JPH0375930B2 - - Google Patents
Info
- Publication number
- JPH0375930B2 JPH0375930B2 JP13388182A JP13388182A JPH0375930B2 JP H0375930 B2 JPH0375930 B2 JP H0375930B2 JP 13388182 A JP13388182 A JP 13388182A JP 13388182 A JP13388182 A JP 13388182A JP H0375930 B2 JPH0375930 B2 JP H0375930B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- magnetoresistive
- core
- magnetoresistive film
- 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.)
- Expired
Links
- 239000000758 substrate Substances 0.000 claims description 35
- 230000001681 protective effect Effects 0.000 claims description 4
- 229910052594 sapphire Inorganic materials 0.000 description 13
- 239000010980 sapphire Substances 0.000 description 13
- 229910000859 α-Fe Inorganic materials 0.000 description 12
- 229910004298 SiO 2 Inorganic materials 0.000 description 7
- 238000001514 detection method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 229910000889 permalloy Inorganic materials 0.000 description 6
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 5
- 238000004544 sputter deposition Methods 0.000 description 5
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 229910052750 molybdenum Inorganic materials 0.000 description 3
- 239000011733 molybdenum Substances 0.000 description 3
- 229910000702 sendust Inorganic materials 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910020641 Co Zr Inorganic materials 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 229910020520 Co—Zr Inorganic materials 0.000 description 1
- 229910017709 Ni Co Inorganic materials 0.000 description 1
- 229910003267 Ni-Co Inorganic materials 0.000 description 1
- 229910003271 Ni-Fe Inorganic materials 0.000 description 1
- 229910003262 Ni‐Co Inorganic materials 0.000 description 1
- 229910018605 Ni—Zn Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 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 |
|---|---|---|---|
| JP13388182A JPS5924427A (ja) | 1982-07-31 | 1982-07-31 | 磁気抵抗効果型磁気ヘツド |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13388182A JPS5924427A (ja) | 1982-07-31 | 1982-07-31 | 磁気抵抗効果型磁気ヘツド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5924427A JPS5924427A (ja) | 1984-02-08 |
| JPH0375930B2 true JPH0375930B2 (enrdf_load_html_response) | 1991-12-03 |
Family
ID=15115262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13388182A Granted JPS5924427A (ja) | 1982-07-31 | 1982-07-31 | 磁気抵抗効果型磁気ヘツド |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5924427A (enrdf_load_html_response) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6132215A (ja) * | 1984-07-25 | 1986-02-14 | Hitachi Ltd | 磁気抵抗効果型ヘツド |
| JPS6266414A (ja) * | 1985-09-19 | 1987-03-25 | Seiko Epson Corp | 磁気ヘツド |
| JPS6337811A (ja) * | 1986-07-30 | 1988-02-18 | Toshiba Corp | ヨ−クタイプ磁気抵抗効果型薄膜磁気ヘツド |
-
1982
- 1982-07-31 JP JP13388182A patent/JPS5924427A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5924427A (ja) | 1984-02-08 |
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