FR1375224A - Improvements to digital data storage devices - Google Patents

Improvements to digital data storage devices

Info

Publication number
FR1375224A
FR1375224A FR946512A FR946512A FR1375224A FR 1375224 A FR1375224 A FR 1375224A FR 946512 A FR946512 A FR 946512A FR 946512 A FR946512 A FR 946512A FR 1375224 A FR1375224 A FR 1375224A
Authority
FR
France
Prior art keywords
data storage
storage devices
digital data
digital
devices
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
FR946512A
Other languages
French (fr)
Inventor
Charles Edward Owen
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 GB3382662A external-priority patent/GB976169A/en
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Priority to FR946512A priority Critical patent/FR1375224A/en
Application granted granted Critical
Publication of FR1375224A publication Critical patent/FR1375224A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
    • H03K17/62—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors
    • H03K17/6221—Switching arrangements with several input- output-terminals, e.g. multiplexers, distributors combined with selecting means
    • 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
    • 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
    • G11C17/06—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using diode elements
    • 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
    • G11C17/08—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements
    • 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
    • G11C17/08—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements
    • G11C17/10—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM
    • G11C17/12—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM using field-effect devices
FR946512A 1962-09-04 1963-09-04 Improvements to digital data storage devices Expired FR1375224A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR946512A FR1375224A (en) 1962-09-04 1963-09-04 Improvements to digital data storage devices

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3382662A GB976169A (en) 1962-09-04 1962-09-04 Improvements in data storage or code conversion arrays
FR946512A FR1375224A (en) 1962-09-04 1963-09-04 Improvements to digital data storage devices

Publications (1)

Publication Number Publication Date
FR1375224A true FR1375224A (en) 1964-10-16

Family

ID=26203204

Family Applications (1)

Application Number Title Priority Date Filing Date
FR946512A Expired FR1375224A (en) 1962-09-04 1963-09-04 Improvements to digital data storage devices

Country Status (1)

Country Link
FR (1) FR1375224A (en)

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