JPS6326810A - 薄膜磁気ヘツド及びその製造方法 - Google Patents
薄膜磁気ヘツド及びその製造方法Info
- Publication number
- JPS6326810A JPS6326810A JP17025286A JP17025286A JPS6326810A JP S6326810 A JPS6326810 A JP S6326810A JP 17025286 A JP17025286 A JP 17025286A JP 17025286 A JP17025286 A JP 17025286A JP S6326810 A JPS6326810 A JP S6326810A
- Authority
- JP
- Japan
- Prior art keywords
- thin film
- magnetic
- return path
- magnetic head
- magnetic field
- 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
- 239000010409 thin film Substances 0.000 title claims abstract description 42
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 239000006249 magnetic particle Substances 0.000 claims abstract description 6
- 239000012044 organic layer Substances 0.000 claims description 13
- 239000010410 layer Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 8
- 238000010304 firing Methods 0.000 claims description 5
- 238000000059 patterning Methods 0.000 claims description 2
- 230000005389 magnetism Effects 0.000 claims 1
- 230000005415 magnetization Effects 0.000 abstract description 11
- 230000004907 flux Effects 0.000 abstract description 10
- 239000002245 particle Substances 0.000 abstract description 10
- 239000010408 film Substances 0.000 abstract description 9
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 239000000696 magnetic material Substances 0.000 abstract description 4
- 230000035699 permeability Effects 0.000 abstract description 4
- 229910006297 γ-Fe2O3 Inorganic materials 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000011230 binding agent Substances 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- 229910052593 corundum Inorganic materials 0.000 abstract 1
- 238000009413 insulation Methods 0.000 abstract 1
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000011368 organic material Substances 0.000 description 3
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000002051 biphasic effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000007493 shaping process Methods 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
- G11B5/3916—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide
- G11B5/3919—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide the guide being interposed in the flux path
- G11B5/3922—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide the guide being interposed in the flux path the read-out elements being disposed in magnetic shunt relative to at least two parts of the flux guide structure
- G11B5/3925—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide the guide being interposed in the flux path the read-out elements being disposed in magnetic shunt relative to at least two parts of the flux guide structure the two parts being thin films
-
- 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
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3109—Details
- G11B5/313—Disposition of layers
- G11B5/3133—Disposition of layers including layers not usually being a part of the electromagnetic transducer structure and providing additional features, e.g. for improving heat radiation, reduction of power dissipation, adaptations for measurement or indication of gap depth or other properties of the structure
-
- 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
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17025286A JPS6326810A (ja) | 1986-07-18 | 1986-07-18 | 薄膜磁気ヘツド及びその製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17025286A JPS6326810A (ja) | 1986-07-18 | 1986-07-18 | 薄膜磁気ヘツド及びその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6326810A true JPS6326810A (ja) | 1988-02-04 |
| JPH0582648B2 JPH0582648B2 (enrdf_load_stackoverflow) | 1993-11-19 |
Family
ID=15901493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17025286A Granted JPS6326810A (ja) | 1986-07-18 | 1986-07-18 | 薄膜磁気ヘツド及びその製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6326810A (enrdf_load_stackoverflow) |
-
1986
- 1986-07-18 JP JP17025286A patent/JPS6326810A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0582648B2 (enrdf_load_stackoverflow) | 1993-11-19 |
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