| 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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| 05/06/2004 | US20040088440 Multi-format card read/write optical disc drive |
| 05/06/2004 | US20040088062 Audio device and optical disk device |
| 05/06/2004 | US20040086808 To record and reproduce information in a highly precise manner; efficiency |
| 05/06/2004 | US20040086803 Non-resonant two-photon absorbing material, non-resonant two-photon emitting material, and method for inducing absorption or generating emission of non-resonant two photons by using the material |
| 05/06/2004 | US20040086802 Two-dimensional materials and methods for ultra-high density data storage and retrieval |
| 05/06/2004 | US20040086750 Antiferromagnetic layer system and methods for magnectically storing data in anti-ferromagnetic layer system of the like |
| 05/06/2004 | US20040086680 Method of manufacturing a circular optical storage disc and circular optical storage disc |
| 05/06/2004 | US20040086005 Ultrashort pulsed laser and optical head using the same |
| 05/06/2004 | US20040085950 Fluorescent multi-layer recording media containing porphyrin and the method for fabricating the same |
| 05/06/2004 | US20040085889 Optical recording medium |
| 05/06/2004 | US20040085888 Reproduction-only recording medium |
| 05/06/2004 | US20040085887 Method and apparatus for recording data in optical recording medium and optical recording medium |
| 05/06/2004 | US20040085886 Method and apparatus for parallel readout and correlation of data on optical disks |
| 05/06/2004 | US20040085885 Optical pickup, and method and apparatus for correcting aberration of optical beam |
| 05/06/2004 | US20040085884 Optical system for optical pickup apparatus |
| 05/06/2004 | US20040085882 Optical information recording apparatus and optical information recording medium |
| 05/06/2004 | US20040085881 Information recording method and apparatus with additional recording function |
| 05/06/2004 | US20040085880 Optical information recording medium, with at least one inconsecutive part, and recording apparatus |
| 05/06/2004 | US20040085879 Optical information recording medium,with at least one inconsecutive part, and recordig apparatus |
| 05/06/2004 | US20040085878 Multi-level data processing method and apparatus |
| 05/06/2004 | US20040085877 Optical disc having tracking polarity information, and apparatuses and methods for recording and reproducing user data on the same |
| 05/06/2004 | US20040085876 Disklike recording media, a method for detecting forged disks, an anti-forgery system for performing a true-false judgement based on information collected from the recording media, and a manufacturing apparatus for recording information in the disks |
| 05/06/2004 | US20040085875 Converging element, optical head, and apparatus and method of optically recording and reproducing information |
| 05/06/2004 | US20040085874 Optical information recording medium, optical recording and reproducing method and optical recording and reproducing apparatus |
| 05/06/2004 | US20040085873 Single-speed mass memory storage device with continuously variable read channel and method |
| 05/06/2004 | US20040085872 Optical head device, inclination detection apparatus using the same, and optical information processing apparatus using the same |
| 05/06/2004 | US20040085871 Disk drive and error amplifier therefor and related methods |
| 05/06/2004 | US20040085870 Optical disk and optical disk apparatus |
| 05/06/2004 | US20040085869 Optical disk apparatus |
| 05/06/2004 | US20040085868 Tilt correction method detecting tilt with same linear velocity as upon actually recording/reproducing at each radial position |
| 05/06/2004 | US20040085867 Optical pickup unit and information recording and reproducing apparatus |
| 05/06/2004 | US20040085864 Apparatus for and method of recording data, and program |
| 05/06/2004 | US20040085862 Near-field optical probe and optical near-field generator |
| 05/06/2004 | US20040085662 Objective optical element and optical pickup apparatus |
| 05/06/2004 | US20040085653 Optical pickup device |
| 05/06/2004 | US20040085604 Light deflecting device |
| 05/06/2004 | US20040085600 Method and apparatus for storing and retrieving a sequence of digital paga data |
| 05/06/2004 | US20040085599 Method and apparatus for storing and retrieving digital page data |
| 05/06/2004 | US20040085403 Ink jet printhead chip with active and passive nozzle chamber structures |
| 05/06/2004 | US20040085214 Method of command entry for an electronic device |
| 05/06/2004 | EP1416640A2 Multi-level data processing method and apparatus |
| 05/06/2004 | EP1416487A2 Optical disk apparatus and phase adjustment method |
| 05/06/2004 | EP1416480A2 Objective optical element and optical pickup apparatus |
| 05/06/2004 | EP1416479A2 Actuator for optical pickup, optical pickup apparatus, and optical recording/reproducing apparatus using the same |
| 05/06/2004 | EP1416478A2 Multilayer type of information recording medium and information recording and reproducing apparatus using same |
| 05/06/2004 | EP1416477A2 Method of and apparatus for automatically optimising writing on optical recording medium |
| 05/06/2004 | EP1415265A1 Reading unit and marking card for optical mark reader |
| 05/06/2004 | EP1415253A2 Routing method and apparatus |
| 05/06/2004 | EP1414878A1 Process and composition for rapid mass production of holographic recording article |
| 05/06/2004 | EP1000974B1 Resin composition containing vinylic cyclic hydrocarbon polymer and product of molding thereof |
| 05/06/2004 | EP0887202B1 Optical recording medium |
| 05/06/2004 | DE10249322A1 Antriebssystem für eine Abtasteinrichtung eines Informationsaufzeichnungs- oder wiedergabegerätes A drive system for a scanning device of an information recording or reproducing apparatus |
| 05/05/2004 | CN1494717A Information recording method and apparatus, information reproducing method and apparatus, information recording medium, program storage medium and program |
| 05/05/2004 | CN1494716A Disk reproduction device |
| 05/05/2004 | CN1494222A Demodulating circuit, Cd apparatus and semiconductor integrated circuit |
| 05/05/2004 | CN1494081A CD apparatus with increased recording efficiency |
| 05/05/2004 | CN1494080A System used for recording information copy protection |
| 05/05/2004 | CN1494074A Intermediate for optical recording medium, forming mould, shaper and optical recording medium mfg. method |
| 05/05/2004 | CN1494073A Mould part and mould device |
| 05/05/2004 | CN1494072A Phase change optical recording medium |
| 05/05/2004 | CN1494071A Optical recording medium |
| 05/05/2004 | CN1494070A CD and CD apparatus |
| 05/05/2004 | CN1494069A Light pick up apparatus using double ware length light source module |
| 05/05/2004 | CN1494068A Micro actuator and its manufacturing method, light picking up head and its manufacturing method |
| 05/05/2004 | CN1494067A Method of proceeding background formatting against optical recording medium and its system |
| 05/05/2004 | CN1494066A CD apparatus and phase regulating method |
| 05/05/2004 | CN1494065A Recording method for phase change type optical recording medium |
| 05/05/2004 | CN1494064A 信息记录媒体 The information recording medium |
| 05/05/2004 | CN1148754C Information recording/reproduction system and method |
| 05/05/2004 | CN1148748C Method for treating defect area of optical recording medium |
| 05/05/2004 | CN1148735C CD data recording method and apparatus, and method and apparatus for regenerating CD data |
| 05/05/2004 | CN1148734C Recording regeneration device of optical information recording medium and objective lens therefor |
| 05/05/2004 | CN1148733C Actuator for pickup device |
| 05/05/2004 | CN1148732C Optical record carrier |
| 05/05/2004 | CN1148730C Equipment and method for reducing crosstalk and symbol interference |
| 05/05/2004 | CN1148729C Apparatus for scanning optical recording medium and method for producing signal in the same |
| 05/05/2004 | CN1148728C Equipment for read/write optical recording media and method for determining correct optical path error signal |
| 05/05/2004 | CN1148595C Objective lens for optical pick up head device |
| 05/05/2004 | CN1148594C Objective lens for optical pick up head device |
| 05/05/2004 | CN1148593C Optical part and manufacturing method thereof |
| 05/05/2004 | CN1148385C Hydrogenated block copolymers and optical discs produced therefrom |
| 05/04/2004 | US6732192 Disc recording scheme for enabling quick access to disc data |
| 05/04/2004 | US6731699 Detector, reproduction system, receiver and method |
| 05/04/2004 | US6731662 Laser light intensity controller |
| 05/04/2004 | US6731593 Optic disk protective assembly |
| 05/04/2004 | US6731592 Optical information recording medium and method of manufacturing optical information recording medium |
| 05/04/2004 | US6731591 Optical information medium |
| 05/04/2004 | US6731590 Including reflective layer having specified thickness comprising polycrystalline material which is largely silver, recording layer and light-transmitting substrate; read-out signal with reduced noise; sufficient storage reliability |
| 05/04/2004 | US6731589 Substrate for optical recording media, optical recording medium, manufacturing process for optical recording media, and optical recording/reproducing method |
| 05/04/2004 | US6731586 Apparatus for and method of controlling auto laser diode power |
| 05/04/2004 | US6731585 Optical pick-up head with semiconductor laser |
| 05/04/2004 | US6731584 Optical information reproducing apparatus and method of setting the quantity of light in optical information reproducing apparatus |
| 05/04/2004 | US6731579 Signal recording apparatus, signal playback apparatus and controlling method for limiting an amount of particles on an optical recording medium prior to executing an operation |
| 05/04/2004 | US6731578 Optical disk recording and/or reproducing device, and focusing servomechanism |
| 05/04/2004 | US6731577 Information recording apparatus, information recording system and information recording medium |
| 05/04/2004 | US6731575 Control information recording method and apparatus, information recording method and apparatus, and information record medium |
| 05/04/2004 | US6731574 Focus servo controlling apparatus, information reproducing apparatus and information recording apparatus |
| 05/04/2004 | US6731573 Optical disk device with means for adjusting writing focus offset |
| 05/04/2004 | US6731572 Optical pickup actuator, optical pickup employing the optical pickup actuator, and optical recording and/or reproducing apparatus employing the optical pickup |
| 05/04/2004 | US6731144 Delay lock loop circuit, variable delay circuit, and recording signal compensating circuit |