JPS6292219A - 磁気抵抗効果型薄膜磁気ヘツド - Google Patents
磁気抵抗効果型薄膜磁気ヘツドInfo
- Publication number
- JPS6292219A JPS6292219A JP23238985A JP23238985A JPS6292219A JP S6292219 A JPS6292219 A JP S6292219A JP 23238985 A JP23238985 A JP 23238985A JP 23238985 A JP23238985 A JP 23238985A JP S6292219 A JPS6292219 A JP S6292219A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- gap
- yoke
- plane
- 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
- 230000005291 magnetic effect Effects 0.000 title claims abstract description 161
- 239000010409 thin film Substances 0.000 title claims abstract description 29
- 230000000694 effects Effects 0.000 title description 7
- 239000010408 film Substances 0.000 claims abstract description 45
- 239000004020 conductor Substances 0.000 claims abstract description 26
- 230000004907 flux Effects 0.000 claims abstract description 16
- 239000000758 substrate Substances 0.000 claims description 31
- 238000009413 insulation Methods 0.000 abstract 4
- 239000002344 surface layer Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 239000012790 adhesive layer Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000005530 etching Methods 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 239000000615 nonconductor Substances 0.000 description 4
- 239000010410 layer Substances 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 229910052593 corundum Inorganic materials 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910000702 sendust Inorganic materials 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- 229910001845 yogo sapphire Inorganic materials 0.000 description 2
- 229910018182 Al—Cu Inorganic materials 0.000 description 1
- 241000219198 Brassica Species 0.000 description 1
- 235000003351 Brassica cretica Nutrition 0.000 description 1
- 235000003343 Brassica rupestris Nutrition 0.000 description 1
- 101100202589 Drosophila melanogaster scrib gene Proteins 0.000 description 1
- 229910017709 Ni Co Inorganic materials 0.000 description 1
- 229910003267 Ni-Co Inorganic materials 0.000 description 1
- 229910003262 Ni‐Co Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- QKSKPIVNLNLAAV-UHFFFAOYSA-N bis(2-chloroethyl) sulfide Chemical compound ClCCSCCCl QKSKPIVNLNLAAV-UHFFFAOYSA-N 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 235000010460 mustard Nutrition 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000000992 sputter etching Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000002023 wood Substances 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23238985A JPS6292219A (ja) | 1985-10-18 | 1985-10-18 | 磁気抵抗効果型薄膜磁気ヘツド |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23238985A JPS6292219A (ja) | 1985-10-18 | 1985-10-18 | 磁気抵抗効果型薄膜磁気ヘツド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6292219A true JPS6292219A (ja) | 1987-04-27 |
| JPH0346884B2 JPH0346884B2 (enrdf_load_stackoverflow) | 1991-07-17 |
Family
ID=16938469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23238985A Granted JPS6292219A (ja) | 1985-10-18 | 1985-10-18 | 磁気抵抗効果型薄膜磁気ヘツド |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6292219A (enrdf_load_stackoverflow) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1006925A3 (nl) * | 1993-03-22 | 1995-01-24 | Koninkl Philips Electronics Nv | Werkwijze voor het vervaardigen van een dunnefilm magneetkop en magneetkop vervaardigd volgens de werkwijze. |
| EP0658881A1 (en) * | 1993-12-17 | 1995-06-21 | Koninklijke Philips Electronics N.V. | Method of manufacturing a thin-film magnetic head, and magnetic head manufactured by means of said method |
| US5483735A (en) * | 1993-03-22 | 1996-01-16 | U.S. Philips Corporation | Method of manufacturing a thin-film magnetic head |
| US5531016A (en) * | 1993-03-22 | 1996-07-02 | U.S. Philips Corporation | Method of manufacturing a thin-film magnetic head |
| EP0617410A3 (en) * | 1993-03-22 | 1996-12-11 | Koninkl Philips Electronics Nv | Manufacturing method of a thin film magnetic head and magnetic head produced thereafter. |
-
1985
- 1985-10-18 JP JP23238985A patent/JPS6292219A/ja active Granted
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1006925A3 (nl) * | 1993-03-22 | 1995-01-24 | Koninkl Philips Electronics Nv | Werkwijze voor het vervaardigen van een dunnefilm magneetkop en magneetkop vervaardigd volgens de werkwijze. |
| US5483735A (en) * | 1993-03-22 | 1996-01-16 | U.S. Philips Corporation | Method of manufacturing a thin-film magnetic head |
| US5531016A (en) * | 1993-03-22 | 1996-07-02 | U.S. Philips Corporation | Method of manufacturing a thin-film magnetic head |
| EP0617410A3 (en) * | 1993-03-22 | 1996-12-11 | Koninkl Philips Electronics Nv | Manufacturing method of a thin film magnetic head and magnetic head produced thereafter. |
| EP0617409A3 (en) * | 1993-03-22 | 1996-12-27 | Koninkl Philips Electronics Nv | Method for manufacturing a thin film magnetic head and magnetic head obtainable by this method. |
| EP0658881A1 (en) * | 1993-12-17 | 1995-06-21 | Koninklijke Philips Electronics N.V. | Method of manufacturing a thin-film magnetic head, and magnetic head manufactured by means of said method |
| BE1007992A3 (nl) * | 1993-12-17 | 1995-12-05 | Philips Electronics Nv | Werkwijze voor het vervaardigen van een dunnefilmmagneetkop en magneetkop vervaardigd volgens de werkwijze. |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0346884B2 (enrdf_load_stackoverflow) | 1991-07-17 |
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