KR920006923A - 텔루륨 합금들을 기본으로한 소거가능한 광기록용 재료 및 이들의 제조방법 - Google Patents

텔루륨 합금들을 기본으로한 소거가능한 광기록용 재료 및 이들의 제조방법 Download PDF

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Publication number
KR920006923A
KR920006923A KR1019910016056A KR910016056A KR920006923A KR 920006923 A KR920006923 A KR 920006923A KR 1019910016056 A KR1019910016056 A KR 1019910016056A KR 910016056 A KR910016056 A KR 910016056A KR 920006923 A KR920006923 A KR 920006923A
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KR
South Korea
Prior art keywords
optical recording
recording
information
recording material
material based
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KR1019910016056A
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English (en)
Inventor
키-촨판
티안 완-셍
바잔 프리드리히
Original Assignee
존 디. 후써
이스트만 코닥 컴퍼니
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Publication of KR920006923A publication Critical patent/KR920006923A/ko

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    • 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
    • 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
    • G11B7/004—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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0055—Erasing
    • G11B7/00557—Erasing involving phase-change media
    • 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
    • G11B2007/2431—Metals or metalloids group 13 elements (B, Al, Ga, In)
    • 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
    • G11B2007/24312—Metals or metalloids group 14 elements (e.g. Si, Ge, Sn)
    • 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)
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/146—Laser beam

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  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Optical Recording Or Reproduction (AREA)

Abstract

내용 없음

Description

텔루륨 합금들을 기본으로 한 소거가능한 광기록용 재료 및 이들의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 영역에 속하는 좌표 A,B,C,D로 표시된 조성물들 및 비교 대조용 조성물 E,F,G 및 H를 나타낸 삼각형 다이어그램이다.

Claims (2)

  1. (y+z)와 (1-a)의 곱이 0.20보다 크다는 조건하에서 a가 0.38-0.62; x가 0.05-0.65;y/z가 0.5-5인 일반식 Tea(SbxSnyInz)1-a을 지닌 합금으로 이루어진 결정형 형태의 광 기록용 박막층으로 구성된 광 기록용 소자.
  2. a) 결정형 합금의 기록용층 위에 기록하려고 하는 정보에 해당하는 패턴의 무정형 영역을 만들기에 충분한 시간동안 충분한 출력으로 기록용층위에 정보가 변조된 레이저 빔을 쏘아 상기 정보를 기록하고 b)단계(a)에서 만들어진 무정형 영역의 최소한 일부를 결정화 시키기에 충분시간동안 충분한 출력으로 상기 기록된 층에 레이저빔을 쏨으로써 무정형 영역내에 있는 정보를 소겅하는 것으로 이루어지는 (y+z)와 (1-a)의 곱이 0.20보다 크다는 조건하에서 a가 0.38-0.62; x가 0.05-0.65;y/z가 0.5-5인 일반식 Tea(SbxSnyInz)1-a을 지닌 합금으로 이루어진 결정형 형태의 광 기록용 박막층으로 구성된 광 기록용 소자 위에 정보를 기록 및 소거하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910016056A 1990-09-17 1991-09-14 텔루륨 합금들을 기본으로한 소거가능한 광기록용 재료 및 이들의 제조방법 KR920006923A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US583,105 1990-09-17
US07/583,105 US5196294A (en) 1990-09-17 1990-09-17 Erasable optical recording materials and methods based on tellurium alloys

Publications (1)

Publication Number Publication Date
KR920006923A true KR920006923A (ko) 1992-04-28

Family

ID=24331694

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910016056A KR920006923A (ko) 1990-09-17 1991-09-14 텔루륨 합금들을 기본으로한 소거가능한 광기록용 재료 및 이들의 제조방법

Country Status (5)

Country Link
US (1) US5196294A (ko)
EP (1) EP0476762A3 (ko)
JP (1) JPH04234691A (ko)
KR (1) KR920006923A (ko)
CA (1) CA2049762A1 (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5289286A (en) * 1991-07-18 1994-02-22 Minolta Camera Kabushiki Kaisha Solid state sensor having logarithmic photovoltaic response, with pixel uniformity correction and white balance circuitry therefor
US5367788A (en) * 1993-12-16 1994-11-29 Chen; Shi-Hiu Shoe with a built-in cooling apparatus
US5534385A (en) * 1995-04-04 1996-07-09 Eastman Kodak Company Overcoat for optical tape having SbInSn recording layer
JP3885051B2 (ja) * 2003-11-05 2007-02-21 株式会社リコー 相変化型光記録媒体

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0089168B1 (en) * 1982-03-15 1986-07-23 Kabushiki Kaisha Toshiba Optical type information recording medium
JPS59185048A (ja) * 1983-04-01 1984-10-20 Matsushita Electric Ind Co Ltd 光学情報記録部材及び記録方法
JPS6042095A (ja) * 1983-08-19 1985-03-06 Hitachi Ltd 情報の記録用部材およびその製造方法
JPS60177446A (ja) * 1984-02-23 1985-09-11 Nippon Telegr & Teleph Corp <Ntt> 光デイスク記録媒体
DE3671122D1 (de) * 1985-02-22 1990-06-13 Asahi Chemical Ind Informationsaufzeichnungsmedium.
US4787077A (en) * 1985-08-15 1988-11-22 International Business Machines Corporation Process for optically storing information using materials having a single phase in both the crystalline state and the amorphous state
JPS62125550A (ja) * 1985-11-26 1987-06-06 Seiko Epson Corp 光デイスクメモリ
US4818666A (en) * 1986-03-28 1989-04-04 U.S. Philips Corporation Erasable optical recording element and method of optically recording and erasing information
JPS647844A (en) * 1987-06-30 1989-01-11 Fujitsu Ltd Error detecting system for external set value
JP2941848B2 (ja) * 1988-07-20 1999-08-30 株式会社リコー 光記録媒体
US4904577A (en) * 1988-11-21 1990-02-27 Tyan Yuan Sheng Optical recording element and alloy for use therein
JPH02167782A (ja) * 1988-12-22 1990-06-28 Toshiba Corp 情報記録媒体

Also Published As

Publication number Publication date
JPH04234691A (ja) 1992-08-24
EP0476762A2 (en) 1992-03-25
CA2049762A1 (en) 1992-03-18
US5196294A (en) 1993-03-23
EP0476762A3 (en) 1992-12-16

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