |
| 07/08/2009 | CN101477806A Optical data recording method |
| 07/08/2009 | CN101477805A Optical disc drive |
| 07/08/2009 | CN101477804A Cylindrical optical disc driver |
| 07/08/2009 | CN100511467C Lens cleaner of optical disk device and lens cleaning method |
| 07/08/2009 | CN100511464C Recording device and recording method |
| 07/08/2009 | CN100511461C Driving system of scanner of information recording or reproducing equipment |
| 07/08/2009 | CN100511460C Tracking error detecting device |
| 07/08/2009 | CN100511454C Information reproducing apparatus and method |
| 07/08/2009 | CN100511449C Disk apparatus |
| 07/08/2009 | CN100511447C Optical element, optical pickup, and information recording/reproduction device |
| 07/08/2009 | CN100511446C Recording and /or reproducing apparatus |
| 07/08/2009 | CN100511445C Compatible optical pickup and optical recording and/or reproducing apparatus employing the same |
| 07/08/2009 | CN100511444C Regeneration device, spherical aberration calibration and focus offsetting regulation method |
| 07/08/2009 | CN100511443C Optical disc drive |
| 07/08/2009 | CN100511442C Optical heads device and control method of optical head |
| 07/08/2009 | CN100511441C Information storage medium and method and apparatus of recording and/or reproducing data on and/or from the same |
| 07/08/2009 | CN100511440C Optical disc and optical disc device |
| 07/08/2009 | CN100511439C Hologram recording and reproducing apparatus |
| 07/08/2009 | CN100511438C Holographic system, in particular for holographic data storage |
| 07/08/2009 | CN100511437C Methods for recording and reproducing user data on optical disc having tracking polarity information |
| 07/08/2009 | CN100511436C Diffractive part |
| 07/08/2009 | CN100511435C Method and system for setting optical drive write speed |
| 07/08/2009 | CN100511434C Recording medium having data structure of playlist marks for managing reproduction of still images recorded thereon and recording and reproducing methods and apparatuses |
| 07/08/2009 | CN100509222C Structure body and method of producing the structure body, medium for forming structure body, and optical recording medium and method of reproducing the same |
| 07/07/2009 | USRE40822 Calibration method for slice level of zero cross signal and method of producing track-crossing signal |
| 07/07/2009 | US7559069 Optical disc device |
| 07/07/2009 | US7558904 Controller, data memory system, data rewriting method, and computer program product |
| 07/07/2009 | US7558307 Semiconductor laser device, semiconductor laser device manufacturing method, optical disk apparatus and optical transmission system |
| 07/07/2009 | US7558187 Apparatus and method of initializing phase-change optical disk |
| 07/07/2009 | US7558184 Optical pickup device |
| 07/07/2009 | US7558183 System and method for optical media marking |
| 07/07/2009 | US7558182 Optical head and optical disc device provided therewith |
| 07/07/2009 | US7558181 Optical information recording/reproduction apparatus |
| 07/07/2009 | US7558180 Light source apparatus provided with beam shaping element and optical pick-up apparatus having the same |
| 07/07/2009 | US7558179 Compatible optical pickup using light sources following a common optical path |
| 07/07/2009 | US7558178 Information recording/reproducing method and information recording/reproducing apparatus |