GB1544314A - Non-volatile semiconductor memory device - Google Patents
Non-volatile semiconductor memory deviceInfo
- Publication number
- GB1544314A GB1544314A GB5053377A GB5053377A GB1544314A GB 1544314 A GB1544314 A GB 1544314A GB 5053377 A GB5053377 A GB 5053377A GB 5053377 A GB5053377 A GB 5053377A GB 1544314 A GB1544314 A GB 1544314A
- Authority
- GB
- United Kingdom
- Prior art keywords
- memory device
- semiconductor memory
- volatile semiconductor
- volatile
- semiconductor
- 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
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
- H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
- H03K3/353—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of field-effect transistors with internal or external positive feedback
- H03K3/356—Bistable circuits
- H03K3/356008—Bistable circuits ensuring a predetermined initial state when the supply voltage has been applied; storing the actual state when the supply voltage fails
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14798276A JPS5372429A (en) | 1976-12-09 | 1976-12-09 | Non-volatile semiconductor memory unit |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1544314A true GB1544314A (en) | 1979-04-19 |
Family
ID=15442485
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB5053377A Expired GB1544314A (en) | 1976-12-09 | 1977-12-05 | Non-volatile semiconductor memory device |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS5372429A (en) |
DE (1) | DE2754987C2 (en) |
GB (1) | GB1544314A (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0041520A1 (en) * | 1979-11-13 | 1981-12-16 | Ncr Co | Static volatile/non-volatile ram cell. |
GB2171571A (en) * | 1985-02-27 | 1986-08-28 | Hughes Microelectronics Ltd | Non-volatile memory |
US5434811A (en) * | 1987-11-19 | 1995-07-18 | National Semiconductor Corporation | Non-destructive read ferroelectric based memory circuit |
US5536672A (en) * | 1987-10-08 | 1996-07-16 | National Semiconductor Corporation | Fabrication of ferroelectric capacitor and memory cell |
EP1164640A1 (en) * | 2000-01-24 | 2001-12-19 | Sony Corporation | Semiconductor device and manufacture thereof |
US7672151B1 (en) | 1987-06-02 | 2010-03-02 | Ramtron International Corporation | Method for reading non-volatile ferroelectric capacitor memory cell |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55111174A (en) * | 1979-02-21 | 1980-08-27 | Nec Corp | Nonvolatile semiconductor memory device |
JPS56500109A (en) * | 1979-03-13 | 1981-02-05 | ||
US4873664A (en) * | 1987-02-12 | 1989-10-10 | Ramtron Corporation | Self restoring ferroelectric memory |
US4809225A (en) * | 1987-07-02 | 1989-02-28 | Ramtron Corporation | Memory cell with volatile and non-volatile portions having ferroelectric capacitors |
KR930015015A (en) * | 1991-12-20 | 1993-07-23 | 윌리엄 이. 힐러 | Memory Cells with Ferroelectric Capacitors |
US7050323B2 (en) | 2002-08-29 | 2006-05-23 | Texas Instruments Incorporated | Ferroelectric memory |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3662351A (en) * | 1970-03-30 | 1972-05-09 | Ibm | Alterable-latent image monolithic memory |
JPS5213916B2 (en) * | 1972-04-13 | 1977-04-18 | ||
JPS5721796B2 (en) * | 1974-01-29 | 1982-05-10 | ||
GB1516134A (en) * | 1975-05-20 | 1978-06-28 | Plessey Co Ltd | Electrical information store |
-
1976
- 1976-12-09 JP JP14798276A patent/JPS5372429A/en active Granted
-
1977
- 1977-12-05 GB GB5053377A patent/GB1544314A/en not_active Expired
- 1977-12-09 DE DE19772754987 patent/DE2754987C2/en not_active Expired
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0041520A1 (en) * | 1979-11-13 | 1981-12-16 | Ncr Co | Static volatile/non-volatile ram cell. |
EP0041520A4 (en) * | 1979-11-13 | 1984-03-26 | Ncr Corp | Static volatile/non-volatile ram cell. |
GB2171571A (en) * | 1985-02-27 | 1986-08-28 | Hughes Microelectronics Ltd | Non-volatile memory |
US4730274A (en) * | 1985-02-27 | 1988-03-08 | Hughes Aircraft Company | Non-volatile memory with predictable failure modes and method of data storage and retrieval |
GB2171571B (en) * | 1985-02-27 | 1989-06-14 | Hughes Microelectronics Ltd | Non-volatile memory with predictable failure modes and method of data storage and retrieval |
US7672151B1 (en) | 1987-06-02 | 2010-03-02 | Ramtron International Corporation | Method for reading non-volatile ferroelectric capacitor memory cell |
US7924599B1 (en) | 1987-06-02 | 2011-04-12 | Ramtron International Corporation | Non-volatile memory circuit using ferroelectric capacitor storage element |
US8018754B1 (en) | 1987-06-02 | 2011-09-13 | National Semiconductor Corporation | Non-volatile memory circuit using ferroelectric capacitor storage element |
US8023308B1 (en) | 1987-06-02 | 2011-09-20 | National Semiconductor Corporation | Non-volatile memory circuit using ferroelectric capacitor storage element |
US5536672A (en) * | 1987-10-08 | 1996-07-16 | National Semiconductor Corporation | Fabrication of ferroelectric capacitor and memory cell |
US5434811A (en) * | 1987-11-19 | 1995-07-18 | National Semiconductor Corporation | Non-destructive read ferroelectric based memory circuit |
EP1164640A1 (en) * | 2000-01-24 | 2001-12-19 | Sony Corporation | Semiconductor device and manufacture thereof |
EP1164640A4 (en) * | 2000-01-24 | 2007-09-26 | Sony Corp | SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME |
Also Published As
Publication number | Publication date |
---|---|
DE2754987C2 (en) | 1984-11-22 |
JPS5372429A (en) | 1978-06-27 |
JPS5723354B2 (en) | 1982-05-18 |
DE2754987A1 (en) | 1978-06-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
746 | Register noted 'licences of right' (sect. 46/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |