KR930004961A - 광자기 디스크의 구조 - Google Patents

광자기 디스크의 구조 Download PDF

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Publication number
KR930004961A
KR930004961A KR1019910014649A KR910014649A KR930004961A KR 930004961 A KR930004961 A KR 930004961A KR 1019910014649 A KR1019910014649 A KR 1019910014649A KR 910014649 A KR910014649 A KR 910014649A KR 930004961 A KR930004961 A KR 930004961A
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KR
South Korea
Prior art keywords
magneto
optical disk
dielectric
film
laminated
Prior art date
Application number
KR1019910014649A
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English (en)
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KR930009223B1 (ko
Inventor
문혁
Original Assignee
이헌조
주식회사 금성사
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Application filed by 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019910014649A priority Critical patent/KR930009223B1/ko
Publication of KR930004961A publication Critical patent/KR930004961A/ko
Application granted granted Critical
Publication of KR930009223B1 publication Critical patent/KR930009223B1/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
    • G11B7/252—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
    • G11B7/257—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 having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers
    • G11B7/2578—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 having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers consisting essentially of inorganic materials

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  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)

Abstract

내용 없음.

Description

광자기 디스크의 구조
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 종래의 광자기 디스크의 구조도,
제2도는 본 발명에 따른 광자기 디스크의 구조도,
제3도는 제2도에 따른 기록 파워 및 C/N 비의 관계도.

Claims (2)

  1. 투명기판(1)위에 열 전도도가 큰 AISiN(∼20Wm -1K-1)로 된 1유전체 막(6)이 적층되며, 상기 제1유전체 막(6)위에 기록막(3)을 적층하고 상기 기록막위에 열전도고가 작은 SiO(2Wm -1K-1)로 된 제2유전체막(7)이 적층되며, 상기 제2유전체막(7)위에 반사막(5)이 형성된 것을 특징으로 하는 광자기 디스크의 구조.
  2. 상기 제1및 제2유전체(6,7)은 그 열 전도도의 차이가 7Wm -1K-1가 되도록 하는 유전체를 사용하는 것을 특징으로 하는 광자기 디스크의 구조.
    ※ 참고사항 : 최초출원 내용에 의하여 공개되는 것임.
KR1019910014649A 1991-08-23 1991-08-23 광자기 디스크의 구조 KR930009223B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910014649A KR930009223B1 (ko) 1991-08-23 1991-08-23 광자기 디스크의 구조

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910014649A KR930009223B1 (ko) 1991-08-23 1991-08-23 광자기 디스크의 구조

Publications (2)

Publication Number Publication Date
KR930004961A true KR930004961A (ko) 1993-03-23
KR930009223B1 KR930009223B1 (ko) 1993-09-24

Family

ID=19319025

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910014649A KR930009223B1 (ko) 1991-08-23 1991-08-23 광자기 디스크의 구조

Country Status (1)

Country Link
KR (1) KR930009223B1 (ko)

Also Published As

Publication number Publication date
KR930009223B1 (ko) 1993-09-24

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