| 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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| 01/11/2001 | DE19930513A1 Photodetector-based scanning device e.g. for optical recording carriers, such as CD and DVD, has voltage control circuit based on operational amplifier and MOSFET elements |
| 01/11/2001 | DE10029400A1 Production of DVD's comprises pressing double-sided adhesive film on to first substrate using roller, then applying second substrate to free side of film |
| 01/11/2001 | CA2375728A1 Apparatus and method for the restoration of optical storage media |
| 01/11/2001 | CA2342913A1 Addition of watermark keys according to a flexible format |
| 01/10/2001 | EP1067553A2 Recording medium and information recording apparatus |
| 01/10/2001 | EP1067552A2 Optical disk recording apparatus and recording control method |
| 01/10/2001 | EP1067550A1 Positioning structure of a flexible printed circuit for a pick-up used in a disc drive and pick-up assembly used in a disc drive |
| 01/10/2001 | EP1067546A1 Apparatus and method for reproducing and recording information |
| 01/10/2001 | EP1067545A2 Recording medium for storing attribute information of a basic recording unit and method of identifying data using the attribute information |
| 01/10/2001 | EP1067544A1 Optical disk, method of reproducing and copying optical disk, and method of preventing illegal use of optical disk |
| 01/10/2001 | EP1067538A1 Optical disc recording and reproducing apparatus |
| 01/10/2001 | EP1067536A2 Exposure apparatus and method, optical disc drive, and recording and/or reproducing method |
| 01/10/2001 | EP1067535A2 Information recording medium |
| 01/10/2001 | EP1067534A2 Optical information medium and reading method |
| 01/10/2001 | EP1067533A2 Optical recording medium and optical recording and reproducing device |
| 01/10/2001 | EP1067532A2 Optical pickup and optical disk apparatus |
| 01/10/2001 | EP1067531A1 Optical pickup device capable of stable tracking |
| 01/10/2001 | EP1067530A2 Optical recording/reproducing apparatus, optical system therefore and coupling lens |
| 01/10/2001 | EP1067529A2 Laser power control device, optical head and optical recording and/or reproducing apparatus |
| 01/10/2001 | EP1067528A2 Integrated optical unit, optical head and optical recording and/or reproducing apparatus |
| 01/10/2001 | EP1067527A1 Actuator with high precision element positioning |
| 01/10/2001 | EP1067526A1 Apparatus for reproducing data from an optical disc inducing vibration and method thereof |
| 01/10/2001 | EP1067525A2 Method and apparatus for tracking error detection in optical disk driver |
| 01/10/2001 | EP1067524A2 Pre-pit detector of optical recording medium |
| 01/10/2001 | EP1067523A2 Optical disc having pits of different depth formed therein, optical disc device for reproduction the same, and method of reproduction |
| 01/10/2001 | EP1067522A2 Optical recording medium, method of detecting data block identification marks, and optical storage unit |
| 01/10/2001 | EP1067521A2 Recording and playback device and method for a disk with a plurality of zones of constant angular velocity |
| 01/10/2001 | EP1067520A2 Recording and playback device and method for a disk with a plurality of zones of constant angular velocity |
| 01/10/2001 | EP1067519A1 Optical recording medium and disc cartridge |
| 01/10/2001 | EP1067460A1 Recording carrier with recoverable initial state base data and process for its production |
| 01/10/2001 | EP1067134A2 Hybridization of polynucleotides conjugated with chromophores and fluorophores to generate donor-to-donor energy transfer system |
| 01/10/2001 | EP1066631A1 Optical data storage system utilizing polarization maintaining optical fiber |
| 01/10/2001 | EP1066630A1 Optical data storage system with means for reducing noise from spurious reflections |
| 01/10/2001 | EP1066629A1 Low noise optical storage system based on an optical polarimetric delay line |
| 01/10/2001 | EP1066628A1 Record carrier and apparatus for scanning the record carrier |
| 01/10/2001 | EP1066627A1 Record carrier, playback device and method of recording information |
| 01/10/2001 | EP1066227A1 Process of preparing discotic liquid crystalline compounds |
| 01/10/2001 | EP0912324A4 Optical recording medium and method for eliminating berm buildup |
| 01/10/2001 | EP0677842B2 Multi-scene recording medium, reproduction method and reproduction apparatus |
| 01/10/2001 | CN1279480A Data recording method for rewriting recording media |
| 01/10/2001 | CN1279478A Recording media and information storing device |
| 01/10/2001 | CN1279476A Recording device and method |
| 01/10/2001 | CN1279473A 光记录媒体 Optical recording medium |
| 01/10/2001 | CN1279472A Optical pickup |
| 01/10/2001 | CN1279471A Optical head device with optical phase shifting sheet |
| 01/10/2001 | CN1279470A Optical head for recording small size disc and with annular holographic lenses for compatibility of various discs |
| 01/10/2001 | CN1279469A Recording media reproducing method and device |
| 01/10/2001 | CN1279468A Optical recording media and manufacture thereof |
| 01/10/2001 | CN1279467A Interactive optical disk replay system |
| 01/10/2001 | CN1279466A Optical data reproducing unit and method for setting |
| 01/10/2001 | CN1060579C Optical pickup using vertical cavity surface-emitting laser diode |
| 01/09/2001 | US6173115 Record during pause and playback with rewritable disk medium |
| 01/09/2001 | US6173113 Machine readable information recording medium having audio gap information stored therein for indicating a start time and duration of an audio presentation discontinuous period |
| 01/09/2001 | US6172962 Disk cartridge with finger-like holding members and three-part supporting feature |
| 01/09/2001 | US6172961 Optical recording disk having land and groove continuously alternated in spiral tracks |
| 01/09/2001 | US6172960 Optical disk and recording/reproducing apparatus using multiple address block groups shifted oppositely with multiple address blocks |
| 01/09/2001 | US6172959 Optical information processing apparatus |
| 01/09/2001 | US6172958 Optical pick-up and disk player |
| 01/09/2001 | US6172957 Optical pickup and multi-layer disc playback apparatus |
| 01/09/2001 | US6172956 Optical recording medium and optical recording/reproducing device, and manufacturing method of optical recording medium |
| 01/09/2001 | US6172955 Optical disc recording and reproducing apparatus for performing a formatting process as a background process and a method for formatting an optical disc by a background process |
| 01/09/2001 | US6172954 Asymmetry compensation apparatus and reproduction apparatus for recordable disc |
| 01/09/2001 | US6172953 Defect detector and information reproduction apparatus employing the same |
| 01/09/2001 | US6172952 Optical disk device with abnormal jump detection |
| 01/09/2001 | US6172951 CD encode device for optical disk drive |
| 01/09/2001 | US6172950 Method for correcting tilt of magnet-optical readable medium apparatus to be used for its practice and magnet-optical readable medium |
| 01/09/2001 | US6172949 Disk recording or playback device and method of adjusting initial position of pickup thereof |
| 01/09/2001 | US6172947 Method and apparatus for time shifted signal recording and reproduction |
| 01/09/2001 | US6172946 Optical recording device for adjusting the rotation rate of recording medium during seeking operation |
| 01/09/2001 | US6172944 Magneto-optical recording apparatus with magnetic head decoupled from objective lens focus actuator |
| 01/09/2001 | US6172779 Optical pickup device including a hologram lens section with an oval diffraction grating pattern |
| 01/09/2001 | US6172534 Gain control arrangement and method |
| 01/09/2001 | US6172350 Optical head and an optical information reading method applied therein |
| 01/09/2001 | US6171674 Hard carbon coating for magnetic recording medium |
| 01/09/2001 | US6171673 Compositions for protective films and optical recording media |
| 01/09/2001 | US6170172 Device and method for curing an adhesive between two layers of an information carrier |
| 01/09/2001 | US6170169 Device for drying substrates |
| 01/09/2001 | CA2249403C Apparatus and methods for forming and use with variable pit depth optical recording media |
| 01/04/2001 | WO2001001680A1 Mass storage technology |
| 01/04/2001 | WO2001001413A2 Method and apparatus for run-out correction in a disk drive |
| 01/04/2001 | WO2001001408A1 Optical recording medium and method for reading optical recording medium |
| 01/04/2001 | WO2001001407A1 Optical disk device |
| 01/04/2001 | WO2001001406A1 Optical scanning device comprising a lens system with adjustable inclination |
| 01/04/2001 | WO2001001405A1 Optical disk recording and/or reproducing device, and focusing servomechanism |
| 01/04/2001 | WO2001001404A1 Optical record carrier |
| 01/04/2001 | WO2001000728A1 Low-hygroscopicity low-birefringence resin compositions, molding material obtained therefrom, sheet or film, and optical part |
| 01/04/2001 | WO2000063861A3 System, method and article of manufacture for targetted advertisement based on the electronic content of a laser-centric medium |
| 01/04/2001 | DE10026155A1 Recording and/or reproduction of signals, especially audio signals, involves moving reproduction head to fault position if fault detected, driving medium at lower speed |
| 01/03/2001 | EP1065664A2 Disk drive using plural optical heads, capable of identifying the types of media |
| 01/03/2001 | EP1065663A2 Optical recording medium |
| 01/03/2001 | EP1065662A1 Method and device for controlling an optical beam incident on a movable data carrier track, in particular a digital disk with a high rotation speed |
| 01/03/2001 | EP1065661A2 Apparatus and method for automatically adjusting bias voltage of focus error signal |
| 01/03/2001 | EP1065660A1 Method and apparatus for applying a driving voltage to a motor of an optical disk drive |
| 01/03/2001 | EP1065659A2 Optical recording medium and manufacturing method thereof |
| 01/03/2001 | EP1065658A1 Method and apparatus for optical information, method and apparatus for reproducing optical information, apparatus for recording/reproducing optical information, and optical information recording medium |
| 01/03/2001 | EP1065525A2 Radiation image read out apparatus |
| 01/03/2001 | EP1064653A1 Optical data storage |
| 01/03/2001 | EP1064652A1 Biopolymer-based holographic optical element |
| 01/03/2001 | EP1064651A2 Three-dimensional imaging system |
| 01/03/2001 | EP1064650A2 Integrated micro-optical systems |