JPS5752674B2 - - Google Patents
Info
- Publication number
- JPS5752674B2 JPS5752674B2 JP51087492A JP8749276A JPS5752674B2 JP S5752674 B2 JPS5752674 B2 JP S5752674B2 JP 51087492 A JP51087492 A JP 51087492A JP 8749276 A JP8749276 A JP 8749276A JP S5752674 B2 JPS5752674 B2 JP S5752674B2
- 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
-
- 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
- G11C17/08—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements
- G11C17/10—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM
- G11C17/12—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM using field-effect devices
Landscapes
- Read Only Memory (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8749276A JPS5313323A (en) | 1976-07-22 | 1976-07-22 | Semiconductor memory unit and its production |
| GB30939/77A GB1579386A (en) | 1976-07-22 | 1977-07-22 | Semiconductor memory device and method of manufacturing the same |
| US05/818,015 US4144587A (en) | 1976-07-22 | 1977-07-22 | Counting level "1" bits to minimize ROM active elements |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8749276A JPS5313323A (en) | 1976-07-22 | 1976-07-22 | Semiconductor memory unit and its production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5313323A JPS5313323A (en) | 1978-02-06 |
| JPS5752674B2 true JPS5752674B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1982-11-09 |
Family
ID=13916444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8749276A Granted JPS5313323A (en) | 1976-07-22 | 1976-07-22 | Semiconductor memory unit and its production |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5313323A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58183836A (ja) * | 1982-04-19 | 1983-10-27 | Daihatsu Motor Co Ltd | 圧縮比可変式内燃機関 |
| US4671917A (en) * | 1985-07-30 | 1987-06-09 | Japan Abrasive Co., Ltd. | Method and apparatus for cooling molten oxides |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50126339A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1974-03-25 | 1975-10-04 |
-
1976
- 1976-07-22 JP JP8749276A patent/JPS5313323A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5313323A (en) | 1978-02-06 |