DE69625299T2 - Mehrschichtige optische Platte - Google Patents

Mehrschichtige optische Platte

Info

Publication number
DE69625299T2
DE69625299T2 DE69625299T DE69625299T DE69625299T2 DE 69625299 T2 DE69625299 T2 DE 69625299T2 DE 69625299 T DE69625299 T DE 69625299T DE 69625299 T DE69625299 T DE 69625299T DE 69625299 T2 DE69625299 T2 DE 69625299T2
Authority
DE
Germany
Prior art keywords
optical disc
layer optical
layer
disc
optical
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69625299T
Other languages
English (en)
Other versions
DE69625299D1 (de
Inventor
Masahiko Kaneko
Katsuhisa Aratani
Ariyoshi Nakaoki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69625299D1 publication Critical patent/DE69625299D1/de
Publication of DE69625299T2 publication Critical patent/DE69625299T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G11B7/2403—Layers; Shape, structure or physical properties thereof
    • 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
    • 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
    • G11B7/256—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 layers improving adhesion between layers
    • 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
DE69625299T 1995-08-31 1996-08-30 Mehrschichtige optische Platte Expired - Lifetime DE69625299T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP22434195 1995-08-31

Publications (2)

Publication Number Publication Date
DE69625299D1 DE69625299D1 (de) 2003-01-23
DE69625299T2 true DE69625299T2 (de) 2003-09-04

Family

ID=16812245

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69625299T Expired - Lifetime DE69625299T2 (de) 1995-08-31 1996-08-30 Mehrschichtige optische Platte

Country Status (8)

Country Link
US (1) US5761187A (de)
EP (1) EP0762408B1 (de)
KR (1) KR100437439B1 (de)
CN (1) CN1087466C (de)
DE (1) DE69625299T2 (de)
MY (1) MY113615A (de)
SG (1) SG40887A1 (de)
TW (1) TW470951B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3434419B2 (ja) * 1996-08-09 2003-08-11 パイオニア株式会社 記録媒体とその読み出し装置
JP3867347B2 (ja) * 1997-06-20 2007-01-10 ソニー株式会社 多層光ディスク
WO2002027716A1 (fr) * 2000-09-29 2002-04-04 Matsushita Electric Industrial Co., Ltd. Support d'enregistrement d'informations et dispositif d'enregistrement/lecture d'informations
US6475588B1 (en) * 2001-08-07 2002-11-05 General Electric Company Colored digital versatile disks
US9117149B2 (en) 2011-10-07 2015-08-25 Industrial Technology Research Institute Optical registration carrier

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7803069A (nl) * 1978-03-22 1979-09-25 Philips Nv Meerlaags informatieschijf.
CN1008845B (zh) * 1984-12-05 1990-07-18 富士通株式会社 光学信息记录介质及信息的记录与擦抹的方法
DE69020393T2 (de) * 1989-03-20 1995-12-21 Tosoh Corp Magnetooptischer Aufzeichnungsträger und Verfahren zu seiner Herstellung.
TW218427B (de) * 1991-06-04 1994-01-01 Ibm
US5202875A (en) * 1991-06-04 1993-04-13 International Business Machines Corporation Multiple data surface optical data storage system
US5255262A (en) * 1991-06-04 1993-10-19 International Business Machines Corporation Multiple data surface optical data storage system with transmissive data surfaces
JPH056590A (ja) * 1991-06-28 1993-01-14 Toshiba Corp 光磁気記録装置
JP2822288B2 (ja) * 1992-02-21 1998-11-11 日本コロムビア株式会社 追記型光ディスク媒体
US5251198A (en) * 1992-05-29 1993-10-05 Strickler James H Reading device for multi-layered optical information carrier
US5563873A (en) * 1992-11-26 1996-10-08 Matsushita Electric Industrial Co., Ltd. Multilayer optical disk and apparatus
US5373499A (en) * 1993-07-22 1994-12-13 International Business Machines Corporation Multilayer optical disk and system having multiple optical paths include identical total disk substrate thickness
TW259865B (de) * 1993-12-15 1995-10-11 Ibm
JP3558306B2 (ja) * 1994-07-26 2004-08-25 パイオニア株式会社 多層記録ディスク及びこれを用いた記録／再生システム
US5540966A (en) * 1994-08-05 1996-07-30 Minnesota Mining And Manufacturing Company Dual layer optical medium having partially reflecting thin film layer
US5526338A (en) * 1995-03-10 1996-06-11 Yeda Research & Development Co. Ltd. Method and apparatus for storage and retrieval with multilayer optical disks

Also Published As

Publication number Publication date
EP0762408B1 (de) 2002-12-11
SG40887A1 (en) 1997-06-14
KR970012411A (ko) 1997-03-29
CN1087466C (zh) 2002-07-10
DE69625299D1 (de) 2003-01-23
US5761187A (en) 1998-06-02
KR100437439B1 (ko) 2004-08-09
TW470951B (en) 2002-01-01
CN1152169A (zh) 1997-06-18
EP0762408A1 (de) 1997-03-12
MY113615A (en) 2002-04-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition