DE69025276D1 - Optisches Speicher- und Informationsverarbeitungsgerät - Google Patents

Optisches Speicher- und Informationsverarbeitungsgerät

Info

Publication number
DE69025276D1
DE69025276D1 DE69025276T DE69025276T DE69025276D1 DE 69025276 D1 DE69025276 D1 DE 69025276D1 DE 69025276 T DE69025276 T DE 69025276T DE 69025276 T DE69025276 T DE 69025276T DE 69025276 D1 DE69025276 D1 DE 69025276D1
Authority
DE
Germany
Prior art keywords
information processing
processing device
optical storage
optical
storage
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 - Fee Related
Application number
DE69025276T
Other languages
English (en)
Other versions
DE69025276T2 (de
Inventor
Yoshihito Maeda
Isao Ikuta
Masaichi Nagai
Yoshimi Kato
Hisashi Andoh
Nobuyoshi Tsuboi
Hiroyuki Minemura
Tatsuya Sugita
Yoshio Sato
Yutaka Sugita
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE69025276D1 publication Critical patent/DE69025276D1/de
Application granted granted Critical
Publication of DE69025276T2 publication Critical patent/DE69025276T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B7/241—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
    • 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
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/02—Containers; Storing means both adapted to cooperate with the recording or reproducing means
    • G11B23/03—Containers for flat record carriers
    • G11B23/0301—Details
    • G11B23/0313—Container cases
    • 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
DE69025276T 1989-11-29 1990-11-27 Optisches Speicher- und Informationsverarbeitungsgerät Expired - Fee Related DE69025276T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1307715A JPH03168943A (ja) 1989-11-29 1989-11-29 光メモリ及び情報処理装置

Publications (2)

Publication Number Publication Date
DE69025276D1 true DE69025276D1 (de) 1996-03-21
DE69025276T2 DE69025276T2 (de) 1996-07-11

Family

ID=17972372

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69025276T Expired - Fee Related DE69025276T2 (de) 1989-11-29 1990-11-27 Optisches Speicher- und Informationsverarbeitungsgerät

Country Status (7)

Country Link
US (1) US5371730A (de)
EP (1) EP0430162B1 (de)
JP (1) JPH03168943A (de)
KR (1) KR910010522A (de)
AU (1) AU619421B2 (de)
CA (1) CA2030922A1 (de)
DE (1) DE69025276T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0172861B1 (ko) * 1990-08-03 1999-04-15 이헌조 광자기 디스크구조
US5563873A (en) * 1992-11-26 1996-10-08 Matsushita Electric Industrial Co., Ltd. Multilayer optical disk and apparatus
NO301506B1 (no) * 1995-06-23 1997-11-03 Opticom As Fremgangsmåte ved optisk datalagring samt databærende medium
DE69825941T2 (de) 1997-06-10 2005-09-15 Tdk Corp. Plattenkassette
US6311893B1 (en) * 1998-04-09 2001-11-06 Dcard, Inc. Optical data access system with data card reader having a single rotational moving pickup head
US6484940B1 (en) * 1999-05-11 2002-11-26 Digital Castles Data storage card having both linear and annular data regions
JP4239403B2 (ja) * 2000-12-06 2009-03-18 ソニー株式会社 光ディスク
US7058000B2 (en) * 2000-12-08 2006-06-06 Sony Corporation Information recording disc having an anti-reflection layer and information recording/reproducing apparatus
JP2003208733A (ja) * 2001-11-08 2003-07-25 Konica Corp 光記録媒体及び情報の記録読み出し方法
US7173179B2 (en) * 2002-07-16 2007-02-06 The Board Of Trustees Of The University Of Arkansas Solar co-generator
US6980507B2 (en) * 2002-08-30 2005-12-27 Hewlett-Packard Development Company, L.P. Luminescence-phase change based data storage
JP2004355783A (ja) * 2003-05-30 2004-12-16 Sharp Corp 光情報記録媒体とその再生方法
WO2006131011A1 (en) * 2005-06-07 2006-12-14 Abb Research Ltd High-voltage bushing
JP5009639B2 (ja) * 2007-02-09 2012-08-22 株式会社リコー レーザ書換システム

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6034171B2 (ja) * 1977-04-05 1985-08-07 ソニー株式会社 光学記録方式によるビデオデイスク原盤
JPS56137555A (en) * 1980-03-27 1981-10-27 Sony Corp Optical disc cassette and disc driving method
DE3170951D1 (en) * 1980-11-03 1985-07-18 Philips Corp Optical disc cartridge
JPS57189356A (en) * 1981-05-14 1982-11-20 Sony Corp Information recording medium
JPS59198546A (ja) * 1983-04-27 1984-11-10 Nippon Telegr & Teleph Corp <Ntt> 光デイスク用アルミニウム基板およびその製造方法
JPS6079581A (ja) * 1983-10-05 1985-05-07 Dainippon Printing Co Ltd 回転式記録媒体シ−トを内包するカ−ド
JPS6089844A (ja) * 1983-10-24 1985-05-20 Sony Corp 光学デイスク
JPS60243836A (ja) * 1984-05-17 1985-12-03 Matsushita Electric Ind Co Ltd 光学情報担体デイスク
JPS60247836A (ja) * 1984-05-22 1985-12-07 Nippon Gakki Seizo Kk 光学式情報再生装置
EP0183570B1 (de) * 1984-11-30 1989-08-02 Nec Corporation Optisches Aufzeichnungsmedium und optische Platte
NL8503236A (nl) * 1985-11-25 1987-06-16 Philips Nv Informatiemedium, omvattende een informatieschijf.
AU6120086A (en) * 1986-08-15 1988-02-18 Laservideo, Inc. Optical recording medium
US4908817A (en) * 1986-11-14 1990-03-13 Opticord, Inc. Cartridge for optical data discs
JPS63251290A (ja) * 1987-04-08 1988-10-18 Hitachi Ltd 光記録媒体と記録・再生方法及びその応用
JPS6425378A (en) * 1987-07-20 1989-01-27 Nec Corp Optical disc cartridge
JPS6430087A (en) * 1987-07-25 1989-01-31 Sony Corp Flexible optical disk device
JPH01179288A (ja) * 1987-12-29 1989-07-17 Matsushita Electric Ind Co Ltd 光ディスク
JPH01191328A (ja) * 1988-01-25 1989-08-01 Canon Inc カートリツジ及びそれを用いた光学的情報処理装置
US5077726A (en) * 1989-04-05 1991-12-31 Bernoulli Optical Systems Company Optical disc cartridge with a flexible storage medium
CA2017284C (en) * 1989-07-04 1995-10-03 Kazutomi Suzuki Optical recording medium

Also Published As

Publication number Publication date
CA2030922A1 (en) 1991-05-30
AU6707690A (en) 1991-06-06
EP0430162A2 (de) 1991-06-05
EP0430162A3 (en) 1992-08-19
JPH03168943A (ja) 1991-07-22
US5371730A (en) 1994-12-06
AU619421B2 (en) 1992-01-23
KR910010522A (ko) 1991-06-29
DE69025276T2 (de) 1996-07-11
EP0430162B1 (de) 1996-02-07

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee