GB1379185A - Digital data stores - Google Patents

Digital data stores

Info

Publication number
GB1379185A
GB1379185A GB1940273A GB1940273A GB1379185A GB 1379185 A GB1379185 A GB 1379185A GB 1940273 A GB1940273 A GB 1940273A GB 1940273 A GB1940273 A GB 1940273A GB 1379185 A GB1379185 A GB 1379185A
Authority
GB
United Kingdom
Prior art keywords
cells
row
transistor
cell
bit line
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
GB1940273A
Other languages
English (en)
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
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1379185A publication Critical patent/GB1379185A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
    • G11C11/34—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices
    • G11C11/40—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors
    • G11C11/41—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger
    • G11C11/411—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger using bipolar transistors only
    • G11C11/4116—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using transistors forming static cells with positive feedback, i.e. cells not needing refreshing or charge regeneration, e.g. bistable multivibrator or Schmitt trigger using bipolar transistors only with at least one cell access via separately connected emittors of said transistors or via multiple emittors, e.g. T2L, ECL
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C8/00—Arrangements for selecting an address in a digital store
    • G11C8/16—Multiple access memory array, e.g. addressing one storage element via at least two independent addressing line groups

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Computer Hardware Design (AREA)
  • Static Random-Access Memory (AREA)
  • Read Only Memory (AREA)
GB1940273A 1972-05-04 1973-04-24 Digital data stores Expired GB1379185A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25022572A 1972-05-04 1972-05-04

Publications (1)

Publication Number Publication Date
GB1379185A true GB1379185A (en) 1975-01-02

Family

ID=22946854

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1940273A Expired GB1379185A (en) 1972-05-04 1973-04-24 Digital data stores

Country Status (7)

Country Link
US (1) US3781828A (enExample)
JP (1) JPS4924040A (enExample)
CA (1) CA1023857A (enExample)
DE (1) DE2306866C2 (enExample)
FR (1) FR2182970B1 (enExample)
GB (1) GB1379185A (enExample)
IT (1) IT981197B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4481609A (en) * 1981-08-19 1984-11-06 Fujitsu Limited Semiconductor memory miniaturized by line groups and staggered cells

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4021786A (en) * 1975-10-30 1977-05-03 Fairchild Camera And Instrument Corporation Memory cell circuit and semiconductor structure therefore
DE2719726A1 (de) * 1976-05-03 1977-11-24 Texas Instruments Inc Speicheranordnung
FR2414778A1 (fr) * 1978-01-13 1979-08-10 Thomson Csf Element de memoire statique a acces aleatoire
JPS5562586A (en) * 1978-10-30 1980-05-12 Fujitsu Ltd Semiconductor memory device
US4193127A (en) * 1979-01-02 1980-03-11 International Business Machines Corporation Simultaneous read/write cell
JPS55142487A (en) * 1979-04-25 1980-11-07 Hitachi Ltd Bipolar memory circuit
JPS6034189B2 (ja) * 1980-04-08 1985-08-07 富士通株式会社 半導体記憶装置
US4387445A (en) * 1981-02-24 1983-06-07 International Business Machines Corporation Random access memory cell
DE3348201C2 (en) * 1982-10-18 1988-12-22 Mitsubishi Denki K.K., Tokio/Tokyo, Jp Semiconductor memory device
EP0257987B1 (en) * 1986-08-22 1991-11-06 Fujitsu Limited Semiconductor memory device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE561661A (enExample) * 1956-10-17
FR1370290A (fr) * 1962-09-22 1964-08-21 Ferranti Ltd Dispositif d'emmagasinage d'informations
US3423737A (en) * 1965-06-21 1969-01-21 Ibm Nondestructive read transistor memory cell
US3436738A (en) * 1966-06-28 1969-04-01 Texas Instruments Inc Plural emitter type active element memory
US3618052A (en) * 1969-12-05 1971-11-02 Cogar Corp Bistable memory with predetermined turn-on state

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4481609A (en) * 1981-08-19 1984-11-06 Fujitsu Limited Semiconductor memory miniaturized by line groups and staggered cells

Also Published As

Publication number Publication date
DE2306866C2 (de) 1982-12-30
FR2182970B1 (enExample) 1976-05-21
IT981197B (it) 1974-10-10
US3781828A (en) 1973-12-25
FR2182970A1 (enExample) 1973-12-14
JPS4924040A (enExample) 1974-03-04
CA1023857A (en) 1978-01-03
DE2306866A1 (de) 1973-11-15

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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