FR2728360B1 - Dispositif de lecture par fibre(s) optique(s) de piste(s) enregistree(s) par procede optique sur film cinematographique - Google Patents

Dispositif de lecture par fibre(s) optique(s) de piste(s) enregistree(s) par procede optique sur film cinematographique

Info

Publication number
FR2728360B1
FR2728360B1 FR9415233A FR9415233A FR2728360B1 FR 2728360 B1 FR2728360 B1 FR 2728360B1 FR 9415233 A FR9415233 A FR 9415233A FR 9415233 A FR9415233 A FR 9415233A FR 2728360 B1 FR2728360 B1 FR 2728360B1
Authority
FR
France
Prior art keywords
track
recorded
reading device
optical
optical fiber
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 - Fee Related
Application number
FR9415233A
Other languages
English (en)
Other versions
FR2728360A1 (fr
Inventor
Paul Tavernier
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.)
CAMERAPHONE
Original Assignee
CAMERAPHONE
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 CAMERAPHONE filed Critical CAMERAPHONE
Priority to FR9415233A priority Critical patent/FR2728360B1/fr
Publication of FR2728360A1 publication Critical patent/FR2728360A1/fr
Application granted granted Critical
Publication of FR2728360B1 publication Critical patent/FR2728360B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1384—Fibre optics
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B31/00—Associated working of cameras or projectors with sound-recording or sound-reproducing means
    • G03B31/02—Associated working of cameras or projectors with sound-recording or sound-reproducing means in which sound track is on a moving-picture film
    • 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/003—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent
    • G11B7/0032—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent for moving-picture soundtracks, i.e. cinema

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Head (AREA)
FR9415233A 1994-12-19 1994-12-19 Dispositif de lecture par fibre(s) optique(s) de piste(s) enregistree(s) par procede optique sur film cinematographique Expired - Fee Related FR2728360B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9415233A FR2728360B1 (fr) 1994-12-19 1994-12-19 Dispositif de lecture par fibre(s) optique(s) de piste(s) enregistree(s) par procede optique sur film cinematographique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9415233A FR2728360B1 (fr) 1994-12-19 1994-12-19 Dispositif de lecture par fibre(s) optique(s) de piste(s) enregistree(s) par procede optique sur film cinematographique

Publications (2)

Publication Number Publication Date
FR2728360A1 FR2728360A1 (fr) 1996-06-21
FR2728360B1 true FR2728360B1 (fr) 1997-07-04

Family

ID=9469912

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9415233A Expired - Fee Related FR2728360B1 (fr) 1994-12-19 1994-12-19 Dispositif de lecture par fibre(s) optique(s) de piste(s) enregistree(s) par procede optique sur film cinematographique

Country Status (1)

Country Link
FR (1) FR2728360B1 (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3235672A (en) * 1961-11-17 1966-02-15 American Optical Corp Optical sound recording and reproduction
US4461552A (en) * 1980-09-09 1984-07-24 Levine Arnold M Film sound track recording and playback system
EP0259505B1 (fr) * 1986-08-27 1992-11-04 ANSCHÜTZ & CO. GmbH Lecteur optique pour pistes optiques stéréo dans des films cinématographiques

Also Published As

Publication number Publication date
FR2728360A1 (fr) 1996-06-21

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Legal Events

Date Code Title Description
ST Notification of lapse