FR2358988A2 - Procede d'impression d'informations a haute densite, notamment d'images optiques codees - Google Patents

Procede d'impression d'informations a haute densite, notamment d'images optiques codees

Info

Publication number
FR2358988A2
FR2358988A2 FR7622065A FR7622065A FR2358988A2 FR 2358988 A2 FR2358988 A2 FR 2358988A2 FR 7622065 A FR7622065 A FR 7622065A FR 7622065 A FR7622065 A FR 7622065A FR 2358988 A2 FR2358988 A2 FR 2358988A2
Authority
FR
France
Prior art keywords
scanning
high density
density information
synchronism
laser beam
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
FR7622065A
Other languages
English (en)
Other versions
FR2358988B2 (fr
Inventor
Norbert Roger Beyrard
Guy Ernest Nathan
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.)
FRANCE FA NORBERT BEYRARD
Original Assignee
FRANCE FA NORBERT BEYRARD
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 FRANCE FA NORBERT BEYRARD filed Critical FRANCE FA NORBERT BEYRARD
Priority to FR7622065A priority Critical patent/FR2358988A2/fr
Priority to DE19762634841 priority patent/DE2634841A1/de
Priority to GB3323776A priority patent/GB1560535A/en
Priority to JP9531876A priority patent/JPS5245401A/ja
Publication of FR2358988A2 publication Critical patent/FR2358988A2/fr
Application granted granted Critical
Publication of FR2358988B2 publication Critical patent/FR2358988B2/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41C—PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
    • B41C1/00—Forme preparation
    • B41C1/14—Forme preparation for stencil-printing or silk-screen printing
    • B41C1/145—Forme preparation for stencil-printing or silk-screen printing by perforation using an energetic radiation beam, e.g. a laser
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
    • G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
    • G03F7/004—Photosensitive materials
    • G03F7/039—Macromolecular compounds which are photodegradable, e.g. positive electron resists

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Optics & Photonics (AREA)
  • Toxicology (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Facsimile Scanning Arrangements (AREA)

Abstract

Procédé d'impression à haute densité d'informations selon le brevet principal. Selon l'addition, la matrice d'impression est perforée par un faisceau laser modulé par au moins une source sonore, les signaux codés étant imprimés grâce à la matrice sur une bande de papier 1, lus par une barrette de photodiodes 4 et décodés en 5. Application : enregistrements sonores.
FR7622065A 1975-08-11 1976-07-20 Procede d'impression d'informations a haute densite, notamment d'images optiques codees Granted FR2358988A2 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7622065A FR2358988A2 (fr) 1976-07-20 1976-07-20 Procede d'impression d'informations a haute densite, notamment d'images optiques codees
DE19762634841 DE2634841A1 (de) 1975-08-11 1976-08-03 Verfahren zum drucken von informationen mit hoher dichte
GB3323776A GB1560535A (en) 1975-08-11 1976-08-10 Image printing process
JP9531876A JPS5245401A (en) 1975-08-11 1976-08-10 Printing method of high density information

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7622065A FR2358988A2 (fr) 1976-07-20 1976-07-20 Procede d'impression d'informations a haute densite, notamment d'images optiques codees

Publications (2)

Publication Number Publication Date
FR2358988A2 true FR2358988A2 (fr) 1978-02-17
FR2358988B2 FR2358988B2 (fr) 1980-08-22

Family

ID=9175891

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7622065A Granted FR2358988A2 (fr) 1975-08-11 1976-07-20 Procede d'impression d'informations a haute densite, notamment d'images optiques codees

Country Status (1)

Country Link
FR (1) FR2358988A2 (fr)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1604800A (fr) * 1968-12-31 1972-01-31

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1604800A (fr) * 1968-12-31 1972-01-31

Also Published As

Publication number Publication date
FR2358988B2 (fr) 1980-08-22

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