NL7907180A - Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare informatiestruktuur, alsmede inrichting voor het uitlezen daarvan. - Google Patents

Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare informatiestruktuur, alsmede inrichting voor het uitlezen daarvan. Download PDF

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Publication number
NL7907180A
NL7907180A NL7907180A NL7907180A NL7907180A NL 7907180 A NL7907180 A NL 7907180A NL 7907180 A NL7907180 A NL 7907180A NL 7907180 A NL7907180 A NL 7907180A NL 7907180 A NL7907180 A NL 7907180A
Authority
NL
Netherlands
Prior art keywords
information
record carrier
track
read
areas
Prior art date
Application number
NL7907180A
Other languages
English (en)
Dutch (nl)
Original Assignee
Philips Nv
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Nv filed Critical Philips Nv
Priority to NL7907180A priority Critical patent/NL7907180A/nl
Priority to US06/102,174 priority patent/US4310916A/en
Priority to ZA00805546A priority patent/ZA805546B/xx
Priority to DE8080200849T priority patent/DE3071599D1/de
Priority to EP80200849A priority patent/EP0026517B1/fr
Priority to AT0476680A priority patent/AT371273B/de
Priority to DK403880A priority patent/DK403880A/da
Priority to NZ195037A priority patent/NZ195037A/xx
Priority to CA000361446A priority patent/CA1150411A/fr
Priority to AU62707/80A priority patent/AU534699B2/en
Priority to ES495331A priority patent/ES8105877A1/es
Priority to JP13508680A priority patent/JPS5658144A/ja
Priority to ES498069A priority patent/ES8200961A1/es
Publication of NL7907180A publication Critical patent/NL7907180A/nl

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—Reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24073—Tracks
    • G11B7/24076—Cross sectional shape in the radial direction of a disc, e.g. asymmetrical cross sectional shape

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
NL7907180A 1979-09-27 1979-09-27 Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare informatiestruktuur, alsmede inrichting voor het uitlezen daarvan. NL7907180A (nl)

Priority Applications (13)

Application Number Priority Date Filing Date Title
NL7907180A NL7907180A (nl) 1979-09-27 1979-09-27 Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare informatiestruktuur, alsmede inrichting voor het uitlezen daarvan.
US06/102,174 US4310916A (en) 1979-09-27 1979-12-10 Optical record carrier and apparatus for reading it
ZA00805546A ZA805546B (en) 1979-09-27 1980-09-08 Record carrier containing information in an optically readable information structure, as well as apparatus for reading said carrier
DE8080200849T DE3071599D1 (en) 1979-09-27 1980-09-11 Record carrier containing information in an optically readable information structure, as well as apparatus for reading said carrier
EP80200849A EP0026517B1 (fr) 1979-09-27 1980-09-11 Support d'enregistrement comportant de l'information sous forme de structure optiquement lisible ainsi qu'appareil pour lire ce support
AT0476680A AT371273B (de) 1979-09-27 1980-09-24 Aufzeichnungstraeger, in dem information in einer optisch kontaktlos auslesbaren informations- struktur aufgezeichnet ist, sowie vorrichtung zum auslesen eines derartigen aufzeichnungstraegers
DK403880A DK403880A (da) 1979-09-27 1980-09-24 Registreringsbaerer med information i form af en optisk aflaeselig informationsstruktur og apparat til aflaesning af denne registreringsbaerer
NZ195037A NZ195037A (en) 1979-09-27 1980-09-24 Optically readable record: adjacent tracks on different slopes
CA000361446A CA1150411A (fr) 1979-09-27 1980-09-25 Support d'enregistrement a pistes de pentes differentes
AU62707/80A AU534699B2 (en) 1979-09-27 1980-09-25 Optically readable record carrier and reader
ES495331A ES8105877A1 (es) 1979-09-27 1980-09-25 Un portador de registro que contiene informacion en una es- tructura de informacion legible opticamente sin contacto
JP13508680A JPS5658144A (en) 1979-09-27 1980-09-27 Record carrier and reader therefor
ES498069A ES8200961A1 (es) 1979-09-27 1980-12-23 Un aparato para leer un portador de registro que contiene informacion en una estructura de informacion legible optica-mente sin contacto

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7907180A NL7907180A (nl) 1979-09-27 1979-09-27 Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare informatiestruktuur, alsmede inrichting voor het uitlezen daarvan.
NL7907180 1979-09-27

Publications (1)

Publication Number Publication Date
NL7907180A true NL7907180A (nl) 1981-03-31

Family

ID=19833922

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7907180A NL7907180A (nl) 1979-09-27 1979-09-27 Registratiedrager waarin informatie is aangebracht in een optisch uitleesbare informatiestruktuur, alsmede inrichting voor het uitlezen daarvan.

Country Status (12)

Country Link
US (1) US4310916A (fr)
EP (1) EP0026517B1 (fr)
JP (1) JPS5658144A (fr)
AT (1) AT371273B (fr)
AU (1) AU534699B2 (fr)
CA (1) CA1150411A (fr)
DE (1) DE3071599D1 (fr)
DK (1) DK403880A (fr)
ES (2) ES8105877A1 (fr)
NL (1) NL7907180A (fr)
NZ (1) NZ195037A (fr)
ZA (1) ZA805546B (fr)

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FR2481501B1 (fr) * 1980-04-25 1985-09-13 Philips Nv Porteur d'enregistrement comportant une structure d'information lisible par voie optique et dispositif pour la lecture d'un tel porteur d'enregistrement
JPS57105828A (en) * 1980-12-19 1982-07-01 Matsushita Electric Ind Co Ltd Optical disk recording and reproducing system
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JPS59185037A (ja) * 1983-04-05 1984-10-20 Matsushita Electric Ind Co Ltd 高密度情報記録再生装置
GB8309447D0 (en) * 1983-04-07 1983-05-11 Combined Tech Corp Plc Optical data storage
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JPS60234232A (ja) * 1984-05-07 1985-11-20 Matsushita Electric Ind Co Ltd 光デイスクおよびそのトラツキング方法
US4674070A (en) * 1984-08-11 1987-06-16 Victor Company Of Japan, Ltd. Optical type disc with V-shaped groove and optical type reproducing apparatus therefor
US4712204A (en) * 1984-08-31 1987-12-08 Matsushita Electric Industrial Co., Ltd. Optical disk and method for reproducing reference signal therefrom
US4858218A (en) * 1984-09-12 1989-08-15 Nikon Corporation Optical recording medium and reproducing apparatus
US4706235A (en) * 1985-01-25 1987-11-10 Storage Technology Partners 11 Differential track recording
JPS62271237A (ja) * 1986-05-20 1987-11-25 Matsushita Electric Ind Co Ltd 光学的再生方法
US4870631A (en) * 1986-05-30 1989-09-26 Finial Technology, Inc. Optical turntable system with reflected spot position detection
EP0261608A3 (en) * 1986-09-20 1990-05-30 Csk Corporation Optical recording medium
US5214635A (en) * 1987-02-27 1993-05-25 Matsushita Electric Industrial Co., Ltd. Erasable optical disk and optical information recording/reproduction apparatus
DE3840729C2 (de) * 1988-12-02 1997-07-17 Gao Ges Automation Org Mehrschichtiger Aufzeichnungsträger und Verfahren zum Beschriften eines mehrschichtigen Aufzeichnungsträgers
JP2612329B2 (ja) * 1988-12-27 1997-05-21 シャープ株式会社 光メモリ素子並びに光メモリ再生装置
JPH0354740A (ja) * 1989-07-24 1991-03-08 Matsushita Electric Ind Co Ltd 光学情報記録部材および光学情報記録再生装置
CA2047606C (fr) * 1990-07-24 1996-08-13 Michiyoshi Nagashima Methode et appareil de lecture de disques optiques
JP3002318B2 (ja) * 1992-01-20 2000-01-24 パイオニア株式会社 光ディスク及び光ディスク再生装置
JP3067873B2 (ja) * 1992-01-20 2000-07-24 パイオニア株式会社 光ディスク及び光ディスク再生装置
US5917788A (en) * 1997-03-10 1999-06-29 Seagate Technology, Inc. Lens for optical data storage system
US6101155A (en) * 1997-08-14 2000-08-08 Seagate Technology, Inc. Lens for optical data storage system
US6327241B1 (en) 1997-04-08 2001-12-04 Seagate Technology Llc Optical data storage system with lens mount
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US5930434A (en) * 1997-05-15 1999-07-27 Seagate Technology,. Inc. Optical disc data storage system using optical waveguide
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US6445447B1 (en) 1997-10-27 2002-09-03 Seagate Technology Llc Near field optical certifying head for disc asperity mapping
US6023378A (en) * 1998-01-20 2000-02-08 Seagate Technology, Inc. Optical data storage system with improved head lens assembly
US6688743B1 (en) 1998-02-17 2004-02-10 Seagate Technology Method and apparatus to determine fly height of a recording head
US6084846A (en) * 1998-06-03 2000-07-04 Seagate Technology, Inc. Liquid immersion lens for optical data storage
EP1467358B1 (fr) * 1998-08-05 2008-05-07 Seiko Instruments Inc. Support d'enregistrement, dispositif d'enregistrement d'informations et dispositif de reproduction d'informations
US6549511B1 (en) * 1999-02-24 2003-04-15 Hewlett Packard Development Company, L.P. Optical disk medium having features for radial tilt detection and apparatus for measuring radial tilt
WO2003050802A2 (fr) * 2001-12-12 2003-06-19 Koninklijke Philips Electronics N.V. Enregistrement de donnees supplementaires sur un disque optique
US7016292B1 (en) * 2003-03-21 2006-03-21 The United States Of America As Represented By The Secretary Of The Army Geometry for optical data storage
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Also Published As

Publication number Publication date
ES498069A0 (es) 1981-11-16
ES495331A0 (es) 1981-06-01
ES8200961A1 (es) 1981-11-16
ATA476680A (de) 1982-10-15
NZ195037A (en) 1983-11-18
CA1150411A (fr) 1983-07-19
EP0026517A1 (fr) 1981-04-08
AU534699B2 (en) 1984-02-09
EP0026517B1 (fr) 1986-05-14
ZA805546B (en) 1982-04-28
DE3071599D1 (en) 1986-06-19
JPS5658144A (en) 1981-05-21
ES8105877A1 (es) 1981-06-01
DK403880A (da) 1981-03-28
JPH0255850B2 (fr) 1990-11-28
US4310916A (en) 1982-01-12
AU6270780A (en) 1981-04-09
AT371273B (de) 1983-06-10

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