NL8102148A - Magnetisch overdrachtselement alsmede magnetisch permeabel onderdeel voor een magnetisch overdrachtselement. - Google Patents
Magnetisch overdrachtselement alsmede magnetisch permeabel onderdeel voor een magnetisch overdrachtselement. Download PDFInfo
- Publication number
- NL8102148A NL8102148A NL8102148A NL8102148A NL8102148A NL 8102148 A NL8102148 A NL 8102148A NL 8102148 A NL8102148 A NL 8102148A NL 8102148 A NL8102148 A NL 8102148A NL 8102148 A NL8102148 A NL 8102148A
- Authority
- NL
- Netherlands
- Prior art keywords
- magnetic
- layer
- magnetically permeable
- magnetically
- parts
- Prior art date
Links
- 230000004907 flux Effects 0.000 claims description 30
- 239000000463 material Substances 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 230000005415 magnetization Effects 0.000 claims description 5
- 229910003271 Ni-Fe Inorganic materials 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 239000000696 magnetic material Substances 0.000 claims description 4
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 2
- 230000008859 change Effects 0.000 claims description 2
- 230000008021 deposition Effects 0.000 claims description 2
- 238000001556 precipitation Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000010410 layer Substances 0.000 description 49
- 239000004020 conductor Substances 0.000 description 25
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 8
- 239000010453 quartz Substances 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 238000004544 sputter deposition Methods 0.000 description 5
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 4
- 229910052786 argon Inorganic materials 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 229910018605 Ni—Zn Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000004804 winding Methods 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
- 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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N50/00—Galvanomagnetic devices
- H10N50/10—Magnetoresistive devices
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Measuring Magnetic Variables (AREA)
- Magnetic Heads (AREA)
- Hall/Mr Elements (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8102148A NL8102148A (nl) | 1981-05-01 | 1981-05-01 | Magnetisch overdrachtselement alsmede magnetisch permeabel onderdeel voor een magnetisch overdrachtselement. |
| EP82200488A EP0064786A3 (en) | 1981-05-01 | 1982-04-23 | Magnetic sensor and magnetically permeable component for a magnetic sensor |
| US06/371,039 US4489357A (en) | 1981-05-01 | 1982-04-23 | Magnetic sensor having multilayered flux conductors |
| JP57072523A JPS57203979A (en) | 1981-05-01 | 1982-04-28 | Magnetic sensor and its manufacture |
| KR1019820001887A KR840000018A (ko) | 1981-05-01 | 1982-04-29 | 자기 감지기 및 자기 감지기용 자기 투입 부품 |
| KR2019880012276U KR890001845Y1 (ko) | 1981-05-01 | 1988-07-28 | 자기 감지기 및 자기 감지기용 자기투과 부품 |
| JP037183U JPH0590381U (ja) | 1981-05-01 | 1992-06-02 | 磁気センサ |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL8102148 | 1981-05-01 | ||
| NL8102148A NL8102148A (nl) | 1981-05-01 | 1981-05-01 | Magnetisch overdrachtselement alsmede magnetisch permeabel onderdeel voor een magnetisch overdrachtselement. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8102148A true NL8102148A (nl) | 1982-12-01 |
Family
ID=19837428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8102148A NL8102148A (nl) | 1981-05-01 | 1981-05-01 | Magnetisch overdrachtselement alsmede magnetisch permeabel onderdeel voor een magnetisch overdrachtselement. |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4489357A (ko) |
| EP (1) | EP0064786A3 (ko) |
| JP (2) | JPS57203979A (ko) |
| KR (1) | KR840000018A (ko) |
| NL (1) | NL8102148A (ko) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58108019A (ja) * | 1981-12-21 | 1983-06-28 | Trio Kenwood Corp | 薄膜磁気ヘッドの製造方法 |
| JPS6087417A (ja) * | 1983-10-20 | 1985-05-17 | Matsushita Electric Ind Co Ltd | 薄膜磁気ヘツド |
| DE3613619A1 (de) * | 1985-04-26 | 1986-10-30 | Sharp K.K., Osaka | Duennfilm-magnetkopf |
| US4783711A (en) * | 1985-07-12 | 1988-11-08 | Hitachi, Ltd. | Magnetoresistive sensor having magnetic shields of ferrite |
| JPS62128015A (ja) * | 1985-11-29 | 1987-06-10 | Hitachi Ltd | 磁気抵抗効果型磁気ヘツド |
| DE3644388A1 (de) * | 1985-12-27 | 1987-07-02 | Sharp Kk | Duennfilm-joch-magnetkopf |
| US4754354A (en) * | 1986-05-05 | 1988-06-28 | Eastman Kodak Company | Ferrite film insulating layer in a yoke-type magneto-resistive head |
| US5159511A (en) * | 1987-04-01 | 1992-10-27 | Digital Equipment Corporation | Biasing conductor for MR head |
| US5103553A (en) * | 1987-07-29 | 1992-04-14 | Digital Equipment Corporation | Method of making a magnetic recording head |
| US4907113A (en) * | 1987-07-29 | 1990-03-06 | Digital Equipment Corporation | Three-pole magnetic recording head |
| US5111352A (en) * | 1987-07-29 | 1992-05-05 | Digital Equipment Corporation | Three-pole magnetic head with reduced flux leakage |
| GB8900398D0 (en) * | 1989-01-09 | 1989-03-08 | Scient Generics Ltd | Magnetic materials |
| EP0396227B1 (en) * | 1989-05-01 | 1995-05-17 | Quantum Corporation | Magnetic devices with enhanced poles |
| US5142426A (en) * | 1990-06-21 | 1992-08-25 | International Business Machines Corporation | Thin film magnetic head having interspersed resistance layers to provide a desired cut-off frequency |
| US5119025A (en) * | 1990-07-26 | 1992-06-02 | Eastman Kodak Company | High-sensitivity magnetorresistive magnetometer having laminated flux collectors defining an open-loop flux-conducting path |
| EP0540692B1 (en) * | 1990-07-26 | 1995-04-26 | Eastman Kodak Company | Miniature high-sensitivity magnetoresistive magnetometer |
| US5379172A (en) * | 1990-09-19 | 1995-01-03 | Seagate Technology, Inc. | Laminated leg for thin film magnetic transducer |
| JPH04351706A (ja) * | 1991-05-30 | 1992-12-07 | Matsushita Electric Ind Co Ltd | 複合型薄膜磁気ヘッド |
| US5668523A (en) * | 1993-12-29 | 1997-09-16 | International Business Machines Corporation | Magnetoresistive sensor employing an exchange-bias enhancing layer |
| US5491600A (en) * | 1994-05-04 | 1996-02-13 | International Business Machines Corporation | Multi-layer conductor leads in a magnetoresistive head |
| JPH0817020A (ja) * | 1994-06-30 | 1996-01-19 | Sony Corp | 磁気抵抗効果型薄膜磁気ヘッド |
| WO1997016823A1 (en) * | 1995-10-30 | 1997-05-09 | Philips Electronics N.V. | Magnetic head having a laminated flux guide, and device provided with the magnetic head |
| JPH09185813A (ja) * | 1995-11-29 | 1997-07-15 | Eastman Kodak Co | 磁束誘導式の対型磁気抵抗ヘッド組立体 |
| JP3188232B2 (ja) | 1997-12-09 | 2001-07-16 | アルプス電気株式会社 | 薄膜磁気ヘッドおよびその製造方法 |
| US6223420B1 (en) | 1998-12-04 | 2001-05-01 | International Business Machines Corporation | Method of making a read head with high resistance soft magnetic flux guide layer for enhancing read sensor efficiency |
| US6721139B2 (en) | 2001-05-31 | 2004-04-13 | International Business Machines Corporation | Tunnel valve sensor with narrow gap flux guide employing a lamination of FeN and NiFeMo |
| US20130027170A1 (en) * | 2011-06-30 | 2013-01-31 | Analog Devices, Inc. | Isolated power converter with magnetics on chip |
| US8558344B2 (en) | 2011-09-06 | 2013-10-15 | Analog Devices, Inc. | Small size and fully integrated power converter with magnetics on chip |
| US8786393B1 (en) | 2013-02-05 | 2014-07-22 | Analog Devices, Inc. | Step up or step down micro-transformer with tight magnetic coupling |
| US9293997B2 (en) | 2013-03-14 | 2016-03-22 | Analog Devices Global | Isolated error amplifier for isolated power supplies |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1157085A (en) * | 1965-07-10 | 1969-07-02 | Plessey Co Ltd | Improvements in or relating to Magnetic Alloy Components |
| US3480522A (en) * | 1966-08-18 | 1969-11-25 | Ibm | Method of making magnetic thin film device |
| FR1540853A (fr) * | 1966-12-15 | 1968-09-27 | Ibm | Procédé de revêtement de films magnétiques |
| US3512946A (en) * | 1967-04-17 | 1970-05-19 | Lash Mfg Inc | Composite material for shielding electrical and magnetic energy |
| DE1758787B2 (de) * | 1968-08-07 | 1976-10-21 | Siemens AG, 1000 Berlin und 8000 München | Weichmagnetisches eisenblech und verfahren zu seiner herstellung |
| US3813766A (en) * | 1971-12-20 | 1974-06-04 | Ibm | Process for manufacture of a magnetic transducer using a pre-existing unitary foil |
| US3945038A (en) * | 1971-12-22 | 1976-03-16 | Compagnie Internationale Pour L'informatique | Read-write magnetoresistive transducer having a plurality of MR elements |
| US3921217A (en) * | 1971-12-27 | 1975-11-18 | Ibm | Three-legged magnetic recording head using a magnetorestive element |
| JPS4977198A (ko) * | 1972-12-01 | 1974-07-25 | ||
| JPS529413A (en) * | 1975-07-11 | 1977-01-25 | Matsushita Electric Ind Co Ltd | Magnetic head |
| US4150408A (en) * | 1975-07-17 | 1979-04-17 | U.S. Philips Corporation | Thin-film magnetic head for reading and writing information |
| US4103315A (en) * | 1977-06-24 | 1978-07-25 | International Business Machines Corporation | Antiferromagnetic-ferromagnetic exchange bias films |
| GB2003647B (en) * | 1977-09-02 | 1982-05-06 | Magnex Corp | Thin film magnetic recording heads |
| DE2833249C2 (de) * | 1978-07-28 | 1985-05-09 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur Herstellung eines lamellierten Dünnschicht-Magnetkopfes mit mehreren Schichten aus abwechelnd magnetischem und unmagnetischem Material |
-
1981
- 1981-05-01 NL NL8102148A patent/NL8102148A/nl not_active Application Discontinuation
-
1982
- 1982-04-23 US US06/371,039 patent/US4489357A/en not_active Expired - Lifetime
- 1982-04-23 EP EP82200488A patent/EP0064786A3/en not_active Ceased
- 1982-04-28 JP JP57072523A patent/JPS57203979A/ja active Pending
- 1982-04-29 KR KR1019820001887A patent/KR840000018A/ko unknown
-
1992
- 1992-06-02 JP JP037183U patent/JPH0590381U/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57203979A (en) | 1982-12-14 |
| EP0064786A2 (en) | 1982-11-17 |
| US4489357A (en) | 1984-12-18 |
| JPH0590381U (ja) | 1993-12-10 |
| EP0064786A3 (en) | 1983-01-19 |
| KR840000018A (ko) | 1984-01-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A1B | A search report has been drawn up | ||
| A1Y | An additional search report has been drawn up | ||
| BV | The patent application has lapsed |