KR920018689A - Magneto-optical recording media - Google Patents

Magneto-optical recording media Download PDF

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Publication number
KR920018689A
KR920018689A KR1019910004463A KR910004463A KR920018689A KR 920018689 A KR920018689 A KR 920018689A KR 1019910004463 A KR1019910004463 A KR 1019910004463A KR 910004463 A KR910004463 A KR 910004463A KR 920018689 A KR920018689 A KR 920018689A
Authority
KR
South Korea
Prior art keywords
film
magneto
recording
optical recording
recording media
Prior art date
Application number
KR1019910004463A
Other languages
Korean (ko)
Other versions
KR0176748B1 (en
Inventor
안동훈
Original Assignee
이헌조
주식회사 금성사
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 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019910004463A priority Critical patent/KR0176748B1/en
Publication of KR920018689A publication Critical patent/KR920018689A/en
Application granted granted Critical
Publication of KR0176748B1 publication Critical patent/KR0176748B1/en

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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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field

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

Abstract

내용 없음No content

Description

광자기기록매체Magneto-optical recording media

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제 3 도는 본 발명에 따른 광자기기록매체의 구조도,3 is a structural diagram of a magneto-optical recording medium according to the present invention;

제 4 도는 본 발명에 따른 일실시예의 회전각 특성도.4 is a rotation angle characteristic diagram of an embodiment according to the present invention.

Claims (2)

투명기판(11)에 제1유전체막(12), 기록막(13), 제2유전체막(14) 및 금속반사막(15)을 각기 소정의 두께로 순차적 형성시켜 상기 기록막(13)의 빛에 의한 자화에 따라 신호기록 및 재생을 하도록 하는 광자기기록매체에 있어서, 상기 제2유전체막(14)과 금속반사막(15)사이에 상기 기록막(13)과 동일재질의 막(15-1)을 소정두께로 형성시켜 구성하는 것을 특징으로 하는 광자기기록매체.The first dielectric film 12, the recording film 13, the second dielectric film 14, and the metal reflective film 15 are sequentially formed on the transparent substrate 11 to have a predetermined thickness, so that the light of the recording film 13 In a magneto-optical recording medium for signal recording and reproducing according to magnetization by a film, a film 15-1 of the same material as the recording film 13 between the second dielectric film 14 and the metal reflection film 15 ) Is formed by forming a predetermined thickness. 제 1항에 있어서, 금속반사막(15)상에 형성하는 기록막(13)과 동이재질의 막(15-1)은 TbFeCo로서 50Å-150Å 사이의 두께로 형성시켜 구성하는 것을 특징으로 하는 광자기기록매체.The magneto-optical magnetic field according to claim 1, wherein the recording film 13 formed on the metal reflective film 15 and the film 15-1 made of the same material are formed with a thickness of 50 kV to 150 KV as TbFeCo. Record carrier. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910004463A 1991-03-21 1991-03-21 Magneto-optical recording medium KR0176748B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910004463A KR0176748B1 (en) 1991-03-21 1991-03-21 Magneto-optical recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910004463A KR0176748B1 (en) 1991-03-21 1991-03-21 Magneto-optical recording medium

Publications (2)

Publication Number Publication Date
KR920018689A true KR920018689A (en) 1992-10-22
KR0176748B1 KR0176748B1 (en) 1999-04-15

Family

ID=19312318

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910004463A KR0176748B1 (en) 1991-03-21 1991-03-21 Magneto-optical recording medium

Country Status (1)

Country Link
KR (1) KR0176748B1 (en)

Also Published As

Publication number Publication date
KR0176748B1 (en) 1999-04-15

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