KR910014887A - 형광성 광 디스크 - Google Patents

형광성 광 디스크 Download PDF

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Publication number
KR910014887A
KR910014887A KR1019910000607A KR910000607A KR910014887A KR 910014887 A KR910014887 A KR 910014887A KR 1019910000607 A KR1019910000607 A KR 1019910000607A KR 910000607 A KR910000607 A KR 910000607A KR 910014887 A KR910014887 A KR 910014887A
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KR
South Korea
Prior art keywords
optical disc
plastic
fluorescent
color material
disc
Prior art date
Application number
KR1019910000607A
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English (en)
Other versions
KR940008405B1 (ko
Inventor
아끼라 다나까
히사시 사와다
유지 고지마
Original Assignee
세끼사와 요시
후지쓰 가부시끼가이샤
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Application filed by 세끼사와 요시, 후지쓰 가부시끼가이샤 filed Critical 세끼사와 요시
Publication of KR910014887A publication Critical patent/KR910014887A/ko
Application granted granted Critical
Publication of KR940008405B1 publication Critical patent/KR940008405B1/ko

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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
    • 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
    • G11B7/0045—Recording
    • 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
    • G11B7/24—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
    • G11B7/244—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 organic materials only
    • 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
    • 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
    • G11B7/244—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 organic materials only
    • G11B7/246—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 organic materials only containing dyes
    • G11B2007/24624—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 organic materials only containing dyes fluorescent dyes
    • 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
    • G11B7/253—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 substrates
    • G11B7/2533—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 substrates comprising resins
    • 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
    • G11B7/253—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 substrates
    • G11B7/2533—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 substrates comprising resins
    • G11B7/2534—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 substrates comprising resins polycarbonates [PC]
    • 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
    • G11B7/258—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 reflective layers
    • G11B7/2585—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 reflective layers based on aluminium

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Laminated Bodies (AREA)

Abstract

내용 없음

Description

형광성 광 디스크
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 실시예에 따른 광 디스크의 단순화된 세로 횡단면도, 제2도는 플라스틱 광 디스크에 있어 형광성 착색 물징의 농도 대 비트 에라비의 그래프, 제3도는 플라스틱 광 디스크의 측정된 실시예의 감속도 그래프

Claims (7)

  1. 맞은편 첫번째와 두번째 표면을 가지는 플리스틱 디스크 몸체(12), 상기 첫번째 표면에 제공되는 구멍(14), 상기 디스크 몸체의 상기 구멍과 함께 상기 첫번째 표면에 형성된 반사층(16), 상기 반사층을 덮고 있는 보호층(18), 빛을 받을 수 있는 상기 두번째 표면을 이루어졌고, 상기 플라스틱 디스크 몸체(12)에 분산된 형광성 색채 물질(20)을 특징으로 하는 광 디스크.
  2. 청구범위 제1항에 있어서, 상기 형광성 색채 물질(20)이 유기 형광성 물질인 광 디스크.
  3. 청구범위 제2항에 있어서, 상기 형광성 색채 물질(20)이 페닐렌 유도체, 이미다클 유도체, BBOT, 쿠말린, 로다민의 그룹으로 부터 선택된 광 디스크.
  4. 청구범위 제1항에 있어서, 상기 플라스틱 디스크 몸체(12)에 있는 상기 형광성 색채 물질의 농도가 0.005내지 1퍼센트인 범위인 광 디스크.
  5. 청구범위 제4항에 있어서, 상기 플라스틱 디스크 몸체(12)에 있는 상기 형광성 색채 물질(20)의 농도가 0.01내지 1퍼센트인 범위인 광 디스크.
  6. 청구범위 제1항에 있어서, 상기 플라스틱 디스크 몸체(12)가 폴리카보네이트 수지, 아크릴 수지, 에폭시 수지. 폴리올레핀 수지로 부터 선택된 플라스틱 물질로 이루어진 광 디스크.
  7. 청구범위 제1항에 있어서, 상기 플라스틱 디스크 몸체 (12)가 폴리카보네이트 수지로 이루어진 광 디스크.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910000607A 1990-01-19 1991-01-16 형광성 광 디스크 KR940008405B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP?2-8458 1990-01-19
JP2008458A JPH07111785B2 (ja) 1990-01-19 1990-01-19 光ディスク
JP2-8458 1990-01-19

Publications (2)

Publication Number Publication Date
KR910014887A true KR910014887A (ko) 1991-08-31
KR940008405B1 KR940008405B1 (ko) 1994-09-14

Family

ID=11693691

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910000607A KR940008405B1 (ko) 1990-01-19 1991-01-16 형광성 광 디스크

Country Status (5)

Country Link
US (1) US6219329B1 (ko)
EP (1) EP0438225B1 (ko)
JP (1) JPH07111785B2 (ko)
KR (1) KR940008405B1 (ko)
DE (1) DE69122783T2 (ko)

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JPH08124212A (ja) * 1994-10-27 1996-05-17 Sony Disc Technol:Kk 光学的情報記録媒体及びその製造方法
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DE60239457D1 (de) * 2001-06-06 2011-04-28 Spectra Systems Corp Markieren und authentisieren von artikeln
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US6514617B1 (en) 2001-07-11 2003-02-04 General Electric Company Tagging materials for polymers, methods, and articles made thereby
US6475588B1 (en) 2001-08-07 2002-11-05 General Electric Company Colored digital versatile disks
US6475589B1 (en) 2001-12-17 2002-11-05 General Electric Company Colored optical discs and methods for making the same
US20050084645A1 (en) * 2002-02-07 2005-04-21 Selinfreund Richard H. Method and system for optical disc copy-protection
US6893147B2 (en) 2002-04-05 2005-05-17 General Electric Company Lamp lens or bezel with visual effect
US7718238B2 (en) * 2002-05-13 2010-05-18 Sabic Innovative Plastics Ip B.V. Plastics articles such as bottles with visual effect
US7312257B2 (en) * 2003-01-23 2007-12-25 General Electric Company Polymer encapsulation of high aspect ratio materials and methods of making same
US20060203700A1 (en) * 2003-02-06 2006-09-14 Verification Technologies, Inc. Method and system for optical disk copy-protection
US7157129B2 (en) * 2003-10-24 2007-01-02 General Electric Company Method for making highly colored DVDs
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US7496938B2 (en) 2003-11-24 2009-02-24 Sabic Innovative Plastics Ip B.V. Media drive with a luminescence detector and methods of detecting an authentic article
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US20050110978A1 (en) * 2003-11-26 2005-05-26 Radislav Potyrailo Method of authenticating articles, authenticatable polymers, and authenticatable articles
US20050112768A1 (en) * 2003-11-26 2005-05-26 Thomas Evans Method of authenticating tagged polymers
US20090266991A1 (en) * 2003-11-26 2009-10-29 Sabic Innovative Plastics Ip B.V. Method of authenticating tagged polymers
US7094364B2 (en) 2003-11-26 2006-08-22 General Electric Company Method of authenticating polymers, authenticatable polymers, methods of making authenticatable polymers and authenticatable articles, and articles made there from
US20050277710A1 (en) * 2004-06-14 2005-12-15 Joyce Richard P Tagged resin, method of making a tagged resin, and articles made therefrom
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Also Published As

Publication number Publication date
US6219329B1 (en) 2001-04-17
EP0438225B1 (en) 1996-10-23
KR940008405B1 (ko) 1994-09-14
DE69122783D1 (de) 1996-11-28
EP0438225A1 (en) 1991-07-24
JPH03214438A (ja) 1991-09-19
JPH07111785B2 (ja) 1995-11-29
DE69122783T2 (de) 1997-02-20

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