GB2039181B - Magnetic bubble memory device - Google Patents
Magnetic bubble memory deviceInfo
- Publication number
- GB2039181B GB2039181B GB7925858A GB7925858A GB2039181B GB 2039181 B GB2039181 B GB 2039181B GB 7925858 A GB7925858 A GB 7925858A GB 7925858 A GB7925858 A GB 7925858A GB 2039181 B GB2039181 B GB 2039181B
- Authority
- GB
- United Kingdom
- Prior art keywords
- memory device
- magnetic bubble
- bubble memory
- magnetic
- memory
- Prior art date
- 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
- 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
- G11C19/085—Generating magnetic fields therefor, e.g. uniform magnetic field for magnetic domain stabilisation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F10/00—Thin magnetic films, e.g. of one-domain structure
- H01F10/26—Thin magnetic films, e.g. of one-domain structure characterised by the substrate or intermediate layers
- H01F10/30—Thin magnetic films, e.g. of one-domain structure characterised by the substrate or intermediate layers characterised by the composition of the intermediate layers, e.g. seed, buffer, template, diffusion preventing, cap layers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9591178A JPS597148B2 (en) | 1978-08-07 | 1978-08-07 | magnetic bubble memory element |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2039181A GB2039181A (en) | 1980-07-30 |
GB2039181B true GB2039181B (en) | 1982-09-02 |
Family
ID=14150465
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB7925858A Expired GB2039181B (en) | 1978-08-07 | 1979-07-25 | Magnetic bubble memory device |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS597148B2 (en) |
DE (1) | DE2931825C3 (en) |
GB (1) | GB2039181B (en) |
NL (1) | NL180362C (en) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE413649B (en) * | 1977-01-24 | 1980-06-16 | Saab Scania Ab | DEVICE FOR ATTEMPTING TURNING MOVEMENTS AT VEHICLES |
JPS5725044U (en) * | 1980-07-18 | 1982-02-09 | ||
JPS5727481A (en) * | 1980-07-23 | 1982-02-13 | Fujitsu Ltd | Manufacture of bubble memory |
JPS6128313Y2 (en) * | 1980-12-16 | 1986-08-22 | ||
JPS58196682A (en) * | 1982-05-12 | 1983-11-16 | Hitachi Ltd | Production of magnetic bubble memory element |
JPS5948887A (en) * | 1982-09-13 | 1984-03-21 | Fujitsu Ltd | Production of magnetic bubble element |
EP0319636B1 (en) * | 1982-12-15 | 1993-03-31 | Sharp Kabushiki Kaisha | Magneto-optic memory device |
EP0314859B1 (en) * | 1982-12-15 | 1993-06-30 | Sharp Kabushiki Kaisha | Magneto-optic memory device |
DE3382791T2 (en) * | 1982-12-15 | 1995-12-07 | Sharp Kk | Magneto-optical memory. |
JPS59112487A (en) * | 1982-12-20 | 1984-06-28 | Fujitsu Ltd | Manufacture of bubble memory device |
CA1224270A (en) * | 1983-09-16 | 1987-07-14 | Junji Hirokane | Magneto-optic memory element |
JPS63117741U (en) * | 1987-01-26 | 1988-07-29 |
-
1978
- 1978-08-07 JP JP9591178A patent/JPS597148B2/en not_active Expired
-
1979
- 1979-07-25 GB GB7925858A patent/GB2039181B/en not_active Expired
- 1979-08-02 NL NL7905963A patent/NL180362C/en not_active IP Right Cessation
- 1979-08-06 DE DE19792931825 patent/DE2931825C3/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2039181A (en) | 1980-07-30 |
JPS5522293A (en) | 1980-02-16 |
NL180362C (en) | 1987-02-02 |
DE2931825A1 (en) | 1980-02-21 |
DE2931825C3 (en) | 1982-03-04 |
JPS597148B2 (en) | 1984-02-16 |
DE2931825B2 (en) | 1981-06-25 |
NL7905963A (en) | 1980-02-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19950725 |