JPS5971123A - 薄膜磁気ヘツド - Google Patents
薄膜磁気ヘツドInfo
- Publication number
- JPS5971123A JPS5971123A JP18073182A JP18073182A JPS5971123A JP S5971123 A JPS5971123 A JP S5971123A JP 18073182 A JP18073182 A JP 18073182A JP 18073182 A JP18073182 A JP 18073182A JP S5971123 A JPS5971123 A JP S5971123A
- Authority
- JP
- Japan
- Prior art keywords
- head
- thin film
- magnetic
- area
- efficiency
- 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 38
- 239000010409 thin film Substances 0.000 title claims abstract description 24
- 230000005415 magnetization Effects 0.000 abstract description 7
- 230000008859 change Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000035699 permeability Effects 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000000758 substrate Substances 0.000 description 6
- 239000010408 film Substances 0.000 description 5
- 238000004804 winding Methods 0.000 description 5
- 239000000696 magnetic material Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 230000005674 electromagnetic induction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
-
- 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
-
- 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
- G11B5/399—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 with intrinsic biasing, e.g. provided by equipotential strips
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18073182A JPS5971123A (ja) | 1982-10-14 | 1982-10-14 | 薄膜磁気ヘツド |
| EP83302024A EP0091812B1 (en) | 1982-04-14 | 1983-04-11 | A playback head for perpendicular magnetic recordings |
| US06/483,614 US4613918A (en) | 1982-04-14 | 1983-04-11 | Perpendicular magnetic playback head and a perpendicular magnetic recording and reproducing device |
| DE8383302024T DE3374622D1 (en) | 1982-04-14 | 1983-04-11 | A playback head for perpendicular magnetic recordings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18073182A JPS5971123A (ja) | 1982-10-14 | 1982-10-14 | 薄膜磁気ヘツド |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5971123A true JPS5971123A (ja) | 1984-04-21 |
| JPH0440773B2 JPH0440773B2 (en, 2012) | 1992-07-06 |
Family
ID=16088314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18073182A Granted JPS5971123A (ja) | 1982-04-14 | 1982-10-14 | 薄膜磁気ヘツド |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5971123A (en, 2012) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61165814A (ja) * | 1985-01-14 | 1986-07-26 | Nippon Denso Co Ltd | 磁気検出装置 |
| US10370313B2 (en) | 2016-02-26 | 2019-08-06 | AGC Inc. | Manufacturing method of purified 1-chloro-2,3,3,3-Tetrafluoropropene and purified 1-chloro-2,3,3,3-tetrafluoropropene (Z) |
-
1982
- 1982-10-14 JP JP18073182A patent/JPS5971123A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61165814A (ja) * | 1985-01-14 | 1986-07-26 | Nippon Denso Co Ltd | 磁気検出装置 |
| US10370313B2 (en) | 2016-02-26 | 2019-08-06 | AGC Inc. | Manufacturing method of purified 1-chloro-2,3,3,3-Tetrafluoropropene and purified 1-chloro-2,3,3,3-tetrafluoropropene (Z) |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0440773B2 (en, 2012) | 1992-07-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0644333B2 (ja) | 磁気記録再生ヘツドおよびその製造方法 | |
| JPS6087417A (ja) | 薄膜磁気ヘツド | |
| JPS62192017A (ja) | 磁気ヘツド | |
| US5792546A (en) | Magneto-resistive head and method of producing the same | |
| JPS5971123A (ja) | 薄膜磁気ヘツド | |
| JPH05151536A (ja) | 結合読取／書込磁気ヘツド | |
| JP2788403B2 (ja) | 磁気抵抗効果ヘッド | |
| JPS61182620A (ja) | 薄膜磁気ヘッド | |
| JPS58179927A (ja) | 薄膜磁気ヘツド | |
| JP2878738B2 (ja) | 記録再生兼用薄膜磁気ヘッド | |
| US4654739A (en) | Thin film magnetic head for reproducing perpendicular magnetization | |
| KR920001146B1 (ko) | 자기저항효과형 자기헤드 | |
| JPH0441411B2 (en, 2012) | ||
| JPS5971118A (ja) | 垂直磁化再生ヘツド | |
| JPS5912757Y2 (ja) | 磁気ヘツド | |
| JPS5971119A (ja) | 磁気抵抗効果形ヘツド | |
| JPS6327773B2 (en, 2012) | ||
| JPS5857617A (ja) | 薄膜磁気ヘツド | |
| JPS62141619A (ja) | 薄膜磁気ヘツド | |
| JPH0441412B2 (en, 2012) | ||
| JPH048851B2 (en, 2012) | ||
| JPS5971122A (ja) | 薄膜磁気ヘツド | |
| JPS5971121A (ja) | 垂直磁化再生ヘツド | |
| JPS5971120A (ja) | 垂直磁化再生方法およびそのための磁気抵抗効果形ヘツド | |
| JPH01182908A (ja) | 薄膜磁気ヘツド |