KR910700522A - 소거가능한 상변화 광학적 기록요소 및 그 방법 - Google Patents

소거가능한 상변화 광학적 기록요소 및 그 방법

Info

Publication number
KR910700522A
KR910700522A KR1019900701789A KR900701789A KR910700522A KR 910700522 A KR910700522 A KR 910700522A KR 1019900701789 A KR1019900701789 A KR 1019900701789A KR 900701789 A KR900701789 A KR 900701789A KR 910700522 A KR910700522 A KR 910700522A
Authority
KR
South Korea
Prior art keywords
optical recording
recording element
alloy
information
layer
Prior art date
Application number
KR1019900701789A
Other languages
English (en)
Korean (ko)
Inventor
키-추안 판
이반-셍 티얀
프리드리히 바잔
Original Assignee
제이. 제프리 홀리
이스트만 코닥 컴퍼니
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 제이. 제프리 홀리, 이스트만 코닥 컴퍼니 filed Critical 제이. 제프리 홀리
Publication of KR910700522A publication Critical patent/KR910700522A/ko

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
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B7/2433—Metals or elements of Groups 13, 14, 15 or 16 of the Periodic Table, e.g. B, Si, Ge, As, Sb, Bi, Se or Te
    • 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
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative 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
    • 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
    • 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
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24314—Metals or metalloids group 15 elements (e.g. Sb, Bi)
    • 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
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24316—Metals or metalloids group 16 elements (i.e. chalcogenides, Se, Te)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
KR1019900701789A 1988-12-19 1989-12-07 소거가능한 상변화 광학적 기록요소 및 그 방법 KR910700522A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US28600388A 1988-12-19 1988-12-19
PCT/US1989/005435 WO1990007181A1 (fr) 1988-12-19 1989-12-07 Procedes et elements d'enregistrement optique effacable a variation de phase
US286003 1994-08-04

Publications (1)

Publication Number Publication Date
KR910700522A true KR910700522A (ko) 1991-03-15

Family

ID=23096629

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900701789A KR910700522A (ko) 1988-12-19 1989-12-07 소거가능한 상변화 광학적 기록요소 및 그 방법

Country Status (5)

Country Link
EP (1) EP0406378A1 (fr)
JP (1) JPH03502787A (fr)
KR (1) KR910700522A (fr)
CA (1) CA2004708A1 (fr)
WO (1) WO1990007181A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU87571A1 (fr) * 1989-08-23 1991-05-07 Glaverbel Support d'enregistrement d'informations a lecture optique

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5935988A (ja) * 1982-08-23 1984-02-27 Sony Corp 情報記録媒体
JPS59214449A (ja) * 1983-04-18 1984-12-04 ノ−ウツド・インダストリ−ズ・インコ−ポレ−テツド 包被手当材料
JPS6070536A (ja) * 1983-09-28 1985-04-22 Nippon Columbia Co Ltd 光情報記録媒体
GB8422492D0 (en) * 1984-09-06 1984-10-10 Smith & Nephew Ass Adhesive dressing
JPS61253058A (ja) * 1985-05-01 1986-11-10 帝人株式会社 絆創膏

Also Published As

Publication number Publication date
EP0406378A1 (fr) 1991-01-09
JPH03502787A (ja) 1991-06-27
CA2004708A1 (fr) 1990-06-19
WO1990007181A1 (fr) 1990-06-28

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Legal Events

Date Code Title Description
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid