NL7007594A - - Google Patents

Info

Publication number
NL7007594A
NL7007594A NL7007594A NL7007594A NL7007594A NL 7007594 A NL7007594 A NL 7007594A NL 7007594 A NL7007594 A NL 7007594A NL 7007594 A NL7007594 A NL 7007594A NL 7007594 A NL7007594 A NL 7007594A
Authority
NL
Netherlands
Application number
NL7007594A
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 filed Critical
Publication of NL7007594A publication Critical patent/NL7007594A/xx

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)
  • Lenses (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
NL7007594A 1969-01-23 1970-05-26 NL7007594A (enrdf_load_stackoverflow)

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
NL7007594A true NL7007594A (enrdf_load_stackoverflow) 1970-12-01

Family

ID=25756903

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7007594A NL7007594A (enrdf_load_stackoverflow) 1969-01-23 1970-05-26

Country Status (5)

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

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4828216A (enrdf_load_stackoverflow) * 1971-08-16 1973-04-14
JPS4829413A (enrdf_load_stackoverflow) * 1971-08-19 1973-04-19
JPS4829409A (enrdf_load_stackoverflow) * 1971-08-19 1973-04-19
JPS4831967A (enrdf_load_stackoverflow) * 1971-08-27 1973-04-26
JPS4832543A (enrdf_load_stackoverflow) * 1971-08-30 1973-04-28
JPS4833834A (enrdf_load_stackoverflow) * 1971-09-01 1973-05-14
FR2197495A5 (enrdf_load_stackoverflow) * 1972-08-25 1974-03-22 Thomson Csf
JPS4969102A (enrdf_load_stackoverflow) * 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
DE1927408C3 (de) 1974-02-28
FR2043779A2 (enrdf_load_stackoverflow) 1971-02-19
AT314853B (de) 1974-04-25
DE1927408A1 (de) 1971-03-11
GB1302568A (enrdf_load_stackoverflow) 1973-01-10
FR2043779B2 (enrdf_load_stackoverflow) 1976-02-20
DE1927408B2 (de) 1973-07-12

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