BE564644A - - Google Patents

Info

Publication number
BE564644A
BE564644A BE564644DA BE564644A BE 564644 A BE564644 A BE 564644A BE 564644D A BE564644D A BE 564644DA BE 564644 A BE564644 A BE 564644A
Authority
BE
Belgium
Application number
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.)
Publication of BE564644A publication Critical patent/BE564644A/xx

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements
    • H04Q3/42Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C13/00Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
    • G11C13/06Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using magneto-optical elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Thin Magnetic Films (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Compounds Of Iron (AREA)
BE564644D 1957-06-12 BE564644A ( )

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US665156A US3059538A (en) 1957-06-12 1957-06-12 Magneto-optical information storage unit

Publications (1)

Publication Number Publication Date
BE564644A true BE564644A ( )

Family

ID=24668959

Family Applications (1)

Application Number Title Priority Date Filing Date
BE564644D BE564644A ( ) 1957-06-12

Country Status (7)

Country Link
US (1) US3059538A ( )
BE (1) BE564644A ( )
CH (1) CH363374A ( )
DE (1) DE1080807B ( )
FR (1) FR1208250A ( )
GB (1) GB843999A ( )
NL (2) NL224830A ( )

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1292191B (de) * 1961-05-19 1969-04-10 Ncr Co Magneto-optische Leseeinrichtung fuer einen umlaufenden magnetischen Speicher

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3158673A (en) * 1961-03-10 1964-11-24 Frank J Sites Instantaneous multiple plotter and visual readout device
NL276507A ( ) * 1961-04-03
NL279202A ( ) * 1961-06-02
US3247495A (en) * 1961-10-02 1966-04-19 Lab For Electronics Inc Binary readout of a magnetic tape utilizing the deflection of an electron passing therethrough
US3150356A (en) * 1961-12-22 1964-09-22 Ibm Magnetic patterns
US3513457A (en) * 1962-12-12 1970-05-19 Magnavox Co Magneto-optical transducing system
US3317317A (en) * 1963-01-02 1967-05-02 Xerox Corp Xerographic method of making a particle transparency projectable image
US3343144A (en) * 1963-02-25 1967-09-19 Sperry Rand Corp Low power thin magnetic film
US3347614A (en) * 1964-03-13 1967-10-17 Lab For Electronics Inc Magnetic film display device
US3368209A (en) * 1964-10-22 1968-02-06 Honeywell Inc Laser actuated curie point recording and readout system
US3504974A (en) * 1966-06-22 1970-04-07 Mobil Oil Corp Geophysical data processing technique
US3518634A (en) * 1967-06-16 1970-06-30 Bell Telephone Labor Inc Optical memory with photoactive memory element
US3515456A (en) * 1967-08-31 1970-06-02 Bell Telephone Labor Inc Optical readout implementation
US3850690A (en) * 1973-02-23 1974-11-26 Ibm METHOD OF MAKING MnGaGe FILMS
DE2710166C2 (de) * 1977-03-09 1984-09-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Mechanisch adressierter optischer Speicher

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2072419A (en) * 1931-06-26 1937-03-02 Mildred S Reisman Television method and apparatus
US2013559A (en) * 1931-12-24 1935-09-03 Mildred S Reisman Method of scanning for television purposes and apparatus therefor
US2270323A (en) * 1939-05-04 1942-01-20 Polaroid Corp Polyvinyl alcohol having high birefringence
US2493200A (en) * 1946-05-31 1950-01-03 Polaroid Corp Variable polarizing color filter
US2485839A (en) * 1948-04-29 1949-10-25 Rca Corp Magnetic-photographic rerecording system
US2644031A (en) * 1949-04-22 1953-06-30 Time Inc Scanning device
DE873256C (de) * 1950-09-28 1953-04-13 Gustav Fries Anordnung zur Sichtbarmachung magnetischer Felder oder elektrischer Ladungsmuster
BE550314A ( ) * 1955-10-18
NL215946A ( ) * 1956-04-03

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1292191B (de) * 1961-05-19 1969-04-10 Ncr Co Magneto-optische Leseeinrichtung fuer einen umlaufenden magnetischen Speicher

Also Published As

Publication number Publication date
DE1080807B (de) 1960-04-28
NL224830A ( )
GB843999A (en) 1960-08-10
US3059538A (en) 1962-10-23
NL127169C ( )
FR1208250A (fr) 1960-02-22
CH363374A (de) 1962-07-31

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