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)
12/2005
12/21/2005CN1710648A Objective lens driving apparatus and optical disc apparatus
12/21/2005CN1710647A Objective lens driving apparatus and optical disk apparatus
12/21/2005CN1710646A Optical driver for generating digital servo control signal according to digital receiving signal and method therefor
12/21/2005CN1233079C Semiconductor light-emitting component
12/21/2005CN1233028C Semiconductor laser device, light pick-up and making equipment and method thereof
12/21/2005CN1232977C Activation method for CD-ROM drive with self-balancing system
12/21/2005CN1232971C Disk substrate, molding apparatus for injection molding it, and disk substrate pick up robot
12/21/2005CN1232970C Disc-shaped optical recording medium and reproduction limit method thereof
12/21/2005CN1232969C Radiation-curable coatings for optical discs and optical discs incorporating such coatings
12/21/2005CN1232968C Laser module
12/21/2005CN1232967C Method for detecting optimum record optical power of CD
12/21/2005CN1232966C Optical magnetic head
12/21/2005CN1232965C State inspection device and CD device
12/21/2005CN1232964C Optical pick-up device
12/21/2005CN1232963C Integral driving optical pick-up for optical system
12/21/2005CN1232962C Objective lens driving unit and disk recording/or regenerating device
12/21/2005CN1232961C Optical pickup drive method, optical pickup and optical disc apparatus
12/21/2005CN1232960C Optical pickup device, and recording and, or reproducing device
12/21/2005CN1232959C Optical disc recording method
12/21/2005CN1232958C Apparatus and method for correcting asymmetry in optical disk reproduction system
12/21/2005CN1232957C Method for setting optical disc playing system parameters with computer as aid
12/21/2005CN1232956C Compact disc record regenerating device and method
12/21/2005CN1232955C Optical disk defect management method
12/21/2005CN1232954C Optical disk recording/reproducing apparatus and method thereof
12/21/2005CN1232800C Coder and coding-disk for coder and method for making coding-disk and mould thereof
12/20/2005US6978469 Disc protector
12/20/2005US6978084 Recording/reproduction method suitable for recording/reproducing AV data on/from disc, recorder and reproducer for the method, information recording disc and information processing system
12/20/2005US6978083 Stream data generation method and partial erase processing method
12/20/2005US6977982 Differential phase detection device and tracking error signal detection apparatus using the same
12/20/2005US6977951 Semiconductor laser apparatus and optical pickup apparatus using same
12/20/2005US6977883 Information recording medium having pair of electrodes
12/20/2005US6977882 Optical disk
12/20/2005US6977881 Optical pickup with holding mechanism to effectively prevent comatic aberration
12/20/2005US6977880 Multi-layered disc and multi-layered disc reproducing apparatus
12/20/2005US6977878 Method of adjusting rotation speed of optical disc drive
12/20/2005US6977876 Apparatus for and method of detecting defocus error signal for optical pickup and apparatus for and method of detecting seek direction
12/20/2005US6977875 Tracking system for recording/reading a data medium and recording medium
12/20/2005US6977874 Apparatus and method for driving circuit elements based on groups of instruction values
12/20/2005US6977873 System and method to adjust the level of re-calibration effort based on disc drive performance
12/20/2005US6977871 Information storage medium and information recording apparatus for storing video and audio signals distributed by digital broadcasting
12/20/2005US6977870 Optical head having light reflection prevention film, and optical information processing apparatus incorporating the same
12/20/2005US6977782 Object lens producing device and producing method
12/20/2005US6977108 Recording medium including patterned tracks and isolation regions
12/20/2005US6977107 Optical recording medium and method for making the same
12/20/2005US6977057 Embossing process
12/20/2005US6977018 Optical information recording medium and its manufacturing method and apparatus
12/20/2005US6976302 Slider manufacturing aid
12/20/2005CA2183717C Apparatus for generating track count pulse
12/15/2005WO2005119679A1 Method for identifying location on an optical disk
12/15/2005WO2005119673A1 Polarization splitting element and optical pickup device
12/15/2005WO2005119671A1 Use of squaric acid dyes in optical layers for optical data recording
12/15/2005WO2005119670A2 Fuel cell structures and assemblies with channeled current collectors and method of making the same
12/15/2005WO2005119669A1 Optical head for optical recorder/reproducer
12/15/2005WO2005119668A1 Objective lens and optical pickup
12/15/2005WO2005119667A1 Radial to focus cross talk cancellation in optical storage systems.
12/15/2005WO2005119666A1 Optical disk device
12/15/2005WO2005119665A1 Disc drive and drive control method of disc drive
12/15/2005WO2005119664A1 Record carrier comprising a rom mark and a playback device for retrieving the rom mark
12/15/2005WO2005119663A1 Method for multi-level recording and reproduction of information and apparatus therefor
12/15/2005WO2005119662A1 Reproducing device and method
12/15/2005WO2005119661A1 Record carrier with improved modulation and asymmetry
12/15/2005WO2005119660A2 An optical pick-up system for use in an optical disk device including use of improved gratings with more efficient beam diffraction
12/15/2005WO2005118159A1 Resin layer forming method, resin layer forming apparatus, disc and disc manufacturing method
12/15/2005WO2005036539A3 Method and apparatus for phase-encoded homogenized fourier transform holographic data storage and recovery
12/15/2005WO2004010430A9 Rotation speed control for recording information
12/15/2005US20050277747 Holographic storage medium
12/15/2005US20050276946 Write once optical recording medium
12/15/2005US20050276921 Substrate processing apparatus and method
12/15/2005US20050276297 Optical pickup and optical disk apparatus
12/15/2005US20050276213 Information recording medium, reproduction method, reproduction apparatus and manufacturing apparatus thereof
12/15/2005US20050276212 Information record medium, and information record apparatus and method
12/15/2005US20050276211 Information recording medium and manufacturing process
12/15/2005US20050276210 Optical data carrier, method for producing an optical data carrier and a device for producing an optical data carrier
12/15/2005US20050276209 Near-field optical head system with integrated slider and laser
12/15/2005US20050276208 Optical pickup adjusting apparatus and optical pickup adjusting method
12/15/2005US20050276207 Objective lens, actuator, optical head, and optical recording/reproducing apparatus
12/15/2005US20050276206 Optical head device and optical information recording or reproducing device
12/15/2005US20050276205 Optical pickup apparatus and method
12/15/2005US20050276204 Objective lens drive unit in an optical head
12/15/2005US20050276203 Optical pickup apparatus
12/15/2005US20050276202 Optical head, optical information apparatus, and optical-information reproducing method
12/15/2005US20050276201 Optical head device
12/15/2005US20050276199 Optical disk identification device
12/15/2005US20050276198 Recording medium discrimination apparatus and method
12/15/2005US20050276197 Optical pickup device
12/15/2005US20050276196 Optical disc device capable of compensating for skew of optical pickup and method thereof
12/15/2005US20050276194 Apparatus, medium, and method for compensating for a defect on a medium based on a corresponding area being a recorded area or an unrecorded area
12/15/2005US20050276193 Optical disc reproducing apparatus
12/15/2005US20050276192 Information storage medium and method and system for reproducing data from the same
12/15/2005US20050276191 Optical disk, optical disk recording method, and optical disk recording apparatus
12/15/2005US20050276190 Control circuit for optical disk apparatus and method of controlling record/playback of optical disk
12/15/2005US20050276189 Detecting radius of optically writable label side of optical disc at which marking have not been written
12/15/2005US20050276188 Information storage medium and method and apparatus for recording/reproducing data on/from the same
12/15/2005US20050276187 Method of allocating areas in optical disc, data recording and/or reproducing apparatus adopting the same, and optical disc therefor
12/15/2005US20050276186 Positioning device
12/15/2005US20050276185 Information storage medium and method and apparatus for recording/reproducing data on/from the same
12/15/2005US20050276184 Optical disk, optical disk device, and method for setting optical disk device
12/15/2005US20050276182 Disk unit
12/15/2005US20050276181 Recording and/or reproducing apparatus, recording and/or reproducing method and information storage medium therefor
12/15/2005US20050276180 Data processing apparatus
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