| 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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| 09/15/2004 | EP1456729A1 A copy-protected optical information carrier and methods for its manufacture and operation |
| 09/15/2004 | EP1456020A1 Method and apparatus for multilayer optical articles |
| 09/15/2004 | EP1382036B1 Information reproducing apparatus and optical recording medium |
| 09/15/2004 | EP1350248B1 Method and device for assembling substrates |
| 09/15/2004 | EP1245027B1 USAGE OF AN SDRAM AS STORAGE FOR CORRECTION AND TRACK BUFFERING IN FRONTEND ICs OF OPTICAL RECORDING OR REPRODUCTION DEVICES |
| 09/15/2004 | EP1206774B9 Optical data carrier in the form of a disk |
| 09/15/2004 | EP0967600B1 Recorder |
| 09/15/2004 | CN2641764Y Precision and stable suspension laser head |
| 09/15/2004 | CN1529885A High-speed one-time writing-in optical recording medium, optical-recording method and apparatus |
| 09/15/2004 | CN1529884A 光记录介质 The optical recording medium |
| 09/15/2004 | CN1529864A Method and japparatus for considering diagonal wiring in placement |
| 09/15/2004 | CN1529316A Optical recording medium and deficiency management method |
| 09/15/2004 | CN1529313A Method and apparatus for recording data on optical recording medium |
| 09/15/2004 | CN1529312A Method and apparatus for recording data on optical recording medium |
| 09/15/2004 | CN1529311A Method and apparatus for recording data on optical recording medium |
| 09/15/2004 | CN1529310A Method and apparatus for recording data on optical recording medium |
| 09/15/2004 | CN1529309A Method and device for controlling rotation shaft speed for optical disk recorder |
| 09/15/2004 | CN1167075C Disk play machine |
| 09/15/2004 | CN1167074C Reproducing device for disc recording medium |
| 09/15/2004 | CN1167068C Method and apparatus for manufacturing optical disk |
| 09/15/2004 | CN1167067C Single-sided reading two-layer optical disk and regenerative magnetic head thereof |
| 09/15/2004 | CN1167066C Optical disk compatible with two different reading system and mfg. method thereof |
| 09/15/2004 | CN1167065C Optical pickup device |
| 09/15/2004 | CN1167064C Laser head device and light source unit |
| 09/15/2004 | CN1167063C 激光头装置 Laser head unit |
| 09/15/2004 | CN1167062C Lens carrier |
| 09/15/2004 | CN1167061C Optical sensing device and assembling method thereof |
| 09/15/2004 | CN1167060C Photoprobe device |
| 09/15/2004 | CN1167059C 光头装置 The optical pickup device |
| 09/15/2004 | CN1167058C Optical disk drive |
| 09/15/2004 | CN1167057C Method and device for recording information on recording medium |
| 09/15/2004 | CN1167056C Defocus error signal detector and method, and tracing method detecting apparatus and method |
| 09/15/2004 | CN1167055C Optical disk device and phase-locked loop circuit |
| 09/15/2004 | CN1167054C Device for reading out from optical record medium and loading into optical record medium |
| 09/14/2004 | US6792614 Optical disk apparatus and method of installing its spindle motor |
| 09/14/2004 | US6792613 Optical information recording medium |
| 09/14/2004 | US6792022 Semiconductor laser, method of producing the same and evanescent optical head using the same |
| 09/14/2004 | US6792021 Near field light generating device |
| 09/14/2004 | US6792013 Auto power control circuit for laser diode |
| 09/14/2004 | US6791938 Optical recording medium, master disc for the preparation of the optical recording medium and optical recording and/or reproducing apparatus |
| 09/14/2004 | US6791937 Recordable optical disk |
| 09/14/2004 | US6791935 Optical head, and optical recording and reproducing apparatus |
| 09/14/2004 | US6791934 Objective lens optical system, optical head and optical information reproduction apparatus |
| 09/14/2004 | US6791933 Optical pickup using an optical phase plate |
| 09/14/2004 | US6791932 Optical system of optical pick-up |
| 09/14/2004 | US6791930 Optical disk, optical disk device, and method of reproducing information on optical disk |
| 09/14/2004 | US6791928 Method for formatting optic disk without computer |
| 09/14/2004 | US6791927 Optical head having optimum tilt angles |
| 09/14/2004 | US6791926 Method and device for finding conditions on recording pulse of optical disk |
| 09/14/2004 | US6791925 Method and apparatus for adjusting reproduction speed of optical disk |
| 09/14/2004 | US6791924 Erasable digital video disk with reference clock track |
| 09/14/2004 | US6791923 Device and method of recording information on an optical disc |
| 09/14/2004 | US6791921 Information recording medium which indicates information according to the wobbling of a track and information recording and reproducing apparatus |
| 09/14/2004 | US6791920 Physical identification data addressing method using wobble signal, wobble address encoding circuit, method and circuit for detecting wobble address, and recording medium therefor |
| 09/14/2004 | US6791918 Encoding and decoding apparatus for recording write data |
| 09/14/2004 | US6791917 Optical recording medium and apparatus for optically reproducing recorded information |
| 09/14/2004 | US6791916 Servo control apparatus for optical disc driver |
| 09/14/2004 | US6791915 Optical disc track access apparatus and method for optical disc reproducer |
| 09/14/2004 | US6791914 Preformatted guide tracks and co-written control tracks for multichannel optical recording |
| 09/14/2004 | US6791913 Optical recording apparatus, optical recording/reproducing method |
| 09/14/2004 | US6791907 Automobile audio system for collection, management and playback of audio data |
| 09/14/2004 | US6791772 Objective lens driver |
| 09/14/2004 | US6791763 Molded coupling lens |
| 09/14/2004 | US6791755 Optical device for making light converge |
| 09/14/2004 | US6790927 Optical polycarbonate and applications thereof |
| 09/14/2004 | US6790692 Method for fabricating semiconductor device |
| 09/14/2004 | US6790593 Metallocenyl-phthalocyanines |
| 09/14/2004 | US6790592 Recording material including ge, ga, sb, te, and at least one of mg and ca, and ag; capable of performing a reversible phase transition from a noncrystalline phase to a crystalline phase and vice versa using electromagnetic waves |
| 09/14/2004 | US6790504 Phase-change optical information recording medium and information recording and reading method using the recording medium |
| 09/14/2004 | US6790503 Metal alloys for the reflective or the semi-reflective layer of an optical storage medium |
| 09/14/2004 | US6790502 Optically functional element and production method and application therefor |
| 09/14/2004 | US6790501 Limited-play optical media with improved shelf-life and playability |
| 09/14/2004 | US6790306 Method for forming a cover layer on a disk |
| 09/10/2004 | WO2004077432A1 Write once recording medium, recording device and recording method for write one recording medium, and reproduction device and reproduction method for write once recording medium |
| 09/10/2004 | WO2004077424A1 Optical information recording carrier |
| 09/10/2004 | WO2004077423A1 Multi-stack fluorescent information carrier with electrochromic materials |
| 09/10/2004 | WO2004077422A1 Multi-stack information carrier with electrochromic materials |
| 09/10/2004 | WO2004077421A1 High-density recording medium and method and apparatus for controlling data playback thereof |
| 09/10/2004 | WO2004077420A1 Write-once disc, recording apparatus thereto, and method of reducing access time thereto |
| 09/10/2004 | WO2004077419A1 Information recording device and information recording method |
| 09/10/2004 | WO2004077418A1 Information recording device and information recording method |
| 09/10/2004 | WO2004077417A1 Recording medium having data structure for managing random/shuffle reproduction of video data recorded thereon and recording and reproducing methods and apparatuses |
| 09/10/2004 | WO2004077416A1 Recording medium having data structure for managing playback control recorded thereon and recording and reproducing methods and apparatuses |
| 09/10/2004 | WO2004077415A1 Write-once optical disc, and method and apparatus for recording management information on write-once optical disc |
| 09/10/2004 | WO2004077414A1 Multi-stack rolled-up information carrier |
| 09/10/2004 | WO2004077412A2 Recording medium having data structure for managing at least a data area of the recording medium and recording and reproducing methods and apparatuses |
| 09/10/2004 | WO2004077411A2 Defect management method for optical recording medium and optical recording medium using the same |
| 09/10/2004 | WO2004077410A2 Multi-stack information carrier |
| 09/10/2004 | WO2004077241A2 Medium content identification |
| 09/10/2004 | WO2004077136A1 Medium for recording information and method for recording/reproducing information |
| 09/10/2004 | WO2004077126A1 Objective lens for optical disk recording/reproducing device comprising variable lens formed by the interface of two immiscible fluids |
| 09/10/2004 | WO2004077125A2 Improvements in and relating to fluid filled devices |
| 09/10/2004 | WO2004057584A3 Disc drive with improved resistance against mechanical shocks |
| 09/10/2004 | WO2004057582A3 Method and recording device for recording marks in an information layer of an optical record carrier |
| 09/10/2004 | WO2004031811A3 Reactive materials for limited play optical devices and methods of making same |
| 09/10/2004 | CA2517190A1 Recording medium having data structure for managing at least a data area of the recording medium and recording and reproducing methods and apparatuses |
| 09/10/2004 | CA2505912A1 High-density recording medium and method and apparatus for controlling data playback/recording thereof |
| 09/10/2004 | CA2500245A1 Write-once disc, recording apparatus thereto, and method of reducing access time thereto |
| 09/09/2004 | US20040177386 Digital video system |
| 09/09/2004 | US20040177365 Optical actuator |