JPS561787B2 - - Google Patents
Info
- Publication number
- JPS561787B2 JPS561787B2 JP15298575A JP15298575A JPS561787B2 JP S561787 B2 JPS561787 B2 JP S561787B2 JP 15298575 A JP15298575 A JP 15298575A JP 15298575 A JP15298575 A JP 15298575A JP S561787 B2 JPS561787 B2 JP S561787B2
- Authority
- JP
- Japan
- 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
Landscapes
- Non-Volatile Memory (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50152985A JPS5275988A (en) | 1975-12-22 | 1975-12-22 | Production of semiconductor memory device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50152985A JPS5275988A (en) | 1975-12-22 | 1975-12-22 | Production of semiconductor memory device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5275988A JPS5275988A (en) | 1977-06-25 |
| JPS561787B2 true JPS561787B2 (OSRAM) | 1981-01-16 |
Family
ID=15552434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50152985A Granted JPS5275988A (en) | 1975-12-22 | 1975-12-22 | Production of semiconductor memory device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5275988A (OSRAM) |
-
1975
- 1975-12-22 JP JP50152985A patent/JPS5275988A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5275988A (en) | 1977-06-25 |