JPS50120225A - - Google Patents
Info
- Publication number
- JPS50120225A JPS50120225A JP1939975A JP1939975A JPS50120225A JP S50120225 A JPS50120225 A JP S50120225A JP 1939975 A JP1939975 A JP 1939975A JP 1939975 A JP1939975 A JP 1939975A JP S50120225 A JPS50120225 A JP S50120225A
- 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.)
- Pending
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
- G11C17/14—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM
- G11C17/16—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM using electrically-fusible links
Landscapes
- Read Only Memory (AREA)
- Semiconductor Memories (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7405137A FR2261594A1 (en) | 1974-02-15 | 1974-02-15 | Programmable fixed store using emitter coupled logic - has data stored in form of burned out resistors in transistor collector circuits |
FR7435842A FR2289026A2 (fr) | 1974-10-25 | 1974-10-25 | Memoire morte programmable |
FR7436453A FR2289999A2 (fr) | 1974-10-31 | 1974-10-31 | Memoire morte programmable |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS50120225A true JPS50120225A (ja) | 1975-09-20 |
Family
ID=27250251
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1939975A Pending JPS50120225A (ja) | 1974-02-15 | 1975-02-15 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3976983A (ja) |
JP (1) | JPS50120225A (ja) |
CA (1) | CA1044370A (ja) |
DE (1) | DE2505186C3 (ja) |
GB (1) | GB1498741A (ja) |
IT (1) | IT1031700B (ja) |
NL (1) | NL7501534A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5148944A (en) * | 1974-10-24 | 1976-04-27 | Nippon Electric Co | Puroguramaburu rom handotaishusekikairo |
JPS5388540A (en) * | 1977-01-17 | 1978-08-04 | Hitachi Ltd | Memory cell |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4119958A (en) * | 1975-10-23 | 1978-10-10 | The Singer Company | Method for achieving high accuracy performance from conventional tracking synchro to digital converter |
US4101974A (en) * | 1975-12-31 | 1978-07-18 | Motorola, Inc. | Personalizable read-only memory |
GB1553250A (en) * | 1976-08-03 | 1979-09-26 | Nat Res Dev | Unidirectional signal paths |
US4307379A (en) * | 1977-11-10 | 1981-12-22 | Raytheon Company | Integrated circuit component |
JPS55142475A (en) * | 1979-04-23 | 1980-11-07 | Fujitsu Ltd | Decoder circuit |
DE3068498D1 (en) * | 1979-05-09 | 1984-08-16 | Int Computers Ltd | Hierarchical data storage system |
JPS5763854A (en) * | 1980-10-07 | 1982-04-17 | Toshiba Corp | Semiconductor device |
DE3202543C2 (de) * | 1982-01-27 | 1984-01-19 | Texas Instruments Deutschland Gmbh, 8050 Freising | Schaltungsanordnung zum Prüfen der Übereinstimmung von zwei Binärwörtern |
US4791602A (en) * | 1983-04-14 | 1988-12-13 | Control Data Corporation | Soft programmable logic array |
US5023775A (en) * | 1985-02-14 | 1991-06-11 | Intel Corporation | Software programmable logic array utilizing "and" and "or" gates |
US4722822A (en) * | 1985-11-27 | 1988-02-02 | Advanced Micro Devices, Inc. | Column-current multiplexing driver circuit for high density proms |
US4670813A (en) * | 1985-11-29 | 1987-06-02 | The Perkin-Elmer Corporation | Programmable lamp plug |
US4887241A (en) * | 1986-07-31 | 1989-12-12 | Advanced Micro Devices, Inc. | ECL PROM programming method and apparatus using ECL addressing means |
FR2633420B1 (fr) * | 1988-06-28 | 1992-02-21 | Schlumberger Ind Sa | Support d'informations et systeme de gestion de tels supports |
US5780918A (en) * | 1990-05-22 | 1998-07-14 | Seiko Epson Corporation | Semiconductor integrated circuit device having a programmable adjusting element in the form of a fuse mounted on a margin of the device and a method of manufacturing the same |
FR2674060B1 (fr) * | 1991-03-14 | 1993-05-28 | Gemplus Card Int | Procede de programmation pour memoire integree, notamment pour carte a memoire. |
US7070590B1 (en) * | 1996-07-02 | 2006-07-04 | Massachusetts Institute Of Technology | Microchip drug delivery devices |
US5991220A (en) * | 1998-03-09 | 1999-11-23 | Lucent Technologies, Inc. | Software programmable write-once fuse memory |
CN100594892C (zh) * | 2002-08-16 | 2010-03-24 | 微芯片公司 | 使用电热消融的受控释放的装置和方法 |
DE102016115939B4 (de) * | 2016-08-26 | 2021-05-27 | Infineon Technologies Ag | Einmal programmierbare Speicherzelle und Speicheranordnung |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL152118B (nl) * | 1966-05-19 | 1977-01-17 | Philips Nv | Halfgeleider-leesgeheugenmatrix. |
US3611319A (en) * | 1969-03-06 | 1971-10-05 | Teledyne Inc | Electrically alterable read only memory |
US3721964A (en) * | 1970-02-18 | 1973-03-20 | Hewlett Packard Co | Integrated circuit read only memory bit organized in coincident select structure |
US3872450A (en) * | 1973-06-21 | 1975-03-18 | Motorola Inc | Fusible link memory cell for a programmable read only memory |
-
1975
- 1975-02-07 DE DE2505186A patent/DE2505186C3/de not_active Expired
- 1975-02-10 NL NL7501534A patent/NL7501534A/xx unknown
- 1975-02-11 US US05/549,065 patent/US3976983A/en not_active Expired - Lifetime
- 1975-02-12 CA CA219,934A patent/CA1044370A/en not_active Expired
- 1975-02-12 IT IT20218/75A patent/IT1031700B/it active
- 1975-02-12 GB GB5954/75A patent/GB1498741A/en not_active Expired
- 1975-02-15 JP JP1939975A patent/JPS50120225A/ja active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5148944A (en) * | 1974-10-24 | 1976-04-27 | Nippon Electric Co | Puroguramaburu rom handotaishusekikairo |
JPS5736675B2 (ja) * | 1974-10-24 | 1982-08-05 | ||
JPS5388540A (en) * | 1977-01-17 | 1978-08-04 | Hitachi Ltd | Memory cell |
Also Published As
Publication number | Publication date |
---|---|
NL7501534A (nl) | 1975-08-19 |
GB1498741A (en) | 1978-01-25 |
IT1031700B (it) | 1979-05-10 |
DE2505186C3 (de) | 1979-07-12 |
DE2505186A1 (de) | 1975-08-21 |
US3976983A (en) | 1976-08-24 |
DE2505186B2 (ja) | 1978-11-09 |
AU7819775A (en) | 1976-08-19 |
CA1044370A (en) | 1978-12-12 |