BE819134A - Memoire inalterable - Google Patents
Memoire inalterableInfo
- Publication number
- BE819134A BE819134A BE147855A BE147855A BE819134A BE 819134 A BE819134 A BE 819134A BE 147855 A BE147855 A BE 147855A BE 147855 A BE147855 A BE 147855A BE 819134 A BE819134 A BE 819134A
- Authority
- BE
- Belgium
- Prior art keywords
- inalterable
- memory
- inalterable memory
- Prior art date
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US39142573A | 1973-08-23 | 1973-08-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE819134A true BE819134A (fr) | 1974-12-16 |
Family
ID=23546533
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE147855A BE819134A (fr) | 1973-08-23 | 1974-08-23 | Memoire inalterable |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5710513B2 (fr) |
BE (1) | BE819134A (fr) |
CA (1) | CA1042550A (fr) |
CH (1) | CH565429A5 (fr) |
DE (1) | DE2439986C3 (fr) |
FR (1) | FR2241845B1 (fr) |
GB (1) | GB1456608A (fr) |
IT (1) | IT1015218B (fr) |
NL (1) | NL7409643A (fr) |
SE (1) | SE400846B (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4025908A (en) * | 1975-06-24 | 1977-05-24 | International Business Machines Corporation | Dynamic array with clamped bootstrap static input/output circuitry |
JPS5341968A (en) * | 1976-09-29 | 1978-04-15 | Hitachi Ltd | Semiconductor circuit |
US4151603A (en) * | 1977-10-31 | 1979-04-24 | International Business Machines Corporation | Precharged FET ROS array |
DE2855744C3 (de) * | 1978-12-22 | 1982-02-18 | Siemens AG, 1000 Berlin und 8000 München | MOS-integrierte Schaltungsanordnung zur Unterdrückung von in Wortleitungstreibern von Halbleiterspeicher fließenden Ruheströmen |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3614750A (en) * | 1969-07-15 | 1971-10-19 | Ncr Co | Read-only memory circuit |
DE2128014A1 (de) * | 1971-06-05 | 1972-12-14 | Ibm Deutschland | Halbleiterfestwertspeicher |
-
1974
- 1974-05-17 GB GB2220074A patent/GB1456608A/en not_active Expired
- 1974-06-17 FR FR7422160A patent/FR2241845B1/fr not_active Expired
- 1974-06-20 IT IT24187/74A patent/IT1015218B/it active
- 1974-07-17 NL NL7409643A patent/NL7409643A/xx not_active Application Discontinuation
- 1974-08-09 CA CA206,752A patent/CA1042550A/fr not_active Expired
- 1974-08-21 SE SE7410608A patent/SE400846B/xx not_active IP Right Cessation
- 1974-08-21 CH CH1144474A patent/CH565429A5/xx not_active IP Right Cessation
- 1974-08-21 DE DE2439986A patent/DE2439986C3/de not_active Expired
- 1974-08-23 BE BE147855A patent/BE819134A/fr not_active IP Right Cessation
- 1974-08-23 JP JP9629274A patent/JPS5710513B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2439986C3 (de) | 1982-04-15 |
FR2241845B1 (fr) | 1976-06-25 |
AU7126074A (en) | 1976-01-22 |
CH565429A5 (fr) | 1975-08-15 |
SE400846B (sv) | 1978-04-10 |
JPS5074348A (fr) | 1975-06-19 |
SE7410608L (fr) | 1975-02-24 |
NL7409643A (nl) | 1975-02-25 |
FR2241845A1 (fr) | 1975-03-21 |
CA1042550A (fr) | 1978-11-14 |
DE2439986B2 (de) | 1976-05-06 |
GB1456608A (en) | 1976-11-24 |
DE2439986A1 (de) | 1975-07-10 |
JPS5710513B2 (fr) | 1982-02-26 |
IT1015218B (it) | 1977-05-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: INTERNATIONAL BUSINESS MACHINES CORP. Effective date: 19920831 |