DE68915196D1 - Nichtflüchtige RAM-Zelle. - Google Patents

Nichtflüchtige RAM-Zelle.

Info

Publication number
DE68915196D1
DE68915196D1 DE68915196T DE68915196T DE68915196D1 DE 68915196 D1 DE68915196 D1 DE 68915196D1 DE 68915196 T DE68915196 T DE 68915196T DE 68915196 T DE68915196 T DE 68915196T DE 68915196 D1 DE68915196 D1 DE 68915196D1
Authority
DE
Germany
Prior art keywords
volatile ram
ram cell
cell
volatile
ram
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 - Lifetime
Application number
DE68915196T
Other languages
English (en)
Other versions
DE68915196T2 (de
Inventor
Daniel Burns
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.)
Hughes Microelectronics Ltd
Original Assignee
Hughes Microelectronics Ltd
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 Hughes Microelectronics Ltd filed Critical Hughes Microelectronics Ltd
Publication of DE68915196D1 publication Critical patent/DE68915196D1/de
Application granted granted Critical
Publication of DE68915196T2 publication Critical patent/DE68915196T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G11C11/36—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using diodes, e.g. as threshold elements, i.e. diodes assuming a stable ON-stage when driven above their threshold (S- or N-characteristic)
    • G11C11/38—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using semiconductor devices using diodes, e.g. as threshold elements, i.e. diodes assuming a stable ON-stage when driven above their threshold (S- or N-characteristic) using tunnel diodes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C14/00—Digital stores characterised by arrangements of cells having volatile and non-volatile storage properties for back-up when the power is down

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Static Random-Access Memory (AREA)
  • Read Only Memory (AREA)
  • Non-Volatile Memory (AREA)
DE68915196T 1988-03-25 1989-03-16 Nichtflüchtige RAM-Zelle. Expired - Lifetime DE68915196T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888807225A GB8807225D0 (en) 1988-03-25 1988-03-25 Nonvolatile ram cell

Publications (2)

Publication Number Publication Date
DE68915196D1 true DE68915196D1 (de) 1994-06-16
DE68915196T2 DE68915196T2 (de) 1994-08-18

Family

ID=10634146

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68915196T Expired - Lifetime DE68915196T2 (de) 1988-03-25 1989-03-16 Nichtflüchtige RAM-Zelle.

Country Status (6)

Country Link
US (1) US5051956A (de)
EP (1) EP0334550B1 (de)
JP (1) JP2750337B2 (de)
KR (1) KR890015274A (de)
DE (1) DE68915196T2 (de)
GB (1) GB8807225D0 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3401395B2 (ja) * 1996-12-25 2003-04-28 シャープ株式会社 不揮発性半導体メモリのデータ書き込み回路
US6445029B1 (en) 2000-10-24 2002-09-03 International Business Machines Corporation NVRAM array device with enhanced write and erase
US7259410B2 (en) 2001-07-25 2007-08-21 Nantero, Inc. Devices having horizontally-disposed nanofabric articles and methods of making the same
US6924538B2 (en) 2001-07-25 2005-08-02 Nantero, Inc. Devices having vertically-disposed nanofabric articles and methods of making the same
US6706402B2 (en) 2001-07-25 2004-03-16 Nantero, Inc. Nanotube films and articles
US6911682B2 (en) 2001-12-28 2005-06-28 Nantero, Inc. Electromechanical three-trace junction devices
US7566478B2 (en) 2001-07-25 2009-07-28 Nantero, Inc. Methods of making carbon nanotube films, layers, fabrics, ribbons, elements and articles
US6643165B2 (en) 2001-07-25 2003-11-04 Nantero, Inc. Electromechanical memory having cell selection circuitry constructed with nanotube technology
US6574130B2 (en) 2001-07-25 2003-06-03 Nantero, Inc. Hybrid circuit having nanotube electromechanical memory
US6919592B2 (en) 2001-07-25 2005-07-19 Nantero, Inc. Electromechanical memory array using nanotube ribbons and method for making same
US6835591B2 (en) 2001-07-25 2004-12-28 Nantero, Inc. Methods of nanotube films and articles
US7176505B2 (en) 2001-12-28 2007-02-13 Nantero, Inc. Electromechanical three-trace junction devices
US6784028B2 (en) 2001-12-28 2004-08-31 Nantero, Inc. Methods of making electromechanical three-trace junction devices
US7335395B2 (en) 2002-04-23 2008-02-26 Nantero, Inc. Methods of using pre-formed nanotubes to make carbon nanotube films, layers, fabrics, ribbons, elements and articles
US7560136B2 (en) 2003-01-13 2009-07-14 Nantero, Inc. Methods of using thin metal layers to make carbon nanotube films, layers, fabrics, ribbons, elements and articles

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4132904A (en) * 1977-07-28 1979-01-02 Hughes Aircraft Company Volatile/non-volatile logic latch circuit
GB2000407B (en) * 1977-06-27 1982-01-27 Hughes Aircraft Co Volatile/non-volatile logic latch circuit
US4236231A (en) * 1979-10-09 1980-11-25 Harris Corporation Programmable threshold switchable resistive memory cell array
GB2063601B (en) * 1979-11-12 1984-02-29 Hughes Microelectronics Ltd Non-volatile semiconductor memory circuits
US4333166A (en) * 1979-12-10 1982-06-01 Hughes Aircraft Company Semiconductor memory circuits
US4313106A (en) * 1980-06-30 1982-01-26 Rca Corporation Electrically programmable logic array
US4387444A (en) * 1980-07-07 1983-06-07 Hughes Aircraft Company Non-volatile semiconductor memory cells
US4348745A (en) * 1980-10-27 1982-09-07 Hughes Aircraft Company Non-volatile random access memory having non-inverted storage
FR2517142A1 (fr) * 1981-11-20 1983-05-27 Efcis Bascule bistable a stockage non volatil et a repositionnement statique
FR2543726B1 (fr) * 1983-03-31 1985-06-14 Efcis Cellule de memoire ram non volatile a transistors cmos a grille flottante commune
US4672580A (en) * 1985-04-30 1987-06-09 Advanced Micro Devices, Inc. Memory cell providing simultaneous non-destructive access to volatile and non-volatile data
NL8501631A (nl) * 1985-06-06 1987-01-02 Philips Nv Niet vluchtige, programmeerbare, statische geheugencel en een niet vluchtig, programmeerbaar statisch geheugen.
US4685085A (en) * 1985-06-17 1987-08-04 Rockwell International Corporation Non-volatile ram cell with charge pumps
US4651303A (en) * 1985-09-23 1987-03-17 Thomson Components--Mostek Corporation Non-volatile memory cell

Also Published As

Publication number Publication date
EP0334550A3 (de) 1991-09-18
US5051956A (en) 1991-09-24
JPH0212695A (ja) 1990-01-17
EP0334550A2 (de) 1989-09-27
GB8807225D0 (en) 1988-04-27
EP0334550B1 (de) 1994-05-11
KR890015274A (ko) 1989-10-28
DE68915196T2 (de) 1994-08-18
JP2750337B2 (ja) 1998-05-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition