JPS4923546A - - Google Patents
Info
- Publication number
- JPS4923546A JPS4923546A JP48011216A JP1121673A JPS4923546A JP S4923546 A JPS4923546 A JP S4923546A JP 48011216 A JP48011216 A JP 48011216A JP 1121673 A JP1121673 A JP 1121673A JP S4923546 A JPS4923546 A JP S4923546A
- 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
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/70—Masking faults in memories by using spares or by reconfiguring
- G11C29/86—Masking faults in memories by using spares or by reconfiguring in serial access memories, e.g. shift registers, CCDs, bubble memories
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
- G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
- G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
- G11C19/0875—Organisation of a plurality of magnetic shift registers
Landscapes
- Techniques For Improving Reliability Of Storages (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Hardware Redundancy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US24902672A | 1972-05-01 | 1972-05-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4923546A true JPS4923546A (US08063081-20111122-C00044.png) | 1974-03-02 |
Family
ID=22941730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48011216A Pending JPS4923546A (US08063081-20111122-C00044.png) | 1972-05-01 | 1973-01-29 |
Country Status (6)
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5167033A (US08063081-20111122-C00044.png) * | 1974-12-09 | 1976-06-10 | Hitachi Ltd | |
| JPS51118341A (en) * | 1975-04-11 | 1976-10-18 | Hitachi Ltd | Shift register type memory |
| JPS51138344A (en) * | 1975-05-26 | 1976-11-29 | Hitachi Ltd | Memory device |
| JPS5234639A (en) * | 1975-07-10 | 1977-03-16 | Texas Instruments Inc | Magnetic thin film memory |
| JPS5318926A (en) * | 1976-08-06 | 1978-02-21 | Hitachi Ltd | Auxiliary loop switching circuit for magnetic bubble memory unit |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3234521A (en) * | 1961-08-08 | 1966-02-08 | Rca Corp | Data processing system |
| US3331058A (en) * | 1964-12-24 | 1967-07-11 | Fairchild Camera Instr Co | Error free memory |
| US3585607A (en) * | 1968-02-19 | 1971-06-15 | Philips Corp | Memory with redundancy |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1181577A (fr) * | 1956-08-23 | 1959-06-17 | Bayer Ag | Appareil mélangeur |
| GB1010008A (en) * | 1962-04-30 | 1965-11-17 | Inv S Finance Corp | A pressure regulator for injection of a plastic material |
-
1973
- 1973-01-16 GB GB220773A patent/GB1371597A/en not_active Expired
- 1973-01-17 DE DE19732302139 patent/DE2302139A1/de active Pending
- 1973-01-19 IT IT1935373D patent/IT978273B/it active
- 1973-01-23 FR FR7304185A patent/FR2182840B1/fr not_active Expired
- 1973-01-24 CA CA162,351A patent/CA1009367A/en not_active Expired
- 1973-01-29 JP JP48011216A patent/JPS4923546A/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3234521A (en) * | 1961-08-08 | 1966-02-08 | Rca Corp | Data processing system |
| US3331058A (en) * | 1964-12-24 | 1967-07-11 | Fairchild Camera Instr Co | Error free memory |
| US3585607A (en) * | 1968-02-19 | 1971-06-15 | Philips Corp | Memory with redundancy |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5167033A (US08063081-20111122-C00044.png) * | 1974-12-09 | 1976-06-10 | Hitachi Ltd | |
| JPS5816264B2 (ja) * | 1974-12-09 | 1983-03-30 | 株式会社日立製作所 | ジキバブルメモリソウチ |
| JPS51118341A (en) * | 1975-04-11 | 1976-10-18 | Hitachi Ltd | Shift register type memory |
| JPS571063B2 (US08063081-20111122-C00044.png) * | 1975-04-11 | 1982-01-09 | ||
| JPS51138344A (en) * | 1975-05-26 | 1976-11-29 | Hitachi Ltd | Memory device |
| JPS5725918B2 (US08063081-20111122-C00044.png) * | 1975-05-26 | 1982-06-01 | ||
| JPS5234639A (en) * | 1975-07-10 | 1977-03-16 | Texas Instruments Inc | Magnetic thin film memory |
| JPS578546B2 (US08063081-20111122-C00044.png) * | 1975-07-10 | 1982-02-17 | ||
| JPS5318926A (en) * | 1976-08-06 | 1978-02-21 | Hitachi Ltd | Auxiliary loop switching circuit for magnetic bubble memory unit |
| JPS5643553B2 (US08063081-20111122-C00044.png) * | 1976-08-06 | 1981-10-13 |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1371597A (en) | 1974-10-23 |
| FR2182840A1 (US08063081-20111122-C00044.png) | 1973-12-14 |
| DE2302139A1 (de) | 1973-11-22 |
| IT978273B (it) | 1974-09-20 |
| CA1009367A (en) | 1977-04-26 |
| FR2182840B1 (US08063081-20111122-C00044.png) | 1976-05-14 |
