FR2284953B1 - - Google Patents
Info
- Publication number
- FR2284953B1 FR2284953B1 FR7519002A FR7519002A FR2284953B1 FR 2284953 B1 FR2284953 B1 FR 2284953B1 FR 7519002 A FR7519002 A FR 7519002A FR 7519002 A FR7519002 A FR 7519002A FR 2284953 B1 FR2284953 B1 FR 2284953B1
- Authority
- FR
- France
- 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
-
- 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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US49256574A | 1974-07-29 | 1974-07-29 | |
US05/517,997 US3996577A (en) | 1974-07-29 | 1974-10-25 | Method and apparatus for the controlled generation of wall-encoded magnetic bubble domains |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2284953A1 FR2284953A1 (fr) | 1976-04-09 |
FR2284953B1 true FR2284953B1 (fr) | 1980-04-11 |
Family
ID=27050794
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7519002A Granted FR2284953A1 (fr) | 1974-07-29 | 1975-06-12 | Procede et dispositif pour engendrer des domaines magnetiques en forme de bulle codes suivant les caracteristiques de leurs parois |
Country Status (6)
Country | Link |
---|---|
US (1) | US3996577A (fr) |
BE (1) | BE831857A (fr) |
CA (1) | CA1051547A (fr) |
FR (1) | FR2284953A1 (fr) |
GB (1) | GB1487863A (fr) |
IT (1) | IT1039383B (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4177297A (en) * | 1975-10-02 | 1979-12-04 | Sperry Rand Corporation | Magnetic bubble lattice device |
NL7700720A (nl) * | 1977-01-25 | 1978-07-27 | Philips Nv | Geheugensysteem met magnetische domeinen. |
US4149266A (en) * | 1977-12-22 | 1979-04-10 | International Business Machines Corporation | Discrimination of bubble state by bubble collapse |
GB0809403D0 (fr) * | 2008-05-23 | 2008-07-02 | Cambridge Entpr Ltd |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3662359A (en) * | 1970-12-31 | 1972-05-09 | Ibm | Method and apparatus for creation of cylindrical, single wall domains |
US3899779A (en) * | 1973-06-29 | 1975-08-12 | Ibm | Magnetic bubble domain system using different types of domains |
US3930243A (en) * | 1974-10-25 | 1975-12-30 | Ibm | Method and apparatus for stabilizing a bubble domain system |
-
1974
- 1974-10-25 US US05/517,997 patent/US3996577A/en not_active Expired - Lifetime
-
1975
- 1975-05-23 GB GB22871/75A patent/GB1487863A/en not_active Expired
- 1975-06-10 CA CA229,151A patent/CA1051547A/fr not_active Expired
- 1975-06-12 FR FR7519002A patent/FR2284953A1/fr active Granted
- 1975-06-25 IT IT24738/75A patent/IT1039383B/it active
- 1975-07-29 BE BE158720A patent/BE831857A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
US3996577A (en) | 1976-12-07 |
GB1487863A (en) | 1977-10-05 |
FR2284953A1 (fr) | 1976-04-09 |
DE2530922A1 (de) | 1976-02-19 |
CA1051547A (fr) | 1979-03-27 |
IT1039383B (it) | 1979-12-10 |
DE2530922B2 (de) | 1976-12-16 |
BE831857A (fr) | 1975-11-17 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |