| 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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| 03/19/1997 | CN1145514A Information recording method, reproducing method, and reproducing apparatus |
| 03/19/1997 | CN1145479A Objective lens drive device |
| 03/18/1997 | US5613112 Management of recordable area for TOC (table of contents) and recording or recording/reproducing apparatus for performing recording action based on the same TOC information |
| 03/18/1997 | US5612945 Device for recording and/or reading information by means of a radiation beam, plate-shaped element suitable for use in the device, and disc player comprising the device |
| 03/18/1997 | US5612942 Optical head |
| 03/18/1997 | US5612939 Optical disk recording and/or reproducing apparatus for performing optimizing operation for servo control with recording and/or reproducing operation |
| 03/18/1997 | US5612938 Correcting recorded marks and land lengths taken from an optical disk |
| 03/18/1997 | US5612937 Optical pickup apparatus having a bisected optical receiving element for tracking control |
| 03/18/1997 | US5612936 Method and apparatus for detecting tracking error signal for optical disk using pairs of photosensors |
| 03/18/1997 | US5612935 Apparatus and method for controlling the position of an optical pickup device in a recording/reproducing apparatus for a disc-shaped recording medium |
| 03/18/1997 | US5612933 Apparatus for reproducing recorded information with error detection and correction processing |
| 03/18/1997 | US5612432 Sheetlike article for optical use |
| 03/18/1997 | US5612133 Magneto-optical recording medium having a refelecting layer of a silver-magnesium alloy having a magnesium oxide coating |
| 03/18/1997 | US5612109 Storage medium with radiation transparent dielectric seed layer and transmissive recording layer with multilayer structures of cobalt and platinum |
| 03/18/1997 | US5612108 Multilayer optical recording material with aluminum substrates and titanium undercoatings |
| 03/18/1997 | US5612068 Apparatus for the transfer of substrates |
| 03/18/1997 | US5612062 Means for holding stamper plate in molding metal die |
| 03/13/1997 | WO1997009720A2 Method and device for storing and retrieving information |
| 03/13/1997 | WO1997009716A1 Optical multilayer information carrier |
| 03/13/1997 | WO1997009715A1 Data carrier, layer forming method and systems therefor |
| 03/13/1997 | WO1997009043A1 Two-photon upconverting dyes and applications |
| 03/13/1997 | WO1997005606A3 Optical scanning apparatus for a multi-layer record carrier, including a focus control circuit |
| 03/13/1997 | WO1997005605A3 Optical scanning apparatus for a multi-layer record carrier, including a focus control circuit |
| 03/13/1997 | CA2231114A1 Two-photon upconverting dyes and applications |
| 03/13/1997 | CA2230981A1 Method and device for storing and retrieving information |
| 03/12/1997 | EP0762574A1 Semiconductor laser driving circuit, semiconductor laser device, image recording apparatus, and optical disk apparatus |
| 03/12/1997 | EP0762566A1 Near-field optical apparatus with laser source |
| 03/12/1997 | EP0762420A2 Clamping apparatus for imprinting disk-shaped information media |
| 03/12/1997 | EP0762417A2 Signal recording and reproducing, signal record media and signal transmission and reception |
| 03/12/1997 | EP0762412A1 Optical storage medium including multiple data levels made of Co/Pt magneto-optical recording media |
| 03/12/1997 | EP0762409A1 Disc bonding method and device therefor |
| 03/12/1997 | EP0762408A1 Multi-layer optical disk |
| 03/12/1997 | EP0762407A2 Two-sided, light-readable information recording disc stacks and methods of making same |
| 03/12/1997 | EP0762406A1 Information carrier, manufacturing method for a layer and apparatus therefor |
| 03/12/1997 | EP0762405A2 Optical recording medium |
| 03/12/1997 | EP0762404A1 Method and apparatus for recording information on erasable-type optical disc |
| 03/12/1997 | EP0762403A2 Optical disk apparatus and optical head thereof |
| 03/12/1997 | EP0762402A1 Optical read-out head capable of improved read-out of media with different pit heights |
| 03/12/1997 | EP0762401A1 Optical pickup device |
| 03/12/1997 | EP0762400A1 Optical information recording and/or reproducing apparatus and method |
| 03/12/1997 | EP0762399A1 Optical data recording/reproducing method and apparatus |
| 03/12/1997 | EP0762398A1 Optical disk recording/reproducing apparatus recording/reproducing information to/from optical disks according to different standards |
| 03/12/1997 | EP0762397A2 Method and apparatus for playing back multilayer disk |
| 03/12/1997 | EP0762396A1 Optical head tracking error detection device |
| 03/12/1997 | EP0762395A1 Objective lens supporting device |
| 03/12/1997 | EP0762394A1 Device for positioning a head for reading and/or writing information on a disk |
| 03/12/1997 | EP0762393A1 Generating track count pulses |
| 03/12/1997 | EP0762392A2 Optical recording media |
| 03/12/1997 | EP0762155A1 A multiple focus lens for an optical head |
| 03/12/1997 | EP0761318A2 Disk coating system |
| 03/12/1997 | EP0504429B1 Disk recording and reproducing apparatus |
| 03/12/1997 | CN1144956A Optical information recording medium and method, and optical information reproducing apparatus utilizing the same |
| 03/12/1997 | CN1144818A Colouration of high molecular weight organic materials in mass with soluble phthalocyanine precursors |
| 03/11/1997 | US5610901 Multiple data surface optical data storage system |
| 03/11/1997 | US5610899 Optical head moving section of optical disk drive |
| 03/11/1997 | US5610897 Optical information reproducing apparatus |
| 03/11/1997 | US5610896 Optical recording system using a gas laser capable of oscillating in a single longitudinal mode |
| 03/11/1997 | US5610895 Optical head having light blocking means positioned in front of a detector for super-resolution detection |
| 03/11/1997 | US5610894 Optical information reproducing apparatus and recording medium |
| 03/11/1997 | US5610893 Information recording and reproducing apparatus for copying information from exchangeable master recording medium to a plurality of other exchangeable recording media |
| 03/11/1997 | US5610888 Optical disc dubbing apparatus having automatic track number assignment |
| 03/11/1997 | US5610887 Error correcting apparatus with error corecting signal holding function |
| 03/11/1997 | US5610886 Focus balance automatic adjusting device and automatic adjusting method |
| 03/11/1997 | US5610885 Linear drive mechanism for use in an optical disk device |
| 03/11/1997 | US5610884 Optical information reproducing apparatus for detecting track crossing direction and track crossing number from reflected light extending over a plurality of tracks |
| 03/11/1997 | US5610883 Optical pickup apparatus having means to eliminate crosstalk in a focus error signal |
| 03/11/1997 | US5610881 Method for preventing audio data on a scratched portion of a compact disc from being reproduced in a compact disc player |
| 03/11/1997 | US5610880 Optical disc system and optical disk therefor |
| 03/11/1997 | US5610879 Optical reproducing device, optical reproducing method using the same, and optical record medium used in the same |
| 03/11/1997 | US5610853 Ferroelectric material, and semiconductor memory, optical recording medium and micro-displacement control device using the ferroelectric material |
| 03/11/1997 | US5610760 Device for raising the frequency of electromagnetic radiation |
| 03/11/1997 | US5610653 Method and system for automatically tracking a zoomed video image |
| 03/11/1997 | US5609990 Cured composition of radiation-curable component, nonionic perfluoro surfactant, radiation-curable silicone-containing compound |
| 03/06/1997 | WO1997008694A1 Device for reading an information carrier, including discriminating means for determining a type of information carrier |
| 03/06/1997 | WO1997008692A1 Optical recording medium containing a thiophene squarilium or croconium dye |
| 03/06/1997 | WO1997008691A1 Lens device and an optical pickup apparatus using the lens device |
| 03/06/1997 | WO1997008586A1 System for photographically recording digital data and analog soundtrack, and medium having digital data and analog soundtrack recorded thereon |
| 03/06/1997 | DE19531802A1 Scanning near field optical microscope |
| 03/05/1997 | EP0760509A1 Disk apparatus and disk access method |
| 03/05/1997 | EP0760152A1 Optical storage media having visible logos |
| 03/05/1997 | CN1144434A Video decompression |
| 03/05/1997 | CN1144380A CD video-song accompaniment reproducing apparatus having voice service function |
| 03/05/1997 | CN1144377A Method and apparatus for recording on and/or reproducing from recording media |
| 03/05/1997 | CN1144375A Replay device for light disc |
| 03/05/1997 | CN1144373A Multi-layered optical disc |
| 03/05/1997 | CN1144372A Optical information recording medium |
| 03/05/1997 | CN1144371A Reader for small optical disk digital information carrier |
| 03/05/1997 | CN1034197C Zoned record carrier |
| 03/04/1997 | US5608718 For binary information |
| 03/04/1997 | US5608717 Information recording media and optical disc presenting a character or a graphic pattern formed by specified pit patterns on data tracks |
| 03/04/1997 | US5608716 Optical recording/reproducing apparatus including a semiconductor laser having a plurality of radiative portions having different physical characteristics |
| 03/04/1997 | US5608715 Multi-layered recording disk and recording/reproducing system using the same |
| 03/04/1997 | US5608712 Method and means for varying pit duty cycle and changing pit depth on an optical recordable medium |
| 03/04/1997 | US5608711 Method and means for changing pit depth on an optical recordable medium |
| 03/04/1997 | US5608710 Phase changing recording medium with amorphous points each formed by a pair of high power and low recording pulses |
| 03/04/1997 | US5608709 Beam splitter arrangement for magneto-optical recording device |
| 03/04/1997 | US5608708 For scanning an information plane |
| 03/04/1997 | US5608707 Recording system for signalong disc player |
| 03/04/1997 | US5608702 Disc player capable of calculating the travel time of the optical pick-up |
| 03/04/1997 | US5608701 Method of and article for masking data on a storage medium |