FR2159402A1 - - Google Patents

Info

Publication number
FR2159402A1
FR2159402A1 FR7239681A FR7239681A FR2159402A1 FR 2159402 A1 FR2159402 A1 FR 2159402A1 FR 7239681 A FR7239681 A FR 7239681A FR 7239681 A FR7239681 A FR 7239681A FR 2159402 A1 FR2159402 A1 FR 2159402A1
Authority
FR
France
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.)
Granted
Application number
FR7239681A
Other versions
FR2159402B1 (fr
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2159402A1 publication Critical patent/FR2159402A1/fr
Application granted granted Critical
Publication of FR2159402B1 publication Critical patent/FR2159402B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G5/00—Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
    • G03G5/16—Layers for recording by changing the magnetic properties, e.g. for Curie-point-writing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/04—Digital 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
    • G11C13/06—Digital 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Record Carriers (AREA)
  • Thin Magnetic Films (AREA)
FR7239681A 1971-11-13 1972-11-09 Expired FR2159402B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7115633.A NL164692C (nl) 1971-11-13 1971-11-13 Magnetisch domeingeheugen met thermische inschrijving.

Publications (2)

Publication Number Publication Date
FR2159402A1 true FR2159402A1 (fr) 1973-06-22
FR2159402B1 FR2159402B1 (fr) 1976-10-29

Family

ID=19814474

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7239681A Expired FR2159402B1 (fr) 1971-11-13 1972-11-09

Country Status (8)

Country Link
US (1) US3836895A (fr)
JP (1) JPS5129777B2 (fr)
BE (1) BE791317A (fr)
CA (1) CA977867A (fr)
FR (1) FR2159402B1 (fr)
GB (1) GB1396147A (fr)
NL (1) NL164692C (fr)
SE (1) SE388064B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940750A (en) * 1973-03-26 1976-02-24 International Business Machines Corporation Wall topology storage system
US4052710A (en) * 1973-09-07 1977-10-04 International Business Machines Corporation Systems using lattice arrays of interactive elements
US3913079A (en) * 1974-01-02 1975-10-14 Ibm Magnetic bubble domain pump shift register
US3979737A (en) * 1974-09-20 1976-09-07 Westinghouse Electric Corporation Bistable magnetic bubble domain devices
US4040039A (en) * 1975-08-11 1977-08-02 Sperry Rand Corporation Single wall domain latrix for optical data processing system
JPS5432714A (en) * 1977-08-17 1979-03-10 Yokogawa Hokushin Electric Corp Dc drive linear motor
US4872078A (en) * 1986-04-24 1989-10-03 International Business Machines Corporation Method and apparatus for encoding and direct overwriting of magneto-optic data

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE791239A (fr) * 1971-11-12 1973-05-10 Philips Nv Memoire magnetique
US3786452A (en) * 1972-09-28 1974-01-15 Bell Telephone Labor Inc Single wall domain generator

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
SE388064B (sv) 1976-09-20
JPS4859740A (fr) 1973-08-22
DE2252734A1 (de) 1973-05-17
FR2159402B1 (fr) 1976-10-29
DE2252734B2 (de) 1976-06-10
US3836895A (en) 1974-09-17
BE791317A (fr) 1973-05-14
NL164692C (nl) 1981-01-15
NL164692B (nl) 1980-08-15
CA977867A (en) 1975-11-11
NL7115633A (fr) 1973-05-15
GB1396147A (en) 1975-06-04
JPS5129777B2 (fr) 1976-08-27

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Legal Events

Date Code Title Description
ST Notification of lapse