BE804332A - Support d'information et son procede de fabrication - Google Patents

Support d'information et son procede de fabrication

Info

Publication number
BE804332A
BE804332A BE135215A BE135215A BE804332A BE 804332 A BE804332 A BE 804332A BE 135215 A BE135215 A BE 135215A BE 135215 A BE135215 A BE 135215A BE 804332 A BE804332 A BE 804332A
Authority
BE
Belgium
Prior art keywords
manufacturing process
information support
information
support
manufacturing
Prior art date
Application number
BE135215A
Other languages
English (en)
French (fr)
Original Assignee
Philips Nv
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
Priority claimed from NL7212001A external-priority patent/NL7212001A/xx
Priority claimed from NL7212045A external-priority patent/NL7212045A/xx
Application filed by Philips Nv filed Critical Philips Nv
Publication of BE804332A publication Critical patent/BE804332A/xx

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Magnetic Record Carriers (AREA)
BE135215A 1972-09-02 1973-08-31 Support d'information et son procede de fabrication BE804332A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7212001A NL7212001A (ja) 1972-09-02 1972-09-02
NL7212045A NL7212045A (ja) 1972-09-05 1972-09-05

Publications (1)

Publication Number Publication Date
BE804332A true BE804332A (fr) 1974-02-28

Family

ID=26644798

Family Applications (1)

Application Number Title Priority Date Filing Date
BE135215A BE804332A (fr) 1972-09-02 1973-08-31 Support d'information et son procede de fabrication

Country Status (10)

Country Link
JP (1) JPS5652361B2 (ja)
AR (1) AR200876A1 (ja)
AT (1) AT347147B (ja)
BE (1) BE804332A (ja)
CA (1) CA998173A (ja)
CH (1) CH570669A5 (ja)
ES (2) ES418367A1 (ja)
FR (1) FR2199604B1 (ja)
GB (1) GB1447066A (ja)
IT (1) IT990424B (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2603888B2 (de) * 1975-02-24 1977-12-15 MCA Disco-Vision, Znc, Universal City, Calif. (V-StA.) Verfahren zum herstellen einer nachbildungsmatrize fuer informationstraeger und matrize zur bildung von videoplattenreproduktionen
JPS6034171B2 (ja) * 1977-04-05 1985-08-07 ソニー株式会社 光学記録方式によるビデオデイスク原盤
JPS6166242A (ja) * 1984-09-06 1986-04-05 Matsushita Electric Ind Co Ltd 情報記録原盤
DE3737455A1 (de) * 1986-11-06 1988-05-19 Westinghouse Electric Corp Einrichtung und verfahren zum erzeugen von farbmustern
DE3850165T2 (de) * 1987-04-08 1994-11-10 Nippon Telegraph & Telephone Verfahren und Gerät zur Herstellung von Matrizen für optische Platten und optischen Platten.
JPH01235044A (ja) * 1988-03-14 1989-09-20 Nippon Telegr & Teleph Corp <Ntt> 光ディスク基板およびその製造方法
JP2735569B2 (ja) * 1988-06-29 1998-04-02 日本電気ホームエレクトロニクス株式会社 光ディスク原盤の製造方法
JP2000113452A (ja) * 1998-10-07 2000-04-21 Sony Corp 光ディスクの製造装置、光ディスクの製造方法、光ディスク及び光ディスクの再生方法

Also Published As

Publication number Publication date
DE2342285B2 (de) 1977-02-03
ES439625A1 (es) 1977-03-01
CA998173A (en) 1976-10-05
CH570669A5 (ja) 1975-12-15
FR2199604B1 (ja) 1979-08-03
AR200876A1 (es) 1974-12-27
FR2199604A1 (ja) 1974-04-12
JPS4993002A (ja) 1974-09-04
ATA755773A (de) 1978-04-15
ES418367A1 (es) 1976-04-16
GB1447066A (en) 1976-08-25
AU5974673A (en) 1975-03-06
DE2342285A1 (de) 1974-03-14
IT990424B (it) 1975-06-20
AT347147B (de) 1978-12-11
JPS5652361B2 (ja) 1981-12-11

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