Patents
Sitemap › G11 - Information storage › G11B - Information storage based on relative movement between record carrier and transducer › 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
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)
08/1999
08/17/1999CA2164384C Optical pick-up apparatus capable of reading data irrespective of disc type
08/12/1999WO1999040583A1 Method of identifying type of disk
08/12/1999WO1999040580A1 Method of manufacturing an optical recording medium
08/12/1999WO1999040579A1 Substrate disk
08/12/1999WO1999040578A1 Integrated optical apparatus providing separated beams on a detector and associated methods
08/12/1999WO1999040577A1 Method for executing track skipping
08/12/1999WO1999040576A1 Optical disc device
08/12/1999WO1999040574A2 Arrangement for reading information from a magnetic record carrier
08/12/1999WO1999040445A1 Optical probe for proximity field
08/12/1999WO1999030317A3 Rewritable optical information medium
08/12/1999WO1999028901A3 Amplitude detector for signals having a periodical character, recorded on a recording medium, and optical tape recorder comprising such an amplitude detector
08/12/1999DE19805544A1 New mono- and bisazo dyes useful in optical recording media and nonlinear optics and as textile dye
08/12/1999DE19804544A1 Verfahren zur Durchführung eines Spursprungs A method for performing a track jump
08/11/1999EP0935321A1 Surface emission semiconductor laser
08/11/1999EP0935251A2 Multimedia optical disc which enables a title developer to coordinate the use of special reproduction functions and a reproduction device for said disc
08/11/1999EP0935248A2 Recording and reproducing apparatus and terminal apparatus
08/11/1999EP0935244A2 Optical information detection apparatus
08/11/1999EP0935243A2 Disc bonding method and device therefor
08/11/1999EP0935242A1 Optical disc type recording medium
08/11/1999EP0935241A1 Objective actuator
08/11/1999EP0934588A1 Optical disc having oscillating lands and grooves
08/11/1999EP0934587A1 Reading method and apparatus for a three-dimensional information carrier
08/11/1999EP0934586A1 Arrangement and method for recording optical data with amplitude and time modulation
08/11/1999EP0934585A1 Device for optically reading digital data from a medium, particularly a laser disk reader device
08/11/1999EP0898713A4 Optical recording measurement package
08/11/1999CN2333069Y Steady mechanism of optical read-out head driving gear
08/11/1999CN1225488A Waveguide near-field writing and reading head for optical record carrier
08/11/1999CN1225487A Multi-layer recording medium reproducing device
08/11/1999CN1225486A Optical disc apparatus, driving control method for objective lens, control method for optical head and recording/reproducing method for optical head
08/10/1999US5937427 Information recording apparatus and method capable of efficient erase, write and verify processes
08/10/1999US5936934 Optical disc having substrates with a specified thickness/diameter ratio and an adhesive layer with a specified Young's modulus range and mechanical dissipation factor range
08/10/1999US5936933 Information recording medium and method and apparatus for recording and reproducing information using the same
08/10/1999US5936932 Optical recording medium having ID part shifting from the center of groove tracks
08/10/1999US5936929 Optical submodule and method for making
08/10/1999US5936928 Multilayer media and use with flying head having solid immersion lens
08/10/1999US5936927 Disk drive apparatus with insulators to minimize external vibrations
08/10/1999US5936925 Information record medium, apparatus for recording the same and apparatus for reproducing the same
08/10/1999US5936924 Information recording and reproduction device
08/10/1999US5936923 Optical pickup with aberration correcting panel including a liquid crystal
08/10/1999US5936921 Optical disc apparatus for recording the RF signal component in a difference signal which contains both speed and time information
08/10/1999US5936920 Tracking method and device for use with an optical recording medium
08/10/1999US5936919 System for compensating for hard sector noise degradation of tracking error signals in an optical data storage system
08/10/1999US5936917 Method for determining a difference between a sub-Q code and a header of a CD-ROM
08/10/1999US5936878 Polymeric photo-chromic composition
08/10/1999US5936792 Positioning adaptive control method and positioning device as well as information storage device
08/10/1999US5936782 Objective lens for a pickup optical system
08/10/1999US5936717 Imaging system
08/10/1999US5936228 Dot-code recording method and dot-code recording and reproducing apparatus
08/10/1999US5935673 Protective coatings for optical disc information recording media, and methods and apparatus for applying same
08/10/1999US5935672 Reversible optical information medium
08/10/1999CA2043978C Polarization diffraction element and polarization detector employing the same
08/05/1999WO1999039352A1 Solid state director for beams
08/05/1999WO1999039346A1 Detection of pulse peak instance and amplitude in a storage drive
08/05/1999WO1999039345A1 Disk drive system having hybrid analog/digital pulse peak instance/amplitude data detection channels
08/05/1999WO1999039343A1 System and method for light power control in a magneto-optical drive
08/05/1999WO1999039340A1 Optical data storage carrier protection apparatus
08/05/1999WO1999039339A1 Optical disc player cleaning apparatus
08/05/1999WO1999039338A1 Multilayer reflection microhologram storage
08/05/1999WO1999039337A2 Bonded optical disks and a method and an apparatus for producing the same
08/05/1999WO1999039334A1 Error propagation suppressing method in decision feedback equalization and magnetic recording / reproducing apparatus using the method
08/05/1999WO1999039300A1 Digital data storage
08/05/1999WO1999039248A1 Optical data storage by selective localized alteration of a format hologram
08/05/1999DE19834280A1 Optical recording device for reading information from optical recording disc
08/05/1999DE19804074A1 De-ionization and cooling device for compact disks
08/05/1999CA2319014A1 Solid state director for beams
08/04/1999EP0933937A1 Reproducing recording media
08/04/1999EP0933771A2 Recording medium and recording device
08/04/1999EP0933770A1 Device for exchanging information with storage medium having electronic circuit and the electronic circuit, and system including the same
08/04/1999EP0933769A2 State detecting device and optical disk device
08/04/1999EP0933765A1 Optical recording medium having secrecy of recorded information and erase method therefor and information recording/reading system using the same
08/04/1999EP0933761A2 Storage unit, optical recording medium and information recording method
08/04/1999EP0933760A2 Two-sided graphical image DVDs and methods for making same
08/04/1999EP0933759A2 Data recording and optical disc drive
08/04/1999EP0933758A2 Optical information reproduction device and signal processing circuit used therein
08/04/1999EP0933444A1 Sheet-form magnetron sputtering device
08/04/1999EP0932899A2 Device for optically scanning a record carrier
08/04/1999EP0932499A1 Compact disc tack curing assembly line
08/04/1999CN1225187A Apparatus for reading or writing optical recording carriers
08/04/1999CN1224891A Record medium, reproducing apparatus, reproducing system, and remote controlling apparatus
08/04/1999CN1224890A Disk having unique code for identifying its type for optical disk player and method for discriminating types thereof
08/03/1999US5933569 Information recording medium apparatus for recording the same and apparatus for reproducing the same
08/03/1999US5933411 Optical recording medium having a wobbling section for recording address information and methods of recording and reproduction using same
08/03/1999US5933410 Optical disc and optical disc driving apparatus
08/03/1999US5933409 Optical recording medium and method for producing same
08/03/1999US5933408 Optical disk drive
08/03/1999US5933407 Structure for supporting optical pickup
08/03/1999US5933406 Linear guide device
08/03/1999US5933405 Sliding actuator of a digital versatile disc player capable of smoothly moving an object lens
08/03/1999US5933402 Optical pickup capable of compatibly adopting disks of different thickness
08/03/1999US5933401 Optical pickup having plural optical sources and plural optical detectors
08/03/1999US5933398 Apparatus for reproducing recording medium with synthesis method and default value and method therefor
08/03/1999US5933397 Optical storage apparatus having track seek control unit providing improved seek performance
08/03/1999US5933201 Polymer dispersion liquid crystal recording medium and method and apparatus for reproducing information
08/03/1999US5932721 Phthalocyanine compounds
08/03/1999US5932690 Optical recording elements having recording layers exhibiting reduced bubble formation
08/03/1999US5932302 Method for fabricating with ultrasonic vibration a carbon coating
08/03/1999US5932058 Process for manufacturing a compact disc using a curing regulating filter
08/03/1999US5932051 Pre-stressed bonding system for double sided compact discs
08/03/1999US5932042 Compact disc curing assembly line with deforming to a predetermined curvature prior to complete cure
08/03/1999CA2167015C Recording information on an optical disc without using pre-manufactured tracks
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