FR2295523B1 - - Google Patents
Info
- Publication number
- FR2295523B1 FR2295523B1 FR7528366A FR7528366A FR2295523B1 FR 2295523 B1 FR2295523 B1 FR 2295523B1 FR 7528366 A FR7528366 A FR 7528366A FR 7528366 A FR7528366 A FR 7528366A FR 2295523 B1 FR2295523 B1 FR 2295523B1
- Authority
- FR
- France
- 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
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/68—Floating-gate IGFETs
- H10D30/681—Floating-gate IGFETs having only two programming levels
- H10D30/684—Floating-gate IGFETs having only two programming levels programmed by hot carrier injection
- H10D30/685—Floating-gate IGFETs having only two programming levels programmed by hot carrier injection from the channel
-
- 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
-
- 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
- G11C11/401—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 cells needing refreshing or charge regeneration, i.e. dynamic cells
- G11C11/403—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 cells needing refreshing or charge regeneration, i.e. dynamic cells with charge regeneration common to a multiplicity of memory cells, i.e. external refresh
- G11C11/404—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 cells needing refreshing or charge regeneration, i.e. dynamic cells with charge regeneration common to a multiplicity of memory cells, i.e. external refresh with one charge-transfer gate, e.g. MOS transistor, per cell
-
- 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
- G11C16/0408—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells containing floating gate transistors
- G11C16/0416—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells containing floating gate transistors comprising cells containing a single floating gate transistor and no select transistor, e.g. UV EPROM
-
- 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
- G11C16/0408—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells containing floating gate transistors
- G11C16/0425—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells containing floating gate transistors comprising cells containing a merged floating gate and select transistor
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/10—Programming or data input circuits
- G11C16/14—Circuits for erasing electrically, e.g. erase voltage switching circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/10—Programming or data input circuits
- G11C16/14—Circuits for erasing electrically, e.g. erase voltage switching circuits
- G11C16/16—Circuits for erasing electrically, e.g. erase voltage switching circuits for erasing blocks, e.g. arrays, words, groups
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D99/00—Subject matter not provided for in other groups of this subclass
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Non-Volatile Memory (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742445091 DE2445091A1 (de) | 1974-09-20 | 1974-09-20 | Speicher-fet mit isoliertem, floatendem speichergate |
DE2505824A DE2505824C3 (de) | 1975-02-12 | 1975-02-12 | n-Kanal-Speicher-FET |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2295523A1 FR2295523A1 (fr) | 1976-07-16 |
FR2295523B1 true FR2295523B1 (enrdf_load_stackoverflow) | 1981-10-09 |
Family
ID=25767730
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7528366A Granted FR2295523A1 (fr) | 1974-09-20 | 1975-09-16 | Transistor a effet de champ de memorisation a porte de memorisation flottante et isolee |
Country Status (9)
Country | Link |
---|---|
JP (1) | JPS5157292A (enrdf_load_stackoverflow) |
BE (1) | BE833631A (enrdf_load_stackoverflow) |
CH (1) | CH601895A5 (enrdf_load_stackoverflow) |
DK (1) | DK422975A (enrdf_load_stackoverflow) |
FR (1) | FR2295523A1 (enrdf_load_stackoverflow) |
GB (1) | GB1517925A (enrdf_load_stackoverflow) |
IT (1) | IT1042648B (enrdf_load_stackoverflow) |
NL (1) | NL7510943A (enrdf_load_stackoverflow) |
SE (1) | SE415415B (enrdf_load_stackoverflow) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4115914A (en) * | 1976-03-26 | 1978-09-26 | Hughes Aircraft Company | Electrically erasable non-volatile semiconductor memory |
JPS55105374A (en) * | 1979-02-07 | 1980-08-12 | Nec Corp | Nonvolatile semiconductor memory |
SE8301228L (sv) * | 1982-03-09 | 1984-08-19 | Rca Corp | Halvledarminne med frisvevande styre |
IT1201834B (it) * | 1986-07-10 | 1989-02-02 | Sgs Microelettronica Spa | Dispositivo di memoria non volatile a semiconduttore |
-
1975
- 1975-09-09 GB GB36979/75A patent/GB1517925A/en not_active Expired
- 1975-09-16 FR FR7528366A patent/FR2295523A1/fr active Granted
- 1975-09-16 CH CH1197875A patent/CH601895A5/xx not_active IP Right Cessation
- 1975-09-17 NL NL7510943A patent/NL7510943A/xx unknown
- 1975-09-18 SE SE7510484A patent/SE415415B/xx not_active IP Right Cessation
- 1975-09-18 IT IT27362/75A patent/IT1042648B/it active
- 1975-09-19 BE BE160216A patent/BE833631A/xx not_active IP Right Cessation
- 1975-09-19 JP JP50113524A patent/JPS5157292A/ja active Pending
- 1975-09-19 DK DK422975A patent/DK422975A/da unknown
Also Published As
Publication number | Publication date |
---|---|
SE7510484L (sv) | 1976-05-17 |
NL7510943A (nl) | 1976-03-23 |
FR2295523A1 (fr) | 1976-07-16 |
GB1517925A (en) | 1978-07-19 |
JPS5157292A (enrdf_load_stackoverflow) | 1976-05-19 |
IT1042648B (it) | 1980-01-30 |
BE833631A (fr) | 1976-03-19 |
SE415415B (sv) | 1980-09-29 |
CH601895A5 (enrdf_load_stackoverflow) | 1978-07-14 |
DK422975A (da) | 1976-03-21 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |