DE69517872T2 - Lichttonschnittstelle für Filmprojektor - Google Patents

Lichttonschnittstelle für Filmprojektor

Info

Publication number
DE69517872T2
DE69517872T2 DE69517872T DE69517872T DE69517872T2 DE 69517872 T2 DE69517872 T2 DE 69517872T2 DE 69517872 T DE69517872 T DE 69517872T DE 69517872 T DE69517872 T DE 69517872T DE 69517872 T2 DE69517872 T2 DE 69517872T2
Authority
DE
Germany
Prior art keywords
light tone
film projector
tone interface
interface
projector
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
DE69517872T
Other languages
English (en)
Other versions
DE69517872D1 (de
Inventor
Nestor M Rodriguez
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of DE69517872D1 publication Critical patent/DE69517872D1/de
Application granted granted Critical
Publication of DE69517872T2 publication Critical patent/DE69517872T2/de
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
    • G11B7/1381—Non-lens elements for altering the properties of the beam, e.g. knife edges, slits, filters or stops
    • 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)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
DE69517872T 1994-05-17 1995-04-04 Lichttonschnittstelle für Filmprojektor Expired - Fee Related DE69517872T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/245,109 US5483306A (en) 1994-05-17 1994-05-17 Soundtrack interface for motion picture projector

Publications (2)

Publication Number Publication Date
DE69517872D1 DE69517872D1 (de) 2000-08-17
DE69517872T2 true DE69517872T2 (de) 2001-02-08

Family

ID=22925329

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69517872T Expired - Fee Related DE69517872T2 (de) 1994-05-17 1995-04-04 Lichttonschnittstelle für Filmprojektor

Country Status (5)

Country Link
US (1) US5483306A (de)
EP (1) EP0684506B1 (de)
AU (1) AU680745B2 (de)
CA (1) CA2148532A1 (de)
DE (1) DE69517872T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5753402A (en) * 1995-07-31 1998-05-19 Eastman Kodak Company Method for recording and processing motion picture film soundtrack
US6351302B1 (en) * 2000-05-11 2002-02-26 Carlsen, Ii George D. Analog sound track digitizer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3615473A (en) * 1969-11-04 1971-10-26 Technicolor Diazo process of forming infrared absorbing record
US3964826A (en) * 1973-11-30 1976-06-22 Sundstrand Data Control, Inc. Dual sound system
US3969593A (en) * 1974-11-08 1976-07-13 The Association Of Motion Picture And Television Producers Inc. Sound recording on color film by hue modulation
CA1039850A (en) * 1975-04-22 1978-10-03 John S. Joseph Dual sound system
US4235531A (en) * 1979-02-05 1980-11-25 Mccormick Thomas J Color movie film noise reduction system
US4367930A (en) * 1981-03-23 1983-01-11 Eastman Kodak Company Sound reproduction method and apparatus

Also Published As

Publication number Publication date
DE69517872D1 (de) 2000-08-17
AU2006395A (en) 1995-11-23
AU680745B2 (en) 1997-08-07
EP0684506A1 (de) 1995-11-29
CA2148532A1 (en) 1995-11-18
US5483306A (en) 1996-01-09
EP0684506B1 (de) 2000-07-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: BLICKLE, K., DIPL.-ING., PAT.-ASS., 70327 STUTTGAR

8328 Change in the person/name/address of the agent

Representative=s name: DR. KUEHNER, H., RECHTSANW., 70327 STUTTGART

8339 Ceased/non-payment of the annual fee