WO2000048172A9 - Data storage media - Google Patents
Data storage media Download PDFInfo
- Publication number
- WO2000048172A9 WO2000048172A9 PCT/US2000/003644 US0003644W WO0048172A9 WO 2000048172 A9 WO2000048172 A9 WO 2000048172A9 US 0003644 W US0003644 W US 0003644W WO 0048172 A9 WO0048172 A9 WO 0048172A9
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- storage media
- substrate
- substtate
- less
- retrieving data
- Prior art date
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
- B29C43/021—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles characterised by the shape of the surface
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D17/00—Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records; Producing record discs from master stencils
- B29D17/005—Producing optically read record carriers, e.g. optical discs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
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- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
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- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
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- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
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- G11B5/73911—Inorganic substrates
- G11B5/73917—Metallic substrates, i.e. elemental metal or metal alloy substrates
- G11B5/73919—Aluminium or titanium elemental or alloy substrates
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- G11B5/62—Record carriers characterised by the selection of the material
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- G11B5/73911—Inorganic substrates
- G11B5/73921—Glass or ceramic substrates
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- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
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- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
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- G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
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Description
Claims
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BR0008208A BR0008208A (en) | 1999-02-12 | 2000-02-11 | Data storage media |
AU28801/00A AU2880100A (en) | 1999-02-12 | 2000-02-11 | Data storage media |
EP00907277A EP1166264A1 (en) | 1999-02-12 | 2000-02-11 | Data storage media |
JP2000599014A JP2002536778A (en) | 1999-02-12 | 2000-02-11 | Data storage medium |
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US12010199P | 1999-02-12 | 1999-02-12 | |
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US60/134,585 | 1999-05-17 | ||
US13788399P | 1999-06-07 | 1999-06-07 | |
US13788499P | 1999-06-07 | 1999-06-07 | |
US60/137,884 | 1999-06-07 | ||
US60/137,883 | 1999-06-07 | ||
US14624899P | 1999-07-29 | 1999-07-29 | |
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WO2000048172A2 WO2000048172A2 (en) | 2000-08-17 |
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PCT/US2000/003644 WO2000048172A2 (en) | 1999-02-12 | 2000-02-11 | Data storage media |
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US (8) | US7087290B2 (en) |
EP (1) | EP1166264A1 (en) |
JP (1) | JP2002536778A (en) |
KR (1) | KR100755089B1 (en) |
CN (1) | CN100449616C (en) |
AU (1) | AU2880100A (en) |
BR (1) | BR0008208A (en) |
WO (1) | WO2000048172A2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9120348B1 (en) | 2009-11-06 | 2015-09-01 | WD Media, LLC | Press system with embossing foil free to expand for nano-imprinting of recording media |
Families Citing this family (82)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1161769C (en) | 1998-04-06 | 2004-08-11 | 伊美申公司 | Reverse optical mastering for data storage disks |
US7179551B2 (en) * | 1999-02-12 | 2007-02-20 | General Electric Company | Poly(arylene ether) data storage media |
US6801387B1 (en) * | 2000-04-14 | 2004-10-05 | Seagate Technology Llc | Control flow instability to reduce disk flutter and half frequency whirl |
DE10027152A1 (en) * | 2000-05-31 | 2001-12-13 | Bayer Ag | Moschpolymers for optical data storage |
US7107601B2 (en) * | 2000-06-14 | 2006-09-12 | Canon Kabushiki Kaisha | Foam molding method and apparatus |
US6751060B2 (en) | 2000-12-05 | 2004-06-15 | Imation Corp. | Magnetic media with readable topographical features |
US6628598B2 (en) | 2000-12-05 | 2003-09-30 | Imation Corp. | Patterned media system |
US7019924B2 (en) | 2001-02-16 | 2006-03-28 | Komag, Incorporated | Patterned medium and recording head |
US6611365B2 (en) | 2001-03-20 | 2003-08-26 | Imation Corp. | Thermoplastic substrates for holographic data storage media |
US7300690B2 (en) * | 2001-03-29 | 2007-11-27 | General Electric Company | Radial tilt reduced media |
CN100391620C (en) * | 2001-04-19 | 2008-06-04 | 通用电气公司 | Spin coated media |
KR20040012763A (en) * | 2001-04-19 | 2004-02-11 | 제너럴 일렉트릭 캄파니 | Methods for embossing and embossed articles formed thereby |
CN1468383A (en) * | 2001-06-29 | 2004-01-14 | �ձ�������ʽ���� | Light scattering reflection substrate use photosensitive resin composition, light scattering reflection substrate, and production methods therefor |
US6949199B1 (en) * | 2001-08-16 | 2005-09-27 | Seagate Technology Llc | Heat-transfer-stamp process for thermal imprint lithography |
EP1463619B1 (en) * | 2001-08-20 | 2008-01-16 | Cargill Dow LLC | Method for producing semicrystalline polylactic acid articles |
US6716505B2 (en) | 2001-08-31 | 2004-04-06 | General Electric Company | Storage medium for data with improved dimensional stability |
US6961950B2 (en) * | 2001-09-04 | 2005-11-01 | Imation Corp. | Variable thickness stamper for creation of flat molded substrates |
US6704170B2 (en) * | 2001-11-05 | 2004-03-09 | International Business Machines Corporation | Actuator molding and baking process parameters for polyphenylene sulfide 40% glass fill for high temperature overmold carriage operation in hard disk drives |
US20030232219A1 (en) * | 2002-06-13 | 2003-12-18 | Hiroshi Nishizawa | Magnetic disk, magnetic disk manufacturing method and magnetic disk apparatus |
JP2004087097A (en) * | 2002-06-28 | 2004-03-18 | Victor Co Of Japan Ltd | Optical recording medium |
US7329462B2 (en) * | 2002-08-23 | 2008-02-12 | General Electric Company | Reflective article and method for the preparation thereof |
US7132149B2 (en) | 2002-08-23 | 2006-11-07 | General Electric Company | Data storage medium and method for the preparation thereof |
US7300742B2 (en) * | 2002-08-23 | 2007-11-27 | General Electric Company | Data storage medium and method for the preparation thereof |
US7128959B2 (en) * | 2002-08-23 | 2006-10-31 | General Electric Company | Reflective article and method for the preparation thereof |
US7596077B2 (en) | 2002-08-30 | 2009-09-29 | Sony Corporation | Optical disk |
US20050146993A1 (en) * | 2002-10-25 | 2005-07-07 | Fujitsu Limited | Magneto-optical recording medium, information recording/reproducing method, and magnetic recording apparatus |
US7147790B2 (en) | 2002-11-27 | 2006-12-12 | Komag, Inc. | Perpendicular magnetic discrete track recording disk |
US20050036223A1 (en) | 2002-11-27 | 2005-02-17 | Wachenschwanz David E. | Magnetic discrete track recording disk |
US20050166218A1 (en) * | 2002-12-24 | 2005-07-28 | Fujitsu Limited | Magneto-optical recording medium and method for producing the same |
KR100587322B1 (en) * | 2003-01-14 | 2006-06-08 | 엘지전자 주식회사 | Manufacturing process for High stiffness optical disk |
TWI346332B (en) | 2003-01-30 | 2011-08-01 | Toppan Printing Co Ltd | Optical disc and method for producing the same |
US20040209123A1 (en) * | 2003-04-17 | 2004-10-21 | Bajorek Christopher H. | Method of fabricating a discrete track recording disk using a bilayer resist for metal lift-off |
US7147906B2 (en) * | 2003-06-24 | 2006-12-12 | General Electric Company | Data storage medium comprising polyimides |
US7256225B2 (en) * | 2003-08-26 | 2007-08-14 | General Electric Company | Methods of preparing a polymeric material |
US20050046056A1 (en) * | 2003-08-26 | 2005-03-03 | Jiawen Dong | Method of molding articles |
US20050048252A1 (en) * | 2003-08-26 | 2005-03-03 | Irene Dris | Substrate and storage media for data prepared therefrom |
US7244813B2 (en) | 2003-08-26 | 2007-07-17 | General Electric Company | Methods of purifying polymeric material |
US7354990B2 (en) * | 2003-08-26 | 2008-04-08 | General Electric Company | Purified polymeric materials and methods of purifying polymeric materials |
US7588657B2 (en) * | 2003-09-29 | 2009-09-15 | Princeton University | Pattern-free method of making line gratings |
WO2005041173A2 (en) * | 2003-10-22 | 2005-05-06 | Koninklijke Philips Electronics N.V. | Optical storage disc |
JP4654200B2 (en) * | 2003-11-17 | 2011-03-16 | ダウ・コーニング・コーポレイション | Method for embossing cured silicone resin substrate |
US20050150862A1 (en) * | 2004-01-13 | 2005-07-14 | Harper Bruce M. | Workpiece alignment assembly |
US20050151300A1 (en) * | 2004-01-13 | 2005-07-14 | Harper Bruce M. | Workpiece isothermal imprinting |
US20050151282A1 (en) * | 2004-01-13 | 2005-07-14 | Harper Bruce M. | Workpiece handler and alignment assembly |
US20050155554A1 (en) * | 2004-01-20 | 2005-07-21 | Saito Toshiyuki M. | Imprint embossing system |
US7686606B2 (en) * | 2004-01-20 | 2010-03-30 | Wd Media, Inc. | Imprint embossing alignment system |
US7329114B2 (en) * | 2004-01-20 | 2008-02-12 | Komag, Inc. | Isothermal imprint embossing system |
US7455889B2 (en) | 2004-03-24 | 2008-11-25 | Imation Corp. | Holographic media fabrication techniques |
US20060018052A1 (en) * | 2004-07-23 | 2006-01-26 | Konica Minolta Opto, Inc. | Information recording medium glass substrate, information recording medium, information recording apparatus and manufacturing method of information recording medium glass substrate |
US7355814B1 (en) * | 2004-09-02 | 2008-04-08 | Maxtor Corporation | Disk texture located in load/unload zone of disk for cleaning contamination and disk lubricant from head ABS surface |
JP4718946B2 (en) * | 2004-09-27 | 2011-07-06 | 株式会社東芝 | Plate structure manufacturing equipment |
US7427466B2 (en) | 2004-11-29 | 2008-09-23 | Imation Corp. | Anti-reflection optical data storage disk master |
CA2783963C (en) * | 2005-03-16 | 2014-10-07 | Brian L. Lawrence | Data storage devices and methods |
JP2007066390A (en) * | 2005-08-30 | 2007-03-15 | Konica Minolta Opto Inc | Substrate for magnetic recording medium and method for manufacturing substrate for magnetic recording medium |
WO2007034857A1 (en) * | 2005-09-22 | 2007-03-29 | Toray Industries, Inc. | Support for magnetic recording medium, and magnetic recording medium |
CN1962154A (en) * | 2005-11-10 | 2007-05-16 | 鸿富锦精密工业(深圳)有限公司 | Mold cavity processing apparatus and processing method |
US7922421B2 (en) * | 2005-12-15 | 2011-04-12 | Urban Environmental Corp. | Shoreline erosion and flood control system and method |
US7637007B2 (en) * | 2006-02-08 | 2009-12-29 | Sv Probe Pte. Ltd. | Approach for fabricating cantilever probes for probe card assemblies |
EP2121992A4 (en) * | 2007-02-13 | 2015-07-08 | Univ Yale | Method for imprinting and erasing amorphous metal alloys |
JP2009032380A (en) * | 2007-03-05 | 2009-02-12 | Rohm & Haas Co | Curabile composition |
JP5064078B2 (en) * | 2007-03-30 | 2012-10-31 | 株式会社日立産機システム | Mold for fine pattern transfer and method for producing resin transfer product using the same |
JP2009054252A (en) * | 2007-08-28 | 2009-03-12 | Konica Minolta Opto Inc | Substrate for magnetic recording medium, magnetic recording medium, and magnetic recording device |
EP2051251A1 (en) * | 2007-10-19 | 2009-04-22 | Bayer MaterialScience AG | Disc shaped high density recording medium |
JP2009123269A (en) * | 2007-11-13 | 2009-06-04 | Furukawa Electric Co Ltd:The | Glass substrate and magnetic disk apparatus |
WO2009110882A1 (en) * | 2008-03-01 | 2009-09-11 | Hewlett-Packard Development Company, L.P. | Imparting pattern into material using embossing roller |
JP5121549B2 (en) * | 2008-04-21 | 2013-01-16 | 株式会社東芝 | Nanoimprint method |
JP2010129729A (en) * | 2008-11-27 | 2010-06-10 | Kyocera Corp | Sensor-holding substrate and substrate with sensor using the same, and method of manufacturing sensor-holding substrate |
JP2012514279A (en) | 2008-12-25 | 2012-06-21 | バイエル・マテリアルサイエンス・アクチェンゲゼルシャフト | Disc type high density recording medium |
CN102576557B (en) * | 2008-12-25 | 2015-11-25 | 拜尔材料科学股份公司 | Disc-shaped high-density recording medium |
US7985188B2 (en) * | 2009-05-13 | 2011-07-26 | Cv Holdings Llc | Vessel, coating, inspection and processing apparatus |
US8741389B2 (en) * | 2009-06-17 | 2014-06-03 | Seagate Technology Llc | Controlling thickness uniformity and interfaces in stacks |
US9330685B1 (en) | 2009-11-06 | 2016-05-03 | WD Media, LLC | Press system for nano-imprinting of recording media with a two step pressing method |
US8496466B1 (en) | 2009-11-06 | 2013-07-30 | WD Media, LLC | Press system with interleaved embossing foil holders for nano-imprinting of recording media |
WO2011091550A1 (en) | 2010-01-28 | 2011-08-04 | Bayer Materialscience Ag | High speed dvds |
KR102273744B1 (en) * | 2010-05-12 | 2021-07-06 | 에스아이오2 메디컬 프로덕츠, 인크. | Vessel outgassing inspection methods |
JP2014041672A (en) * | 2012-08-22 | 2014-03-06 | Fuji Electric Co Ltd | Magnetic recording medium for thermally assisted recording |
US9111520B2 (en) | 2013-03-12 | 2015-08-18 | Curtis E. Graber | Flexural disk transducer shell |
US10851611B2 (en) * | 2016-04-08 | 2020-12-01 | Baker Hughes, A Ge Company, Llc | Hybrid disintegrable articles |
CN107786933B (en) * | 2016-08-31 | 2020-06-30 | 大原博 | Manufacturing method of preheating-formed loudspeaker vibrating piece |
EP3340599B1 (en) * | 2016-12-20 | 2018-11-28 | Axis AB | An alignment member and a method for aligning a sensor board |
JP7037600B2 (en) * | 2020-07-03 | 2022-03-16 | 株式会社Uacj | A magnetic disk substrate and a magnetic disk using the magnetic disk substrate |
US11508405B1 (en) | 2021-06-21 | 2022-11-22 | Western Digital Technologies, Inc. | Magnetic recording media with plasma-polished pre-seed layer or substrate |
Family Cites Families (322)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3198657A (en) * | 1964-09-17 | 1965-08-03 | Ibm | Process for spin coating objects |
US4057831A (en) | 1972-09-05 | 1977-11-08 | U.S. Philips Corporation | Video record disc manufactured by a process involving chemical or sputter etching |
FR2288370A1 (en) | 1974-10-18 | 1976-05-14 | Thomson Brandt | IMPROVEMENTS TO OPTICAL-READING INFORMATION MEDIA |
US4211617A (en) | 1975-02-24 | 1980-07-08 | Mca Disco-Vision, Inc. | Process for producing a stamper for videodisc purposes |
US4206256A (en) | 1975-08-21 | 1980-06-03 | Rca Corporation | Metallized video disc having an insulating layer thereon |
US4305081A (en) | 1976-03-19 | 1981-12-08 | Rca Corporation | Multilayer record blank for use in optical recording |
US4329697A (en) | 1977-03-28 | 1982-05-11 | Rca Corporation | Information record |
DE2807479A1 (en) * | 1978-02-22 | 1979-08-23 | Bayer Ag | COATING AGENTS |
US4222070A (en) | 1978-03-13 | 1980-09-09 | Eastman Kodak Company | Recording video information on a flexible master disc |
JPS6053675B2 (en) | 1978-09-20 | 1985-11-27 | 富士写真フイルム株式会社 | Spin coating method |
US4441179A (en) | 1979-01-15 | 1984-04-03 | Discovision Associates | Optical video disc structure |
US4243317A (en) | 1979-06-27 | 1981-01-06 | Eastman Kodak Company | Contact printing apparatus |
US4272474A (en) | 1979-11-06 | 1981-06-09 | Synergistics Chemicals Limited | Process for producing articles of ultra high molecular weight high density polyethylene |
JPS5671821A (en) | 1979-11-14 | 1981-06-15 | Hitachi Ltd | Substrate for magnetic disc and its manufacture |
US4235835A (en) | 1979-11-29 | 1980-11-25 | Union Carbide Corporation | Thermosetting compositions for injection molding |
ATE7971T1 (en) | 1980-09-06 | 1984-06-15 | International Business Machines Corporation | MAGNETIC PLATE CARRIER CORE MADE OF FIBER REINFORCED PLASTIC. |
JPS5749838A (en) * | 1980-09-10 | 1982-03-24 | Mitsubishi Electric Corp | Vibration load applying device |
US4519065A (en) | 1980-09-22 | 1985-05-21 | Minnesota Mining And Manufacturing Company | Metallized information carrying discs |
US4363844A (en) | 1980-09-22 | 1982-12-14 | Lewis Terry W | Metallized information carrying discs |
US4515828A (en) | 1981-01-02 | 1985-05-07 | International Business Machines Corporation | Planarization method |
US4373065A (en) | 1981-02-17 | 1983-02-08 | Xerox Corporation | Optically isotropic devices |
US4404238A (en) | 1981-04-16 | 1983-09-13 | Memorex Corporation | Precipitated alumina for use in magnetic recording disc media |
US4419704A (en) | 1981-04-24 | 1983-12-06 | Iomega Corporation | Bernoulli plate for stabilization of flexible magnetic disk |
US4402798A (en) | 1982-02-16 | 1983-09-06 | Rca Corporation | Method for the manufacture of a metallic recording substrate for a capacitance electronic disc and the recording substrate obtained thereby |
JPS58146040A (en) | 1982-02-24 | 1983-08-31 | Pioneer Video Kk | Optical system information recording original disk |
US4503420A (en) | 1982-05-07 | 1985-03-05 | Digital Equipment Corporation | Arrangement for encoding and decoding information signals |
JPS5977647A (en) | 1982-10-26 | 1984-05-04 | Matsushita Electric Ind Co Ltd | Optical type disc |
US4451507A (en) | 1982-10-29 | 1984-05-29 | Rca Corporation | Automatic liquid dispensing apparatus for spinning surface of uniform thickness |
US4584259A (en) | 1982-12-17 | 1986-04-22 | Burroughs Corporation | Coated media for optical recording with acrylic overcoat |
US4492718A (en) | 1982-12-17 | 1985-01-08 | Burroughs Corporation | Rotation coating of disk substrate with acrylate prepolymer |
US4592939A (en) | 1982-12-17 | 1986-06-03 | Burroughs Corporation | Method of rendering uniform coating on disks and product |
US4457259A (en) | 1983-03-14 | 1984-07-03 | Rca Corporation | Apparatus for spraying a liquid on a spinning surface |
FR2548578B1 (en) | 1983-07-04 | 1986-01-31 | Thomson Csf | METHOD OF MANUFACTURING OPTICAL DISCS BY PRESSING AND DISC OBTAINED BY SUCH A METHOD |
JPS6079543A (en) | 1983-10-05 | 1985-05-07 | Daicel Chem Ind Ltd | Recording carrier having rare earth-transition metal amorphous optical magnetic recording medium layer formed on plastic base |
US4514583A (en) | 1983-11-07 | 1985-04-30 | Energy Conversion Devices, Inc. | Substrate for photovoltaic devices |
FR2559295B1 (en) | 1984-02-03 | 1987-01-16 | Commissariat Energie Atomique | NOVEL MEDIUM FOR MAGNETIC RECORDING DISC AND MANUFACTURING METHOD THEREOF |
US4622284A (en) | 1984-03-01 | 1986-11-11 | Digital Recording Corporation | Process of using metal azide recording media with laser |
JPS60191446A (en) | 1984-03-09 | 1985-09-28 | Daikin Ind Ltd | Optical disk material |
US4552820A (en) | 1984-04-25 | 1985-11-12 | Lin Data Corporation | Disc media |
US4659605A (en) | 1984-05-16 | 1987-04-21 | Richardson Chemical Company | Electroless deposition magnetic recording media process and products produced thereby |
US4673602A (en) | 1984-06-13 | 1987-06-16 | Sumitomo Bakelite Company Limited | Composite substrate plate for magnetic or optical disk and process for production thereof |
JPS61131232A (en) | 1984-11-30 | 1986-06-18 | Sumitomo Bakelite Co Ltd | Manufacture of composite substrate for optical and magnetic disk |
DE3425578A1 (en) | 1984-07-11 | 1986-01-16 | Polygram Gmbh, 2000 Hamburg | OPTICALLY READABLE DISK-SHAPED INFORMATION CARRIER WITH HIGH STORAGE DENSITY |
JPS6148123A (en) | 1984-08-15 | 1986-03-08 | Sumitomo Special Metals Co Ltd | Substrate for magnetic disk and its production |
US5100741A (en) | 1984-09-12 | 1992-03-31 | Seiko Epson Corporation | Magneto-optic recording systems |
JPS6190343A (en) | 1984-10-09 | 1986-05-08 | Polyplastics Co | Optical disk |
JPS6192814A (en) * | 1984-10-15 | 1986-05-10 | Sumitomo Bakelite Co Ltd | Manufacture of composite board |
JPS61105725A (en) | 1984-10-29 | 1986-05-23 | Sumitomo Bakelite Co Ltd | Magnetic disk |
DE3585310D1 (en) | 1984-11-08 | 1992-03-12 | Digital Equipment Corp | HEAD ASSEMBLY WITH NARROW CONTOUR. |
GB8500102D0 (en) | 1985-01-04 | 1985-02-13 | Raychem Pontoise Sa | Polymer composition |
US4656546A (en) | 1985-01-22 | 1987-04-07 | Digital Equipment Corporation | Vertical magnetic recording arrangement |
US4596739A (en) | 1985-02-11 | 1986-06-24 | International Business Machines Corporation | Rigid magnetic recording media |
US4816351A (en) | 1985-02-26 | 1989-03-28 | Canon Kabushiki Kaisha | Magnetic recording medium |
US4920441A (en) | 1985-03-13 | 1990-04-24 | Nippon Telegraph and Telehpone Corp. | Flexible magnetic diskette |
US4619804A (en) | 1985-04-15 | 1986-10-28 | Eastman Kodak Company | Fabricating optical record media |
JPS61242327A (en) | 1985-04-19 | 1986-10-28 | Sumitomo Bakelite Co Ltd | Production of composite substrate for optical and magnetic disk |
US5379439A (en) | 1985-06-04 | 1995-01-03 | Quantum Corporation | Fixed disk drive mounted to printed circuit board |
JPH0673179B2 (en) | 1985-06-14 | 1994-09-14 | ポリプラスチックス株式会社 | Magnetic disk |
JPS6225187A (en) | 1985-07-25 | 1987-02-03 | Fujimi Kenmazai Kogyo Kk | Composition for abrading memory hard disc |
US4708919A (en) | 1985-08-02 | 1987-11-24 | Micronix Corporation | Process for manufacturing a mask for use in X-ray photolithography using a monolithic support and resulting structure |
JPH0519847Y2 (en) | 1985-08-21 | 1993-05-25 | ||
JPS62149029A (en) | 1985-09-04 | 1987-07-03 | Furukawa Alum Co Ltd | Alumite magnetic disk substrate and its production |
JPS6275932A (en) | 1985-09-27 | 1987-04-07 | Alps Electric Co Ltd | Magnetic disk medium |
JPS62105616A (en) | 1985-11-01 | 1987-05-16 | Daicel Chem Ind Ltd | Injection mold of optical disk |
JPS62120629A (en) | 1985-11-20 | 1987-06-01 | Sumitomo Special Metals Co Ltd | Magnetic disk and its production |
JPS62124625A (en) | 1985-11-25 | 1987-06-05 | Mitsubishi Electric Corp | Magnetic recording medium |
EP0226123A3 (en) | 1985-12-03 | 1988-08-10 | Matsushita Electric Industrial Co., Ltd. | Method for producing transparent plastic article |
JPS62134836A (en) | 1985-12-06 | 1987-06-17 | Sumitomo Bakelite Co Ltd | Manufacture of aluminum-resin composite substrate for optical magnetic disk with guide groove |
US5135791A (en) | 1985-12-06 | 1992-08-04 | Sumitomo Chemical Company, Limited | Optical device |
WO1987004093A1 (en) | 1985-12-28 | 1987-07-16 | Falcore Co., Ltd. | Method of preparing metal base for memory disk |
US4789722A (en) | 1986-01-30 | 1988-12-06 | Hercules Incorporated | Polyarylene polyether made using mixed base system |
DE3603267A1 (en) | 1986-02-04 | 1987-08-06 | Roehm Gmbh | DEVICE FOR REVERSIBLE, OPTICAL DATA STORAGE (I) |
FR2610753A1 (en) | 1987-02-11 | 1988-08-12 | Commissariat Energie Atomique | MAGNETIC DISK MEMORY SUBSTRATE AND METHOD FOR MANUFACTURING THE SAME |
JPS62204451A (en) | 1986-03-03 | 1987-09-09 | Daicel Chem Ind Ltd | Plastic substrate for optical disk and its production |
JPS62205554A (en) * | 1986-03-05 | 1987-09-10 | Sumitomo Chem Co Ltd | Optical disk |
EP0240752B1 (en) | 1986-03-07 | 1992-06-03 | Matsushita Electric Industrial Co., Ltd. | Erasable optical disk having an improved optically transparent substrate |
JPH0745555B2 (en) | 1986-03-28 | 1995-05-17 | 三菱油化株式会社 | Resin for optical material and manufacturing method thereof |
CH668142A5 (en) | 1986-04-18 | 1988-11-30 | Battelle Memorial Institute | Substrate for receiving a coating thin film which is less than 0.05 roughness micrometre manufacturing method and device carrier is by substrate. |
US4737877A (en) | 1986-05-05 | 1988-04-12 | International Business Machines Corporation | Structure to provide optical and capacitive contrast on magnetic recording disk |
DE3629582A1 (en) | 1986-08-30 | 1988-03-03 | Basf Ag | METHOD FOR SURFACE PROCESSING DISK-SHAPED NICKEL-PLATED ALUMINUM SUBSTRATES |
US4810527A (en) | 1986-09-19 | 1989-03-07 | E. I. Du Pont Nemours And Company | Free surface casting method |
FR2604552A1 (en) | 1986-09-29 | 1988-04-01 | Rhone Poulenc Chimie | RIGID POLYMER SUBSTRATE AS A MAGNETIC RECORDING MEDIUM AND THE MAGNETIC DISK OBTAINED FROM THE SUBSTRATE |
US5082696A (en) * | 1986-10-03 | 1992-01-21 | Dow Corning Corporation | Method of forming semiconducting amorphous silicon films from the thermal decomposition of dihalosilanes |
EP0263512B1 (en) | 1986-10-09 | 1994-06-01 | Asahi Glass Company Ltd. | Glass substrate for a magnetic disc and process for its production |
US4709361A (en) | 1986-10-30 | 1987-11-24 | Allied Corporation | Flexural disk transducer |
DE3855045T2 (en) | 1987-02-13 | 1996-06-13 | Dow Chemical Co | MEDIUM FOR OPTICAL RECORDING |
JPS63205817A (en) | 1987-02-20 | 1988-08-25 | Matsushita Electric Works Ltd | Magnetic disk substrate |
US4885649A (en) | 1987-04-01 | 1989-12-05 | Digital Equipment Corporation | Thin film head having a magneto-restrictive read element |
US5159511A (en) | 1987-04-01 | 1992-10-27 | Digital Equipment Corporation | Biasing conductor for MR head |
US4808453A (en) * | 1987-04-13 | 1989-02-28 | Romberg Val G | Pharmaceutical elastomeric coating |
US4731155A (en) | 1987-04-15 | 1988-03-15 | General Electric Company | Process for forming a lithographic mask |
JPH0827940B2 (en) | 1987-04-24 | 1996-03-21 | 日本電気株式会社 | Magnetic storage body and manufacturing method thereof |
DE3719200A1 (en) | 1987-06-09 | 1988-12-29 | Ibm Deutschland | OPTICAL DISK AND METHOD FOR THEIR PRODUCTION |
JPS6479242A (en) | 1987-06-16 | 1989-03-24 | Sumitomo Chemical Co | Resin molded item for optical use |
US4851494A (en) * | 1987-07-24 | 1989-07-25 | Ciba-Geigy Corporation | Crosslinkable polyether-amide |
DE3725134A1 (en) * | 1987-07-29 | 1989-02-09 | Basf Ag | FLAECHENFOERMIGES, MULTILAYER, LASEROPTIC RECORDING MATERIAL |
US4999234A (en) | 1987-08-10 | 1991-03-12 | Polaroid Corporation | Holographic optical data storage medium |
US4877666A (en) | 1987-08-11 | 1989-10-31 | Kerdix, Inc. | Magneto-optic substrates |
US4898529A (en) * | 1987-08-11 | 1990-02-06 | Hoechst Aktiengesellschaft | Apparatus for molding magneto-optic substrates |
US4965780A (en) | 1987-08-12 | 1990-10-23 | Digital Equipment Corporation | Magneto-optical data recording device using a wavelength and polarization-sensitive splitter |
US5047274A (en) | 1987-09-28 | 1991-09-10 | Noboru Tsuya | Annodized aluminum substrate for a magnetic recording disk in which pores are filled with a non magnetic material and the surface polished and etched |
JP2506123B2 (en) | 1987-09-29 | 1996-06-12 | シャープ株式会社 | optical disk |
JPH0191319A (en) | 1987-09-30 | 1989-04-11 | Noboru Tsuya | Substrate for magnetic disk and production thereof |
US5209837A (en) | 1987-09-30 | 1993-05-11 | Noboru Tsuya | Process for preparing magnetic disk |
US4831244A (en) | 1987-10-01 | 1989-05-16 | Polaroid Corporation | Optical record cards |
US4775608A (en) | 1987-10-05 | 1988-10-04 | International Business Machines Corporation | Generation of capacitive servo patterns on magnetic storage disks |
US4885339A (en) | 1987-11-23 | 1989-12-05 | The Dow Chemical Company | Polyphenylene ether/polystyrene blends |
DE3743491A1 (en) | 1987-12-22 | 1989-07-13 | Bayer Ag | USE OF MIXTURES OF POLYCARBONATES AND STYRENE POLYMERISATES AS SUBSTRATES FOR OPTICAL STORAGE |
US4908826A (en) | 1988-01-05 | 1990-03-13 | Digital Equipment Corporation | Stored data error correction system |
DE68927116T2 (en) | 1988-01-19 | 1997-02-06 | Fujimi Inc | Polishing compound |
US4876117A (en) | 1988-02-04 | 1989-10-24 | Domain Technology | Method and coating transition metal oxide on thin film magnetic disks |
US5018128A (en) | 1988-02-05 | 1991-05-21 | Tandy Corporation | Apparatus and medium for recording erasable information |
US5014259A (en) | 1988-02-05 | 1991-05-07 | Tandy Corporation | Recording medium having an insulating layer |
JP2680591B2 (en) | 1988-02-15 | 1997-11-19 | シャープ株式会社 | Method for manufacturing optical memory device |
JPH01211226A (en) | 1988-02-17 | 1989-08-24 | Hitachi Maxell Ltd | Magnetic disk |
JPH01140616U (en) | 1988-03-16 | 1989-09-26 | ||
US4893910A (en) | 1988-03-16 | 1990-01-16 | Hewlett-Packard Company | Magneto-optical recording system having medium with domainless control layer |
US5112701A (en) | 1988-03-25 | 1992-05-12 | Ricoh Company, Ltd. | Magneto-optic recording media and process for producing the same |
EP0337445A3 (en) | 1988-04-13 | 1991-01-16 | Hitachi, Ltd. | Laminar structure comprising organic material and inorganic material, methods for producing it and its use |
DE68918623T2 (en) | 1988-04-16 | 1995-03-30 | Daicel Chem | Process and manufacture of a formatted substrate for an optical disk and injection mold for its use. |
US5171585A (en) | 1988-04-16 | 1992-12-15 | Daicel Chemical Industries, Ltd. | Apparatus for molding a formatted substrate for an optical disk |
JPH078514B2 (en) | 1988-04-18 | 1995-02-01 | ダイセル化学工業株式会社 | Injection molding method for plastic substrates for optical disks |
US5137991A (en) | 1988-05-13 | 1992-08-11 | The Ohio State University Research Foundation | Polyaniline compositions, processes for their preparation and uses thereof |
US5164465A (en) | 1988-05-13 | 1992-11-17 | Ohio State University Research Foundation | Sulfonated polyaniline salt compositions, processes for their preparation and uses thereof |
US5237548A (en) * | 1988-06-01 | 1993-08-17 | Hoechst Aktiengesellschaft | Magneto-optic recording structure and method |
GB8818835D0 (en) | 1988-08-09 | 1988-09-14 | Plasmon Data Systems Ltd | Intermediate smoothing during optical disk manufacture |
US4953385A (en) | 1988-08-22 | 1990-09-04 | Matsushita Electric Industrial Co., Ltd. | Information storage stamper and method of manufacturing disks using the same |
US5109377A (en) | 1988-08-22 | 1992-04-28 | Fuji Photo Film Co., Ltd. | Magneto-optical recording medium and method of producing the same |
JPH0258729A (en) | 1988-08-24 | 1990-02-27 | Nec Corp | Magnetic disk substrate and its production |
JPH0264944A (en) | 1988-08-30 | 1990-03-05 | Mitsubishi Electric Corp | Magneto-optical recording medium |
NL8802211A (en) | 1988-09-08 | 1990-04-02 | Philips Nv | METHOD FOR MANUFACTURING A METAL DIE |
JP2570402B2 (en) | 1988-09-30 | 1997-01-08 | 日本ビクター株式会社 | Optical information recording medium molding device |
JP2636903B2 (en) | 1988-09-30 | 1997-08-06 | 株式会社リコー | Mold for injection molding of optical disk substrate |
JPH0296919A (en) * | 1988-10-03 | 1990-04-09 | Fuji Electric Co Ltd | Magnetic recording medium |
JPH0296921A (en) * | 1988-10-03 | 1990-04-09 | Fuji Electric Co Ltd | Magnetic recording medium |
US4976902A (en) | 1988-10-04 | 1990-12-11 | Rubatex Corporation | Molding method for producing expanded polyolefin foam |
US4911966A (en) | 1988-12-02 | 1990-03-27 | Mitsubishi Monsanto Chemical Company | Optical disk substrate |
US5063097A (en) * | 1988-12-16 | 1991-11-05 | Toray Industries, Inc. | Optical recording medium |
JP2701396B2 (en) * | 1988-12-20 | 1998-01-21 | 凸版印刷株式会社 | Optical recording medium |
DE3902939A1 (en) | 1989-02-01 | 1990-08-02 | Basf Ag | DIPHENOCHINONE AND DIPHENOHYDROCHINONE DERIVATIVES AND THEIR USE IN OPTICAL MOLDINGS |
US4964934A (en) | 1989-02-02 | 1990-10-23 | Del Mar Avionics | Optical disk manufacturing process |
JPH0692263B2 (en) | 1989-02-16 | 1994-11-16 | 伊藤忠商事株式会社 | Recording disk substrate and manufacturing method thereof |
US4971932B1 (en) | 1989-02-24 | 1995-01-03 | Corning Glass Works | Magnetic memory storage devices |
US5097370A (en) | 1989-03-17 | 1992-03-17 | Digital Equipment Corporation | Subambient pressure air bearing slider for disk drive |
JP2729317B2 (en) | 1989-06-10 | 1998-03-18 | 日本ゼオン株式会社 | optical disk |
US5120603A (en) | 1989-06-22 | 1992-06-09 | Digital Equipment Corporation | Magneto-optic recording medium with oriented langmuir-blodgett protective layer |
US5191563A (en) | 1989-06-29 | 1993-03-02 | Digital Equipment Corporation | Method for increasing track density of magneto-optical storage media |
US5161134A (en) | 1989-06-29 | 1992-11-03 | Digital Equipment Corporation | Method for increasing linear bit density in magneto-optical storage media |
US5094925A (en) | 1989-06-30 | 1992-03-10 | Sharp Kabushiki Kaisha | Opto-magnetic recording medium |
EP0405582A3 (en) | 1989-06-30 | 1992-07-08 | E.I. Du Pont De Nemours And Company | Method for making optically readable media containing embossed information |
US5188863A (en) | 1989-06-30 | 1993-02-23 | E. I. Du Pont De Nemours And Company | Direct effect master/stamper for optical recording |
CA2017284C (en) | 1989-07-04 | 1995-10-03 | Kazutomi Suzuki | Optical recording medium |
US4975327A (en) | 1989-07-11 | 1990-12-04 | Minnesota Mining And Manufacturing Company | Polyimide substrate having a textured surface and metallizing such a substrate |
WO1991002349A1 (en) | 1989-07-31 | 1991-02-21 | Conner Peripherals, Inc. | Architecture for 2-1/2 inch diameter single disk drive |
EP0440817B1 (en) | 1989-08-31 | 1996-07-10 | Idemitsu Kosan Company Limited | Magnetic recording medium |
JPH067410B2 (en) | 1989-10-02 | 1994-01-26 | 伊藤忠商事株式会社 | Recording disk substrate and method of manufacturing magnetic recording disk |
US4975358A (en) | 1989-10-17 | 1990-12-04 | The United States Of America As Represented By The Secretary Of The Navy | Immediate write, read, and erase optical storage medium and method of marking and erasing |
FR2654864B1 (en) | 1989-11-21 | 1995-08-04 | Digipress Sa | PROCESS FOR THE MANUFACTURE OF AN OPTICALLY READING DISC AND DISCS OBTAINED BY THIS PROCESS. |
JPH03173958A (en) | 1989-12-01 | 1991-07-29 | Pioneer Electron Corp | Magneto-optical disk |
JPH03178033A (en) | 1989-12-06 | 1991-08-02 | Fuji Photo Film Co Ltd | Magnetic disk |
US5392263A (en) | 1990-01-31 | 1995-02-21 | Sony Corporation | Magneto-optical disk system with specified thickness for protective layer on the disk relative to the numerical aperture of the objective lens |
US5099469A (en) | 1990-02-20 | 1992-03-24 | Del Mar Avionics | Process for manufacturing an optical disc master |
US5108781A (en) | 1990-03-12 | 1992-04-28 | Magnetic Peripherals Inc. | Process for manufacturing selectively textured magnetic recording media |
JPH0716729B2 (en) | 1990-03-19 | 1995-03-01 | 工業技術院長 | Mold forming method using elastic deformation mold |
US5094884A (en) | 1990-04-24 | 1992-03-10 | Machine Technology, Inc. | Method and apparatus for applying a layer of a fluid material on a semiconductor wafer |
US5814400A (en) | 1990-05-18 | 1998-09-29 | Hitachi, Ltd. | Magneto-optical recording medium and method |
US5234717A (en) | 1990-06-14 | 1993-08-10 | Nippon Sheet Glass Co., Ltd. | Process for producing a minute-patterned substrate |
US5242761A (en) | 1990-07-03 | 1993-09-07 | Digital Equipment Corporation Japan | Magnetic recording medium comprising NiFe and CoZr alloy crystalline magnetic alloy layers and a Co-Cr vertically magnetizable layer |
CA2047163C (en) | 1990-07-20 | 1995-05-16 | Kenji Ohta | Optical disk |
US5068065A (en) | 1990-07-31 | 1991-11-26 | Galic Maus Ventures | Faster cycling sprue method and apparatus for injection molding plastic optical disks |
JPH0781132B2 (en) | 1990-08-29 | 1995-08-30 | 株式会社フジミインコーポレーテッド | Abrasive composition |
US5230025A (en) | 1990-08-31 | 1993-07-20 | Digital Biometrics, Inc. | Method and apparatus for capturing skin print images |
JPH04159634A (en) | 1990-10-22 | 1992-06-02 | Pioneer Electron Corp | Manufacture of optical disk |
US5730922A (en) | 1990-12-10 | 1998-03-24 | The Dow Chemical Company | Resin transfer molding process for composites |
US5335526A (en) | 1991-01-29 | 1994-08-09 | Garrison Marvin C | Method of manufacturing substrates for memory disks |
EP0498564B1 (en) | 1991-02-04 | 1998-04-08 | Nippon Zeon Co., Ltd. | Thermoplastic saturated norbornene group polymer composition |
US5177656A (en) | 1991-02-05 | 1993-01-05 | Hoechst Celanese Corporation | Flexible magnetic disc cassettes with integrally molded wear button |
NL9100366A (en) | 1991-02-28 | 1992-09-16 | Philips & Du Pont Optical | METHOD FOR MANUFACTURING A DISC-SHAPED DATA CARRIER, DATA CARRIER MADE ACCORDING TO THE METHOD AND DEVICE FOR CARRYING OUT THE METHOD |
US6010761A (en) | 1991-03-12 | 2000-01-04 | Sony Corporation | Optical disc |
JP2995884B2 (en) | 1991-03-18 | 1999-12-27 | 三菱化学株式会社 | Hydrogenated vinyl aromatic hydrocarbon polymer composition and optical disk substrate |
JPH04302813A (en) | 1991-03-29 | 1992-10-26 | Sony Corp | Thin-film magnetic head device for hard disk |
US5193039A (en) | 1991-04-17 | 1993-03-09 | Digital Equipment Corporation | Permanet magnet easy-axis biased magnetoresistive head |
CA2070444C (en) | 1991-06-05 | 1999-01-19 | Kazuyuki Yamasaki | Process for the preparation of substrates for optical disk |
US5311376A (en) | 1991-06-11 | 1994-05-10 | Western Digital (Singapore) Pte | Information detecting system |
GB9112791D0 (en) | 1991-06-13 | 1991-07-31 | Applied Holographics | Optical data storage disc |
JPH04370548A (en) | 1991-06-20 | 1992-12-22 | Pioneer Electron Corp | Production of base body for optical recording disk and device for executing this method |
JPH052771A (en) * | 1991-06-25 | 1993-01-08 | Pioneer Electron Corp | Optical recording medium |
JPH05282706A (en) | 1991-08-01 | 1993-10-29 | Canon Inc | Optical recording medium and its production and substrate for optical recording medium |
DE4126422A1 (en) | 1991-08-09 | 1993-02-11 | Bayer Ag | COMPATIBLE POLYMER BLENDS WITH THERMOPLASTIC POLYCARBONATES |
JPH0589517A (en) | 1991-09-25 | 1993-04-09 | Sony Corp | Optical disk |
US5267112A (en) | 1991-09-30 | 1993-11-30 | Digital Equipment Corporation | Thin film read/write head for minimizing erase fringing and method of making the same |
US5811182A (en) | 1991-10-04 | 1998-09-22 | Tulip Memory Systems, Inc. | Magnetic recording medium having a substrate and a titanium nitride underlayer |
US5112662A (en) | 1991-10-07 | 1992-05-12 | Digital Equipment Corporation | Method for providing a lubricant coating on the surface of a magneto-optical disk and resulting optical disk |
GB9122247D0 (en) | 1991-10-19 | 1991-12-04 | Applied Holographics | Optical data storage disc |
US5800904A (en) * | 1991-12-27 | 1998-09-01 | Hallman; Robert A. | Embossable surface covering with inorganic wear layer |
US5445853A (en) * | 1992-01-09 | 1995-08-29 | Sony Corporation | Optical data storage media |
US5199090A (en) | 1992-03-06 | 1993-03-30 | Hewlett-Packard Company | Flying magnetooptical read/write head employing an optical integrated circuit waveguide |
US5202880A (en) | 1992-03-06 | 1993-04-13 | Digital Equipment Corporation | Double-sided magneto-optical media for a multi-disk storage device |
US5470627A (en) | 1992-03-06 | 1995-11-28 | Quantum Corporation | Double-sided optical media for a disk storage device |
JPH05269788A (en) * | 1992-03-27 | 1993-10-19 | Mitsubishi Plastics Ind Ltd | Injection molding of disk substrate |
JP2884900B2 (en) | 1992-04-08 | 1999-04-19 | 日本電気株式会社 | Magnetic storage |
WO1993021629A1 (en) | 1992-04-15 | 1993-10-28 | Tulip Memory Systems, Inc. | Precision-etched textured stop/start zone for magnetic-recording disks |
JPH0781133B2 (en) | 1992-05-06 | 1995-08-30 | 株式会社フジミインコーポレーテッド | Composition for polishing memory hard disk |
JP3104406B2 (en) | 1992-06-15 | 2000-10-30 | 松下電器産業株式会社 | Original plate for optical disk and method of manufacturing the same |
JP2854191B2 (en) | 1992-06-19 | 1999-02-03 | シャープ株式会社 | recoding media |
JPH064908A (en) | 1992-06-22 | 1994-01-14 | Awa Eng Co | Optical disk and apparatus for production thereof |
JPH0668462A (en) | 1992-08-19 | 1994-03-11 | Fujitsu Ltd | Magnetic disk |
JP3289786B2 (en) * | 1992-08-27 | 2002-06-10 | パイオニア株式会社 | Information recording medium |
JPH06139675A (en) | 1992-10-27 | 1994-05-20 | Hitachi Ltd | Device for driving disk type storage medium |
JPH06187683A (en) | 1992-12-18 | 1994-07-08 | Ricoh Co Ltd | Magneto-optical recording medium |
JP2938292B2 (en) | 1992-12-24 | 1999-08-23 | 川崎製鉄株式会社 | Continuous carburizing of metal strip |
JP3163516B2 (en) | 1992-12-28 | 2001-05-08 | 松下電器産業株式会社 | Magnetic disk drive |
US5453961A (en) | 1993-01-15 | 1995-09-26 | Eastman Kodak Company | Pick-up device for optical disk readout using waveguide gratings |
US5751452A (en) | 1993-02-22 | 1998-05-12 | Nippon Telegraph And Telephone Corporation | Optical devices with high polymer material and method of forming the same |
JP3344495B2 (en) | 1993-03-04 | 2002-11-11 | ソニー株式会社 | Magnetic disk drive |
US5400317A (en) | 1993-04-01 | 1995-03-21 | Balzers Aktiengesellschaft | Method of coating a workpiece of a plastic material by a metal layer |
US5391522A (en) | 1993-05-19 | 1995-02-21 | Kabushiki Kaisya Ohara | Glass-ceramic for magnetic disks and method for manufacturing the same |
US5626935A (en) | 1993-05-19 | 1997-05-06 | Kabushiki Kaisya Ohara | Magnetic disk substrate and method for manufacturing the same |
EP0729924B1 (en) | 1993-05-19 | 2000-01-26 | Kabushiki Kaisha Ohara | Glass-ceramic for a magnetic disk substrate |
US5354985A (en) | 1993-06-03 | 1994-10-11 | Stanford University | Near field scanning optical and force microscope including cantilever and optical waveguide |
GB9315692D0 (en) | 1993-07-29 | 1993-09-15 | Zeneca Ltd | Phthalocyanines |
US5536549A (en) | 1993-08-02 | 1996-07-16 | Tulip Memory Systems, Inc. | Austenitic stainless steel substrate for magnetic-recording media |
US5426632A (en) * | 1993-08-23 | 1995-06-20 | Pioneer Video Corporation | Information recording medium and method for recording information to the same |
US5453168A (en) | 1993-08-25 | 1995-09-26 | Tulip Memory Systems, Inc. | Method for forming protective overcoatings for metallic-film magnetic-recording mediums |
JP3248309B2 (en) | 1993-08-27 | 2002-01-21 | ソニー株式会社 | optical disk |
US5707705A (en) | 1993-09-08 | 1998-01-13 | Tulip Memory Systems, Inc. | Titanium or titanium-alloy substrate for magnetic-recording media |
US5395803A (en) | 1993-09-08 | 1995-03-07 | At&T Corp. | Method of spiral resist deposition |
US5441788A (en) | 1993-11-03 | 1995-08-15 | Hewlett-Packard Company | Method of preparing recording media for a disk drive and disk drive recording media |
US5585989A (en) | 1993-11-30 | 1996-12-17 | Sony Corporation | Magnetic disc substrate and a magnetic disc using the same |
US5487931A (en) | 1993-12-02 | 1996-01-30 | Annacone; William R. | Rigid disc substrate comprising a central hard core substrate with a hard, thermally and mechanically matched overlying smoothing layer and method for making the same |
US5437887A (en) | 1993-12-22 | 1995-08-01 | Enthone-Omi, Inc. | Method of preparing aluminum memory disks |
JPH07192335A (en) * | 1993-12-27 | 1995-07-28 | Shin Etsu Chem Co Ltd | Magneto-optical recording medium and its production |
US5681635A (en) | 1994-01-20 | 1997-10-28 | Tulip Memory Systems, Inc. | Magnetic recording medium having a ceramic substrate, an underlayer having a dense fibrous zone T structure, and a magnetic layer |
US6236542B1 (en) | 1994-01-21 | 2001-05-22 | International Business Machines Corporation | Substrate independent superpolishing process and slurry |
US5468324A (en) | 1994-03-08 | 1995-11-21 | Hong; Gilbert H. | Spin-on and peel polymer film method of data recording duplication and micro-structure fabrication |
US5633106A (en) * | 1994-04-08 | 1997-05-27 | Mitsui Toatsu Chemicals, Inc. | Optical recording media and a method of recording and reproducing information |
JP2799544B2 (en) | 1994-04-28 | 1998-09-17 | 株式会社オハラ | Crystallized glass for information recording disks |
DE4420024C2 (en) | 1994-06-09 | 1996-05-30 | Heraeus Quarzglas | Semi-finished product in the form of a composite body for an electronic or opto-electronic semiconductor component |
JPH0817155A (en) | 1994-06-30 | 1996-01-19 | Sony Corp | Magnetic disc |
US5589206A (en) * | 1994-07-22 | 1996-12-31 | Polyshot Corporation | Compact disc injection molding apparatus |
US5538774A (en) | 1994-07-29 | 1996-07-23 | Minnesota Mining And Manufacturing Company | Internally damped rotatable storage article |
US5494782A (en) | 1994-07-29 | 1996-02-27 | Sony Corporation | Direct to stamper/mother optical disk mastering |
US5480695A (en) | 1994-08-10 | 1996-01-02 | Tenhover; Michael A. | Ceramic substrates and magnetic data storage components prepared therefrom |
FR2724042B1 (en) * | 1994-08-30 | 1997-01-03 | Thomson Csf | OPTICAL WRITE / READ SYSTEM OF A RECORDING MEDIUM AND APPLICATION TO A RECORDING DISC |
US5489774A (en) | 1994-09-20 | 1996-02-06 | The Board Of Trustees Of The Leland Stanford University | Combined atomic force and near field scanning optical microscope with photosensitive cantilever |
US5493454A (en) | 1994-10-04 | 1996-02-20 | Quantum Corporation | Write precompensation optimization in a PRML channel using a selected PRML signal level |
JP3503767B2 (en) | 1994-10-21 | 2004-03-08 | 日本ビクター株式会社 | Optical recording medium |
JP2736869B2 (en) | 1994-11-16 | 1998-04-02 | 株式会社オハラ | Method of manufacturing magnetic disk substrate |
US5510164A (en) | 1994-12-16 | 1996-04-23 | International Business Machines Corporation | Single-sided ablative worm optical disk with multilayer protective coating |
KR960030149A (en) * | 1995-01-28 | 1996-08-17 | 김광호 | Organic optical recording media |
US5609990A (en) * | 1995-02-08 | 1997-03-11 | Imation Corp. | Optical recording disk having a sealcoat layer |
US5626886A (en) | 1995-02-21 | 1997-05-06 | Dai-Ichi Seiko Co., Ltd. | Transfer molding machine for encapsulation of semiconductor devices |
US5688574A (en) | 1995-03-14 | 1997-11-18 | Hitachi Maxell, Ltd. | Optical recording medium |
US5871654A (en) | 1995-03-30 | 1999-02-16 | Ag Technology Co., Ltd. | Method for producing a glass substrate for a magnetic disk |
JPH08306069A (en) * | 1995-05-11 | 1996-11-22 | Seiko Epson Corp | Optical disk and its production |
US5537034A (en) | 1995-05-19 | 1996-07-16 | Quantum Corporation | Method for mapping thermal asperities of a magnetic recording surface in data storage device |
US5820769A (en) | 1995-05-24 | 1998-10-13 | Regents Of The University Of Minnesota | Method for making magnetic storage having discrete elements with quantized magnetic moments |
US5986045A (en) | 1995-06-26 | 1999-11-16 | Alliedsignal Inc. | Poly(arylene ether) compositions and the method for their manufacture |
US5726108A (en) | 1995-07-24 | 1998-03-10 | Yamamura Glass Co., Ltd. | Glass-ceramic magnetic disk substrate |
US5804017A (en) | 1995-07-27 | 1998-09-08 | Imation Corp. | Method and apparatus for making an optical information record |
US5723033A (en) | 1995-09-06 | 1998-03-03 | Akashic Memories Corporation | Discrete track media produced by underlayer laser ablation |
US5772905A (en) | 1995-11-15 | 1998-06-30 | Regents Of The University Of Minnesota | Nanoimprint lithography |
US6309580B1 (en) | 1995-11-15 | 2001-10-30 | Regents Of The University Of Minnesota | Release surfaces, particularly for use in nanoimprint lithography |
US5967030A (en) | 1995-11-17 | 1999-10-19 | Micron Technology, Inc. | Global planarization method and apparatus |
US5591501A (en) * | 1995-12-20 | 1997-01-07 | Energy Conversion Devices, Inc. | Optical recording medium having a plurality of discrete phase change data recording points |
US5691256A (en) | 1995-12-28 | 1997-11-25 | Yamamura Glass Co., Ltd. | Glass composition for magnetic disk substrates and magnetic disk substrate |
GB9601289D0 (en) | 1996-01-23 | 1996-03-27 | Nimbus Manufacturing Uk Limite | Manufacture of optical data storage disc |
US5669995A (en) | 1996-01-29 | 1997-09-23 | Hong; Gilbert H. | Method for writing and reading data on a multi-layer recordable interferometric optical disc and method for fabricating such |
TW366331B (en) | 1996-02-02 | 1999-08-11 | Ohara Kk | A glass-ceramic substrate for a magnetic disk |
US5855746A (en) | 1996-02-28 | 1999-01-05 | Western Digital Corporation | Buffered nitrogenated carbon overcoat for data recording disks and method for manufacturing the same |
US5807498A (en) | 1996-03-29 | 1998-09-15 | Alliant Techsystems Inc. | Process and materials for aligning liquid crystals and liquid crystal optical elements |
US5729393A (en) | 1996-04-03 | 1998-03-17 | Digital Papyrus Corporation | Optical flying head with solid immersion lens having raised central surface facing medium |
DE19616679C1 (en) | 1996-04-26 | 1997-05-07 | Schott Glaswerke | Chemically toughened alumino-silicate glass production |
JPH09306034A (en) | 1996-05-20 | 1997-11-28 | Sony Corp | Optical recording medium |
US5772906A (en) * | 1996-05-30 | 1998-06-30 | Lam Research Corporation | Mechanism for uniform etching by minimizing effects of etch rate loading |
US5948495A (en) | 1996-07-01 | 1999-09-07 | Alyn Corporation | Ceramic-metal matrix composites for magnetic disk substrates for hard disk drives |
DE69732112T2 (en) | 1996-07-01 | 2005-12-08 | Dyson US Holdings, Inc., Wilmington | Magnetic disk substrates formed from ceramic-metal matrix composites with or without metal coating |
US6144525A (en) | 1996-07-16 | 2000-11-07 | Chang; Hao-Jan | High density recording medium having a non-magnetic, metallic layer on a flexible substrate |
JP3211683B2 (en) | 1996-07-18 | 2001-09-25 | 株式会社日立製作所 | Glass substrate for information recording disk |
TW342495B (en) | 1996-07-22 | 1998-10-11 | Matsushita Electric Ind Co Ltd | Master information carrier, method of producing the same, and method for recording master information signal on magnetic recording medium |
US5800895A (en) | 1996-08-09 | 1998-09-01 | Vygovsky; Eugene V. | Beryllium memory disk substrate for computer hard disk drive and process for making |
US5689480A (en) | 1996-08-13 | 1997-11-18 | The Board Of Trustees Of The Leland Stanford Junior University | Magneto-optic recording system employing near field optics |
WO1998008217A1 (en) | 1996-08-23 | 1998-02-26 | Sony Corporation | Disc medium substrate and disc device |
US6214429B1 (en) | 1996-09-04 | 2001-04-10 | Hoya Corporation | Disc substrates for information recording discs and magnetic discs |
JPH1079122A (en) | 1996-09-04 | 1998-03-24 | Hoya Corp | Method for selecting material suitable for substrate of information recording medium, material selected by using the method, and substrate and magnetic disk using the material |
US5910940A (en) * | 1996-10-08 | 1999-06-08 | Polaroid Corporation | Storage medium having a layer of micro-optical lenses each lens generating an evanescent field |
US5789756A (en) | 1996-10-24 | 1998-08-04 | Guzik Technical Enterprises | Apparatus for measuring the flying height and orientation of a magnetic head relative to transparent medium based on frustrated total internal reflection |
US6328920B1 (en) * | 1996-11-27 | 2001-12-11 | Honda Engineering North America, Inc. | Molding process for forming complex shapes |
JPH10162483A (en) * | 1996-11-29 | 1998-06-19 | Sony Corp | Recording/reproducing method and recording/reproducing device |
US5859833A (en) | 1997-09-02 | 1999-01-12 | General Electric Company | Optical disk grade copolyestercarbonates derived from hydroxyphenylindanols |
JP3410342B2 (en) | 1997-01-31 | 2003-05-26 | 東京エレクトロン株式会社 | Coating device |
JPH10247318A (en) | 1997-03-05 | 1998-09-14 | Mitsubishi Chem Corp | Magnetic disk and its production |
US5879578A (en) | 1997-03-12 | 1999-03-09 | International Business Machines Corporation | Etched/lubricated swage balls for use in DASD suspension-arm attachment |
CA2256433A1 (en) * | 1997-03-21 | 1998-10-01 | Toray Industries Inc. | Aromatic polyamide film and magnetic recording medium made by using the same |
US6027801A (en) | 1997-04-04 | 2000-02-22 | Hitachi Maxell, Ltd. | Magnetic recording medium |
US6127017A (en) | 1997-04-30 | 2000-10-03 | Hitachi Maxell, Ltd. | Substrate for information recording disk, mold and stamper for injection molding substrate, and method for making stamper, and information recording disk |
US6335843B2 (en) * | 1997-05-23 | 2002-01-01 | Sony Corporation | Recording medium driving device |
EP0988116A4 (en) | 1997-06-16 | 2006-06-14 | Massachusetts Inst Technology | High efficiency photoresist coating |
US5911943A (en) * | 1997-07-07 | 1999-06-15 | Minghetti; Ettore | Method of thermoforming a sheet material |
US6030681A (en) | 1997-07-10 | 2000-02-29 | Raychem Corporation | Magnetic disk comprising a substrate with a cermet layer on a porcelain |
US6055140A (en) * | 1997-07-25 | 2000-04-25 | Seagate Technology, Inc. | Rigid disc plastic substrate with high stiffness insert |
US5871514A (en) * | 1997-08-01 | 1999-02-16 | Medtronic, Inc. | Attachment apparatus for an implantable medical device employing ultrasonic energy |
US5902172A (en) | 1997-08-22 | 1999-05-11 | Showa Aluminum Corporation | Method of polishing memory disk substrate |
DE69807816T2 (en) | 1997-11-07 | 2003-05-28 | Rohm & Haas | Method and device for molding a plastic plate |
US6156422A (en) | 1997-12-12 | 2000-12-05 | Seagate Technology, Inc. | High density magnetic recording medium with high Hr and low Mrt |
JP3040386B2 (en) * | 1997-12-25 | 2000-05-15 | 日精樹脂工業株式会社 | Injection mold for disk substrate |
US5972461A (en) | 1998-01-06 | 1999-10-26 | Imation Corp. | Rewritable optical data storage disk having enhanced flatness |
US5968627A (en) * | 1998-01-15 | 1999-10-19 | Flextor, Inc. | Metal foil disk for high areal density recording in environments of high mechanical shock |
US6154438A (en) * | 1998-02-06 | 2000-11-28 | Seagate Technology, Inc. | Storage disk having surface variations that vary minimally in height relative to a datum |
US6764734B2 (en) * | 1998-05-19 | 2004-07-20 | Seagate Technology Llc | High modulus and high damping plastic composite disc substrate for improved servo control by injection and co-injection molding |
EP1028424A4 (en) | 1998-08-31 | 2008-06-25 | Sanyo Electric Co | Magneto-optic recording medium |
US6207095B1 (en) | 1998-09-03 | 2001-03-27 | Acushnet Company | Process for manufacturing multi-layered cores |
AU1444800A (en) | 1998-10-09 | 2000-05-01 | Trustees Of Princeton University, The | Microscale patterning and articles formed thereby |
US6146755A (en) * | 1998-10-15 | 2000-11-14 | International Business Machines Corporation | High density magnetic recording medium utilizing selective growth of ferromagnetic material |
US6225240B1 (en) | 1998-11-12 | 2001-05-01 | Advanced Micro Devices, Inc. | Rapid acceleration methods for global planarization of spin-on films |
US7179551B2 (en) * | 1999-02-12 | 2007-02-20 | General Electric Company | Poly(arylene ether) data storage media |
US6544667B1 (en) | 1999-03-11 | 2003-04-08 | Hitachi, Ltd. | Magnetic recording medium, producing method of the same and magnetic recording system |
US6248395B1 (en) | 1999-05-24 | 2001-06-19 | Komag, Inc. | Mechanical texturing of glass and glass-ceramic substrates |
US6232247B1 (en) | 1999-09-01 | 2001-05-15 | Micron Technology, Inc. | Substrate coating apparatus and semiconductor processing method of improving uniformity of liquid deposition |
JP2001266329A (en) | 2000-03-16 | 2001-09-28 | Minolta Co Ltd | Glass substrate for disk medium |
US6878781B2 (en) | 2001-03-27 | 2005-04-12 | General Electric | Poly(arylene ether)-containing thermoset composition in powder form, method for the preparation thereof, and articles derived therefrom |
US6515098B1 (en) * | 2001-07-02 | 2003-02-04 | General Electric Company | Vibration damping monolithic polymers |
-
2000
- 2000-02-11 AU AU28801/00A patent/AU2880100A/en not_active Abandoned
- 2000-02-11 CN CNB008037434A patent/CN100449616C/en not_active Expired - Fee Related
- 2000-02-11 JP JP2000599014A patent/JP2002536778A/en not_active Ceased
- 2000-02-11 EP EP00907277A patent/EP1166264A1/en not_active Withdrawn
- 2000-02-11 BR BR0008208A patent/BR0008208A/en not_active IP Right Cessation
- 2000-02-11 KR KR1020017010138A patent/KR100755089B1/en not_active IP Right Cessation
- 2000-02-11 WO PCT/US2000/003644 patent/WO2000048172A2/en active Application Filing
-
2001
- 2001-05-01 US US09/845,743 patent/US7087290B2/en not_active Expired - Fee Related
- 2001-05-01 US US09/846,890 patent/US6752952B2/en not_active Expired - Lifetime
- 2001-05-01 US US09/846,889 patent/US20020080712A1/en not_active Abandoned
- 2001-05-01 US US09/846,888 patent/US6715200B2/en not_active Expired - Lifetime
- 2001-11-20 US US09/683,114 patent/US20020048691A1/en not_active Abandoned
-
2004
- 2004-01-14 US US10/757,877 patent/US7299535B2/en not_active Expired - Fee Related
-
2005
- 2005-06-13 US US11/151,494 patent/US20050233151A1/en not_active Abandoned
-
2007
- 2007-10-17 US US11/873,782 patent/US20080201937A1/en not_active Abandoned
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9120348B1 (en) | 2009-11-06 | 2015-09-01 | WD Media, LLC | Press system with embossing foil free to expand for nano-imprinting of recording media |
US9149978B1 (en) | 2009-11-06 | 2015-10-06 | WD Media, LLC | Imprinting method with embossing foil free to expand for nano-imprinting of recording media |
Also Published As
Publication number | Publication date |
---|---|
CN100449616C (en) | 2009-01-07 |
US7299535B2 (en) | 2007-11-27 |
EP1166264A1 (en) | 2002-01-02 |
US20040143958A1 (en) | 2004-07-29 |
KR20010102047A (en) | 2001-11-15 |
AU2880100A (en) | 2000-08-29 |
US20050233151A1 (en) | 2005-10-20 |
US6715200B2 (en) | 2004-04-06 |
US20080201937A1 (en) | 2008-08-28 |
US7087290B2 (en) | 2006-08-08 |
US20020025408A1 (en) | 2002-02-28 |
US6752952B2 (en) | 2004-06-22 |
CN1340187A (en) | 2002-03-13 |
KR100755089B1 (en) | 2007-09-03 |
JP2002536778A (en) | 2002-10-29 |
WO2000048172A2 (en) | 2000-08-17 |
US20020080712A1 (en) | 2002-06-27 |
BR0008208A (en) | 2002-02-19 |
US20020020484A1 (en) | 2002-02-21 |
US20020081460A1 (en) | 2002-06-27 |
US20020048691A1 (en) | 2002-04-25 |
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