| 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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| 04/10/2001 | US6214412 For manufacturing digital video disks(dvd) |
| 04/10/2001 | CA2035370C Frequency and/or phase characteristic control circuit having controlled current multiplying ratio |
| 04/05/2001 | WO2001024174A1 Optical scanning device |
| 04/05/2001 | WO2001024173A1 Single laser pickup for use with cd, dvd and cd-r discs |
| 04/05/2001 | WO2001024172A1 Data memory |
| 04/05/2001 | WO2001024169A1 Apparatus and method for reading/writing data from/to a storage device having multiple storage areas |
| 04/05/2001 | WO2001023437A1 Optical material comprising star-shaped hydrogenated polystyrene block copolymer, process for producing the same, and substrate for optical disk |
| 04/05/2001 | WO2000065409A3 Optical storage medium |
| 04/05/2001 | US20010000135 Optical pickup apparatus and optical recording medium drive employing the same |
| 04/05/2001 | US20010000134 Optical head for an optical disk drive |
| 04/05/2001 | DE19947782A1 Datenspeicher Data storage |
| 04/05/2001 | DE19946818A1 Elektronisches Gerät Electronic Instrument |
| 04/05/2001 | DE19946646A1 Use of strong field iron complex compounds showing a Leisst effect for the holographic, thermal and optical signal recording and as a thermal optical switch with molecular dissolution |
| 04/04/2001 | EP1089282A2 Data recording medium, data recording apparatus and method, and data reproducing apparatus and method |
| 04/04/2001 | EP1089281A2 Recording apparatus and medium |
| 04/04/2001 | EP1089276A2 Method and apparatus for recording/reproducing image information on/from removable medium |
| 04/04/2001 | EP1089270A2 Electronic apparatus |
| 04/04/2001 | EP1089269A1 Optical recording medium |
| 04/04/2001 | EP1089268A2 An optical pickup with improved optical properties, and a method for manufacturing the optical pickup |
| 04/04/2001 | EP1089267A1 Tracking servo apparatus for optical discs |
| 04/04/2001 | EP1089266A1 Tracking servo apparatus for optical discs |
| 04/04/2001 | EP1089265A2 Optical disc device having guide shaft for guiding optical pickup |
| 04/04/2001 | EP1089264A2 Recording apparatus and recording medium |
| 04/04/2001 | EP1089261A1 A method of producing suspended elements for electrical connection between two portions of a micro-mechanism which can move relative to one another |
| 04/04/2001 | EP1088857A1 Cyanine dye |
| 04/04/2001 | EP1088338A1 ARRANGEMENT FOR STORING OBJECTS, PARTICULARLY FOR STORING DISKLIKE OBJECTS SUCH AS WAFERS, FLAT PANELS OR CDs |
| 04/04/2001 | EP1088308A1 Method and device for recording information in units |
| 04/04/2001 | EP1088306A1 Spectrally selective layer and optical component for said layer |
| 04/04/2001 | EP1088305A1 Track crossing discriminating circuit |
| 04/04/2001 | EP1088017A1 Optical articles comprising isosorbide polyesters and method for making same |
| 04/04/2001 | EP0802880B1 Linear guide arrangement, device comprising a linear guide arrangement and a head for reading and/or writing information from/on a medium, and information reproducing and/or recording apparatus comprising a linear guide arrangement |
| 04/04/2001 | CN2426191Y Composite intelligent CD card |
| 04/04/2001 | CN1290395A System for copy protection of recorded information |
| 04/04/2001 | CN1290393A Substrate disk |
| 04/04/2001 | CN1290392A Optical pickup device using hologram pattern and hologram pattern generating method |
| 04/04/2001 | CN1290391A Optical pickup dust-proofing structure |
| 04/04/2001 | CN1290390A Method for executing track skipping |
| 04/04/2001 | CN1290339A Method and apparatus to determine fly height of recording head |
| 04/04/2001 | CN1290014A Flash memory and control method |
| 04/04/2001 | CN1290012A CD device and method for mounting electric motor of shaft |
| 04/04/2001 | CN1290010A Data recording media, data recording and/or reproducing device and method for determining recording media |
| 04/04/2001 | CN1290009A Signal processing circuits and semiconductor integrated circuits |
| 04/04/2001 | CN1290007A CD playing back device |
| 04/04/2001 | CN1290004A Object lenses for high density optical focus and optical head therewith |
| 04/04/2001 | CN1290003A Object lens activator and manufacture thereof |
| 04/04/2001 | CN1064166C Optical data storage media and system |
| 04/03/2001 | US6212330 Information record medium, apparatus for recording the same and apparatus for reproducing the same |
| 04/03/2001 | US6212159 Laminated optical disc and turntable for the laminated optical disc |
| 04/03/2001 | US6212158 Hybrid optical disc construction |
| 04/03/2001 | US6212157 Apparatus for suppressing warping optical disk and optical disk apparatus |
| 04/03/2001 | US6212154 Optical pickup for optical disk and light source for optical pickup |
| 04/03/2001 | US6212153 High NA solid catadioptric focusing device having a flat kinoform phase profile |
| 04/03/2001 | US6212152 Optical information detection apparatus |
| 04/03/2001 | US6212151 Optical switch with coarse and fine deflectors |
| 04/03/2001 | US6212150 Optical pickup apparatus and optical recording medium drive employing the same including a first photo receiving element for detecting the state of light beam and a second photo receiving element for reproducing information |
| 04/03/2001 | US6212149 Modified light-receiving element in an optical pickup for reading optical discs |
| 04/03/2001 | US6212148 Optical data storage by selective localized alteration of a format hologram |
| 04/03/2001 | US6212146 Apparatus for exposing optical disc master plate and method of exposing the same |
| 04/03/2001 | US6212145 Optical disk drive recording/reproduction apparatus and method for producing modified address data |
| 04/03/2001 | US6212142 Data recording medium and recording/reproducing apparatus for providing optimum position of mark start and end parts |
| 04/03/2001 | US6212141 Information recording apparatus and method |
| 04/03/2001 | US6212140 Objective lens driving device and optical disk unit |
| 04/03/2001 | US6212138 Control system for compact disc phonograph |
| 04/03/2001 | US6212042 Slider having air bearing surface which includes pads for disk storage system |
| 04/03/2001 | US6212019 Objective lens driving system in a optical pick-up and method of modulating the resonance frequency of its lens holder |
| 04/03/2001 | US6211940 Selecting analog or digital motion picture sound tracks |
| 04/03/2001 | US6211900 Recording apparatus |
| 04/03/2001 | US6211532 Microprobe chip for detecting evanescent waves probe provided with the microprobe chip and evanescent wave detector, nearfield scanning optical microscope, and information regenerator provided with the microprobe chip |
| 04/03/2001 | US6211511 Dual-wavelength optical pickup head |
| 04/03/2001 | US6210860 First layer composed of a first substance including at least one of s and se, optical characteristics are varied by applying an external energy to at least one of the first and second substances to react, |
| 04/03/2001 | US6210770 Optical recording medium and method of manufacturing the same |
| 04/03/2001 | US6210609 Method of manufacturing optical recording medium |
| 04/03/2001 | US6210148 Injection-moulding apparatus and mould for use in the injection-moulding apparatus |
| 04/03/2001 | CA2173929C Method, apparatus and recording medium for reproducing information |
| 03/29/2001 | WO2001022416A1 Method of immediate writing or reading files on a disc like recording medium |
| 03/29/2001 | WO2001022413A1 Optically readable data carrier and manufacture thereof |
| 03/29/2001 | WO2001022412A1 Information recording/reproducing apparatus |
| 03/29/2001 | WO2000062249A3 Dual smart/optical card |
| 03/29/2001 | WO2000054261A3 Recording drive information on recording medium |
| 03/29/2001 | DE19946293A1 Scanning objective lens with large imaging angle for laser printer, fax machine, or CD player; has aperture between positive and negative meniscal lens, with negative lens curved in aperture direction |
| 03/28/2001 | EP1087393A2 Signal processing circuit and semiconductor integrated circuit |
| 03/28/2001 | EP1087385A1 Convergent device, optical head, optical information recording/reproducing and optical information recording/reproducing method |
| 03/28/2001 | EP1087384A2 Tracking control apparatus |
| 03/28/2001 | EP1087383A2 Apparatus for scanning optical recording media |
| 03/28/2001 | EP1087382A2 Method of detecting a reproduction signal and circuit therefor |
| 03/28/2001 | EP1086471A1 Dielectric radiation-curable coating compositions |
| 03/28/2001 | EP1086464A1 Storage card and devices |
| 03/28/2001 | EP1086457A1 Optical switch for disk drive |
| 03/28/2001 | EP1086456A2 Optical recording medium and entertainment system that employs it |
| 03/28/2001 | EP1086455A1 Compatible digital soundtracks for 70 mm motion picture film |
| 03/28/2001 | EP1086454A1 Disc-shaped, optically readable information carrier |
| 03/28/2001 | EP1051667A4 Optical data storage by selective localized alteration of a format hologram |
| 03/28/2001 | EP0731454B1 Optical recording method, optical recording apparatus and optical recording medium |
| 03/28/2001 | CN1289442A Magnetic engraving method, in particular for magnetic or magneto-optical recording |
| 03/28/2001 | CN1289436A Magnetic memory drive and optical device |
| 03/28/2001 | CN1289124A Recording equipment, recording method and disc-shape recording medium |
| 03/28/2001 | CN1289122A Recording medium, method and device for making recording medium, and datarecording method and apparatus thereof |
| 03/28/2001 | CN1289121A Method and apparatus for recording and reproducing multichannel data |
| 03/28/2001 | CN1289119A Reproducing device for disc recording medium |
| 03/28/2001 | CN1289118A Optical recording medium |