| 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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| 10/03/2000 | US6128259 Optical pickup apparatus for accurate detection of a tracking error signal |
| 10/03/2000 | US6128258 Tilt detection method and optical disk drive |
| 10/03/2000 | US6128256 Apparatus and method for positioning an optical head over a disk having pre-groups with encoded address information |
| 10/03/2000 | US6128134 Integrated beam shaper and use thereof |
| 10/03/2000 | US6128122 Micromachined mirror with stretchable restoring force member |
| 10/03/2000 | US6128109 Apparatus for incoherent/coherent readout and display of information stored in double angularly multiplexed volume holographic optical elements |
| 10/03/2000 | US6127100 Method of manufacturing a stamper for use in optical information recording medium |
| 10/03/2000 | US6127050 Compact disc made of a metal such as aluminum which is mechanically grained with particulate material for preparing a tamper-proof archival medium |
| 10/03/2000 | US6127049 Rewritable optical information medium |
| 10/03/2000 | US6127016 Capable of recording, reproducing and erasing information by application of electromagnetic waves, such as a laser beam; erasability and sensitivities, minimum jitter, and shelf stability and repetition reliability |
| 10/03/2000 | US6126992 Optical articles comprising isosorbide polyesters and method for making same |
| 10/03/2000 | CA2210108C Optical disc apparatus accessing method and system therefor |
| 09/28/2000 | WO2000057414A1 Optical disk production device |
| 09/28/2000 | WO2000057413A1 Method and device for analysing optical storage media materials |
| 09/28/2000 | WO2000057412A1 Lens holder with an air coned coil in a cavity thereof for use in an actuator |
| 09/28/2000 | WO2000057411A1 Recorded information reader |
| 09/28/2000 | WO2000057410A1 Rewritable multilayer disk and information recording / reproducing device |
| 09/28/2000 | WO2000057409A1 Method and device for reading-out holographically stored information |
| 09/28/2000 | WO2000057408A1 Method for optically recording information and device for optically recording information by the same |
| 09/28/2000 | WO2000057407A1 Optical information reproducing device |
| 09/28/2000 | WO2000057261A1 Secure portable digital data handling medium, and security method using such a data handling medium |
| 09/28/2000 | WO2000057215A1 Diffractive selectively polarizing beam splitter and beam routing prisms produced thereby |
| 09/28/2000 | WO2000056529A1 Pseudo-reflective read inhibitor for optical storage media |
| 09/28/2000 | DE19910247A1 Neues holographisches Aufzeichnungsmaterial New holographic recording material |
| 09/28/2000 | CA2367014A1 Secure portable digital data handling medium, and security method using such a data handling medium |
| 09/27/2000 | EP1039467A2 Apparatus for performing patterned read and write operations. |
| 09/27/2000 | EP1039465A2 Pickup guide mechanism |
| 09/27/2000 | EP1039464A2 Multi-session disc having DVD application session, and recording and/or reproducing apparatus and method thereof |
| 09/27/2000 | EP1039458A2 Optical head and coil assembly used for the same |
| 09/27/2000 | EP1039457A1 Optical information recording medium |
| 09/27/2000 | EP1039456A1 Recordable digital video disc |
| 09/27/2000 | EP1039455A2 Medium and method for recording optical information |
| 09/27/2000 | EP1039454A1 Lens holder with a coil in a cavity thereof for use in an actuator |
| 09/27/2000 | EP1039453A1 Optical pickup direction detection unit and optical pickup direction detection method |
| 09/27/2000 | EP1039452A2 Optical information storage medium having lands and grooves both serving as recording tracks |
| 09/27/2000 | EP1039451A2 Optical disc substrate |
| 09/27/2000 | EP1039450A2 Optical recording medium having different data formats and appropriate apparatus for recording/reproducing |
| 09/27/2000 | EP1039449A1 Optical information recording medium |
| 09/27/2000 | EP1039448A2 Phase change recording with crystallization improving layer |
| 09/27/2000 | EP1039315A2 Optics using a gradient index lens |
| 09/27/2000 | EP1038297A1 Disc player for playing discs with optically stored data |
| 09/27/2000 | EP1038295A2 Rewritable optical information medium |
| 09/27/2000 | EP1038294A2 Rewritable optical information medium |
| 09/27/2000 | EP1038207A1 Scatter noise reduction in holographic storage systems by two-step write |
| 09/27/2000 | EP0763235B1 Control system utilizing an adaptive predictor |
| 09/27/2000 | CN1268240A Apparatus for protecting and/or repairing an optical surface |
| 09/27/2000 | CN1267885A Optical information media and optical information recording method |
| 09/27/2000 | CN1267884A Optical information recording media and optical information recording method |
| 09/27/2000 | CN1267883A Optical information recording media and method, and optical reproducing equipment therewith |
| 09/27/2000 | CN1267882A CD audio and video device with reading function |
| 09/27/2000 | CN1056937C Method of manufacturing a matrix for producing optical disc without master as medium |
| 09/27/2000 | CN1056936C Optical information recording and replaying apparatus |
| 09/27/2000 | CN1056935C Optical pickup apparatus and optical disc apparatus using the same |
| 09/26/2000 | US6125468 High-speed data recording method for digital versatile disk-random access memory |
| 09/26/2000 | US6125232 Large-capacity recording medium, method and apparatus for reproducing data from a large capacity recording medium, and method and apparatus for recording data on a large-capacity recording medium |
| 09/26/2000 | US6125181 Optical disk, an optical disk barcode forming method, an optical reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk |
| 09/26/2000 | US6125101 Phase-change type optical recording medium having recording marks wider than a recording track |
| 09/26/2000 | US6125100 Optical disc having data recorded in an encoded block form for improving error correction capability and an apparatus utilizing such optical disc |
| 09/26/2000 | US6125099 Disk drive system, process and components thereof for improved disk stiffness |
| 09/26/2000 | US6125095 Luminescent recording layer holding a plurality of positive or negative charges |
| 09/26/2000 | US6125094 Current amplifier |
| 09/26/2000 | US6125093 Optical disk recording and retrieving device |
| 09/26/2000 | US6125092 Optical head assembly |
| 09/26/2000 | US6125091 Optical pickup apparatus for use with various types of optical disks |
| 09/26/2000 | US6125089 Recording timing control circuit for optical disk driving device |
| 09/26/2000 | US6125088 Aberration correcting apparatus and information recording medium play-back apparatus |
| 09/26/2000 | US6125087 Optical pickup for optical disk apparatus |
| 09/26/2000 | US6125086 Method and apparatus for high speed reproduction of information recorded on an optical recording medium |
| 09/26/2000 | US6125085 Optical recording method and device for optimally controlling the width of the recording marks |
| 09/26/2000 | US6125084 Optical disk device using a recording medium structurally arranged to generate a recording clock |
| 09/26/2000 | US6125083 Magneto-optical recording method and medium comprising three layers, whose middle layer has a lower curie temperature than the other layers |
| 09/26/2000 | US6125008 Flying head positioner having rotational fine positioning and adjustable actuator load |
| 09/26/2000 | US6124988 Objective lens |
| 09/26/2000 | US6124924 Focus error correction method and apparatus |
| 09/26/2000 | US6124078 Photo-decoloring dye, a binder resin composition containing the same and photo-recording material |
| 09/26/2000 | US6124075 Laser ablative recording material |
| 09/26/2000 | US6124048 Substrate, first magnetic layer for reading info, second intermediate magnetic layer, and third magnetic layer for storing info; curie temperature of second layer is lower than the first and third layers; high signal to noise ratio |
| 09/26/2000 | US6124011 Information-bearing discs and methods of fabrication |
| 09/26/2000 | US6123020 Printer and disk dispenser combination |
| 09/26/2000 | CA2202288C Lens device and an optical pickup apparatus using the lens device |
| 09/21/2000 | WO2000055851A1 Polycarbonates derived from alicyclic bisphenols |
| 09/21/2000 | WO2000055850A1 Multi-layer optical information carriers with fluorescence reading/recording and method for their production |
| 09/21/2000 | WO2000055849A1 Convergent device, optical head, optical information recording/reproducing and optical information recording/reproducing method |
| 09/21/2000 | WO2000055848A1 Device for recording, reading and storing information |
| 09/21/2000 | WO2000055572A1 Multiple layer confocal interference microscopy using wavenumber domain reflectometry and background amplitude reduction and compensation |
| 09/21/2000 | WO2000055237A1 Polycarbonates suitable for use in optical articles |
| 09/21/2000 | WO2000055136A1 Metal-containing azo compounds and optical recording media |
| 09/21/2000 | WO2000054982A1 Information recording medium and method for manufacturing the same |
| 09/21/2000 | WO2000032374A3 Injection molding of an optically readable, non-circular data carrier |
| 09/21/2000 | WO2000023840A8 Near field optical scanning system employing microfabricated solid immersion lens |
| 09/21/2000 | DE19700673C2 Optische Aufnehmervorrichtung The optical pickup |
| 09/20/2000 | EP1037207A2 Optical memory apparatus |
| 09/20/2000 | EP1037206A2 Optical pickup |
| 09/20/2000 | EP1037205A2 Optical recording/reproducing apparatus |
| 09/20/2000 | EP1037204A1 Servo system and method to servo a beam incident on a moving data carrier in particular a digital disc |
| 09/20/2000 | EP1037203A2 Constant linear velocity disk reproducing apparatus |
| 09/20/2000 | EP1037100A1 Apparatus for reading optical data from a motion picture film and a light source therefor |
| 09/20/2000 | EP1036415A2 Wafer level integration of multiple optical elements |
| 09/20/2000 | EP1036129A1 Fluorescent composition for the manufacture of cd-rom type optical memory disks |
| 09/20/2000 | EP0907952B1 Method of providing an optical data carrier with identity information |