FR2406235A1 - Matrice de disques et son procede de realisation - Google Patents

Matrice de disques et son procede de realisation

Info

Publication number
FR2406235A1
FR2406235A1 FR7828022A FR7828022A FR2406235A1 FR 2406235 A1 FR2406235 A1 FR 2406235A1 FR 7828022 A FR7828022 A FR 7828022A FR 7828022 A FR7828022 A FR 7828022A FR 2406235 A1 FR2406235 A1 FR 2406235A1
Authority
FR
France
Prior art keywords
substrate
realization process
disc matrix
layer
opaque
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.)
Granted
Application number
FR7828022A
Other languages
English (en)
Other versions
FR2406235B1 (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.)
Discovision Associates
Original Assignee
MCA Discovision Inc
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 MCA Discovision Inc filed Critical MCA Discovision Inc
Publication of FR2406235A1 publication Critical patent/FR2406235A1/fr
Application granted granted Critical
Publication of FR2406235B1 publication Critical patent/FR2406235B1/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/0057—Intermediate mediums, i.e. mediums provided with an information structure not specific to the method of reproducing or duplication such as matrixes for mechanical pressing of an information structure ; record carriers having a relief information structure provided with or included in layers not specific for a single reproducing method; apparatus or processes specially adapted for their manufacture

Landscapes

  • Manufacturing Optical Record Carriers (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Magnetic Record Carriers (AREA)
  • Optical Recording Or Reproduction (AREA)

Abstract

L'invention concerne les matrices de disques. Une matrice de disque père comprend un substrat 10 et une configuration de trous 16 pratiqués dans une couche métallique opaque 14 déposée sur le substrat; une couche de réserve photographique 18 est ensuite appliquée sur la couche opaque et les parties de la surface supérieure du substrat sont exposées dans chaque trou. L'invention s'applique notamment à la fabrication de vidéo-disques.
FR7828022A 1973-10-01 1978-09-29 Matrice de disques et son procede de realisation Granted FR2406235A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40263673A 1973-10-01 1973-10-01

Publications (2)

Publication Number Publication Date
FR2406235A1 true FR2406235A1 (fr) 1979-05-11
FR2406235B1 FR2406235B1 (fr) 1982-07-02

Family

ID=23592722

Family Applications (4)

Application Number Title Priority Date Filing Date
FR7433062A Expired FR2246896B1 (fr) 1973-10-01 1974-10-01
FR7828020A Granted FR2406233A1 (fr) 1973-10-01 1978-09-29 Matrice de disques et son procede de realisation
FR7828022A Granted FR2406235A1 (fr) 1973-10-01 1978-09-29 Matrice de disques et son procede de realisation
FR7828021A Granted FR2406234A1 (fr) 1973-10-01 1978-09-29 Matrice de disques et son procede de realisation

Family Applications Before (2)

Application Number Title Priority Date Filing Date
FR7433062A Expired FR2246896B1 (fr) 1973-10-01 1974-10-01
FR7828020A Granted FR2406233A1 (fr) 1973-10-01 1978-09-29 Matrice de disques et son procede de realisation

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR7828021A Granted FR2406234A1 (fr) 1973-10-01 1978-09-29 Matrice de disques et son procede de realisation

Country Status (8)

Country Link
US (1) US4141731A (fr)
JP (3) JPS5428081B2 (fr)
CA (1) CA1039999A (fr)
DE (1) DE2443077B2 (fr)
FR (4) FR2246896B1 (fr)
GB (3) GB1489774A (fr)
IT (1) IT1019433B (fr)
NL (1) NL165316C (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL165316C (nl) * 1973-10-01 1981-03-16 Mca Disco Vision Werkwijze voor de vervaardiging van een schrijfvormige video-afdrukmatrijs uitgaande van een moederschijf.
AU520835B2 (en) * 1977-03-24 1982-03-04 World Development Laboratories Optical recording system and method
NL7809227A (nl) * 1978-09-11 1980-03-13 Philips Nv Registratiedrager met een optisch uitleesbare, stra- lingsreflekterende informatiestruktuur.
FR2450683A1 (fr) * 1979-03-06 1980-10-03 Thomson Brandt Procede et appareil de realisation de disque video
CA1147858A (fr) * 1980-07-16 1983-06-07 Discovision Associates Systeme d'enregistrement de donnees numeriques a modulation de la duree d'impulsion
US5577015A (en) * 1980-07-16 1996-11-19 Discovision Associates System for recording digital information in a pulse-length modulation
US5553047A (en) * 1980-07-16 1996-09-03 Discovision Associates System for recording digital information in a pulse-length modulation format
US5253244A (en) * 1980-07-16 1993-10-12 Discovision Associates System for recording digital information in a pulse-length modulation format
US4470053A (en) * 1981-02-13 1984-09-04 Minnesota Mining And Manufacturing Company Protuberant optical recording medium
JPS58158225A (ja) * 1982-03-15 1983-09-20 Toshiba Corp 情報記録用基板の製造方法
EP0107913B1 (fr) * 1982-09-29 1988-06-22 Kabushiki Kaisha Toshiba Corps support sensible aux radiations utilisé comme structure estampeuse
JPS6028048A (ja) * 1983-07-25 1985-02-13 Matsushita Electric Ind Co Ltd マスタ−スタンパ−の製造方法
EP0405582A3 (en) * 1989-06-30 1992-07-08 E.I. Du Pont De Nemours And Company Method for making optically readable media containing embossed information
US5324188A (en) * 1989-12-19 1994-06-28 Canon Kabushiki Kaisha Roller stamper for molding a substrate sheet to become an information recording medium
US5266136A (en) * 1989-12-19 1993-11-30 Canon Kabushiki Kaisha Process for producing a roll stamper for molding a substrate sheet for information recording mediums
KR960016007B1 (ko) * 1993-02-08 1996-11-25 삼성전자 주식회사 반도체 칩 범프의 제조방법
US5475533A (en) * 1993-08-02 1995-12-12 Applied Physics Research, L.P. Apparatus for enhancing the brightness of an image and method of making the same
CN113039337B (zh) * 2018-10-18 2022-06-14 百乐仕株式会社 开闭体的锁定装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3313626A (en) * 1962-08-01 1967-04-11 Russeli H Whitney Process of making a lithographic printing plate
FR1601186A (fr) * 1968-06-06 1970-08-10
GB1228591A (fr) * 1968-03-14 1971-04-15
US3658954A (en) * 1968-07-24 1972-04-25 Mca Technology Inc Duplicating process for video disc records
US3661580A (en) * 1970-01-30 1972-05-09 Rca Corp Photographic method for producing a cathode-ray tube screen structure
US3687664A (en) * 1968-07-24 1972-08-29 Gauss Electrophysics Inc Duplicating process for video disc records

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3794509A (en) * 1971-06-29 1974-02-26 Goodyear Tire & Rubber Carbon disk processing technique to retard oxidation
US3795534A (en) * 1972-04-19 1974-03-05 Rca Corp Manufacture of video discs
NL165316C (nl) * 1973-10-01 1981-03-16 Mca Disco Vision Werkwijze voor de vervaardiging van een schrijfvormige video-afdrukmatrijs uitgaande van een moederschijf.
US3954469A (en) * 1973-10-01 1976-05-04 Mca Disco-Vision, Inc. Method of creating a replicating matrix

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3313626A (en) * 1962-08-01 1967-04-11 Russeli H Whitney Process of making a lithographic printing plate
GB1228591A (fr) * 1968-03-14 1971-04-15
FR1601186A (fr) * 1968-06-06 1970-08-10
US3658954A (en) * 1968-07-24 1972-04-25 Mca Technology Inc Duplicating process for video disc records
US3687664A (en) * 1968-07-24 1972-08-29 Gauss Electrophysics Inc Duplicating process for video disc records
US3661580A (en) * 1970-01-30 1972-05-09 Rca Corp Photographic method for producing a cathode-ray tube screen structure

Also Published As

Publication number Publication date
FR2406234B1 (fr) 1982-11-19
JPS5494005A (en) 1979-07-25
GB1489774A (en) 1977-10-26
JPS5062402A (fr) 1975-05-28
FR2406235B1 (fr) 1982-07-02
FR2406233B1 (fr) 1982-07-09
FR2406234A1 (fr) 1979-05-11
NL165316C (nl) 1981-03-16
FR2406233A1 (fr) 1979-05-11
DE2443077B2 (de) 1977-01-20
FR2246896A1 (fr) 1975-05-02
CA1039999A (fr) 1978-10-10
DE2443077A1 (de) 1975-04-10
NL165316B (nl) 1980-10-15
US4141731A (en) 1979-02-27
GB1489777A (en) 1977-10-26
IT1019433B (it) 1977-11-10
FR2246896B1 (fr) 1979-07-06
NL7411705A (nl) 1975-04-03
GB1489776A (en) 1977-10-26
JPS6114578B2 (fr) 1986-04-19
JPS5494006A (en) 1979-07-25
JPS5428081B2 (fr) 1979-09-13

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Legal Events

Date Code Title Description
CD Change of name or company name
TP Transmission of property