BR7504971A - Secao de memoria intermediaria e aperfeicoamento em conjunto de dominios magneticos - Google Patents
Secao de memoria intermediaria e aperfeicoamento em conjunto de dominios magneticosInfo
- Publication number
- BR7504971A BR7504971A BR7504971*A BR7504971A BR7504971A BR 7504971 A BR7504971 A BR 7504971A BR 7504971 A BR7504971 A BR 7504971A BR 7504971 A BR7504971 A BR 7504971A
- Authority
- BR
- Brazil
- Prior art keywords
- magnetic domains
- intermediate memory
- perfecting
- section
- perfecting section
- Prior art date
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
- G11C19/0858—Generating, replicating or annihilating magnetic domains (also comprising different types of magnetic domains, e.g. "Hard Bubbles")
-
- 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
- G11C19/0808—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation
- G11C19/0833—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation using magnetic domain interaction
-
- 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
- G11C19/0808—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation
- G11C19/0841—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation using electric current
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US494940A US3930244A (en) | 1974-08-05 | 1974-08-05 | Bubble domain lattice buffer arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7504971A true BR7504971A (pt) | 1976-07-27 |
Family
ID=23966577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7504971*A BR7504971A (pt) | 1974-08-05 | 1975-08-04 | Secao de memoria intermediaria e aperfeicoamento em conjunto de dominios magneticos |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3930244A (pt) |
| JP (1) | JPS5522875B2 (pt) |
| BR (1) | BR7504971A (pt) |
| CA (1) | CA1048151A (pt) |
| CH (1) | CH585950A5 (pt) |
| DE (1) | DE2531719A1 (pt) |
| FR (1) | FR2281625A1 (pt) |
| GB (2) | GB1487699A (pt) |
| IT (1) | IT1039382B (pt) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4052711A (en) * | 1974-12-31 | 1977-10-04 | International Business Machines Corporation | Bubble lattice file using movable fixed lattice |
| US4052709A (en) * | 1975-08-27 | 1977-10-04 | International Business Machines Corporation | Accessing information in a lattice array by dislocation punching |
| US4122536A (en) * | 1976-11-05 | 1978-10-24 | International Business Machines Corporation | Self-organizing magnetic bubble lattice file |
| US4128891A (en) * | 1976-12-30 | 1978-12-05 | International Business Machines Corporation | Magnetic bubble domain relational data base system |
| US4139904A (en) * | 1977-06-30 | 1979-02-13 | International Business Machines Corporation | Bubble lattice files with selected access channel positioning |
| US4179749A (en) * | 1978-06-23 | 1979-12-18 | Burroughs Corporation | Defect tolerant scheme for a bubble lattice file |
| EP0106358B1 (en) * | 1982-10-18 | 1990-01-03 | Nec Corporation | Magnetic memory device capable of memorizing information in a stripe domain in the form of a vertical bloch line pair |
| JPH0436615U (pt) * | 1990-07-25 | 1992-03-27 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3460116A (en) * | 1966-09-16 | 1969-08-05 | Bell Telephone Labor Inc | Magnetic domain propagation circuit |
| US3753814A (en) * | 1970-12-28 | 1973-08-21 | North American Rockwell | Confinement of bubble domains in film-substrate structures |
| US3676872A (en) * | 1971-06-21 | 1972-07-11 | Bell Canada Northern Electric | Propagation of magnetic bubble domains |
| US3811120A (en) * | 1973-04-05 | 1974-05-14 | Bell Telephone Labor Inc | Magnetic domain propagation arrangement having channels defined by straight line boundaries |
| US3869683A (en) * | 1974-01-25 | 1975-03-04 | Us Army | Variable broadband delay line |
-
1974
- 1974-08-05 US US494940A patent/US3930244A/en not_active Expired - Lifetime
-
1975
- 1975-05-23 GB GB22869/75A patent/GB1487699A/en not_active Expired
- 1975-05-23 GB GB8842/76A patent/GB1487700A/en not_active Expired
- 1975-06-16 CA CA229,414A patent/CA1048151A/en not_active Expired
- 1975-06-25 IT IT24737/75A patent/IT1039382B/it active
- 1975-07-01 FR FR7521459A patent/FR2281625A1/fr active Granted
- 1975-07-16 DE DE19752531719 patent/DE2531719A1/de not_active Withdrawn
- 1975-07-31 CH CH998675A patent/CH585950A5/xx not_active IP Right Cessation
- 1975-08-04 BR BR7504971*A patent/BR7504971A/pt unknown
- 1975-08-05 JP JP9479375A patent/JPS5522875B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2281625A1 (fr) | 1976-03-05 |
| GB1487700A (en) | 1977-10-05 |
| DE2531719A1 (de) | 1976-02-19 |
| GB1487699A (en) | 1977-10-05 |
| JPS5522875B2 (pt) | 1980-06-19 |
| FR2281625B1 (pt) | 1977-07-22 |
| JPS5140826A (pt) | 1976-04-06 |
| CA1048151A (en) | 1979-02-06 |
| CH585950A5 (pt) | 1977-03-15 |
| IT1039382B (it) | 1979-12-10 |
| US3930244A (en) | 1975-12-30 |
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