ATE230513T1 - Verbesserte mit licht lesbare aufzeichnungsplatte - Google Patents

Verbesserte mit licht lesbare aufzeichnungsplatte

Info

Publication number
ATE230513T1
ATE230513T1 AT96306355T AT96306355T ATE230513T1 AT E230513 T1 ATE230513 T1 AT E230513T1 AT 96306355 T AT96306355 T AT 96306355T AT 96306355 T AT96306355 T AT 96306355T AT E230513 T1 ATE230513 T1 AT E230513T1
Authority
AT
Austria
Prior art keywords
pits
lands
improved light
bumps
readable recording
Prior art date
Application number
AT96306355T
Other languages
English (en)
Inventor
Charles M J Mecca
Original Assignee
Wea Mfg Inc
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 Wea Mfg Inc filed Critical Wea Mfg Inc
Application granted granted Critical
Publication of ATE230513T1 publication Critical patent/ATE230513T1/de

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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—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
    • G11B7/258—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 reflective layers
    • G11B7/2585—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 reflective layers based on aluminium
    • 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
    • G11B7/24—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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—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
    • 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
    • G11B7/2533—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 comprising resins
    • G11B7/2534—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 comprising resins polycarbonates [PC]
    • 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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—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
    • G11B7/254—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 protective topcoat layers
    • G11B7/2542—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 protective topcoat layers consisting essentially of organic resins
    • 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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—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
    • G11B7/258—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 reflective layers
    • G11B7/259—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 reflective layers based on silver
    • 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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—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
    • G11B7/258—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 reflective layers
    • G11B7/2595—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 reflective layers based on gold

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Holo Graphy (AREA)
AT96306355T 1995-09-12 1996-09-02 Verbesserte mit licht lesbare aufzeichnungsplatte ATE230513T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/527,158 US5995481A (en) 1995-09-12 1995-09-12 Light-readable recording disc utilizing half-wavelength pits or bumps and system for reading such discs

Publications (1)

Publication Number Publication Date
ATE230513T1 true ATE230513T1 (de) 2003-01-15

Family

ID=24100337

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96306355T ATE230513T1 (de) 1995-09-12 1996-09-02 Verbesserte mit licht lesbare aufzeichnungsplatte

Country Status (7)

Country Link
US (1) US5995481A (de)
EP (1) EP0764946B1 (de)
JP (1) JP3929528B2 (de)
AT (1) ATE230513T1 (de)
AU (1) AU729555B2 (de)
DE (1) DE69625559T2 (de)
SG (1) SG42436A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6826143B1 (en) 2000-01-14 2004-11-30 Lucent Technologies Inc. Multi-dimensional optical disk
US20030156532A1 (en) * 2000-05-01 2003-08-21 Wea Manufacturing Inc. Interference of converging spherical waves with application to the design of light-readable information recording media and systems for reading such media
EP1290683A2 (de) * 2000-05-01 2003-03-12 Wea Manufacturing Inc. Interferenz von konvergierenden kugelwellen mit anwendung zum entwurf eines optisch lesbaren informationsaufzeichnungsmediums und system zum lesen eines solchen mediums
US7978583B2 (en) * 2005-05-24 2011-07-12 Cinram International Inc. Apparatus and method for forming reflective layer of optical disc
US20060274617A1 (en) * 2005-06-03 2006-12-07 Musto James J Techniques for forming burst cutting area mark
US20070090006A1 (en) * 2005-10-26 2007-04-26 Jeffery Kelsch Spindle sleeve
US7986611B1 (en) 2007-03-22 2011-07-26 Cinram International Inc. High-density optical recording media and method for making same
US7684309B2 (en) * 2005-11-03 2010-03-23 Cinram International Inc. Multi-purpose high-density optical disc
US8675464B2 (en) 2005-11-03 2014-03-18 Cinram Group, Inc. Dual sided optical storage media and method for making same
US7910191B1 (en) 2006-03-09 2011-03-22 Cinram International Inc. Method for forming light-transmitting cover layer for optical recording medium
US20110096655A1 (en) * 2006-03-09 2011-04-28 Cinram International Inc. Forming light-transmitting cover layer for recording medium
US20080223743A1 (en) * 2007-03-12 2008-09-18 Gary Lenkeit Ecofriendly package for CDs and DVDs
US7946015B1 (en) 2007-11-07 2011-05-24 Cinram International Inc. Method and apparatus for separating dummy disc from multi-layer substrate for optical storage medium
US20090127142A1 (en) * 2007-11-15 2009-05-21 Jeff Rothstein Optical disc enclosure incorporating fragrance atomizer
US8739299B1 (en) 2009-12-24 2014-05-27 Cinram Group, Inc. Content unlocking
US8369196B1 (en) 2010-05-04 2013-02-05 Cinram International Inc. BCA recording on optical recording medium
US8526282B1 (en) 2010-07-07 2013-09-03 Cinram Group, Inc. Method for replicating media using unique identifiers

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3430966A (en) * 1967-04-03 1969-03-04 Gauss Electrophysics Inc Transparent recording disc
US4819223A (en) * 1968-06-06 1989-04-04 Discovision Associates Video record disc
US4893297A (en) * 1968-06-06 1990-01-09 Discovision Associates Disc-shaped member
US3687664A (en) * 1968-07-24 1972-08-29 Gauss Electrophysics Inc Duplicating process for video disc records
DE2031515C3 (de) * 1970-06-25 1982-04-15 Siemens AG, 1000 Berlin und 8000 München Verfahren zum Auslesen von Informationen
US4041530A (en) * 1971-03-04 1977-08-09 U.S. Philips Corporation Video disc with phase structure
US3999009A (en) * 1971-03-11 1976-12-21 U.S. Philips Corporation Apparatus for playing a transparent optically encoded multilayer information carrying disc
US3855426A (en) * 1971-03-11 1974-12-17 Philips Corp Video disc recording and optical playback system therefor
NL172202C (nl) * 1971-03-11 1983-07-18 Philips Nv Inrichting voor het uitlezen van een plaatvormige informatiedrager bevattende in optische vorm gecodeerde beeld- en/of geluidssignalen.
FR2197495A5 (de) * 1972-08-25 1974-03-22 Thomson Csf
US5182743A (en) * 1972-08-25 1993-01-26 Thomson-Csf Optical disk arrangement with diffractive tracks allowing positional control
US5175725A (en) * 1972-08-25 1992-12-29 Thomson-Csf Optical disk arrangement with closed contours whose entire extent represents information
NL161284C (nl) * 1972-09-02 1980-01-15 Philips Nv Weergavestelsel voor een optisch uitleesbare informatie- structuur, alsmede registratiedrager voor gebruik daarin.
NL7212044A (de) * 1972-09-05 1974-03-07
NL7402012A (nl) * 1974-02-14 1975-08-18 Philips Nv Registratiedrager waarop informatie is aange- bracht in een optisch uitleesbare struktuur.
US4161752A (en) * 1977-06-28 1979-07-17 International Business Machines Corporation High density video disk having two pit depths
US5084852A (en) * 1980-07-16 1992-01-28 Discovision Associates System for recording digital information in a pulse-length modulation format
US5253244A (en) * 1980-07-16 1993-10-12 Discovision Associates System for recording digital information in a pulse-length modulation format
US5003526A (en) * 1980-07-16 1991-03-26 Discovision Associates System for recording digital information in a pulse-length modulation format
JPS60117430A (ja) * 1983-11-29 1985-06-24 Toshiba Corp 光ディスク
JPS60157740A (ja) * 1984-01-27 1985-08-19 Ricoh Co Ltd 光デイスク
JPS62246784A (ja) * 1986-04-21 1987-10-27 Canon Inc 光記録媒体
US5144552A (en) * 1986-07-25 1992-09-01 Ricoh Company, Ltd. Optical information storage medium having grooves and pits with specific depths, respectively
JPS648514A (en) * 1987-07-01 1989-01-12 Canon Kk Method and device for reproducing optical information and optical information recording medium
FR2663146A1 (fr) * 1990-06-12 1991-12-13 Thomson Csf Stockage optique d'informations en strates superposees.
US5255262A (en) * 1991-06-04 1993-10-19 International Business Machines Corporation Multiple data surface optical data storage system with transmissive data surfaces
JPH0729214A (ja) * 1993-07-13 1995-01-31 Nippon Columbia Co Ltd 記録スポット径の評価用ディスク
FR2710443B1 (fr) * 1993-09-22 1995-11-10 Digipress Sa Procédé d'enregistrement d'informations sur un disque optique et de lecture de celles-ci, support d'enregistrement et agencement de lecture pour la mise en Óoeuvre du procédé.

Also Published As

Publication number Publication date
JPH09120583A (ja) 1997-05-06
EP0764946A1 (de) 1997-03-26
JP3929528B2 (ja) 2007-06-13
EP0764946B1 (de) 2003-01-02
US5995481A (en) 1999-11-30
DE69625559T2 (de) 2003-09-18
AU6558596A (en) 1997-03-20
DE69625559D1 (de) 2003-02-06
AU729555B2 (en) 2001-02-01
SG42436A1 (en) 1997-08-15

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Legal Events

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