| 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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| 04/10/2012 | US8154963 Method of writing data to a disc, disc drive |
| 04/10/2012 | US8154962 Optical pickup and optical information recording and reproducing device |
| 04/10/2012 | US8154961 Optical disk apparatus and focus jump method for multilayer optical disk |
| 04/10/2012 | US8154960 Power saving method and system applied in optical disk drive |
| 04/10/2012 | US8154959 Optical storage system and spherical aberration compensation apparatus and method thereof |
| 04/10/2012 | US8154802 Chromatic diffractive optical element corrector, optical system including the same and associated methods |
| 04/10/2012 | US8154774 Optical unit, image reading device, and image forming apparatus |
| 04/10/2012 | US8152068 Systems and methods for producing and processing time dependent dynamic barcodes in a mail delivery system |
| 04/10/2012 | US8152067 Time limited business reply mail |
| 04/10/2012 | CA2535410C Information recording medium, recording device and recording method for information recording medium, reproduction device and reproduction method for information recording medium,computer program for recording or reproduction, and data structure containing control signal |
| 04/10/2012 | CA2491189C Optical recording or reproducing apparatus for data from an optical disc having uniform structure |
| 04/10/2012 | CA2488825C Dual stack optical data storage medium and use of such medium |
| 04/10/2012 | CA2484179C Method and apparatus for recording data on optical recording medium |
| 04/10/2012 | CA2462224C Method and apparatus for recording a digital information signal |
| 04/05/2012 | WO2012043506A1 Objective lens for optical pickup device, and optical pickup device |
| 04/05/2012 | WO2012043310A1 Object lens for optical pick-up device, and optical pick-up device |
| 04/05/2012 | WO2012043190A1 Method for manufacturing lens |
| 04/05/2012 | WO2012042922A1 Optical information medium, optical information recording and playback device and optical information recording and playback method |
| 04/05/2012 | WO2012042767A1 Process of manufacturing optical element, optical head, and information recording device |
| 04/05/2012 | WO2012042557A1 Multilayer optical disk device |
| 04/05/2012 | WO2012042129A1 Recordable information medium with legally safe recording |
| 04/05/2012 | US20120082021 Optical pickup device |
| 04/05/2012 | US20120082020 Optical pickup device |
| 04/05/2012 | US20120082018 Optical disc recording device and recording signal generating device |
| 04/04/2012 | EP2437489A1 Recording apparatus, recording method, recording medium, reproducing apparatus and reproducing method |
| 04/04/2012 | EP2437261A1 Prerecorded optical recording medium |
| 04/04/2012 | EP2436737A1 Organic salt compound, and optical recording material and optical recording medium using the organic salt compound |
| 04/04/2012 | EP2204801B1 Method for record regeneration, device for record regeneration, and recording medium |
| 04/04/2012 | EP2137731B1 Power calibration in optical disc drives |
| 04/04/2012 | EP1932150B1 Two-photon-absorbing recording medium, two-photon-absorbing recording/reproducing method, and two-photon-absorbing recording/reproducing apparatus |
| 04/04/2012 | EP1669989B1 Optical disk |
| 04/04/2012 | EP1516335B1 Method and device for writing a multi-layer optical disc |
| 04/04/2012 | CN1870148B Write once disc, method of managing the data area of write once disc, and apparatus for reproducing data from write once disc |
| 04/04/2012 | CN1828760B Information recording medium and reproduction device |
| 04/04/2012 | CN102405518A Method for forming ge-sb-te film, and storage medium |
| 04/04/2012 | CN102403000A 物镜、透镜制造方法和光学驱动设备 An objective lens, a lens manufacturing method and an optical drive device |
| 04/04/2012 | CN102402999A 光拾取装置 The optical pickup apparatus |
| 04/04/2012 | CN102402998A 光拾取装置 The optical pickup apparatus |
| 04/04/2012 | CN102402997A 光拾取装置 The optical pickup apparatus |
| 04/04/2012 | CN102402996A 物镜、光学拾取器和光学驱动装置 An objective lens, an optical pickup and an optical drive apparatus |
| 04/04/2012 | CN102402995A 判断光盘片数据层数目的方法与装置 The purpose of the data layers to determine disc method and apparatus |
| 04/04/2012 | CN102402994A 光碟机中寻找最佳聚焦偏压及球差补偿值的方法与装置 CD-ROM drive to find the optimum focus bias and spherical aberration compensation value method and apparatus |
| 04/04/2012 | CN102402993A 记录设备 Recording equipment |
| 04/04/2012 | CN102402992A 刻录系统及方法 Recording system and method |
| 04/04/2012 | CN102399456A Use of appended dyes in optical data storage media |
| 04/04/2012 | CN102399343A 基于聚甲基共聚物的玻璃态全息存储聚合物及其制备方法 Based on the glassy polymer and its production method of the holographic storage polymethacrylic copolymers |
| 04/04/2012 | CN101688934B 光学元件及其制造方法 An optical element and its manufacturing method |
| 04/04/2012 | CN101681647B 多层光盘 Multi-layer disc |
| 04/04/2012 | CN101640045B 信号变换组件及使用该组件的光盘装置 Signal converting apparatus using the optical components and the assembly |
| 04/04/2012 | CN101635153B 光盘装置和光盘装置的信息记录方法 The information recording apparatus and method of the optical disc optical disc device |
| 04/04/2012 | CN101604538B Optical disc apparatus therefor |
| 04/04/2012 | CN101589432B 将数据记录在全息存储介质上/从全息存储介质再现数据的方法和设备 Methods and apparatus for recording data on a holographic storage medium / reproducing data from a holographic storage medium, |
| 04/04/2012 | CN101568963B Synthetic resin lens manufacturing method, reformed quality synthetic resin material manufacturing method and optical pickup device |
| 04/04/2012 | CN101527151B 光盘装置 Optical disc device |
| 04/04/2012 | CN101490757B 拾取装置 Pickup |
| 04/04/2012 | CN101454251B 光学玻璃 Optical glass |
| 04/04/2012 | CN101449184B Thin film for reflective film or semi-reflective film, sputtering targets and optical recording media |
| 04/04/2012 | CN101083087B Method and apparatus for managing defects in recording media |
| 04/03/2012 | US8151366 Secure optical media storage |
| 04/03/2012 | US8151289 Optical disk having a projection with lateral inclined surface |
| 04/03/2012 | US8150691 Arrangement and method for reproducing audio data as well as computer program product for this |
| 04/03/2012 | US8149682 Wobble information recording method, information recording medium, and recording and reproduction method and apparatus thereof |
| 04/03/2012 | US8149681 Combination type optical disk medium, its reproduction method and optical disk apparatus |
| 04/03/2012 | US8149680 Random read/write performance of probe storage memory devices |
| 04/03/2012 | US8149679 Recording/reproducing device and method, recording medium, and program |
| 04/03/2012 | US8149678 Diffraction grating, optical pickup and optical disc device |
| 04/03/2012 | US8149677 Optical pickup unit and optical disk apparatus having a phase-differing periodic structure |
| 04/03/2012 | US8149676 Apparatus and method for recording/reproducing holographic data and holographic data storage medium |
| 04/03/2012 | US8149675 Recording apparatus, recording method, program, and recording medium |
| 04/03/2012 | US8149674 Optical recording medium, information recording method, and information reproducing method |
| 04/03/2012 | US8149673 Optical recording method, optical recording device, master medium exposure device, optical information recording medium, and reproducing method |
| 04/03/2012 | US8149672 Optical recording medium, information recording method, and information reproducing method |
| 04/03/2012 | US8149671 Optical disc and optical disc device |
| 04/03/2012 | US8149670 Optical disk apparatus and method of driving the same |
| 04/03/2012 | US8149669 Optical disk apparatus and a focus-jumping control method thereof |
| 04/03/2012 | US8149668 Optical disk drive and method for determining disk type |
| 04/03/2012 | US8149667 Optical recording medium having read-only storage area and writable storage area and recording/reproducing apparatus and method therefor |
| 04/03/2012 | US8149665 Optical disc device |
| 04/03/2012 | US8149664 Method and apparatus for recording data on write-once recording medium |
| 04/03/2012 | US8149663 Multilayer-optical-disc data-erasure method and optical disc apparatus |
| 04/03/2012 | US8149662 Method and apparatus for determining optimum laser power |
| 04/03/2012 | US8149659 Recording and/or reproducing apparatus, recording and/or reproducing method and information storage medium therefor |
| 04/03/2012 | US8149658 Method of erasing data from optical disc |
| 04/03/2012 | US8149657 Optical waveguide clad material |
| 04/03/2012 | US8149655 Information recording medium, information recording apparatus and method, information reproducing apparatus and method, and computer program |
| 04/03/2012 | US8149146 Automatic power control system for optical disc drive and method thereof |
| 04/03/2012 | US8149029 Electronic device with optical module |
| 04/03/2012 | US8148046 Optical disk storage medium |
| 04/03/2012 | US8147069 Lighting device and projection image display unit |
| 04/03/2012 | CA2551548C Method and apparatus for recording and/or reproducing data on/from write-once disc, and write-once disc therefor |
| 03/29/2012 | WO2012040028A1 Optical storage focus servo system and method of controlling same |
| 03/29/2012 | WO2012039318A1 Optical pickup device and optical disc device |
| 03/29/2012 | WO2012039147A1 Copy management device, recording and playback device for optical disc, read-only optical disc, and copy management method |
| 03/29/2012 | WO2012039145A1 Video signal and audio signal recorder apparatus, and copy processing method in recorder |
| 03/29/2012 | WO2012039144A1 Read-only optical disc, optical disc recording and reproducing device, copying method for optical disc |
| 03/29/2012 | WO2012038517A1 Data storage and retrieval |
| 03/29/2012 | US20120076947 Resin layer formation method, resin layer formation device, disk and disk manufacturing method |
| 03/29/2012 | US20120075983 Information recording medium, information supply system, and optical information device |
| 03/29/2012 | US20120075982 Objective Lens Element and Optical Pickup Device |
| 03/29/2012 | US20120075981 Optical pickup device |