GB1297884A - - Google Patents

Info

Publication number
GB1297884A
GB1297884A GB1288471*[A GB1297884DA GB1297884A GB 1297884 A GB1297884 A GB 1297884A GB 1297884D A GB1297884D A GB 1297884DA GB 1297884 A GB1297884 A GB 1297884A
Authority
GB
United Kingdom
Prior art keywords
source
transistors
read
memory comprises
digital data
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
GB1288471*[A
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 GB1297884A publication Critical patent/GB1297884A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable
    • G11C16/04—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS
    • G11C16/0466—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells with charge storage in an insulating layer, e.g. metal-nitride-oxide-silicon [MNOS], silicon-oxide-nitride-oxide-silicon [SONOS]

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Static Random-Access Memory (AREA)
  • Semiconductor Memories (AREA)
  • Dram (AREA)
  • Read Only Memory (AREA)
GB1288471*[A 1967-12-14 1971-05-04 Expired GB1297884A (OSRAM)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US69046967A 1967-12-14 1967-12-14
GB1288471 1971-05-04
NLAANVRAGE7106676,A NL178367C (nl) 1967-12-14 1971-05-14 Inrichting voor het opslaan van digitale informatie.
FR7117914A FR2137295B1 (OSRAM) 1967-12-14 1971-05-18
DE2125680A DE2125680C3 (de) 1967-12-14 1971-05-24 Speicher mit Feldeffekttransistoren mit veränderlichem Leitfähigkeitsschwellwert

Publications (1)

Publication Number Publication Date
GB1297884A true GB1297884A (OSRAM) 1972-11-29

Family

ID=27510166

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1288471*[A Expired GB1297884A (OSRAM) 1967-12-14 1971-05-04

Country Status (5)

Country Link
US (1) US3624618A (OSRAM)
DE (1) DE2125680C3 (OSRAM)
FR (1) FR2137295B1 (OSRAM)
GB (1) GB1297884A (OSRAM)
NL (1) NL178367C (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4056807A (en) * 1976-08-16 1977-11-01 Bell Telephone Laboratories, Incorporated Electronically alterable diode logic circuit

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL298671A (OSRAM) * 1963-10-01
US3508211A (en) * 1967-06-23 1970-04-21 Sperry Rand Corp Electrically alterable non-destructive readout field effect transistor memory
US3623023A (en) * 1967-12-01 1971-11-23 Sperry Rand Corp Variable threshold transistor memory using pulse coincident writing
US3590337A (en) * 1968-10-14 1971-06-29 Sperry Rand Corp Plural dielectric layered electrically alterable non-destructive readout memory element
US3549911A (en) * 1968-12-05 1970-12-22 Rca Corp Variable threshold level field effect memory device
US3618051A (en) * 1969-05-09 1971-11-02 Sperry Rand Corp Nonvolatile read-write memory with addressing
GB1329220A (en) * 1969-08-11 1973-09-05 California Inst Of Techn Stored charge device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4056807A (en) * 1976-08-16 1977-11-01 Bell Telephone Laboratories, Incorporated Electronically alterable diode logic circuit

Also Published As

Publication number Publication date
US3624618A (en) 1971-11-30
NL178367C (nl) 1986-03-03
DE2125680B2 (OSRAM) 1980-09-25
FR2137295B1 (OSRAM) 1976-03-19
NL7106676A (OSRAM) 1972-11-16
NL178367B (nl) 1985-10-01
DE2125680A1 (de) 1972-12-07
DE2125680C3 (de) 1981-06-19
FR2137295A1 (OSRAM) 1972-12-29

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee