JPH0542049B2 - - Google Patents
Info
- Publication number
- JPH0542049B2 JPH0542049B2 JP13667884A JP13667884A JPH0542049B2 JP H0542049 B2 JPH0542049 B2 JP H0542049B2 JP 13667884 A JP13667884 A JP 13667884A JP 13667884 A JP13667884 A JP 13667884A JP H0542049 B2 JPH0542049 B2 JP H0542049B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- magnetic field
- bias
- magnetic head
- signal
- 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 - Fee Related
Links
- 239000004020 conductor Substances 0.000 claims description 34
- 230000000694 effects Effects 0.000 claims description 6
- 239000010410 layer Substances 0.000 description 18
- 238000010586 diagram Methods 0.000 description 13
- 230000008859 change Effects 0.000 description 12
- 239000000758 substrate Substances 0.000 description 11
- 230000008901 benefit Effects 0.000 description 9
- 239000003990 capacitor Substances 0.000 description 5
- 238000001514 detection method Methods 0.000 description 5
- 230000035699 permeability Effects 0.000 description 5
- 239000010409 thin film Substances 0.000 description 5
- 230000005330 Barkhausen effect Effects 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 230000005415 magnetization Effects 0.000 description 3
- 229910000889 permalloy Inorganic materials 0.000 description 3
- 230000008929 regeneration Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- 230000004907 flux Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- 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
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035945 sensitivity 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13667884A JPS6116009A (ja) | 1984-07-02 | 1984-07-02 | 磁気抵抗効果型磁気ヘツド装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13667884A JPS6116009A (ja) | 1984-07-02 | 1984-07-02 | 磁気抵抗効果型磁気ヘツド装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6116009A JPS6116009A (ja) | 1986-01-24 |
| JPH0542049B2 true JPH0542049B2 (enrdf_load_stackoverflow) | 1993-06-25 |
Family
ID=15180913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13667884A Granted JPS6116009A (ja) | 1984-07-02 | 1984-07-02 | 磁気抵抗効果型磁気ヘツド装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6116009A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5552950A (en) * | 1994-11-30 | 1996-09-03 | International Business Machines Corporation | Direct access storage device with magneto-resistive transducing head apparatus and a common read return signal line |
| US8975891B2 (en) * | 2011-11-04 | 2015-03-10 | Honeywell International Inc. | Apparatus and method for determining in-plane magnetic field components of a magnetic field using a single magnetoresistive sensor |
| US8829901B2 (en) * | 2011-11-04 | 2014-09-09 | Honeywell International Inc. | Method of using a magnetoresistive sensor in second harmonic detection mode for sensing weak magnetic fields |
-
1984
- 1984-07-02 JP JP13667884A patent/JPS6116009A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6116009A (ja) | 1986-01-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |