DE69530649D1 - Ferroelektrischer Speicher - Google Patents
Ferroelektrischer SpeicherInfo
- Publication number
- DE69530649D1 DE69530649D1 DE69530649T DE69530649T DE69530649D1 DE 69530649 D1 DE69530649 D1 DE 69530649D1 DE 69530649 T DE69530649 T DE 69530649T DE 69530649 T DE69530649 T DE 69530649T DE 69530649 D1 DE69530649 D1 DE 69530649D1
- Authority
- DE
- Germany
- Prior art keywords
- ferroelectric memory
- ferroelectric
- memory
- 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 - Fee Related
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
- G11C11/22—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using ferroelectric elements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Dram (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22792194 | 1994-09-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69530649D1 true DE69530649D1 (de) | 2003-06-12 |
DE69530649T2 DE69530649T2 (de) | 2003-11-27 |
Family
ID=16868389
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69530649T Expired - Fee Related DE69530649T2 (de) | 1994-09-22 | 1995-02-09 | Ferroelektrischer Speicher |
Country Status (5)
Country | Link |
---|---|
US (1) | US5898608A (de) |
EP (2) | EP0706187B1 (de) |
KR (1) | KR100253878B1 (de) |
DE (1) | DE69530649T2 (de) |
TW (1) | TW378323B (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11260054A (ja) * | 1998-01-08 | 1999-09-24 | Mitsubishi Electric Corp | ダイナミック型半導体記憶装置 |
JP4490514B2 (ja) * | 1998-10-08 | 2010-06-30 | 株式会社東芝 | 強誘電体メモリ |
JP2000268581A (ja) * | 1999-03-17 | 2000-09-29 | Fujitsu Ltd | Romデータを保持する強誘電体メモリ装置 |
DE19913108A1 (de) * | 1999-03-23 | 2000-10-05 | Siemens Ag | Integrierter Speicher mit Speicherzellen und Referenzzellen sowie Betriebsverfahren für einen solchen Speicher |
JP3971536B2 (ja) * | 1999-09-14 | 2007-09-05 | 松下電器産業株式会社 | 強誘電体メモリ装置 |
JP2004288282A (ja) * | 2003-03-20 | 2004-10-14 | Fujitsu Ltd | 半導体装置 |
US6965522B2 (en) * | 2004-03-17 | 2005-11-15 | Macronix International Co., Ltd. | Tunneling diode magnetic junction memory |
JP4477629B2 (ja) * | 2004-03-24 | 2010-06-09 | 富士通マイクロエレクトロニクス株式会社 | 強誘電体メモリ |
KR100562646B1 (ko) * | 2004-12-22 | 2006-03-20 | 주식회사 하이닉스반도체 | 저전압용 반도체 메모리 장치 |
JP4804133B2 (ja) * | 2005-12-06 | 2011-11-02 | ルネサスエレクトロニクス株式会社 | 不揮発性半導体記憶装置 |
US9721639B1 (en) * | 2016-06-21 | 2017-08-01 | Micron Technology, Inc. | Memory cell imprint avoidance |
EP3507831B1 (de) | 2016-08-31 | 2021-03-03 | Micron Technology, Inc. | Speicherarrays |
KR102171724B1 (ko) | 2016-08-31 | 2020-10-30 | 마이크론 테크놀로지, 인크 | 메모리 셀 및 메모리 어레이 |
EP3507830A4 (de) | 2016-08-31 | 2020-04-01 | Micron Technology, Inc. | Speicherzellen und speicherarrays |
US11211384B2 (en) | 2017-01-12 | 2021-12-28 | Micron Technology, Inc. | Memory cells, arrays of two transistor-one capacitor memory cells, methods of forming an array of two transistor-one capacitor memory cells, and methods used in fabricating integrated circuitry |
EP3676835A4 (de) | 2017-08-29 | 2020-08-19 | Micron Technology, Inc. | Speicherschaltung |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US495572A (en) * | 1893-04-18 | Paul warnstorf | ||
US4873664A (en) * | 1987-02-12 | 1989-10-10 | Ramtron Corporation | Self restoring ferroelectric memory |
US4893272A (en) * | 1988-04-22 | 1990-01-09 | Ramtron Corporation | Ferroelectric retention method |
JPH088339B2 (ja) * | 1988-10-19 | 1996-01-29 | 株式会社東芝 | 半導体メモリ |
US5270967A (en) * | 1991-01-16 | 1993-12-14 | National Semiconductor Corporation | Refreshing ferroelectric capacitors |
WO1993012542A1 (en) * | 1991-12-13 | 1993-06-24 | Symetrix Corporation | Layered superlattice material applications |
US5469401A (en) * | 1992-07-14 | 1995-11-21 | Mosaid Technologies Incorporated | Column redundancy scheme for DRAM using normal and redundant column decoders programmed with defective array address and defective column address |
KR970000870B1 (ko) * | 1992-12-02 | 1997-01-20 | 마쯔시다덴기산교 가부시기가이샤 | 반도체메모리장치 |
US5432731A (en) * | 1993-03-08 | 1995-07-11 | Motorola, Inc. | Ferroelectric memory cell and method of sensing and writing the polarization state thereof |
US5430671A (en) * | 1993-04-09 | 1995-07-04 | Matsushita Electric Industrial Co., Ltd. | Semiconductor memory device |
JP3274220B2 (ja) * | 1993-04-16 | 2002-04-15 | 株式会社日立製作所 | 半導体メモリおよびその駆動方法 |
US5406510A (en) * | 1993-07-15 | 1995-04-11 | Symetrix Corporation | Non-volatile memory |
JPH0845279A (ja) * | 1994-08-01 | 1996-02-16 | Hitachi Ltd | 不揮発性半導体記憶装置及びその操作方法 |
US5487030A (en) * | 1994-08-26 | 1996-01-23 | Hughes Aircraft Company | Ferroelectric interruptible read memory |
US5640030A (en) * | 1995-05-05 | 1997-06-17 | International Business Machines Corporation | Double dense ferroelectric capacitor cell memory |
-
1994
- 1994-11-14 TW TW083110528A patent/TW378323B/zh active
-
1995
- 1995-02-09 EP EP95101792A patent/EP0706187B1/de not_active Expired - Lifetime
- 1995-02-09 EP EP02013183A patent/EP1265250A3/de not_active Withdrawn
- 1995-02-09 DE DE69530649T patent/DE69530649T2/de not_active Expired - Fee Related
- 1995-09-22 KR KR1019950031279A patent/KR100253878B1/ko not_active IP Right Cessation
-
1997
- 1997-01-23 US US08/787,833 patent/US5898608A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP1265250A3 (de) | 2004-05-26 |
DE69530649T2 (de) | 2003-11-27 |
EP0706187A2 (de) | 1996-04-10 |
KR960012004A (ko) | 1996-04-20 |
TW378323B (en) | 2000-01-01 |
EP1265250A2 (de) | 2002-12-11 |
EP0706187A3 (de) | 1997-11-26 |
KR100253878B1 (ko) | 2000-04-15 |
EP0706187B1 (de) | 2003-05-07 |
US5898608A (en) | 1999-04-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |
|
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |