FR2774500B1 - Tete magnetique de lecture a element magnetoresistant et a element conducteur de compensation - Google Patents
Tete magnetique de lecture a element magnetoresistant et a element conducteur de compensationInfo
- Publication number
- FR2774500B1 FR2774500B1 FR9801214A FR9801214A FR2774500B1 FR 2774500 B1 FR2774500 B1 FR 2774500B1 FR 9801214 A FR9801214 A FR 9801214A FR 9801214 A FR9801214 A FR 9801214A FR 2774500 B1 FR2774500 B1 FR 2774500B1
- Authority
- FR
- France
- Prior art keywords
- magnetoresistent
- reading head
- magnetic reading
- compensation conducting
- conducting element
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
-
- 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
- G11B5/3912—Arrangements in which the active read-out elements are transducing in association with active magnetic shields, e.g. magnetically coupled shields
-
- 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
-
- 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
- G11B2005/0002—Special dispositions or recording techniques
- G11B2005/0005—Arrangements, methods or circuits
- G11B2005/001—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure
- G11B2005/0013—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation
- G11B2005/0016—Controlling recording characteristics of record carriers or transducing characteristics of transducers by means not being part of their structure of transducers, e.g. linearisation, equalisation of magnetoresistive transducers
-
- 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
- G11B2005/3996—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 large or giant magnetoresistive effects [GMR], e.g. as generated in spin-valve [SV] devices
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Magnetic Heads (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9801214A FR2774500B1 (fr) | 1998-02-03 | 1998-02-03 | Tete magnetique de lecture a element magnetoresistant et a element conducteur de compensation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9801214A FR2774500B1 (fr) | 1998-02-03 | 1998-02-03 | Tete magnetique de lecture a element magnetoresistant et a element conducteur de compensation |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2774500A1 FR2774500A1 (fr) | 1999-08-06 |
FR2774500B1 true FR2774500B1 (fr) | 2000-04-07 |
Family
ID=9522519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9801214A Expired - Fee Related FR2774500B1 (fr) | 1998-02-03 | 1998-02-03 | Tete magnetique de lecture a element magnetoresistant et a element conducteur de compensation |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2774500B1 (fr) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4306215A (en) * | 1979-03-23 | 1981-12-15 | Spin Physics, Inc. | Thin magnetoresistive head |
US4343026A (en) * | 1980-07-09 | 1982-08-03 | Spin Physics, Inc. | Magnetoresistive head employing field feedback |
US5301079A (en) * | 1992-11-17 | 1994-04-05 | International Business Machines Corporation | Current biased magnetoresistive spin valve sensor |
FR2724481B1 (fr) * | 1994-09-13 | 1996-10-18 | Commissariat Energie Atomique | Tete magnetique planaire a magnetoresistance multicouche longitudinale |
JPH09282619A (ja) * | 1996-04-15 | 1997-10-31 | Fujitsu Ltd | 磁気ヘッド及びこれを使用する記録再生装置 |
US5696656A (en) * | 1996-09-06 | 1997-12-09 | International Business Machines Corporation | Highly sensitive orthogonal spin valve read head |
-
1998
- 1998-02-03 FR FR9801214A patent/FR2774500B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2774500A1 (fr) | 1999-08-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |