JPS49115622A - - Google Patents
Info
- Publication number
- JPS49115622A JPS49115622A JP1961474A JP1961474A JPS49115622A JP S49115622 A JPS49115622 A JP S49115622A JP 1961474 A JP1961474 A JP 1961474A JP 1961474 A JP1961474 A JP 1961474A JP S49115622 A JPS49115622 A JP S49115622A
- 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.)
- Granted
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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/22—Microcontrol or microprogram arrangements
- G06F9/26—Address formation of the next micro-instruction ; Microprogram storage or retrieval arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Software Systems (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Static Random-Access Memory (AREA)
- Read Only Memory (AREA)
- Semiconductor Memories (AREA)
- Fax Reproducing Arrangements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US33479673A | 1973-02-22 | 1973-02-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS49115622A true JPS49115622A (en) | 1974-11-05 |
| JPS5444181B2 JPS5444181B2 (en) | 1979-12-24 |
Family
ID=23308876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1961474A Expired JPS5444181B2 (en) | 1973-02-22 | 1974-02-20 |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5444181B2 (en) |
| BR (1) | BR7401305D0 (en) |
| CA (1) | CA1023861A (en) |
| CH (1) | CH565428A5 (en) |
| ES (1) | ES422727A1 (en) |
| FR (1) | FR2219490B1 (en) |
| GB (1) | GB1416508A (en) |
| IT (1) | IT1014547B (en) |
| NL (1) | NL170343C (en) |
| SE (1) | SE396254B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5153425A (en) * | 1974-11-06 | 1976-05-11 | Hitachi Ltd |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5725676Y2 (en) * | 1979-10-05 | 1982-06-03 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1523942A (en) * | 1966-06-14 | 1968-05-03 | Litton Industries Inc | Electronic memory |
| US3691534A (en) * | 1970-11-04 | 1972-09-12 | Gen Instrument Corp | Read only memory system having increased data rate with alternate data readout |
| US3731287A (en) * | 1971-07-02 | 1973-05-01 | Gen Instrument Corp | Single device memory system having shift register output characteristics |
-
1974
- 1974-01-07 GB GB60574A patent/GB1416508A/en not_active Expired
- 1974-01-29 SE SE7401106A patent/SE396254B/en unknown
- 1974-01-29 ES ES422727A patent/ES422727A1/en not_active Expired
- 1974-02-06 CH CH161874A patent/CH565428A5/xx not_active IP Right Cessation
- 1974-02-08 IT IT2030974A patent/IT1014547B/en active
- 1974-02-12 FR FR7404764A patent/FR2219490B1/fr not_active Expired
- 1974-02-15 NL NL7402068A patent/NL170343C/en not_active IP Right Cessation
- 1974-02-15 CA CA192,695A patent/CA1023861A/en not_active Expired
- 1974-02-20 JP JP1961474A patent/JPS5444181B2/ja not_active Expired
- 1974-02-21 BR BR130574A patent/BR7401305D0/en unknown
Non-Patent Citations (4)
| Title |
|---|
| ELECTRONICS#M1=1970 * |
| ELECTRONICS#M6=1967 * |
| IRE TRANSACTIONS ON ELECTRONIC COMPUTER#M6=1960 * |
| THE PROCEEDING OF THE INSTITUTION OF ELECTUCAL ENGINEERS#M6=1957 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5153425A (en) * | 1974-11-06 | 1976-05-11 | Hitachi Ltd | |
| JPS547664B2 (en) * | 1974-11-06 | 1979-04-09 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2219490A1 (en) | 1974-09-20 |
| IT1014547B (en) | 1977-04-30 |
| ES422727A1 (en) | 1976-08-01 |
| NL7402068A (en) | 1974-08-26 |
| GB1416508A (en) | 1975-12-03 |
| BR7401305D0 (en) | 1974-11-05 |
| DE2407011B2 (en) | 1976-02-12 |
| SE396254B (en) | 1977-09-12 |
| CA1023861A (en) | 1978-01-03 |
| NL170343B (en) | 1982-05-17 |
| FR2219490B1 (en) | 1976-11-26 |
| DE2407011A1 (en) | 1974-09-19 |
| NL170343C (en) | 1982-10-18 |
| CH565428A5 (en) | 1975-08-15 |
| JPS5444181B2 (en) | 1979-12-24 |