| 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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| 10/06/1998 | US5817804 Process for the preparation of mixtures of isometric substituted phthalocyanines |
| 10/06/1998 | US5817389 Optical disk |
| 10/06/1998 | US5817388 Multi-component dye compositions for optical recording media |
| 10/01/1998 | WO1998043244A1 Memory system for multisignal |
| 10/01/1998 | WO1998043243A1 Integrated control and decoding circuits for compact disk players |
| 10/01/1998 | WO1998043242A1 Optical disk apparatus and optical disk |
| 10/01/1998 | WO1998043241A1 Information reproducer, information recorder and reference mark detection circuit |
| 10/01/1998 | WO1998033176A3 System for copy protection of recorded signals |
| 10/01/1998 | WO1998028742A3 Optical recording method and apparatus using this method |
| 10/01/1998 | DE19812346A1 Double-layer optical storage medium |
| 10/01/1998 | DE19713032A1 Verfahren zum Beschreiben eines optischen Speichermediums A method for writing to an optical storage medium |
| 10/01/1998 | DE19712573A1 Reading and writing of data into optical disc having two layers |
| 09/30/1998 | EP0867907A2 Electron emission device for generating and emitting spin-polarized electrons |
| 09/30/1998 | EP0867878A1 Write protect for rewritable compact disks and digital video disks |
| 09/30/1998 | EP0867874A2 Optical recording medium having dual information surfaces |
| 09/30/1998 | EP0867873A2 Optical recording medium and optical disk apparatus |
| 09/30/1998 | EP0867872A1 Tracking error detecting circuit of an optical storage apparatus |
| 09/30/1998 | EP0867871A1 Focusing servo circuit of an optical storage apparatus |
| 09/30/1998 | EP0867870A1 Optical disk apparatus and optical disk |
| 09/30/1998 | EP0867869A2 Information storage medium and information reproducing apparatus |
| 09/30/1998 | EP0867868A2 Optical information recording medium |
| 09/30/1998 | EP0867866A1 Laser systems for texturing discs |
| 09/30/1998 | EP0867744A2 Multiple channel acousto-optic modulators |
| 09/30/1998 | EP0867023A1 Device for the writing and/or reading of optical recording media of various structures |
| 09/30/1998 | CN1194753A Multimedia optical disk on which audio data of a plurality of channels and sub-video data together with time-varying image data, and device and method of reproducing the data |
| 09/30/1998 | CN1194711A Optical card |
| 09/30/1998 | CN1194436A Optical recording medium and optical disc apparatus |
| 09/30/1998 | CN1194435A Optical disc, recording/replaying device for optical disc and producing method for optical disc |
| 09/30/1998 | CN1194434A Optical head device |
| 09/30/1998 | CN1194433A Objective lens parts and recording/replaying device |
| 09/30/1998 | CN1194432A Digital general disc, audio-frequency disc, and its play device and method |
| 09/29/1998 | US5815633 Multi-scene recording medium and apparatus for reproducing data therefrom |
| 09/29/1998 | US5815486 Optical disk, recording/reproducing apparatus and method for rapidly recording/reproducing data on/from an optical disk using gray coding |
| 09/29/1998 | US5815485 Recording medium, a method for producing the same, a control method using the recording medium, and a recording/reproducing apparatus using the recording medium |
| 09/29/1998 | US5815484 Copy protectable optical media device and methodology therefor |
| 09/29/1998 | US5815483 Optical pickup |
| 09/29/1998 | US5815482 Multibyte random access mass storage/memory system |
| 09/29/1998 | US5815480 Method for calculating and recording a start program radius upon a compact disc |
| 09/29/1998 | US5815478 Method of driving a CD-ROM drive |
| 09/29/1998 | US5815477 Write test method for use in recording process for recording information by modulating the power of a laser light thereby forming a high-temperature state and a low-temperature state on a recording medium |
| 09/29/1998 | US5815476 Disc data reproducing apparatus and signal processing circuit |
| 09/29/1998 | US5815475 Recording medium management method where recording is carried out by data recording units in accordance with management tables |
| 09/29/1998 | US5815473 Optical pickup device for detecting tracking error of optical disks with different track pitches |
| 09/29/1998 | US5815472 Information recording method and apparatus |
| 09/29/1998 | US5815328 Lens actuator and optical disk apparatus |
| 09/29/1998 | US5815293 Compound objective lens having two focal points |
| 09/29/1998 | US5814807 Optical pick-up head and integrated type optical unit for use in optical pick-up head |
| 09/29/1998 | US5814156 Photoreactive surface cleaning |
| 09/29/1998 | CA2083865C Substrate for optical recording medium and magneto-optical recording medium using same |
| 09/29/1998 | CA1340058C Magnetooptical recording medium allowing overwriting with tow or more magnetic layers and recording method utilizing the same |
| 09/24/1998 | WO1998041984A1 Method of production of information recording carrier |
| 09/24/1998 | WO1998041983A1 Customized graphics for optical discs |
| 09/24/1998 | WO1998041982A1 Customized graphics for dual layer optical discs |
| 09/24/1998 | WO1998041979A1 Copy protectable optical media device and methodology therefor |
| 09/24/1998 | DE19711634A1 Recording and reproduction apparatus for optical discs |
| 09/23/1998 | EP0866462A2 Audio signal recording apparatus with an index number signal generating function |
| 09/23/1998 | EP0866456A1 Recording/reproducing method suitable for recording/reproducing av data on/from disc, recorder and reproducer for the method, information recording disc and information processing system |
| 09/23/1998 | EP0866455A2 Wobble signal detecting circuit, wobble abnormality detecting circuit, information processing apparatus using these circuits and method, and recording medium used in the apparatus or method |
| 09/23/1998 | EP0866454A2 Recording apparatus, reproducing apparatus and optical recording medium |
| 09/23/1998 | EP0866450A1 Device and process for gluing disc halves for manufacturing data-storage optical discs |
| 09/23/1998 | EP0866449A2 Optical disc apparatus |
| 09/23/1998 | EP0866448A1 Optical pickup |
| 09/23/1998 | EP0866447A2 Optical disk |
| 09/23/1998 | EP0866094A1 Composition for laser marking |
| 09/23/1998 | EP0865605A1 Glass master surface inspector |
| 09/23/1998 | EP0865362A1 Foil applicator |
| 09/23/1998 | EP0865324A1 Device for coating disc-shaped information storage media |
| 09/23/1998 | CN1193790A Photo detector circuit |
| 09/23/1998 | CN1193789A Motor lead line supporting structure of disk player |
| 09/22/1998 | US5813010 Information storage and information transmission media with parental control |
| 09/22/1998 | US5812520 Optical disk unit, control method thereof, optical information recording medium and recording-regenerating method using this optical information recording medium |
| 09/22/1998 | US5812519 ROM-RAM Disk |
| 09/22/1998 | US5812518 Floating-type optical head having incorporated therein a floating slider and an optical device which floats with the slider, includes a condensing unit and is supported movably relative to the floating slider |
| 09/22/1998 | US5812517 Optical head driver |
| 09/22/1998 | US5812515 Apparatus and method for playing back optical recording having high linear density |
| 09/22/1998 | US5812509 Recording medium, recording apparatus and reproducing apparatus |
| 09/22/1998 | US5812508 Digital bit signal detection circuit for reproducing optical data |
| 09/22/1998 | US5812506 System and methods for measuring and correcting for overshoot in a high frequency (HF) signal generated by a compact disc player during testing of a compact disc |
| 09/22/1998 | US5812505 Information reading system with controlled optical access |
| 09/22/1998 | US5812504 Lift control device and method for controlling a lifter in optical disk player |
| 09/22/1998 | US5812503 Positioning control system having an optical beam and a servo-error signal generating circuit for accurately irradiating a desired position |
| 09/22/1998 | US5812502 Optical disc reading device |
| 09/22/1998 | US5812501 Optical recording medium having a non-volatile identification code and method for encoding data using same |
| 09/22/1998 | US5812329 Pickup system |
| 09/22/1998 | US5812288 Holographic storage of digital data |
| 09/22/1998 | US5812182 Optical information recording medium for recording erasing and play back of compact disc signals |
| 09/22/1998 | US5811789 Focusing method for optical media |
| 09/22/1998 | US5811217 Optical information recording medium and optical information recording/reproducing method |
| 09/22/1998 | US5810028 Washing apparatus for disc-like workpieces |
| 09/17/1998 | WO1998040884A1 Device for conveying substrates |
| 09/17/1998 | WO1998040883A1 Hot-melt adhesive for gluing digital versatile discs |
| 09/17/1998 | WO1998040882A1 Laser beam generating circuit using semiconductor laser device |
| 09/17/1998 | WO1998040845A1 Output device for digitally stored data on a data carrier |
| 09/17/1998 | DE19729525A1 Device for transportation of circular disc=form substrates, for example digital video discs |
| 09/17/1998 | DE19710903A1 Sputtering target for optical storage layer deposition |
| 09/17/1998 | DE19710115A1 Schmelzklebstoff zur Verklebung von DVDs Hot melt adhesive for bonding DVDs |
| 09/17/1998 | DE19709522A1 Storage medium for digital information |
| 09/17/1998 | DE19709305A1 Vorrichtung zur Ausgabe von auf einem Datenträger digital gespeicherten Daten Device for outputting digital data stored on a data carrier |
| 09/17/1998 | CA2283729A1 Hotmelt adhesive for bonding dvds |
| 09/17/1998 | CA2230413A1 Apparatus and method for gluing disc halves together during manufacturing of data-storage optical discs |