FI903700A0 - Optiskt informationsupptagningsmedium och upptagningsfoerfarande. - Google Patents

Optiskt informationsupptagningsmedium och upptagningsfoerfarande.

Info

Publication number
FI903700A0
FI903700A0 FI903700A FI903700A FI903700A0 FI 903700 A0 FI903700 A0 FI 903700A0 FI 903700 A FI903700 A FI 903700A FI 903700 A FI903700 A FI 903700A FI 903700 A0 FI903700 A0 FI 903700A0
Authority
FI
Finland
Prior art keywords
layer
light
light absorptive
substrate
delta
Prior art date
Application number
FI903700A
Other languages
English (en)
Finnish (fi)
Inventor
Yosikazu Takagisi
Kunihiko Ootaguro
Emiko Hamada
Toru Fujii
Original Assignee
Taiyo Yuden Kk
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=27520641&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI903700(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP1191148A external-priority patent/JPH0827992B2/ja
Priority claimed from JP2024541A external-priority patent/JP2530237B2/ja
Priority claimed from JP2024543A external-priority patent/JP2530239B2/ja
Priority claimed from JP2024540A external-priority patent/JP2530236B2/ja
Priority claimed from JP2024542A external-priority patent/JP2530238B2/ja
Application filed by Taiyo Yuden Kk filed Critical Taiyo Yuden Kk
Publication of FI903700A0 publication Critical patent/FI903700A0/fi

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
    • G11B7/24018—Laminated discs
    • G11B7/24027—Layers; Shape, structure or physical properties thereof
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • 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
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/913—Material designed to be responsive to temperature, light, moisture
    • 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
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24851—Intermediate layer is discontinuous or differential
    • Y10T428/24868—Translucent outer layer
    • Y10T428/24876—Intermediate layer contains particulate material [e.g., pigment, etc.]
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]
    • Y10T428/24893—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.] including particulate material

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
FI903700A 1989-07-24 1990-07-23 Optiskt informationsupptagningsmedium och upptagningsfoerfarande. FI903700A0 (fi)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP1191148A JPH0827992B2 (ja) 1989-07-24 1989-07-24 光情報記録媒体及びそれを用いた光情報記録方法
JP2024541A JP2530237B2 (ja) 1990-02-05 1990-02-05 光情報記録媒体およびこの光情報記録媒体への光情報記録方法
JP2024543A JP2530239B2 (ja) 1990-02-05 1990-02-05 光情報記録媒体およびこの光情報記録媒体への光情報記録方法
JP2024540A JP2530236B2 (ja) 1990-02-05 1990-02-05 光情報記録媒体およびこの光情報記録媒体への光情報記録方法
JP2024542A JP2530238B2 (ja) 1990-02-05 1990-02-05 光情報記録媒体およびこの光情報記録媒体への光情報記録方法

Publications (1)

Publication Number Publication Date
FI903700A0 true FI903700A0 (fi) 1990-07-23

Family

ID=27520641

Family Applications (1)

Application Number Title Priority Date Filing Date
FI903700A FI903700A0 (fi) 1989-07-24 1990-07-23 Optiskt informationsupptagningsmedium och upptagningsfoerfarande.

Country Status (15)

Country Link
US (1) US5080946A (de)
EP (1) EP0410183B1 (de)
KR (1) KR940011233B1 (de)
AT (1) ATE150892T1 (de)
AU (1) AU638466B2 (de)
CA (1) CA2021026C (de)
DE (1) DE69030287T2 (de)
DK (1) DK0410183T3 (de)
ES (1) ES2101681T3 (de)
FI (1) FI903700A0 (de)
HK (1) HK1000263A1 (de)
MY (1) MY105953A (de)
PH (1) PH26993A (de)
PT (1) PT94793A (de)
SG (1) SG50618A1 (de)

Families Citing this family (51)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2657579B2 (ja) * 1990-04-19 1997-09-24 富士写真フイルム株式会社 光情報記録媒体
US5274623A (en) * 1990-07-19 1993-12-28 Fuji Photo Film Co., Ltd. Information recording medium having high modulation degree
CA2065653A1 (en) * 1991-04-16 1992-10-17 Tadashi Koike Optical recording medium
JP3301621B2 (ja) * 1991-05-30 2002-07-15 ティーディーケイ株式会社 光記録ディスクの製造方法
JPH04360037A (ja) * 1991-06-06 1992-12-14 Pioneer Electron Corp 追記型光ディスク
JP3137740B2 (ja) * 1991-06-06 2001-02-26 ティーディーケイ株式会社 光記録再生方法
CA2070221A1 (en) * 1991-06-14 1992-12-15 Tadahiko Mizukuki Optical recording medium
JPH052771A (ja) * 1991-06-25 1993-01-08 Pioneer Electron Corp 光記録媒体
JPH05579A (ja) * 1991-06-25 1993-01-08 Pioneer Electron Corp 光記録媒体
JPH0540964A (ja) * 1991-08-06 1993-02-19 Canon Inc 光学的記録媒体
EP0528512A1 (de) * 1991-08-20 1993-02-24 Pioneer Electronic Corporation Aufzeichnungsmedium
JP3080739B2 (ja) * 1991-12-20 2000-08-28 日本電気株式会社 光学的情報記録媒体および光学的情報記録消去再生方法
US5312663A (en) * 1991-12-27 1994-05-17 Eastman Kodak Company Optical element having durability enhancing layer
US5445853A (en) * 1992-01-09 1995-08-29 Sony Corporation Optical data storage media
JP3315157B2 (ja) * 1992-08-27 2002-08-19 パイオニア株式会社 情報記録媒体
US5948497A (en) * 1992-10-19 1999-09-07 Eastman Kodak Company High stability silver based alloy reflectors for use in a writable compact disk
JPH06150385A (ja) * 1992-11-10 1994-05-31 Pioneer Electron Corp 光記録媒体
US5486437A (en) * 1993-04-08 1996-01-23 Sony Corporation Optical recording method
US5467327A (en) * 1993-12-22 1995-11-14 Jamail; Randall Method of masking data on a storage medium
US5808974A (en) * 1993-12-22 1998-09-15 Jamail; Randall H. Method of masking data on a storage medium using a directory
US5471443A (en) * 1993-12-22 1995-11-28 Randall Jamail Method of selectively concealing magneto-optical compact disk data for playback upon demand
KR100310223B1 (ko) * 1994-02-28 2001-12-28 윤종용 유기광기록매체및그의재기록방지방법
US5500266A (en) * 1994-03-10 1996-03-19 Eastman Kodak Company Spin-coating compensation for an optical storage medium with a substrate groove profile gradient
US5518789A (en) 1994-05-17 1996-05-21 Eastman Kodak Company Thioether containing photopolymerizable compositions
EP0718048A1 (de) * 1994-12-20 1996-06-26 Eastman Kodak Company Zentrifugalverfahren für äusserst gleichförmige Beschichtungen
US5667860A (en) 1995-11-14 1997-09-16 Eastman Kodak Company Optical recording elements having recording layers exhibiting reduced bubble formation
US5728441A (en) * 1995-12-01 1998-03-17 Samsung Electronics Co., Ltd. Recordable/replayable optical recording medium and optical recording method therefor
JP2856390B2 (ja) 1996-07-26 1999-02-10 株式会社日立製作所 情報記録媒体及びそれを用いた記録再生方法
KR100230448B1 (ko) * 1996-10-10 1999-11-15 윤종용 광기록매체
KR100230449B1 (ko) * 1996-10-10 1999-11-15 윤종용 광기록매체
US5952073A (en) * 1996-11-08 1999-09-14 Media Chemical Corp. Dye composition for optical recording media having selected anions
US5817388A (en) * 1996-11-08 1998-10-06 Carl M. Rodia & Associates Multi-component dye compositions for optical recording media
JPH10149578A (ja) * 1996-11-20 1998-06-02 Taiyo Yuden Co Ltd 光記録媒体
US6077584A (en) * 1998-07-24 2000-06-20 Media Chemical Corp. Stabilized dye compositions for optical recording media
US6341122B1 (en) * 1999-03-15 2002-01-22 Fuji Photo Film Co., Ltd. Optical information recording medium
US6292457B1 (en) 1999-03-31 2001-09-18 Eastman Kodak Company Recordable optical media with a silver-gold reflective layer
US6242068B1 (en) 1999-12-28 2001-06-05 Eastman Kodak Company Recordable optical media with a silver-palladium reflective layer
TW526474B (en) * 2000-02-14 2003-04-01 Taiyo Yuden Kk Optical information recording medium
US6638593B2 (en) 2000-06-30 2003-10-28 Verification Technologies, Inc. Copy-protected optical media and method of manufacture thereof
US7124944B2 (en) * 2000-06-30 2006-10-24 Verification Technologies, Inc. Product packaging including digital data
WO2002002301A1 (en) 2000-06-30 2002-01-10 Verification Technologies Inc. Copy-protected optical media and method of manufacture thereof
JP2002157783A (ja) * 2000-11-15 2002-05-31 Sharp Corp 光情報記録媒体
JP3859444B2 (ja) * 2000-11-15 2006-12-20 シャープ株式会社 光情報記録媒体
JP3859458B2 (ja) * 2001-03-28 2006-12-20 シャープ株式会社 光情報記録媒体
CA2473550A1 (en) * 2002-01-18 2003-07-24 Koninklijke Philips Electronics N.V. Optical data storage medium and use of such medium
US20050084645A1 (en) * 2002-02-07 2005-04-21 Selinfreund Richard H. Method and system for optical disc copy-protection
JP4080234B2 (ja) 2002-05-14 2008-04-23 シャープ株式会社 情報処理媒体およびこれを用いた情報処理装置
CA2497645A1 (en) * 2002-09-26 2004-04-08 Verification Technologies, Inc. Authentication of items using transient optical state change materials
US20060203700A1 (en) * 2003-02-06 2006-09-14 Verification Technologies, Inc. Method and system for optical disk copy-protection
DE102004046618A1 (de) * 2004-09-25 2006-03-30 Robert Bosch Gmbh Schaltungsanordnung zum Analog/Digital-Wandeln
US20090188615A1 (en) * 2006-05-18 2009-07-30 Kazuhiro Hayashi Method for manufacturing multilayer optical recording medium

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4359750A (en) * 1981-04-30 1982-11-16 Eastman Kodak Company Optical disc structure
JPS5862842A (ja) * 1981-10-09 1983-04-14 Matsushita Electric Ind Co Ltd 光学的記録用円盤
JPS5996546A (ja) * 1982-11-25 1984-06-04 Sony Corp 反射型光学記録体
JPH0734269B2 (ja) * 1986-10-23 1995-04-12 松下電器産業株式会社 光記録媒体
US4954380A (en) * 1987-11-27 1990-09-04 Canon Kabushiki Kaisha Optical recording medium and process for production thereof

Also Published As

Publication number Publication date
ES2101681T3 (es) 1997-07-16
EP0410183A3 (en) 1991-05-08
ATE150892T1 (de) 1997-04-15
AU5865890A (en) 1991-01-24
DE69030287D1 (de) 1997-04-30
KR910003609A (ko) 1991-02-28
EP0410183A2 (de) 1991-01-30
PH26993A (en) 1992-12-28
HK1000263A1 (en) 1998-02-13
KR940011233B1 (ko) 1994-11-29
CA2021026A1 (en) 1991-01-25
EP0410183B1 (de) 1997-03-26
SG50618A1 (en) 1998-07-20
MY105953A (en) 1995-02-28
DE69030287T2 (de) 1997-07-03
DK0410183T3 (da) 1997-06-30
US5080946A (en) 1992-01-14
AU638466B2 (en) 1993-07-01
CA2021026C (en) 1995-07-25
PT94793A (pt) 1992-06-30

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Legal Events

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Owner name: TAIYO YUDEN CO., LTD.