| 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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| 11/17/2004 | CN1547197A Optical recording medium, recording apparatus and method for optical recording medium |
| 11/17/2004 | CN1547196A Method for regulating 2T writing policy, CD player and correction system thereof |
| 11/17/2004 | CN1547195A Disk player for identifying the type of disk |
| 11/17/2004 | CN1176466C Optical memory device |
| 11/17/2004 | CN1176465C Method for detection of rotating shock momentum generated by harddisk rotating |
| 11/17/2004 | CN1176463C Recording mechanism of recording-burning machine for high density master disc with capability of second level addressing |
| 11/17/2004 | CN1176462C Optical disk |
| 11/17/2004 | CN1176461C Optical component and optical pick-up adapter using the optical component |
| 11/17/2004 | CN1176460C 光盘装置 Optical disc device |
| 11/17/2004 | CN1176459C Apparatus for two-sided writing |
| 11/17/2004 | CN1176458C Optical storing and reading method for super high density information storage medium |
| 11/16/2004 | US6820147 Bidirectional signal transmission of earphone jack for disc drive |
| 11/16/2004 | US6819650 Optical disc having land pre-pits and variable groove depths |
| 11/16/2004 | US6819649 Electroluminescent multilayer optical information storage medium with integrated readout and compositions of matter for use therein |
| 11/16/2004 | US6819648 Optical sample and method of writing and reading information on the same |
| 11/16/2004 | US6819647 Optical information processor and optical element |
| 11/16/2004 | US6819646 Optical pickup, optical information recording/reproducing apparatus using the same, and phase variable wave plate used in the pickup and the apparatus |
| 11/16/2004 | US6819645 Recording medium with wobble-modulated track, and method of and apparatus for detecting header region of the same |
| 11/16/2004 | US6819644 Optical disc recording method and apparatus |
| 11/16/2004 | US6819643 Optical disk apparatus, method of recording on optical disk, and optical disk |
| 11/16/2004 | US6819642 Data recording device, data reproducing device, and optical disc |
| 11/16/2004 | US6819640 Disc-shaped record medium, method for manufacturing the same, and apparatus for manufacturing the same |
| 11/16/2004 | US6819639 Method and apparatus for multi-channel auto-focus |
| 11/16/2004 | US6819638 Driving device for an optical storage medium |
| 11/16/2004 | US6819637 Magneto-optical apparatus and optical head |
| 11/16/2004 | US6819636 Optical disc device |
| 11/16/2004 | US6819504 High NA objective lens for optical pick-up |
| 11/16/2004 | US6819491 Objective lens unit for optical pickup, optical pickup and disc driving device |
| 11/16/2004 | US6819435 Spatial and spectral wavefront analysis and measurement |
| 11/16/2004 | US6818879 Amplifier circuit for optical disk drive |
| 11/16/2004 | US6818855 Laser cutting apparatus |
| 11/16/2004 | US6818681 Ultraviolet-curable resin composition for optical discs |
| 11/16/2004 | US6818386 Method for manufacturing a bonded optical disc |
| 11/16/2004 | US6818323 Makes single layer film have effect of reflection and semi-transmission simultaneously, but also can attain effect that has different reflectivity and half-transmittance by adjusting ratio of alloy and thickness of film; silver alloy |
| 11/16/2004 | US6818272 Optical information recording medium |
| 11/16/2004 | US6818108 Chamber for the transport of workpieces in a vacuum atmosphere, a chamber combination and a method for transporting a workpiece |
| 11/11/2004 | WO2004097826A1 System for copy protection of an information carrier |
| 11/11/2004 | WO2004097821A1 Recording medium for an optical data memory, especially a dvd±r |
| 11/11/2004 | WO2004097820A1 Optical head and optical disk device |
| 11/11/2004 | WO2004097819A1 Optical diffraction device and optical information processing device |
| 11/11/2004 | WO2004097818A1 Optical pickup device |
| 11/11/2004 | WO2004097817A1 Optical scanning device and lens therefor |
| 11/11/2004 | WO2004097816A1 Diffraction element and optical head device |
| 11/11/2004 | WO2004097815A1 Optical head device and optical information recording/reproducing apparatus |
| 11/11/2004 | WO2004097814A1 Method of recording and/or reproducing temporary defect list, recording and/or reproducing apparatus, and write-once recording medium |
| 11/11/2004 | WO2004097813A1 Method of and drive for recording medium defect management, and defect managed recording medium |
| 11/11/2004 | WO2004097812A1 Information recording method and device, information reproduction method and device, and recording medium |
| 11/11/2004 | WO2004097810A1 Method and apparatus for managing defects in recording media, and a defect managed recording medium obtained using the same method |
| 11/11/2004 | WO2004097802A2 Optical disc drive compatible with memory card slot |
| 11/11/2004 | WO2004096567A1 Phase-change recording material and information recording medium |
| 11/11/2004 | WO2004086393A3 Optimum power control for multilayer optical disc |
| 11/11/2004 | WO2004068194A3 Radial position registration for a trackless optical disc surface |
| 11/11/2004 | WO2004067624A3 Phase change materials for storage media |
| 11/11/2004 | WO2004027566A3 Multichannel digital recording system with multi-user detection |
| 11/11/2004 | US20040226032 CD card |
| 11/11/2004 | US20040225684 Recording apparatus, file management method, program for file management method, and recording medium having program for file management method recorded thereon |
| 11/11/2004 | US20040225047 blend of aromatic polycarbonate and esrter |
| 11/11/2004 | US20040224041 for discriminating which one of a recording face and a label face of an optical disk is set to oppose to a pickup, and an optical disk drive for forming an image on the label face |
| 11/11/2004 | US20040223742 Recording medium of stream data, and recording method and playback method of the same |
| 11/11/2004 | US20040223685 Optical microdevice with rotatable microactuator |
| 11/11/2004 | US20040223532 Semiconductor laser device |
| 11/11/2004 | US20040223448 Data recording device |
| 11/11/2004 | US20040223446 Information storage medium |
| 11/11/2004 | US20040223445 Optical information recording medium manufacturing method therefor, manufacturing apparatus therefor, and optical information recording and reproducing apparatus |
| 11/11/2004 | US20040223444 Optical pickup device |
| 11/11/2004 | US20040223442 Optical pickup, optical element, and information reproducing apparatus |
| 11/11/2004 | US20040223441 Information recording apparatus, information reproducing apparatus, information recording method, information reproducing method and information recording medium |
| 11/11/2004 | US20040223440 Write once optical disc, and method and apparatus for recovering disc management information from the write once optical disc |
| 11/11/2004 | US20040223439 Methods and devices for recording marks on a recording surface of an optical record carrier |
| 11/11/2004 | US20040223438 Laser driving apparatus, an optical head apparatus, and an information processing apparatus |
| 11/11/2004 | US20040223437 Optical disc playback apparatus and method for detecting mirror surface of optical disc |
| 11/11/2004 | US20040223436 Method and system for determining disc track pitch |
| 11/11/2004 | US20040223435 Optical head and recording and/or reproducing apparatus |
| 11/11/2004 | US20040223434 Recording medium, optical disk apparatus and writing method |
| 11/11/2004 | US20040223433 Optical disc playback apparatus, microcomputer, and rotational speed control method for optical disc playback apparatus |
| 11/11/2004 | US20040223432 Optical disk apparatus and method for controlling the same |
| 11/11/2004 | US20040223430 Recording medium for storing linking type information and method of processing defective area using the same |
| 11/11/2004 | US20040223428 Systems and methods for optical media modification |
| 11/11/2004 | US20040223427 Recording medium, apparatus for forming the recording medium, and apparatus and method for reproducing the recording medium |
| 11/11/2004 | US20040223426 Optical disc drive and optical disc |
| 11/11/2004 | US20040223425 Position control method and device, and optical disk device |
| 11/11/2004 | US20040223424 Signal detection method and apparatus and optical recording and/or reproducing apparatus using the same |
| 11/11/2004 | US20040223422 Optical pickup transferring apparatus of an optical disk drive |
| 11/11/2004 | US20040223420 Disk apparatus |
| 11/11/2004 | US20040223419 Carousel changer including a turntable having a plurality of trays |
| 11/11/2004 | US20040223418 Track jump apparatus for accessing an optical storage medium and position detection method thereof |
| 11/11/2004 | US20040223417 Audio storage and playback device and method of controlling same |
| 11/11/2004 | US20040223416 Lever switch |
| 11/11/2004 | US20040223415 Disc braking device |
| 11/11/2004 | US20040223323 Optical information carrier comprising immobilized proteorhodopsin |
| 11/11/2004 | US20040223236 Optical pickup lens, molded optical component, handling method, and mold for optical component |
| 11/11/2004 | US20040223200 Method and apparatus for azimuthal holographic multiplexing using elliptical reflector |
| 11/11/2004 | US20040223198 Security and authentication marking of products |
| 11/11/2004 | US20040222479 Optical information recording medium |
| 11/11/2004 | DE10314866A1 Deformation smoothing method for application to an optical storage medium, especially a DVD, whereby a temperature gradient is generated from the outside of the disk to its center by controlled application and removal of heat |
| 11/11/2004 | DE10297406T5 Optisches Aufzeichnungsmedium An optical recording medium |
| 11/11/2004 | DE102004019585A1 Audiosystem Audio system |
| 11/11/2004 | DE102004019363A1 Verfahren zum Lesen von Audiodaten und optischer Plattenspieler A method for reading audio data and optical disc player |
| 11/11/2004 | DE102004013109A1 Halbleiterlaservorrichtung A semiconductor laser device |
| 11/10/2004 | EP1475800A1 Device for reading out and/or testing rotating matrices or optical storage media |