JPH0572643B2 - - Google Patents
Info
- Publication number
- JPH0572643B2 JPH0572643B2 JP9126384A JP9126384A JPH0572643B2 JP H0572643 B2 JPH0572643 B2 JP H0572643B2 JP 9126384 A JP9126384 A JP 9126384A JP 9126384 A JP9126384 A JP 9126384A JP H0572643 B2 JPH0572643 B2 JP H0572643B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- storage medium
- bias
- electrodes
- width
- 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 - Lifetime
Links
- 230000005291 magnetic effect Effects 0.000 claims description 118
- 238000003860 storage Methods 0.000 claims description 35
- 230000000694 effects Effects 0.000 claims description 8
- 239000000696 magnetic material Substances 0.000 claims description 5
- 230000035699 permeability Effects 0.000 claims description 4
- 230000005294 ferromagnetic effect Effects 0.000 claims description 3
- 239000010409 thin film Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 description 10
- 230000005415 magnetization Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000889 permalloy Inorganic materials 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 229910003266 NiCo Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
- G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
- G11B5/3906—Details related to the use of magnetic thin film layers or to their effects
- G11B5/3912—Arrangements in which the active read-out elements are transducing in association with active magnetic shields, e.g. magnetically coupled shields
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9126384A JPS60236110A (ja) | 1984-05-08 | 1984-05-08 | 磁気抵抗効果ヘツド |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9126384A JPS60236110A (ja) | 1984-05-08 | 1984-05-08 | 磁気抵抗効果ヘツド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60236110A JPS60236110A (ja) | 1985-11-22 |
| JPH0572643B2 true JPH0572643B2 (enrdf_load_stackoverflow) | 1993-10-12 |
Family
ID=14021529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9126384A Granted JPS60236110A (ja) | 1984-05-08 | 1984-05-08 | 磁気抵抗効果ヘツド |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60236110A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63177069U (enrdf_load_stackoverflow) * | 1987-05-08 | 1988-11-16 | ||
| US5311385A (en) * | 1991-12-18 | 1994-05-10 | Minnesota Mining And Manufacturing Company | Magnetoresistive head with integrated bias and magnetic shield layer |
-
1984
- 1984-05-08 JP JP9126384A patent/JPS60236110A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60236110A (ja) | 1985-11-22 |
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