DE3732063A1 - Verfahren zum versetzen von blochlinien in einer magnetischen domaenenwand und magnetspeichereinrichtung zum versetzen, aufzeichnen und wiedergeben von blochlinien-informationen - Google Patents
Verfahren zum versetzen von blochlinien in einer magnetischen domaenenwand und magnetspeichereinrichtung zum versetzen, aufzeichnen und wiedergeben von blochlinien-informationenInfo
- Publication number
- DE3732063A1 DE3732063A1 DE19873732063 DE3732063A DE3732063A1 DE 3732063 A1 DE3732063 A1 DE 3732063A1 DE 19873732063 DE19873732063 DE 19873732063 DE 3732063 A DE3732063 A DE 3732063A DE 3732063 A1 DE3732063 A1 DE 3732063A1
- Authority
- DE
- Germany
- Prior art keywords
- magnetic
- magnetic field
- bloch
- domain wall
- thin film
- 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.)
- Granted
Links
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 184
- 230000005381 magnetic domain Effects 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000003860 storage Methods 0.000 title claims description 19
- 239000010409 thin film Substances 0.000 claims abstract description 33
- 239000010408 film Substances 0.000 claims description 31
- 238000006073 displacement reaction Methods 0.000 claims description 25
- 238000009826 distribution Methods 0.000 claims description 9
- 230000005415 magnetization Effects 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 6
- 239000000969 carrier Substances 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 4
- 238000013016 damping Methods 0.000 claims description 2
- 230000002441 reversible effect Effects 0.000 claims 1
- 230000015654 memory Effects 0.000 description 18
- 239000004020 conductor Substances 0.000 description 8
- 239000002223 garnet Substances 0.000 description 8
- 238000004804 winding Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000006641 stabilisation Effects 0.000 description 4
- 238000011105 stabilization Methods 0.000 description 4
- 238000011549 displacement method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003302 ferromagnetic material Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- G11C19/0808—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
- G11C19/0825—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 variable perpendicular magnetic field
Landscapes
- Hall/Mr Elements (AREA)
- Semiconductor Memories (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61226825A JP2713889B2 (ja) | 1986-09-24 | 1986-09-24 | ブロツホラインの転送方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3732063A1 true DE3732063A1 (de) | 1988-04-07 |
| DE3732063C2 DE3732063C2 (enrdf_load_stackoverflow) | 1991-03-28 |
Family
ID=16851177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19873732063 Granted DE3732063A1 (de) | 1986-09-24 | 1987-09-23 | Verfahren zum versetzen von blochlinien in einer magnetischen domaenenwand und magnetspeichereinrichtung zum versetzen, aufzeichnen und wiedergeben von blochlinien-informationen |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2713889B2 (enrdf_load_stackoverflow) |
| DE (1) | DE3732063A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2604282B1 (enrdf_load_stackoverflow) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4583200A (en) * | 1982-10-18 | 1986-04-15 | Nec Corporation | Magnetic memory device capable of memorizing information in a stripe domain in the form of a vertical Bloch line pair |
| DE3542279A1 (de) * | 1984-11-30 | 1986-06-05 | Canon K.K., Tokio/Tokyo | Aufzeichnungs- und/oder wiedergabeverfahren fuer blochlinienspeicher |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5996592A (ja) * | 1982-11-24 | 1984-06-04 | Nec Corp | 磁気記憶素子 |
-
1986
- 1986-09-24 JP JP61226825A patent/JP2713889B2/ja not_active Expired - Lifetime
-
1987
- 1987-09-23 FR FR8713117A patent/FR2604282B1/fr not_active Expired - Lifetime
- 1987-09-23 DE DE19873732063 patent/DE3732063A1/de active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4583200A (en) * | 1982-10-18 | 1986-04-15 | Nec Corporation | Magnetic memory device capable of memorizing information in a stripe domain in the form of a vertical Bloch line pair |
| DE3542279A1 (de) * | 1984-11-30 | 1986-06-05 | Canon K.K., Tokio/Tokyo | Aufzeichnungs- und/oder wiedergabeverfahren fuer blochlinienspeicher |
Non-Patent Citations (1)
| Title |
|---|
| Suzuki T. und andere CHIP Organization of Block Line Memory in: IEEE Transactions on Magnetics, Vol. MAG-22, No. 5, September 1986, S. 784-789 * |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2604282B1 (fr) | 1993-03-05 |
| JP2713889B2 (ja) | 1998-02-16 |
| DE3732063C2 (enrdf_load_stackoverflow) | 1991-03-28 |
| JPS6381677A (ja) | 1988-04-12 |
| FR2604282A1 (fr) | 1988-03-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: TIEDTKE, H., DIPL.-ING. BUEHLING, G., DIPL.-CHEM. KINNE, R., DIPL.-ING. GRUPE, P., DIPL.-ING. PELLMANN, H., DIPL.-ING. GRAMS, K., DIPL.-ING., PAT.-ANWAELTE, 8000 MUENCHEN |
|
| 8364 | No opposition during term of opposition |