AT314853B - System zur Wiedergabe gespeicherter Signale - Google Patents

System zur Wiedergabe gespeicherter Signale

Info

Publication number
AT314853B
AT314853B AT421670A AT421670A AT314853B AT 314853 B AT314853 B AT 314853B AT 421670 A AT421670 A AT 421670A AT 421670 A AT421670 A AT 421670A AT 314853 B AT314853 B AT 314853B
Authority
AT
Austria
Prior art keywords
playing back
stored signals
back stored
signals
playing
Prior art date
Application number
AT421670A
Other languages
English (en)
Original Assignee
Licentia Gmbh
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 DE1903822A external-priority patent/DE1903822C3/de
Application filed by Licentia Gmbh filed Critical Licentia Gmbh
Application granted granted Critical
Publication of AT314853B publication Critical patent/AT314853B/de

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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Lenses (AREA)
AT421670A 1969-01-23 1970-05-11 System zur Wiedergabe gespeicherter Signale AT314853B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1903822A DE1903822C3 (de) 1969-01-23 1969-01-23 Vorrichtung zur Wiedergabe auf einem Trager gespeicherter Signale, Aufzeichnungs verfahren für einen Trager sowie Trager zur Wiedergabe mit der Vorrichtung
DE19691927408 DE1927408C3 (de) 1969-01-23 1969-05-29 Vorrichtung zur Wiedergabe von gespeicherten Signalen

Publications (1)

Publication Number Publication Date
AT314853B true AT314853B (de) 1974-04-25

Family

ID=25756903

Family Applications (1)

Application Number Title Priority Date Filing Date
AT421670A AT314853B (de) 1969-01-23 1970-05-11 System zur Wiedergabe gespeicherter Signale

Country Status (5)

Country Link
AT (1) AT314853B (de)
DE (1) DE1927408C3 (de)
FR (1) FR2043779B2 (de)
GB (1) GB1302568A (de)
NL (1) NL7007594A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4828216A (de) * 1971-08-16 1973-04-14
JPS4829413A (de) * 1971-08-19 1973-04-19
JPS4829409A (de) * 1971-08-19 1973-04-19
JPS4831967A (de) * 1971-08-27 1973-04-26
JPS4832543A (de) * 1971-08-30 1973-04-28
JPS4833834A (de) * 1971-09-01 1973-05-14
FR2197495A5 (de) * 1972-08-25 1974-03-22 Thomson Csf
JPS4969102A (de) * 1972-11-04 1974-07-04
FR2321164A1 (fr) * 1975-08-13 1977-03-11 Thomson Csf Procede mecano-optique de diffusion de l'information, disque et dispositifs d'enregistrement et de lecture pour la mise en oeuvre de ce procede

Also Published As

Publication number Publication date
DE1927408B2 (de) 1973-07-12
GB1302568A (de) 1973-01-10
DE1927408C3 (de) 1974-02-28
FR2043779B2 (de) 1976-02-20
FR2043779A2 (de) 1971-02-19
NL7007594A (de) 1970-12-01
DE1927408A1 (de) 1971-03-11

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Legal Events

Date Code Title Description
EIH Change in the person of patent owner
ELJ Ceased due to non-payment of the annual fee