DE69030287T2 - Optischer Datenaufzeichnungsträger und Aufzeichnungsverfahren - Google Patents

Optischer Datenaufzeichnungsträger und Aufzeichnungsverfahren

Info

Publication number
DE69030287T2
DE69030287T2 DE69030287T DE69030287T DE69030287T2 DE 69030287 T2 DE69030287 T2 DE 69030287T2 DE 69030287 T DE69030287 T DE 69030287T DE 69030287 T DE69030287 T DE 69030287T DE 69030287 T2 DE69030287 T2 DE 69030287T2
Authority
DE
Germany
Prior art keywords
layer
light
light absorptive
substrate
delta
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69030287T
Other languages
English (en)
Other versions
DE69030287D1 (de
Inventor
Yosikazu Takagisi
Kunihiko Ootaguro
Emiko Hamada
Toru Fujii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Taiyo Yuden Co Ltd
Original Assignee
Taiyo Yuden Co Ltd
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=DE69030287(T2) "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 JP2024542A external-priority patent/JP2530238B2/ja
Priority claimed from JP2024541A external-priority patent/JP2530237B2/ja
Priority claimed from JP2024540A external-priority patent/JP2530236B2/ja
Priority claimed from JP2024543A external-priority patent/JP2530239B2/ja
Application filed by Taiyo Yuden Co Ltd filed Critical Taiyo Yuden Co Ltd
Publication of DE69030287D1 publication Critical patent/DE69030287D1/de
Application granted granted Critical
Publication of DE69030287T2 publication Critical patent/DE69030287T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
DE69030287T 1989-07-24 1990-07-06 Optischer Datenaufzeichnungsträger und Aufzeichnungsverfahren Expired - Lifetime DE69030287T2 (de)

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
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
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
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
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

Publications (2)

Publication Number Publication Date
DE69030287D1 DE69030287D1 (de) 1997-04-30
DE69030287T2 true DE69030287T2 (de) 1997-07-03

Family

ID=27520641

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69030287T Expired - Lifetime DE69030287T2 (de) 1989-07-24 1990-07-06 Optischer Datenaufzeichnungsträger und Aufzeichnungsverfahren

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)

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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
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
JPH04360037A (ja) * 1991-06-06 1992-12-14 Pioneer Electron Corp 追記型光ディスク
CA2070221A1 (en) * 1991-06-14 1992-12-15 Tadahiko Mizukuki Optical recording medium
JPH05579A (ja) * 1991-06-25 1993-01-08 Pioneer Electron Corp 光記録媒体
JPH052771A (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
US5471443A (en) * 1993-12-22 1995-11-28 Randall Jamail Method of selectively concealing magneto-optical compact disk data for playback upon demand
US5808974A (en) * 1993-12-22 1998-09-15 Jamail; Randall H. Method of masking data on a storage medium using a directory
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
KR100230449B1 (ko) * 1996-10-10 1999-11-15 윤종용 광기록매체
KR100230448B1 (ko) * 1996-10-10 1999-11-15 윤종용 광기록매체
US5817388A (en) * 1996-11-08 1998-10-06 Carl M. Rodia & Associates Multi-component dye compositions for optical recording media
US5952073A (en) * 1996-11-08 1999-09-14 Media Chemical Corp. Dye composition for optical recording media having selected anions
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
DE60029155T2 (de) * 1999-03-15 2007-05-31 Fuji Photo Film Co., Ltd., Minami-Ashigara Optisches Informationsaufzeichnungsmedium
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
TW561469B (en) * 2000-02-14 2003-11-11 Taiyo Yuden Kk Optical information recording medium
WO2002002301A1 (en) 2000-06-30 2002-01-10 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
US6638593B2 (en) 2000-06-30 2003-10-28 Verification Technologies, Inc. Copy-protected optical media and method of manufacture thereof
JP3859444B2 (ja) * 2000-11-15 2006-12-20 シャープ株式会社 光情報記録媒体
JP2002157783A (ja) * 2000-11-15 2002-05-31 Sharp Corp 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
CN1615515A (zh) * 2002-01-18 2005-05-11 皇家飞利浦电子股份有限公司 光学数据存储介质及其应用
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
WO2004029914A1 (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
WO2007135907A1 (ja) * 2006-05-18 2007-11-29 Panasonic Corporation 多層光記録媒体の製造方法

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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
HK1000263A1 (en) 1998-02-13
KR910003609A (ko) 1991-02-28
AU638466B2 (en) 1993-07-01
DK0410183T3 (da) 1997-06-30
ATE150892T1 (de) 1997-04-15
FI903700A0 (fi) 1990-07-23
US5080946A (en) 1992-01-14
PH26993A (en) 1992-12-28
CA2021026C (en) 1995-07-25
MY105953A (en) 1995-02-28
KR940011233B1 (ko) 1994-11-29
DE69030287D1 (de) 1997-04-30
PT94793A (pt) 1992-06-30
ES2101681T3 (es) 1997-07-16
EP0410183B1 (de) 1997-03-26
CA2021026A1 (en) 1991-01-25
AU5865890A (en) 1991-01-24
EP0410183A2 (de) 1991-01-30
SG50618A1 (en) 1998-07-20
EP0410183A3 (en) 1991-05-08

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings