FR1397869A - Method of recording a track giving sound and light on suitable sound carriers of all kinds, and playing back this track - Google Patents

Method of recording a track giving sound and light on suitable sound carriers of all kinds, and playing back this track

Info

Publication number
FR1397869A
FR1397869A FR977395A FR977395A FR1397869A FR 1397869 A FR1397869 A FR 1397869A FR 977395 A FR977395 A FR 977395A FR 977395 A FR977395 A FR 977395A FR 1397869 A FR1397869 A FR 1397869A
Authority
FR
France
Prior art keywords
track
sound
kinds
recording
light
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
Application number
FR977395A
Other languages
French (fr)
Inventor
Wilhelm Lepper
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 filed Critical
Application granted granted Critical
Publication of FR1397869A publication Critical patent/FR1397869A/en
Expired 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
    • G11B7/002—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
    • 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
    • G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/0007—Applications not otherwise provided for

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
FR977395A 1963-07-17 1964-06-08 Method of recording a track giving sound and light on suitable sound carriers of all kinds, and playing back this track Expired FR1397869A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEL0045376 1963-07-17
DEL0045943 1963-09-24

Publications (1)

Publication Number Publication Date
FR1397869A true FR1397869A (en) 1965-04-30

Family

ID=25985709

Family Applications (2)

Application Number Title Priority Date Filing Date
FR976720A Expired FR1396999A (en) 1963-07-17 1964-06-02 Method of recording and reproducing sound and light tracks by using laser beams
FR977395A Expired FR1397869A (en) 1963-07-17 1964-06-08 Method of recording a track giving sound and light on suitable sound carriers of all kinds, and playing back this track

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR976720A Expired FR1396999A (en) 1963-07-17 1964-06-02 Method of recording and reproducing sound and light tracks by using laser beams

Country Status (2)

Country Link
FR (2) FR1396999A (en)
GB (1) GB1038593A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL161284C (en) * 1972-09-02 1980-01-15 Philips Nv DISPLAY SYSTEM FOR AN OPTICALLY READABLE INFORMATION STRUCTURE AND RECORD CARRIAGE FOR USE THEREIN.
US4532616A (en) * 1982-06-03 1985-07-30 News Log International, Inc. Method for optically encoding digital data on a substrate and the data record carrier formed thereby

Also Published As

Publication number Publication date
GB1038593A (en) 1966-08-10
FR1396999A (en) 1965-04-23

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