ES422658A1 - Perfeccionamientos en un dispositivo de dominio magnetico. - Google Patents
Perfeccionamientos en un dispositivo de dominio magnetico.Info
- Publication number
- ES422658A1 ES422658A1 ES422658A ES422658A ES422658A1 ES 422658 A1 ES422658 A1 ES 422658A1 ES 422658 A ES422658 A ES 422658A ES 422658 A ES422658 A ES 422658A ES 422658 A1 ES422658 A1 ES 422658A1
- Authority
- ES
- Spain
- Prior art keywords
- bubbles
- channel
- magnetic
- perfections
- magnetic domain
- 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
- G11C19/0858—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
- G11C19/0816—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 a rotating or alternating coplanar magnetic field
Landscapes
- Thin Magnetic Films (AREA)
- Measuring Magnetic Variables (AREA)
- Hall/Mr Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US327625A US3887905A (en) | 1973-01-29 | 1973-01-29 | Magnetic domain shifting arrangement employing movable strip domain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES422658A1 true ES422658A1 (es) | 1976-04-01 |
Family
ID=23277330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES422658A Expired ES422658A1 (es) | 1973-01-29 | 1974-01-28 | Perfeccionamientos en un dispositivo de dominio magnetico. |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US3887905A (enExample) |
| JP (1) | JPS5526555B2 (enExample) |
| AR (1) | AR201302A1 (enExample) |
| AT (1) | AT344423B (enExample) |
| BE (1) | BE810109A (enExample) |
| BR (1) | BR7400536D0 (enExample) |
| CA (1) | CA968884A (enExample) |
| CH (1) | CH577738A5 (enExample) |
| DE (1) | DE2403804A1 (enExample) |
| DK (1) | DK140911B (enExample) |
| ES (1) | ES422658A1 (enExample) |
| FR (1) | FR2215670B1 (enExample) |
| GB (1) | GB1453633A (enExample) |
| IT (1) | IT1004809B (enExample) |
| NL (1) | NL7400927A (enExample) |
| SE (1) | SE397425B (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3982234A (en) * | 1974-07-01 | 1976-09-21 | International Business Machines Corporation | Hard-magnetic film overlay apparatus and method for magnetic mobile domain control |
| US4151602A (en) * | 1975-04-02 | 1979-04-24 | U.S. Philips Corporation | Magnetic bubble multilayer arrangement |
| US4122538A (en) * | 1976-08-02 | 1978-10-24 | Sperry Rand Corporation | Single wall domain, stripe domain memory plane |
| US4112503A (en) * | 1977-04-08 | 1978-09-05 | Sperry Rand Corporation | Stripe domain propagation using contiguous bicore disk file structure |
| US4095279A (en) * | 1977-04-08 | 1978-06-13 | Sperry Rand Corporation | Orthogonal potential well matrix and amplitude modulated bias field for bubble domain propagation |
| US4101972A (en) * | 1977-05-20 | 1978-07-18 | Sperry Rand Corporation | Bubble domain propagation using oscillating stripe domains |
| US4172290A (en) * | 1978-06-21 | 1979-10-23 | International Business Machines Corporation | Closed loop propagation pattern for bubble lattices |
| DE3381067D1 (de) * | 1982-10-18 | 1990-02-08 | Nec Corp | Magnetische speicheranordnung faehig zum speichern von informationen in einer banddomaene in der gestalt eines senkrechten blochlinienpaares. |
| US4974201A (en) * | 1986-07-14 | 1990-11-27 | Canon Kabushiki Kaisha | Process for transferring bloch lines formed in a magnetic wall of a magnetic domain, and a magnetic memory apparatus for recording and reproduction of information by transferring bloch lines in utilizing said transferring process |
| US5172336A (en) * | 1987-07-06 | 1992-12-15 | Canon Kabushiki Kaisha | Method of transferring Bloch lines |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3735145A (en) * | 1970-10-16 | 1973-05-22 | North American Rockwell | Magnetic bubble domain system |
| US3701127A (en) * | 1971-03-31 | 1972-10-24 | Bell Telephone Labor Inc | Magnetic domain propagation arrangement including medium with graded magnetic properties |
| US3676872A (en) * | 1971-06-21 | 1972-07-11 | Bell Canada Northern Electric | Propagation of magnetic bubble domains |
| JPS5518981B2 (enExample) * | 1971-12-28 | 1980-05-22 |
-
1973
- 1973-01-29 US US327625A patent/US3887905A/en not_active Expired - Lifetime
- 1973-09-14 CA CA181,135A patent/CA968884A/en not_active Expired
-
1974
- 1974-01-21 SE SE7400749-3A patent/SE397425B/xx unknown
- 1974-01-23 NL NL7400927A patent/NL7400927A/xx not_active Application Discontinuation
- 1974-01-23 GB GB304874A patent/GB1453633A/en not_active Expired
- 1974-01-23 CH CH91274A patent/CH577738A5/xx not_active IP Right Cessation
- 1974-01-23 AT AT55474A patent/AT344423B/de not_active IP Right Cessation
- 1974-01-24 BE BE140130A patent/BE810109A/xx unknown
- 1974-01-25 BR BR74536A patent/BR7400536D0/pt unknown
- 1974-01-26 DE DE2403804A patent/DE2403804A1/de not_active Withdrawn
- 1974-01-28 DK DK42774AA patent/DK140911B/da unknown
- 1974-01-28 AR AR252086A patent/AR201302A1/es active
- 1974-01-28 ES ES422658A patent/ES422658A1/es not_active Expired
- 1974-01-28 FR FR7402711A patent/FR2215670B1/fr not_active Expired
- 1974-01-28 JP JP1105874A patent/JPS5526555B2/ja not_active Expired
- 1974-01-29 IT IT67231/74A patent/IT1004809B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| AT344423B (de) | 1978-07-25 |
| NL7400927A (enExample) | 1974-07-31 |
| BR7400536D0 (pt) | 1974-11-05 |
| DK140911B (da) | 1979-12-03 |
| CA968884A (en) | 1975-06-03 |
| AU6481474A (en) | 1975-07-24 |
| SE397425B (sv) | 1977-10-31 |
| FR2215670A1 (enExample) | 1974-08-23 |
| AR201302A1 (es) | 1975-02-28 |
| US3887905A (en) | 1975-06-03 |
| JPS5526555B2 (enExample) | 1980-07-14 |
| CH577738A5 (enExample) | 1976-07-15 |
| IT1004809B (it) | 1976-07-20 |
| ATA55474A (de) | 1977-11-15 |
| GB1453633A (en) | 1976-10-27 |
| FR2215670B1 (enExample) | 1977-09-16 |
| BE810109A (fr) | 1974-05-16 |
| DE2403804A1 (de) | 1974-08-15 |
| JPS49107439A (enExample) | 1974-10-12 |
| DK140911C (enExample) | 1980-05-19 |
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