DE69322443D1 - Optisches Informationsaufzeichnungsmedium - Google Patents

Optisches Informationsaufzeichnungsmedium

Info

Publication number
DE69322443D1
DE69322443D1 DE69322443T DE69322443T DE69322443D1 DE 69322443 D1 DE69322443 D1 DE 69322443D1 DE 69322443 T DE69322443 T DE 69322443T DE 69322443 T DE69322443 T DE 69322443T DE 69322443 D1 DE69322443 D1 DE 69322443D1
Authority
DE
Germany
Prior art keywords
recording medium
information recording
optical information
optical
medium
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
DE69322443T
Other languages
English (en)
Other versions
DE69322443T2 (de
Inventor
Ken Ichi Nagata
Eiji Ohno
Nobuo Akahira
Ken Ichi Nishiuchi
Noboru Yamada
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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
Priority claimed from JP4157728A external-priority patent/JP2962052B2/ja
Priority claimed from JP4157732A external-priority patent/JP2848130B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69322443D1 publication Critical patent/DE69322443D1/de
Application granted granted Critical
Publication of DE69322443T2 publication Critical patent/DE69322443T2/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
    • 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
    • G11B7/0051—Reproducing involving phase depth effects
DE69322443T 1992-06-17 1993-06-16 Optisches Informationsaufzeichnungsmedium Expired - Fee Related DE69322443T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4157728A JP2962052B2 (ja) 1992-06-17 1992-06-17 光学情報記録媒体
JP4157732A JP2848130B2 (ja) 1992-06-17 1992-06-17 光学的情報記録媒体

Publications (2)

Publication Number Publication Date
DE69322443D1 true DE69322443D1 (de) 1999-01-21
DE69322443T2 DE69322443T2 (de) 1999-08-05

Family

ID=26485079

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69322443T Expired - Fee Related DE69322443T2 (de) 1992-06-17 1993-06-16 Optisches Informationsaufzeichnungsmedium

Country Status (3)

Country Link
US (1) US5410534A (de)
EP (1) EP0578015B1 (de)
DE (1) DE69322443T2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5563873A (en) * 1992-11-26 1996-10-08 Matsushita Electric Industrial Co., Ltd. Multilayer optical disk and apparatus
JP3333613B2 (ja) * 1993-12-07 2002-10-15 株式会社日立製作所 光情報記録媒体並びに光情報記録再生方法及び光情報記録再生装置
US5581539A (en) * 1994-08-12 1996-12-03 Mitsubishi Chemical Corporation Optical recording medium
JP3068416B2 (ja) * 1994-08-26 2000-07-24 日本電気株式会社 情報記録媒体
JPH08147761A (ja) * 1994-11-21 1996-06-07 Nikon Corp 情報記録媒体
DE19655251B4 (de) * 1995-03-31 2004-04-29 Mitsubishi Chemical Corp. Optisches Aufzeichnungsverfahren und optisches Aufzeichnungsmedium
DE19655191C2 (de) * 1995-03-31 2002-10-31 Mitsubishi Chem Corp Optisches Aufzeichnungsmedium
US5949751A (en) * 1995-09-07 1999-09-07 Pioneer Electronic Corporation Optical recording medium and a method for reproducing information recorded from same
JP3138661B2 (ja) * 1996-10-24 2001-02-26 日本電気株式会社 相変化型光ディスク
ID21023A (id) * 1996-11-25 1999-04-08 Koninkl Philips Electronics Nv Media perekam optik
JP3255051B2 (ja) * 1996-12-05 2002-02-12 三菱化学株式会社 光学的情報記録用媒体
TW452793B (en) 1997-03-27 2001-09-01 Matsushita Electric Ind Co Ltd Recording and reproducing method for optical information recording medium, and optical information recording medium
JPH1166611A (ja) * 1997-08-21 1999-03-09 Tdk Corp 光記録媒体
JPH11203725A (ja) * 1998-01-16 1999-07-30 Nec Corp 相変化光ディスク
JP2000322770A (ja) 1999-05-12 2000-11-24 Matsushita Electric Ind Co Ltd 光学情報記録媒体
TWI233098B (en) * 2000-08-31 2005-05-21 Matsushita Electric Ind Co Ltd Data recoding medium, the manufacturing method thereof, and the record reproducing method thereof
WO2002029787A1 (fr) * 2000-09-29 2002-04-11 Matsushita Electric Industrial Co., Ltd. Support d'enregistrement d'informations optique et procede de lecture de l'enregistrement
JP2004086972A (ja) * 2002-08-26 2004-03-18 Pioneer Electronic Corp 光学式情報記録媒体
JP2004281027A (ja) * 2003-02-24 2004-10-07 Ricoh Co Ltd 光記録媒体及び光情報処理装置
US7525117B2 (en) * 2005-08-09 2009-04-28 Ovonyx, Inc. Chalcogenide devices and materials having reduced germanium or telluruim content
KR101501980B1 (ko) * 2005-12-12 2015-03-18 오보닉스, 아이엔씨. 칼코겐화물 소자 및 감소된 저매늄 또는 텔러륨 함량을 갖는 재료
CN112612373B (zh) * 2020-12-22 2023-04-28 湖北长江新型显示产业创新中心有限公司 一种显示面板和显示装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4216501A (en) * 1977-03-28 1980-08-05 Rca Corporation Optical anti-reflective information record
US4285056A (en) * 1979-10-17 1981-08-18 Rca Corporation Replicable optical recording medium
FR2490858B1 (fr) * 1980-09-25 1986-04-04 Rca Corp Milieu d'enregistrement optique a sensibilite variable et disque contenant de l'information, realise a l'aide d'un tel milieu
JPH0677337B2 (ja) * 1984-07-20 1994-09-28 日本電気株式会社 光デイスク
EP0197256A3 (en) * 1985-02-11 1989-02-22 Arthur M. Gerber System and method for recording digital information
EP0294932B1 (de) * 1987-06-11 1993-10-27 Asahi Kasei Kogyo Kabushiki Kaisha Verfahren zum Aufzeichnen und Löschen von Daten
US5294523A (en) * 1988-08-01 1994-03-15 Matsushita Electric Industrial Co., Ltd. Optical information recording medium
DE68927731T2 (de) * 1988-09-09 1997-07-31 Matsushita Electric Ind Co Ltd Optischer Datenaufzeichnungsträger sowie zugehöriges Aufzeichnungs- und Wiedergabeverfahren
DE68921453T2 (de) * 1988-12-28 1995-07-13 Canon Kk Informationsaufzeichnungsträger.
KR950003182B1 (ko) * 1990-03-14 1995-04-01 마쯔시다덴기산교 가부시기 가이사 광디스크 및 광학정보의 기록방법
JP2652279B2 (ja) * 1991-04-04 1997-09-10 富士写真フイルム株式会社 情報記録媒体

Also Published As

Publication number Publication date
EP0578015A1 (de) 1994-01-12
US5410534A (en) 1995-04-25
EP0578015B1 (de) 1998-12-09
DE69322443T2 (de) 1999-08-05

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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