JPS6326809A - 薄膜磁気ヘツド - Google Patents
薄膜磁気ヘツドInfo
- Publication number
- JPS6326809A JPS6326809A JP17025186A JP17025186A JPS6326809A JP S6326809 A JPS6326809 A JP S6326809A JP 17025186 A JP17025186 A JP 17025186A JP 17025186 A JP17025186 A JP 17025186A JP S6326809 A JPS6326809 A JP S6326809A
- Authority
- JP
- Japan
- Prior art keywords
- thin film
- return path
- path
- magnetic
- magnetic head
- 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 45
- 239000012044 organic layer Substances 0.000 claims abstract description 7
- 230000001939 inductive effect Effects 0.000 claims description 3
- 230000005415 magnetization Effects 0.000 abstract description 19
- 230000004907 flux Effects 0.000 abstract description 15
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 239000010408 film Substances 0.000 abstract description 7
- 239000010410 layer Substances 0.000 abstract description 6
- 239000000696 magnetic material Substances 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 5
- 230000035699 permeability Effects 0.000 abstract description 5
- 230000006698 induction Effects 0.000 abstract description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052593 corundum Inorganic materials 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract description 2
- 230000010354 integration Effects 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 230000007423 decrease Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000005381 magnetic domain Effects 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
- 230000001965 increasing effect Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000002051 biphasic effect Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003986 novolac Polymers 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000007747 plating 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
- G11B5/3113—Details for improving the magnetic domain structure or avoiding the formation or displacement of undesirable magnetic domains
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17025186A JPS6326809A (ja) | 1986-07-18 | 1986-07-18 | 薄膜磁気ヘツド |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17025186A JPS6326809A (ja) | 1986-07-18 | 1986-07-18 | 薄膜磁気ヘツド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6326809A true JPS6326809A (ja) | 1988-02-04 |
| JPH0582647B2 JPH0582647B2 (enrdf_load_stackoverflow) | 1993-11-19 |
Family
ID=15901475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17025186A Granted JPS6326809A (ja) | 1986-07-18 | 1986-07-18 | 薄膜磁気ヘツド |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6326809A (enrdf_load_stackoverflow) |
-
1986
- 1986-07-18 JP JP17025186A patent/JPS6326809A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0582647B2 (enrdf_load_stackoverflow) | 1993-11-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |