GB1232620A - - Google Patents

Info

Publication number
GB1232620A
GB1232620A GB1232620DA GB1232620A GB 1232620 A GB1232620 A GB 1232620A GB 1232620D A GB1232620D A GB 1232620DA GB 1232620 A GB1232620 A GB 1232620A
Authority
GB
United Kingdom
Prior art keywords
junctions
row
read
pair
column
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
Other languages
English (en)
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 filed Critical
Publication of GB1232620A publication Critical patent/GB1232620A/en
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
    • G11C17/14—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM
    • G11C17/16—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM using electrically-fusible links

Landscapes

  • Semiconductor Memories (AREA)
  • Rectifiers (AREA)
  • Read Only Memory (AREA)
  • Measurement Of Current Or Voltage (AREA)
GB1232620D 1967-11-09 1968-10-24 Expired GB1232620A (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEJ0034982 1967-11-09

Publications (1)

Publication Number Publication Date
GB1232620A true GB1232620A (enExample) 1971-05-19

Family

ID=7205269

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1232620D Expired GB1232620A (enExample) 1967-11-09 1968-10-24

Country Status (3)

Country Link
DE (1) DE1524879A1 (enExample)
FR (1) FR1597556A (enExample)
GB (1) GB1232620A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3733690A (en) * 1970-07-13 1973-05-22 Intersil Inc Double junction read only memory and process of manufacture
CA1135854A (en) * 1977-09-30 1982-11-16 Michel Moussie Programmable read only memory cell
FR2490860B1 (fr) * 1980-09-24 1986-11-28 Nippon Telegraph & Telephone Dispositif semi-conducteur de memorisation programmable a lecture seule, de type a jonction en court-circuit

Also Published As

Publication number Publication date
DE1524879A1 (de) 1970-11-26
FR1597556A (enExample) 1970-06-29

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees