| 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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| 04/18/2001 | CN1064774C 光学拾取装置 The optical pickup apparatus |
| 04/17/2001 | US6219488 Optical disk, reproduction apparatus, and reproduction method |
| 04/17/2001 | US6219332 Slider for optical disc data storage system |
| 04/17/2001 | US6219331 Information recording medium with tracks having a groove structure having a fixed cycle of wobble |
| 04/17/2001 | US6219330 Made of 1-oxo-2-diazonaphthoquinone-4-arylsulfonate respectively 1-oxo-2-diazonaphthoquinone-5-arylsulfonate, a plurality of first information pits, a plurality of second information pits and a substrate |
| 04/17/2001 | US6219329 Comprising: a plastic disk body having fluorescent coloring dispersed therein,when disk subjected to external light,the coloring emits radiation of a particular color |
| 04/17/2001 | US6219327 Optical disk player |
| 04/17/2001 | US6219322 Optical information recording apparatus, optical information recording method, optical information recording medium and optical information reproducing apparatus |
| 04/17/2001 | US6219320 Recording and reproducing system and equalizing method for use in it. |
| 04/17/2001 | US6219319 Method and apparatus for writing information into optical disk and reading it therefrom, and optical disk medium therefor |
| 04/17/2001 | US6219318 Optical disc drive and method of compensating the time information form the optical disc |
| 04/17/2001 | US6219317 Optical disc recording and/or reproducing apparatus and method |
| 04/17/2001 | US6219316 Recording or reproducing device for recording media having different track spacings |
| 04/17/2001 | US6219315 Method of regulating the focusing and guiding of a light beam |
| 04/17/2001 | US6219310 Optical read/write apparatus |
| 04/17/2001 | US6219309 Information recording apparatus and information reproducing apparatus |
| 04/17/2001 | US6219308 Optical disk system having objective lens with a numerical aperture related to thickness of protective layer |
| 04/17/2001 | US6219191 Plastic lens |
| 04/17/2001 | US6218655 Optical pickup |
| 04/17/2001 | US6218502 Copolycarbonates with an indane bisphenol base |
| 04/17/2001 | US6218072 Optical information recording medium |
| 04/17/2001 | US6217968 Optical recording medium, optical head and optical recording device |
| 04/17/2001 | US6217948 Helically twisted polymer film with layer of selective reflection wavelength, coating a thermochromic polymerizable mesogenic composition |
| 04/17/2001 | US6217234 Apparatus and method for processing data with an arithmetic unit |
| 04/17/2001 | CA2033276C Apparatus for controlling cd audio player to playback cd-rom |
| 04/12/2001 | WO2001026194A1 Optical integrated device |
| 04/12/2001 | WO2001026107A2 Radiation-curable coatings for optical discs and optical discs incorporating such coatings |
| 04/12/2001 | WO2001026106A1 Optical recording medium comprising a gesbte recording layer |
| 04/12/2001 | WO2001026105A1 Method for digitally and optically storing data |
| 04/12/2001 | WO2001026104A1 Lens, optical head, optical information recording/reproducing apparatus, and optical information recording/recorded medium recording/reproducing method |
| 04/12/2001 | WO2001026103A1 Objective lens and optical pickup |
| 04/12/2001 | WO2001026102A1 Monolithic vcsel-based optical pickup and servo control device |
| 04/12/2001 | DE19948320A1 Gerät zum Lesen oder Beschreiben optischer Aufzeichnungsträger Device for reading from or writing to optical recording media |
| 04/12/2001 | DE19948234A1 Producing glass pattern for disc-shaped optical memory involves separate image and data application processes in which only image or data are applied to separate spiral image or data tracks |
| 04/12/2001 | DE19947579A1 Verfahren zur digitalen optischen Datenspeicherung Method of digital optical data storage |
| 04/12/2001 | DE19946511A1 Visiting or calling card with optical information storage medium, has optical storage medium arranged also on surface of visiting card located outside circular disc |
| 04/12/2001 | DE19942211A1 Vorrichtung zum Auslesen von biegbaren Speicherfolien A device for reading flexible storage foils of |
| 04/12/2001 | DE19912189C2 Optisches Aufzeichnungsverfahren für ein neu beschreibbares optisches Phasenänderungs-Aufzeichnungsmedium An optical recording method for a rewritable phase-change optical recording medium |
| 04/12/2001 | DE10045532A1 Disc device e.g. optical disc device, with spindle drive-motor speed control, includes detection device for ascertaining whether disc is write-protected and device |
| 04/12/2001 | CA2353587A1 Optical recording medium comprising a gesbte recording layer |
| 04/11/2001 | EP1091356A2 Bias voltage controlling apparatus, information reproducing apparatus and information recording apparatus |
| 04/11/2001 | EP1091355A2 Recording medium, recording apparatus and recording method |
| 04/11/2001 | EP1091354A2 Information-recording medium and method for producing the same |
| 04/11/2001 | EP1091353A1 Appliance for reading from or writing to optical recording media |
| 04/11/2001 | EP1091352A2 Focus servo controlling apparatus, information reproducing apparatus and information recording apparatus |
| 04/11/2001 | EP1091351A1 Optical disk device |
| 04/11/2001 | EP1090961A1 Cyanine dyes |
| 04/11/2001 | EP1090910A1 Amminium salt or diimmonium salt compounds and use thereof |
| 04/11/2001 | EP1090392A1 Method for forming a protective barrier layer on an optical memory disc substrate |
| 04/11/2001 | EP1090391A4 Multi-layered photochromic optical data disk |
| 04/11/2001 | EP1090391A1 Multi-layered photochromic optical data disk |
| 04/11/2001 | EP1090390A1 Apparatus and method for scanning a rotating information carrier |
| 04/11/2001 | EP1090315A1 Diffractive selectively polarizing beam splitter and beam routing prisms produced thereby |
| 04/11/2001 | EP1089871A1 Directed energy assisted in vacuo micro embossing |
| 04/11/2001 | EP0925581A4 Machine-readable optical disc with reading-inhibit agent |
| 04/11/2001 | CN1291334A Multitrack disk player and method of read revery and multitrack disk player |
| 04/11/2001 | CN1291329A Method of manufacturing an optical recording medium |
| 04/11/2001 | CN1291328A Optical scanning device |
| 04/11/2001 | CN1291327A Information carrier with a compact header format and apparatus |
| 04/11/2001 | CN1291326A Multitrack disc player method method of production |
| 04/11/2001 | CN1291132A Method and apparatus for assembling an optical recording medium |
| 04/11/2001 | CN1290933A Optic recording medium and optic disc cassette |
| 04/11/2001 | CN1290932A Optic information medium and reading method |
| 04/11/2001 | CN1290931A Grating member and optic pick-up device |
| 04/11/2001 | CN1290930A Optic component and optic unit containing it and optic pick-up device containing said unit |
| 04/11/2001 | CN1290929A Composite optic madule |
| 04/11/2001 | CN1290928A Method and equipment for slide optic sensor |
| 04/11/2001 | CN1290927A Optic pick-up device and its support method |
| 04/11/2001 | CN1290926A Method for producing optic record medium and device for explosing on it |
| 04/10/2001 | WO2001073772A1 Optical disk apparatus |
| 04/10/2001 | US6216238 Information recording medium and information reproducing apparatus |
| 04/10/2001 | US6215952 Information record medium, apparatus for recording the same and apparatus for reproducing the same |
| 04/10/2001 | US6215761 Disk cartridge |
| 04/10/2001 | US6215759 Information recording medium with address marks (AM) for error detection, cutting apparatus for manufacturing the information recording medium, and information reproducing apparatus for reproducing the information recording medium |
| 04/10/2001 | US6215758 Recording medium |
| 04/10/2001 | US6215756 Optical head having two lasers of different wavelength and an objective lens made of one material having a rectangular groove shifting phase to decrease focused laser beam spot aberration for focusing laser beams on different thickness substrates |
| 04/10/2001 | US6215755 Optical data storage technology |
| 04/10/2001 | US6215754 High capacity compact disk player |
| 04/10/2001 | US6215751 Data demodulating method and optical disk device using the method |
| 04/10/2001 | US6215749 Signal distortion minimization apparatus in high speed optical disc reproducing device |
| 04/10/2001 | US6215747 Method and system for increasing the performance of constant angular velocity CD-ROM drives |
| 04/10/2001 | US6215745 Decoding key recorded at a recording site in order to decode information transmitted to that site is encoded with information specific to the recording site |
| 04/10/2001 | US6215743 Data recording and reproducing method for multi-layered optical disk system |
| 04/10/2001 | US6215742 Clock signal generating system |
| 04/10/2001 | US6215741 Optical recording device having a defect detection system |
| 04/10/2001 | US6215740 Control method for optical disk drive capable of accessing to target track quickly and the optical disk drive |
| 04/10/2001 | US6215739 Highly accurate disc apparatus for recording/reading information in a disc means where discs are changed in the apparatus which eliminates track errors due to disc variations |
| 04/10/2001 | US6215738 Device for reading from or writing to optical recording media |
| 04/10/2001 | US6215604 Optical lens capable of being easily fitted in cavity of lens holder with high positioning accuracy |
| 04/10/2001 | US6215591 Lens manufacturing method thereof, and optical pickup |
| 04/10/2001 | US6215118 Autoalignment and autofocus mechanism for coupling light between an optical fiber and a physical specimen |
| 04/10/2001 | US6215099 Multi-Laser Combustion surface treatment |
| 04/10/2001 | US6214528 Method of forming mother for use in optical disc |
| 04/10/2001 | US6214519 Transparent substrate having a tracking groove and laminated with an azo chelate dye-containing recording layer, a reflective metal layer and a protective coating; compact disks having high density and contrast recording |
| 04/10/2001 | US6214500 Core and shell matrix compositions and processes |
| 04/10/2001 | US6214435 Aminium compounds and optical information recording media containing the same |
| 04/10/2001 | US6214433 For compact disks, digital video disks(dvds), cd-rom; performance |
| 04/10/2001 | US6214432 Method for controlling the bonding layer thickness in an optical storage apparatus and optical storage apparatus resulting therefrom |
| 04/10/2001 | US6214431 Photochromatic materials suitable for blue-light and red-light rewritable digital video discs (dvd) for information storage |
| 04/10/2001 | US6214430 Disc recording medium and method of fabricating the same |