FR1215598A - Mémoire permanente à noyaux magnétiques bistables, groupés en rangées de m unités - Google Patents

Mémoire permanente à noyaux magnétiques bistables, groupés en rangées de m unités

Info

Publication number
FR1215598A
FR1215598A FR768923A FR768923A FR1215598A FR 1215598 A FR1215598 A FR 1215598A FR 768923 A FR768923 A FR 768923A FR 768923 A FR768923 A FR 768923A FR 1215598 A FR1215598 A FR 1215598A
Authority
FR
France
Prior art keywords
grouped
rows
units
magnetic cores
permanent memory
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
FR768923A
Other languages
English (en)
French (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
Application granted granted Critical
Publication of FR1215598A publication Critical patent/FR1215598A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
    • G11C17/02—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using magnetic or inductive elements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/74—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of diodes
    • H03K17/76—Switching arrangements with several input- or output-terminals, e.g. multiplexers, distributors
FR768923A 1957-06-28 1958-06-26 Mémoire permanente à noyaux magnétiques bistables, groupés en rangées de m unités Expired FR1215598A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL218542 1957-06-28

Publications (1)

Publication Number Publication Date
FR1215598A true FR1215598A (fr) 1960-04-19

Family

ID=19750918

Family Applications (1)

Application Number Title Priority Date Filing Date
FR768923A Expired FR1215598A (fr) 1957-06-28 1958-06-26 Mémoire permanente à noyaux magnétiques bistables, groupés en rangées de m unités

Country Status (8)

Country Link
US (1) US2968029A (instruction)
JP (1) JPS3513412B1 (instruction)
BE (1) BE568955A (instruction)
CH (1) CH368524A (instruction)
DE (1) DE1108956B (instruction)
FR (1) FR1215598A (instruction)
GB (1) GB841449A (instruction)
NL (2) NL218542A (instruction)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL111844C (instruction) * 1959-10-20
NL128240C (instruction) * 1962-12-18
DE1181276B (de) * 1963-05-02 1964-11-12 Zuse K G Datengeber aus matrixfoermig angeordneten Ferrit-Ringkernen
US3419855A (en) * 1964-12-24 1968-12-31 Gen Motors Corp Coincident current wired core memory for computers
US3488641A (en) * 1965-08-24 1970-01-06 Gen Motors Corp Coincident current read only memory using linear magnetic elements
US3518638A (en) * 1966-01-11 1970-06-30 Us Navy Magnetic core memory matrix wiring rearrangement

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733861A (en) * 1952-08-01 1956-02-07 Universal sw
US2691152A (en) * 1953-01-13 1954-10-05 Rca Corp Magnetic switching system

Also Published As

Publication number Publication date
NL96801C (instruction)
JPS3513412B1 (instruction) 1960-09-15
DE1108956B (de) 1961-06-15
US2968029A (en) 1961-01-10
BE568955A (instruction)
GB841449A (en) 1960-07-13
CH368524A (de) 1963-04-15
NL218542A (instruction)

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