SG92701A1 - Optical recording medium - Google Patents

Optical recording medium

Info

Publication number
SG92701A1
SG92701A1 SG200002436A SG200002436A SG92701A1 SG 92701 A1 SG92701 A1 SG 92701A1 SG 200002436 A SG200002436 A SG 200002436A SG 200002436 A SG200002436 A SG 200002436A SG 92701 A1 SG92701 A1 SG 92701A1
Authority
SG
Singapore
Prior art keywords
recording medium
optical recording
optical
medium
recording
Prior art date
Application number
SG200002436A
Other languages
English (en)
Inventor
Furuki Motohiro
Yukumoto Tomomi
Yamasaki Takeshi
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of SG92701A1 publication Critical patent/SG92701A1/en

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
    • G11B7/2403—Layers; Shape, structure or physical properties thereof
    • G11B7/24056—Light transmission layers lying on the light entrance side and being thinner than the substrate, e.g. specially adapted for Blu-ray® discs
    • 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
    • G11B7/254—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 protective topcoat layers
    • G11B7/2542—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 protective topcoat layers consisting essentially of organic 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
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • 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
    • G11B7/254—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 protective topcoat layers
    • G11B7/2548—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 protective topcoat layers consisting essentially of inorganic materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
SG200002436A 1999-05-13 2000-05-04 Optical recording medium SG92701A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11133361A JP2000322768A (ja) 1999-05-13 1999-05-13 光記録媒体

Publications (1)

Publication Number Publication Date
SG92701A1 true SG92701A1 (en) 2002-11-19

Family

ID=15102936

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200002436A SG92701A1 (en) 1999-05-13 2000-05-04 Optical recording medium

Country Status (10)

Country Link
EP (1) EP1052629A1 (ja)
JP (1) JP2000322768A (ja)
KR (1) KR20000077265A (ja)
CN (1) CN1274151A (ja)
AU (1) AU3251300A (ja)
BR (1) BR0002103A (ja)
CA (1) CA2307985A1 (ja)
ID (1) ID25943A (ja)
SG (1) SG92701A1 (ja)
TW (1) TW509936B (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002170279A (ja) 2000-11-30 2002-06-14 Sony Corp 光学記録媒体およびその製造方法、ならびに射出成形装置
WO2003049098A1 (en) * 2001-12-03 2003-06-12 Koninklijke Philips Electronics N.V. Optical storage system, optical storage medium and use of such a medium
JP5399177B2 (ja) * 2009-09-09 2014-01-29 ソニー株式会社 光記録媒体および光記録媒体の製造方法
CN117492228A (zh) * 2017-12-13 2024-02-02 爱尔康公司 周抛和月抛水梯度接触镜片

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4740449A (en) * 1985-04-25 1988-04-26 Canon Kabushiki Kaisha Optical recording medium
US4977064A (en) * 1987-05-01 1990-12-11 Mitsui Toatsu Chemicals, Incorporated Optical recording medium and process for fabricating the same
US5485452A (en) * 1991-06-28 1996-01-16 Pioneer Electronic Corporation Optical information recording medium

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5190807A (en) * 1990-10-18 1993-03-02 Diamonex, Incorporated Abrasion wear resistant polymeric substrate product
US5846649A (en) * 1994-03-03 1998-12-08 Monsanto Company Highly durable and abrasion-resistant dielectric coatings for lenses
JP3241560B2 (ja) * 1995-02-24 2001-12-25 ソニー株式会社 光学記録媒体及びその製造方法
WO1997047004A1 (fr) * 1996-06-03 1997-12-11 Kao Corporation Disque optique, procede de fabrication de ce disque et appareil destine a sa fabrication
WO1998010115A1 (en) * 1996-09-03 1998-03-12 Monsanto Company Silicon-doped diamond-like carbon coatings for magnetic transducers and for magnetic recording media
JPH10302309A (ja) * 1997-04-25 1998-11-13 Sony Corp 光学記録媒体
JP4099549B2 (ja) * 1997-05-16 2008-06-11 ソニー株式会社 光記録媒体及び光学ディスク装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4740449A (en) * 1985-04-25 1988-04-26 Canon Kabushiki Kaisha Optical recording medium
US4977064A (en) * 1987-05-01 1990-12-11 Mitsui Toatsu Chemicals, Incorporated Optical recording medium and process for fabricating the same
US5485452A (en) * 1991-06-28 1996-01-16 Pioneer Electronic Corporation Optical information recording medium

Also Published As

Publication number Publication date
CA2307985A1 (en) 2000-11-13
TW509936B (en) 2002-11-11
ID25943A (id) 2000-11-16
CN1274151A (zh) 2000-11-22
JP2000322768A (ja) 2000-11-24
KR20000077265A (ko) 2000-12-26
BR0002103A (pt) 2001-01-02
EP1052629A1 (en) 2000-11-15
AU3251300A (en) 2000-11-16

Similar Documents

Publication Publication Date Title
HK1071468A1 (en) Optical recording medium
EP0984443A4 (en) OPTICAL RECORDING MEDIUM
DE60041608D1 (de) Optisches Aufzeichnungsmedium
DE69904285D1 (de) Optisches Aufzeichnungsmedium
EP1247655A4 (en) OPTICAL RECORDING MATERIAL AND NEW AZAPORPHYRIN COMPOUNDS
EP1293974A4 (en) OPTICAL INFORMATION RECORDING MEDIUM
EP1426941A4 (en) OPTICAL RECORDING MEDIUM
HK1024087A1 (en) Optical information medium
AU2002219540A1 (en) Optical recording medium
SG81350A1 (en) Optical recording medium
HK1048388A1 (en) Optical recording medium
EP1333434A4 (en) OPTICAL RECORDING MEDIUM
EP1275517A4 (en) OPTICAL RECORDING MEDIUM
HK1024330A1 (en) Optical information recording medium
EP1326243A4 (en) OPTICAL RECORDING MEDIUM
DE60039832D1 (de) Optisches Aufzeichnungsmedium
HK1045019A1 (zh) 光記錄媒體
EP1017045A4 (en) OPTICAL RECORDING MEDIUM
DE60041846D1 (de) Optisches Aufzeichnungsmedium
EP1349158A4 (en) OPTICAL RECORDING MEDIUM
HK1031028A1 (en) Optical recording medium
GB2331176B (en) Optical recording medium
TW572333U (en) Optical recording medium
SG71935A1 (en) Optical information medium
EP1267336A4 (en) OPTICAL RECORDING MEDIUM