FR2404887A1 - Moyen d'enregistrement d'informations - Google Patents

Moyen d'enregistrement d'informations

Info

Publication number
FR2404887A1
FR2404887A1 FR7824535A FR7824535A FR2404887A1 FR 2404887 A1 FR2404887 A1 FR 2404887A1 FR 7824535 A FR7824535 A FR 7824535A FR 7824535 A FR7824535 A FR 7824535A FR 2404887 A1 FR2404887 A1 FR 2404887A1
Authority
FR
France
Prior art keywords
light
layer
substrate
reflecting layer
frequency
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.)
Pending
Application number
FR7824535A
Other languages
English (en)
French (fr)
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.)
RCA Corp
Original Assignee
RCA 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 RCA Corp filed Critical RCA Corp
Publication of FR2404887A1 publication Critical patent/FR2404887A1/fr
Pending 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
    • G11B7/241—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
    • 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
    • G11B7/258—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
    • 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
    • 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

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
FR7824535A 1977-09-28 1978-08-24 Moyen d'enregistrement d'informations Pending FR2404887A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83742077A 1977-09-28 1977-09-28

Publications (1)

Publication Number Publication Date
FR2404887A1 true FR2404887A1 (fr) 1979-04-27

Family

ID=25274397

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7824535A Pending FR2404887A1 (fr) 1977-09-28 1978-08-24 Moyen d'enregistrement d'informations

Country Status (9)

Country Link
JP (1) JPS5454634A (it)
CA (1) CA1135413A (it)
DE (1) DE2837601A1 (it)
FR (1) FR2404887A1 (it)
GB (1) GB2005155A (it)
IT (1) IT1099139B (it)
NL (1) NL7808820A (it)
PL (1) PL114262B1 (it)
SU (1) SU820675A3 (it)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2404888A1 (fr) * 1977-09-29 1979-04-27 Philips Nv Element d'enregistrement d'information muni d'une couche auxiliaire contenant un colorant
FR2418514A1 (fr) * 1978-02-24 1979-09-21 Rca Corp Support d'enregistrement optique de l'information
FR2435779A1 (fr) * 1978-09-08 1980-04-04 Matsushita Electric Ind Co Ltd Element d'enregistrement optique
FR2435780A1 (fr) * 1978-09-08 1980-04-04 Sumitomo Chemical Co Support d'enregistrement et de reproduction de signaux optiques
FR2463479A1 (fr) * 1979-08-14 1981-02-20 Nippon Telegraph & Telephone Support d'enregistrement d'informations par faisceau laser et procede pour fabriquer ce support

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2920480A1 (de) * 1978-05-24 1979-11-29 Philips Nv Informationsaufzeichnungselement
NL7903915A (nl) * 1979-05-18 1980-11-20 Philips Nv Informatieregistratieelement.
US4275100A (en) * 1980-01-04 1981-06-23 Rca Corporation Video disc processing
JPS57141033A (en) * 1981-02-23 1982-09-01 Asahi Chem Ind Co Ltd Information recording materials
JPS58121149A (ja) * 1981-12-22 1983-07-19 Fujitsu Ltd 記録媒体
EP0130213B1 (en) * 1982-12-31 1987-09-09 Minnesota Mining And Manufacturing Company Recording medium for optical data storage
EP0130026B1 (en) * 1983-06-27 1990-05-02 Optical Disc Corporation High contrast thin film optical recording medium
US4553153A (en) * 1983-10-21 1985-11-12 Eastman Kodak Company Planarizing layer for semiconductor substrates such as solid state imagers
US4547444A (en) * 1983-12-23 1985-10-15 Minnesota Mining And Manufacturing Company Recording element for optical data storage
JPS60187948A (ja) * 1984-03-06 1985-09-25 Ricoh Co Ltd 光学的情報記憶媒体
US4619890A (en) * 1985-08-19 1986-10-28 Eastman Kodak Company Optical recording element having a polymerized crosslinked homopolymer smoothing layer
US4618514A (en) * 1985-12-20 1986-10-21 Rca Corporation Alignment layer for liquid crystal display
JPH10283672A (ja) * 1997-04-08 1998-10-23 Sony Corp 光記録媒体

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2209159A1 (en) * 1972-09-25 1974-06-28 Western Electric Co Data processing bismuth plastics tape - precipitating plastics film within plasma discharge
FR2266933A1 (it) * 1974-04-04 1975-10-31 Western Electric Co
US4032691A (en) * 1974-03-22 1977-06-28 Fuji Photo Film Co., Ltd. Recording material

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5114263A (en) * 1974-07-26 1976-02-04 Hitachi Ltd Setsugono roeiboshiho
JPS5118555A (en) * 1974-08-07 1976-02-14 Ricoh Kk Karaatonaa oyobi sonoseizoho
AU511031B2 (en) * 1976-03-19 1980-07-24 Rca Corp. Ablative optical recording medium

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2209159A1 (en) * 1972-09-25 1974-06-28 Western Electric Co Data processing bismuth plastics tape - precipitating plastics film within plasma discharge
US4032691A (en) * 1974-03-22 1977-06-28 Fuji Photo Film Co., Ltd. Recording material
FR2266933A1 (it) * 1974-04-04 1975-10-31 Western Electric Co

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/73 *

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2404888A1 (fr) * 1977-09-29 1979-04-27 Philips Nv Element d'enregistrement d'information muni d'une couche auxiliaire contenant un colorant
FR2418514A1 (fr) * 1978-02-24 1979-09-21 Rca Corp Support d'enregistrement optique de l'information
FR2435779A1 (fr) * 1978-09-08 1980-04-04 Matsushita Electric Ind Co Ltd Element d'enregistrement optique
FR2435780A1 (fr) * 1978-09-08 1980-04-04 Sumitomo Chemical Co Support d'enregistrement et de reproduction de signaux optiques
FR2463479A1 (fr) * 1979-08-14 1981-02-20 Nippon Telegraph & Telephone Support d'enregistrement d'informations par faisceau laser et procede pour fabriquer ce support

Also Published As

Publication number Publication date
PL209912A1 (pl) 1979-07-02
JPS5454634A (en) 1979-05-01
PL114262B1 (en) 1981-01-31
CA1135413A (en) 1982-11-09
IT1099139B (it) 1985-09-18
IT7827996A0 (it) 1978-09-22
NL7808820A (nl) 1979-03-30
DE2837601A1 (de) 1979-04-05
GB2005155A (en) 1979-04-19
SU820675A3 (ru) 1981-04-07

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