| 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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| 09/09/2009 | EP1588359B1 Optical disc, method and apparatus for managing a defective area on an optical disc |
| 09/09/2009 | CN201307412Y Auto-excitation type LD optical head with non-point aberration correction function |
| 09/09/2009 | CN201307411Y Optical disc stamper easy to demould |
| 09/09/2009 | CN101529513A Optical disc device, focal point position control method, and recording medium |
| 09/09/2009 | CN101529512A Disk device |
| 09/09/2009 | CN101529511A Disc device |
| 09/09/2009 | CN101529510A Optical recording medium and method for recording and reproducing information on and from optical recording medium |
| 09/09/2009 | CN101529509A Setup and methods for storing data in and reading out data from a holographic storage arrangement |
| 09/09/2009 | CN101529508A Information processing device, information recording medium, information processing method and computer program |
| 09/09/2009 | CN101529507A Optical pickup unit, apparatus for recording/reproducing data, method for controlling the apparatus, control method, and recording medium |
| 09/09/2009 | CN101529300A Optical element, resin molding metal die and optical element manufacturing method |
| 09/09/2009 | CN101527151A Optical disc apparatus |
| 09/09/2009 | CN101527148A Abrasion resistant optical disc |
| 09/09/2009 | CN101527147A Optical pickup and optical information reproducing device |
| 09/09/2009 | CN101527146A Focusing position adjusting method of optical head and system thereof |
| 09/09/2009 | CN101527145A Optical disk recording/reproducing apparatus and seek control method thereof |
| 09/09/2009 | CN101527144A Information recording medium manufacturing method and information recording/reproducing method |
| 09/09/2009 | CN100539668C Information recording device and information reproducing the same |
| 09/09/2009 | CN100538859C Optical disk drive modified for speed and orientation tracing for applying a label |
| 09/09/2009 | CN100538857C Method for managing defective area on optical recording medium of writable once type and optical recording medium using the method |
| 09/09/2009 | CN100538848C Information recording medium, method for simultaneous recording and reproduction, and information recording and reproduction apparatus |
| 09/09/2009 | CN100538838C Optical head device and optical information processor |
| 09/09/2009 | CN100538837C Optical head device and optical recording medium driving device |
| 09/09/2009 | CN100538836C Optical pickup device-use optical element, coupling lens and optical pickup device |
| 09/09/2009 | CN100538835C Method of optimizing the write power for recording marks in an information layer of a record carrier and recording device using such an optimizing method |
| 09/09/2009 | CN100538834C Multi-spot detector arrangement for multi-layer record carriers |
| 09/09/2009 | CN100538833C Optical information recording medium |
| 09/09/2009 | CN100538832C Information storage medium, and recording/reproducing apparatus and method |
| 09/09/2009 | CN100538831C Information processing device and information recording medium |
| 09/09/2009 | CN100538830C Optical driver including a multiphase clock generator |
| 09/09/2009 | CN100538829C Method and recording device for recording marks in an information layer of an optical record carrier |
| 09/08/2009 | USRE40908 Optical recording/reproducing apparatus for optical disks with various disk substrate thickness |
| 09/08/2009 | US7587727 Pickup device |
| 09/08/2009 | US7587112 Optical device and light control method |
| 09/08/2009 | US7586833 Magneto-optical recording medium |
| 09/08/2009 | US7586832 Information recording medium, and recording method and reproducing method thereof |
| 09/08/2009 | US7586831 Amplitude modulated addressing in disk pregroove |
| 09/08/2009 | US7586830 Magnetic recording medium and manufacturing method therefor |
| 09/08/2009 | US7586829 Multilayer optical recording medium having plurality of reflecting units formed on parts recording layers |
| 09/08/2009 | US7586827 Optical pickup apparatus |
| 09/08/2009 | US7586826 Compatible optical pickup |
| 09/08/2009 | US7586825 Wave retardation plate and optical pickup device has them |
| 09/08/2009 | US7586824 Optical storage medium, optical read/write apparatus, and optical read/write method |
| 09/08/2009 | US7586823 Information recording apparatus and information recording method |
| 09/08/2009 | US7586822 Optical drive controller providing calibrated laser diode driver |
| 09/08/2009 | US7586821 Data storage apparatus that either certifies a recording medium in the background or verifies data written in the recording medium |
| 09/08/2009 | US7586820 Method of detecting sync signals |
| 09/08/2009 | US7586819 Optical pickup device |
| 09/08/2009 | US7586818 Optical disc apparatus and semiconductor device |
| 09/08/2009 | US7586817 Appliance for recording or playing back information having means for detecting or moving the scanning location on a disc with a wobble track |
| 09/08/2009 | US7586816 Playback apparatus and layer jump method |
| 09/08/2009 | US7586815 Pickup lens with phase compensator and optical pickup apparatus using the same |
| 09/08/2009 | US7586698 Spherical aberration control method and related apparatus |
| 09/08/2009 | US7586595 Method of scanning and scanning apparatus |
| 09/08/2009 | CA2473309C Recording medium having data structure for managing reproduction of multiple reproduction path video data recorded thereon and recording and reproducing methods and apparatuses |
| 09/03/2009 | WO2009108278A2 Apparatus for and a method of copy-protecting a content carrying recording medium |
| 09/03/2009 | WO2009107860A1 Target level setting method for a signal used in maximum-likelihood decoding in prml processing of a signal reproduced from an optical information recording medium, playback device for an optical information recording medium, and target level setting program for a signal used in maximum-likelihood decoding in prml processing |
| 09/03/2009 | WO2009107748A1 Wavelength selective optical rotator and optical head device |
| 09/03/2009 | WO2009107399A1 Signal evaluation method and signal evaluation device |
| 09/03/2009 | WO2009107176A1 Optical disc signal processing device and optical disc device |
| 09/03/2009 | US20090219964 laser diode driver |
| 09/03/2009 | US20090219799 Optical pickup device and recording/reproducing device |
| 09/03/2009 | US20090219798 Reproduction method and hologram recording medium |
| 09/03/2009 | US20090219795 Optical Head and Optical Disk Drive |
| 09/03/2009 | US20090219794 Pickup apparatus and disc apparatus including the same |
| 09/03/2009 | US20090219791 Optical disc apparatus and tracking control method |
| 09/03/2009 | US20090219652 Actuator for access to strorage media |
| 09/03/2009 | US20090219594 Hologram reproducing device and hologram reproducing method |
| 09/03/2009 | US20090219593 Reflection type collinear holographic storage system |
| 09/03/2009 | CA2714647A1 Apparatus for and a method of copy-protecting a content carrying recording medium |
| 09/03/2009 | CA2684790A1 Signal evaluation method and signal evaluation device |
| 09/02/2009 | EP2096637A1 Radiation curing composition for optical recording medium, and optical recording medium |
| 09/02/2009 | EP2096636A1 Optical pickup device |
| 09/02/2009 | EP2096635A1 Disk device |
| 09/02/2009 | EP2096634A1 Reflection type collinear holographic storage system |
| 09/02/2009 | EP2096633A1 Reflection type collinear holographic storage system |
| 09/02/2009 | EP2095928A1 Disc forming die, disc substrate and method for forming the disc substrate |
| 09/02/2009 | EP2094751A1 Optical 3d memory comprising a block copolymer containing a photoactive monomer having a photoisomerable group |
| 09/02/2009 | EP1741733B1 Composition for optical disk-protecting film |
| 09/02/2009 | EP1262964B1 Optical disk |
| 09/02/2009 | CN201302813Y Collimating mirror driving control device for examining and adjusting blue optical head |
| 09/02/2009 | CN101523492A Optical storage medium comprising a mask layer with a super resolution near field structure |
| 09/02/2009 | CN101523491A 兼容的光学记录介质 A compatible optical recording medium |
| 09/02/2009 | CN101523490A Optical disc with postponed viewing window |
| 09/02/2009 | CN101523489A Diffraction element and optical head device equipped therewith |
| 09/02/2009 | CN101523488A Apparatus and method for processing optical information using low density parity check code |
| 09/02/2009 | CN101522841A Coated product containing a highly refractive and scratch-resistant layer |
| 09/02/2009 | CN101522813A Resin composition and molded article produced from the composition |
| 09/02/2009 | CN101521035A Write-once optical disc, method and apparatus for recording management information on write-once optical disc |
| 09/02/2009 | CN101521030A Azobenzol liquid crystal holography storage material and preparation method thereof |
| 09/02/2009 | CN101521029A Best record power-correcting method for improving track-seeking stability of power-correcting region |
| 09/02/2009 | CN101521028A Optical pickup device and recording/reproducing device |
| 09/02/2009 | CN101521027A Pickup apparatus and disc apparatus including the same |
| 09/02/2009 | CN101521026A Check method and apparatus for objective drive apparatus |
| 09/02/2009 | CN101521025A Optical disc and optical disc device |
| 09/02/2009 | CN101521024A Methods for identifying boundary between areas storing information with different characteristics |
| 09/02/2009 | CN101521021A Folk festival couplet software or cassette |
| 09/02/2009 | CN101520636A Optical recording device and optical recording and reproduction device |
| 09/02/2009 | CN101518770A Spin coating device |
| 09/02/2009 | CN100536008C Disc changer |