| 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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| 06/30/1999 | CN2327045Y Power intensifyng switch for VCD machine optical-head |
| 06/30/1999 | CN1221509A Optical disc |
| 06/30/1999 | CN1221254A Method and device for automatic setting of gain in control loops |
| 06/30/1999 | CN1221189A Sync detection device and optical disk player having the same |
| 06/30/1999 | CN1221179A Multiple data surface data storage system and method |
| 06/30/1999 | CN1221178A Light disk signal processing method and light disk device |
| 06/30/1999 | CN1221176A Apparatus for measuring characteristics of optical disc systems and method |
| 06/30/1999 | CN1221175A Jitter measuring method utilizing A/D conversion and device |
| 06/30/1999 | CN1221042A Getter system for purifying work atmosphere in processes of physical vapor deposition |
| 06/29/1999 | US5917933 Method and device for carrying out the quality control of an object |
| 06/29/1999 | US5917845 For imaging radiation |
| 06/29/1999 | US5917801 Optical pickup device |
| 06/29/1999 | US5917800 Optical pickup device for reproducing discs of two types with different densities by double beam focuses of different sizes |
| 06/29/1999 | US5917798 Apparatus and method for recording and/or playing back optical information and media for it apparatus and method for recording and/or playing back optical information and media for them |
| 06/29/1999 | US5917797 Multi-beam optical pickup assembly and methods using a compact two-dimensional arrangement of beams |
| 06/29/1999 | US5917796 Magneto-optical disk apparatus having an ejector arm and magnetic field generating means mounted on a stationary base |
| 06/29/1999 | US5917795 Disk device having a drive unit and a cam plate which moves up and down relative to a disk holder for providing a thin structure |
| 06/29/1999 | US5917793 Digital information recording apparatus |
| 06/29/1999 | US5917791 Apparatus for discriminating optical recording media of different thicknesses from each other and reproducing information therefrom |
| 06/29/1999 | US5917790 Optical information recording/reproducing method and apparatus for performing auto-tracking control using a three-beam method, with respect to first and second recording media having different track pitches |
| 06/29/1999 | US5917789 Method and device for detecting an amount of actuator offset for an optical disk device |
| 06/29/1999 | US5917788 Lens for optical data storage system |
| 06/29/1999 | US5917784 In an optical storage device |
| 06/29/1999 | US5917783 Optical disk, a recording/reproducing apparatus and method for the optical disk |
| 06/29/1999 | US5917782 Method of reproducing high-speed audio data by a CD-ROM player |
| 06/29/1999 | US5916730 Suitable for application in optical memory related equipment, in particular, rewritable compact disks; phase-change recording material comprising silver, indium, tellurium, antimony |
| 06/29/1999 | US5916656 Applicable to magnetic recording disk glass substrates, lcd glass substrates, photomasks glass substrates, or optical memory glass substrates; immersing said glass substrate in a heated chemical reinforcement solution |
| 06/29/1999 | US5915994 Connector for use with printed circuit and added component |
| 06/29/1999 | US5915858 Organizing pixels of different density levels for printing human readable information on CDs |
| 06/29/1999 | CA2106752C Bidirectional sinusoidal scanning system |
| 06/24/1999 | WO1999031661A1 Optical disc recording/reproducing method, optical disc, and optical disc device |
| 06/24/1999 | WO1999031658A1 Integrated optical pickup system for use with optical disks of different thicknesses |
| 06/24/1999 | WO1999031657A2 Optical disc, optical disc recording apparatus, and optical disc recording method for facilitating dubbing, storage medium for storing optical disc recording program for facilitating dubbing, optical disc reproducing apparatus, and optical disc reproducing method |
| 06/24/1999 | WO1999031556A1 Scatter noise reduction in holographic storage systems by two-step write |
| 06/24/1999 | WO1999031531A2 Scatter noise reduction in holographic storage systems by speckle averaging |
| 06/24/1999 | WO1999030908A1 Write once optical information recording medium |
| 06/24/1999 | DE19757129A1 Arrangement for prerecording data medium with music items or video clips |
| 06/23/1999 | EP0924705A2 CD player for CD-like recording formats |
| 06/23/1999 | EP0924704A2 Optical disc, optical disc recording apparatus, and optical disc recording method for facilitating dubbing, storage medium for storing optical disc recording program for facilitating dubbing, optical disc reproducing apparatus and optical disc reproducing method |
| 06/23/1999 | EP0924696A1 Method for the correction of a tracking error signal during optical scanning of a recording medium in the form of a disc |
| 06/23/1999 | EP0924694A1 Improved performance recording media for recordable element using gold reflector |
| 06/23/1999 | EP0924693A1 Improved performance recording media for recordable element using silver reflector |
| 06/23/1999 | CN2325851Y CD with protective casing |
| 06/23/1999 | CN2325850Y Machine for reparing CD |
| 06/23/1999 | CN1220761A Optical recording medium and method of its manufacture |
| 06/23/1999 | CN1220760A Method of production of information recording carrier |
| 06/23/1999 | CN1220759A Process for manufacturing optical data storage disk stamper |
| 06/23/1999 | CN1220758A Method and device for recording and/or reproducing information |
| 06/23/1999 | CN1220757A Scanning device for optical discs |
| 06/23/1999 | CN1220756A System for copy protection of recorded signal |
| 06/23/1999 | CN1220508A Semiconductor laser device |
| 06/23/1999 | CN1220459A Copy preventing apparatus and information recording medium used in this copy preventing apparatus |
| 06/23/1999 | CN1220457A CD player for CD-like recording formats |
| 06/23/1999 | CN1220455A Phase change optical disk having reflection layer of noble metal, and optical data storage system therefor |
| 06/23/1999 | CN1220454A Dual focusing optical pickup device |
| 06/23/1999 | CN1220453A Optical pickup system for reading different types of optical disks |
| 06/23/1999 | CN1220452A Optical pickup system for use with optical disks of different thicknesses |
| 06/23/1999 | CN1220451A Compact sized optical pickup system for use with optical disks of different thicknesses |
| 06/23/1999 | CN1220450A Method for correction of tracking error signal during optical scanning of recording medium in form of disc |
| 06/23/1999 | CN1220449A Optical pickup device and optical disc device |
| 06/23/1999 | CN1220448A Optical pickup device |
| 06/23/1999 | CN1220447A Data coding method of optical disk |
| 06/23/1999 | CN1220446A Phase-change optical recording medium |
| 06/23/1999 | CN1220445A Compatible optical pickup system for use with optical disk's of different thicknesses |
| 06/23/1999 | CN1220444A Apparatus of compact disc |
| 06/22/1999 | US5915067 Multimedia optical disc facilitating branch reproduction to parental lock sections using reduced control information and a reproducing device for said disc |
| 06/22/1999 | US5914930 Information recording medium and information reproducing apparatus for use therewith |
| 06/22/1999 | US5914928 Information recording disk having replacement area |
| 06/22/1999 | US5914927 Optical disk apparatus |
| 06/22/1999 | US5914926 Optical recording medium for checking compatibility of an optical pickup device and method of checking an optical pickup device using the same |
| 06/22/1999 | US5914925 DRDW differential phase tracking method and apparatus |
| 06/22/1999 | US5914924 Reproducing or recording device for reproducing, or recording on, an optical recording medium |
| 06/22/1999 | US5914923 Tilt servo system |
| 06/22/1999 | US5914922 Generating a quadrature seek signal from a discrete-time tracking error signal and a discrete-time RF data signal in an optical storage device |
| 06/22/1999 | US5914921 Disk drive apparatus initializing optical head during acceleration of disk, detecting control information and adjusting light emission prior to disk reaching a constant speed of rotation |
| 06/22/1999 | US5914920 Constant angular velocity type optical disk, double density recording method therefor, and reproducing method for such recorded optical disk |
| 06/22/1999 | US5914918 For performing sequential recording and printing operations on compact discs |
| 06/22/1999 | US5914917 Recording table-of-contents on erasable and rewritable optical disc in a digital versatile disc recorder |
| 06/22/1999 | US5914915 Magneto-optical disk system having an objective lens with a numerical aperture related to the thickness of the protective layer |
| 06/22/1999 | US5914822 Optical recording device |
| 06/22/1999 | US5914622 Pulse-width controller |
| 06/22/1999 | US5914495 Inspection apparatus for inspecting a defect of an optical disc |
| 06/22/1999 | US5914484 Circuit for adjusting luminous energy of light-emitting element and optical device using same |
| 06/22/1999 | US5914214 Method for manufacturing an optical information recording medium |
| 06/22/1999 | US5914212 Having optical properties which change in response to application of light or heat |
| 06/22/1999 | US5914167 Information recording medium with light-emitting area, storage case with light-emitting area for information recording medium, and sheet with light-emitting area for information recording medium |
| 06/22/1999 | US5913652 Substrate processing apparatus |
| 06/17/1999 | WO1999030481A2 Apparatus and methods for printing labels on optical media |
| 06/17/1999 | WO1999030321A1 Disc player for playing discs with optically stored data |
| 06/17/1999 | WO1999030317A2 Rewritable optical information medium |
| 06/17/1999 | WO1999030316A2 Method and device for writing optical record carriers |
| 06/16/1999 | WO1999031662A1 Disk cartridge and adapter |
| 06/16/1999 | EP0923174A1 Apparatus and method for compensating for temperature of laser diode |
| 06/16/1999 | EP0923076A1 Recording and reproduction of data and provision and collection of information |
| 06/16/1999 | EP0923074A1 Optical recording and/or reproducing apparatus and optical disc system |
| 06/16/1999 | EP0923072A1 Heat mode recording material based on a thin metal layer |
| 06/16/1999 | EP0923071A1 Process for the preparation of a heat mode recording element |
| 06/16/1999 | EP0923070A2 Optical disc recording and reproducing apparatus |
| 06/16/1999 | EP0923026A1 Storage medium having electronic circuits |
| 06/16/1999 | EP0922728A2 Static resistant polycarbonate compositions |