Patents
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)
04/2002
04/09/2002US6370106 Optical reproduction apparatus
04/09/2002US6370104 DVD reading-writing pick-up head employing multiple wavelengths
04/09/2002US6370103 Objective lens for correcting chromatic aberration for use in recording to or reproducing from optical information recording medium and optical pickup apparatus therewith
04/09/2002US6370102 Multilayer record carrier and device for scanning the carrier
04/09/2002US6370097 Information recording and reproducing method, information recording and reproducing system, information recording apparatus, and information reproducing apparatus
04/09/2002US6370096 Optical-disc recording device with efficient mechanism for performing overall erasing operations
04/09/2002US6370095 Aberration correcting apparatus and information recording medium play-back apparatus
04/09/2002US6370094 Optical storage apparatus
04/09/2002US6370093 Optical disc device
04/09/2002US6370092 Optical pickup and optical disk drive for use with a high-density optical disk
04/09/2002US6370091 Recording medium having multiple recording layers and method and apparatus for recording and reproducing information on the recording medium
04/09/2002US6369963 Optical pickup apparatus
04/09/2002US6369957 Solid immersion lens and production method thereof
04/09/2002US6369900 Glide head with features on its air bearing surface for improved fly height measurement
04/09/2002US6369377 Multiple-beam holographic optical pick-up head
04/09/2002US6368692 Optical storage medium
04/09/2002US6368691 Substrates disk for digital video
04/09/2002US6368526 Method and means of restoring physically damaged compact discs
04/09/2002US6368435 Device and method for transporting separate substrates
04/09/2002CA2161922C Optical disk write method
04/04/2002WO2002027721A1 Method and apparatus for determining equalized signal-to-noise ratio in a storage device
04/04/2002WO2002027717A1 Optical disk
04/04/2002WO2002027716A1 Information recording medium and information recording/reproducing device
04/04/2002WO2002027715A1 Optical system for optical disk, optical head unit for optical disk, and optical drive unit
04/04/2002WO2001075872A3 Structure and method for storing data on optical disks
04/04/2002US20020039635 Phase change layer is amorphous in its as-deposited state, and crystals are produced upon crystallization of the phase change layer, and the functional layer is crystalline in its as-deposited state; specific crystal structure
04/04/2002US20020039634 Optical recording medium and optical recording method therefor
04/04/2002US20020039484 Apparatus for recording and reproducing information data
04/04/2002US20020039480 Recording medium of stream data, and recording method and playback method of the same
04/04/2002US20020039346 Optical disc and method for manufacturing the optical disc
04/04/2002US20020039345 Information recording/reproducing apparatus
04/04/2002US20020039344 Arrangement for reading an information carrier
04/04/2002US20020039343 Optical pick-up device
04/04/2002US20020039342 Pickup device
04/04/2002US20020039341 Objective lens, optical pickup device and optical recording/reproducing apparatus
04/04/2002US20020039339 Optical disk recording apparatus
04/04/2002US20020039338 Optical storage medium, a tilt detection apparatus, and a data recording and reproducing apparatus
04/04/2002US20020039337 Optical disc drive apparatus
04/04/2002US20020039336 Information storage apparatus
04/04/2002US20020039335 Rotation control method and storage apparatus
04/04/2002US20020039333 Optical storage apparatus
04/04/2002US20020039332 Focus servo actuating circuit and optical disk device incorporating same
04/04/2002US20020039331 Header region detecting method and apparatus and recording/reproducing method and apparatus using thereof for optical recording medium
04/04/2002US20020039330 Integrated optical component and optical pick-up device
04/04/2002US20020039329 Disk apparatus
04/04/2002US20020038629 Processing bowl for receiving a pool of a processing chemical, a mounted processor head for transferring wafers, spray station has coating viscosity controller for uniform coating over irregular wafer surfaces
04/04/2002US20020038628 Transferring device for optical discs being processed in disc manufacturing assembly, disc manufacturing assembly incorporating the transferring device and associated transferring method
04/04/2002DE4333003C2 Überschreibbares optisches Aufzeichnungsmedium und Aufzeichnungsverfahren für dasselbe Rewritable optical recording medium and recording method for the same
04/04/2002DE10146396A1 Optische Abspielvorrichtung und Steuerungsverfahren für eine solche Optical playback control apparatus and method for such
04/04/2002DE10113106A1 Datenleseverfahren und Speichervorrichtung A data reading method and storage device
04/04/2002DE10044862A1 Optical system for optical storage drive has movable beam deflector for spatially varying laser beam position on fixed beam deflector
04/03/2002EP1193704A2 Rotation control method for recording medium and storage apparatus
04/03/2002EP1193703A2 Method of manufacturing a disk and transfer method for the disk
04/03/2002EP1193702A2 Optical information medium
04/03/2002EP1193701A1 Optical recording medium and method of manufacturing the optical recording medium
04/03/2002EP1193700A2 Optical disc and method for manufacturing the optical disc
04/03/2002EP1193699A1 Optical information recording medium and information recording method
04/03/2002EP1193698A2 Laser diode fixing method
04/03/2002EP1193697A1 Information recording/reproducing apparatus
04/03/2002EP1193696A2 Optical information recording medium, method of manufacturing the optical information recording medium, and method of and apparatus for recording/reproducing optical information
04/03/2002EP1193274A1 Hydrogenated polymers, resin composition, and process for producing substrate for information-recording medium
04/03/2002EP1192622A1 Optical media pickup anti-rattle
04/03/2002EP1192613A2 System, method and article of manufacture for authorizing the use of electronic content utilizing a laser-centric medium and a network server
04/03/2002EP1192046A1 Polycarbonate articles and adhesive composition
04/03/2002EP1192034A1 Optical disk mold tooling for reduced edge wedge
04/03/2002EP1192022A1 Apparatus and method for the restoration of optical storage media
04/03/2002EP0872925B1 Semiconductor laser and optical disk device using the laser
04/03/2002CN1343354A Optical system of optical pick-up
04/03/2002CN1343353A Apparatus for reproducing information from data-carrying disks
04/03/2002CN1342979A Recording device, recording medium and reproducing device
04/03/2002CN1342978A Recording equipment, recording medium, read equipment and recording medium decision method
04/03/2002CN1342977A Optical information medium and its testing method
04/03/2002CN1342976A Optical recording medium, pressure stencil and manufacture method for prepssure stencil
04/03/2002CN1342975A Optical information medium
04/03/2002CN1342974A Optical recording medium, reproducing device, and recording reproducing device
04/03/2002CN1342973A Recording medium, recording and reproducing method and recording and reproducing device
04/03/2002CN1342972A Data recording method and equipment, data regeneration method and equipment
04/03/2002CN1342909A Optical element, method for producing the element, and optical pick-up device
04/03/2002CN1082223C 光学记录载体 Optical record carrier
04/03/2002CN1082222C Lens device and optical pickup apparatus using the lens device
04/03/2002CN1082221C 跟踪伺服电路 Tracking servo circuit
04/03/2002CN1082220C Information recorded disk reproducing device
04/02/2002US6367038 Recording medium having spare area for defect management and information on defect management, and method of allocating spare area and method of managing defects
04/02/2002US6366732 Machine readable recording medium, reproduction apparatus, and method for setting pre-reproduction parameters and post-reproduction parameters for video objects
04/02/2002US6366631 Jitter measuring method utilizing A/D conversion and device
04/02/2002US6366552 Disk drive with compensation of disk eccentricity
04/02/2002US6366551 Tilt angle adjusting mechanism for optical disc driver
04/02/2002US6366549 Circuit for detecting the mirror signal in an optical disk drive and method therefor
04/02/2002US6366548 Optical pickup having two laser beam sources having wave lengths different from each other and optical device including the optical pickup
04/02/2002US6366547 Ultra high density disk reader/writer comprising two interferometers
04/02/2002US6366546 Output device for digitally stored data on a data carrier
04/02/2002US6366545 Reproducing and recording apparatus, decoding apparatus, recording apparatus, reproducing and recording method, decoding method and recording method
04/02/2002US6366544 Universal CD player
04/02/2002US6366543 Optical pickup for discriminating between and reading different types of optical discs
04/02/2002US6366542 Optical pickup apparatus and objective lens
04/02/2002US6366541 Optical recording medium with solid protective layer having self-lubricating property
04/02/2002US6366368 Method and apparatus for forming hologram
04/02/2002US6366335 Polarization-sensitive beam splitter, method of manufacturing such a beam splitter and magneto-optical scanning device including such a beam splitter
04/02/2002US6365660 Resin composition and molded or formed product comprising vinyl cyclic hydrocarbon polymer
04/02/2002US6365329 Process for making multiple data storage disk stampers from one master