FR2424602B1 - Tete magnetique operant par magnetoresistance - Google Patents
Tete magnetique operant par magnetoresistanceInfo
- Publication number
- FR2424602B1 FR2424602B1 FR7910192A FR7910192A FR2424602B1 FR 2424602 B1 FR2424602 B1 FR 2424602B1 FR 7910192 A FR7910192 A FR 7910192A FR 7910192 A FR7910192 A FR 7910192A FR 2424602 B1 FR2424602 B1 FR 2424602B1
- Authority
- FR
- France
- Prior art keywords
- magnetoresistance
- magnetic head
- head operating
- operating
- magnetic
- 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
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
-
- 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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7804377A NL7804377A (nl) | 1978-04-25 | 1978-04-25 | Magnetoweerstandkop. |
NL7901578A NL7901578A (nl) | 1979-02-28 | 1979-02-28 | Magnetoweerstandkop. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2424602A1 FR2424602A1 (fr) | 1979-11-23 |
FR2424602B1 true FR2424602B1 (fr) | 1987-11-27 |
Family
ID=26645410
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7910192A Expired FR2424602B1 (fr) | 1978-04-25 | 1979-04-23 | Tete magnetique operant par magnetoresistance |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS54143612A (fr) |
CA (1) | CA1137627A (fr) |
DE (1) | DE2916283C2 (fr) |
FR (1) | FR2424602B1 (fr) |
GB (1) | GB2019638B (fr) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58102324A (ja) * | 1981-12-15 | 1983-06-17 | Seiko Epson Corp | 磁気ヘツド |
JPS58102323A (ja) * | 1981-12-15 | 1983-06-17 | Seiko Epson Corp | 磁気ヘツド |
US4535375A (en) * | 1983-01-14 | 1985-08-13 | Magnetic Peripherals, Inc. | Magnetoresistive head |
JPS6087417A (ja) * | 1983-10-20 | 1985-05-17 | Matsushita Electric Ind Co Ltd | 薄膜磁気ヘツド |
US4712144A (en) * | 1985-08-20 | 1987-12-08 | International Business Machines Corporation | Method and apparatus for reading recorded data by a magnetoresistive head |
EP0551603B1 (fr) * | 1991-12-05 | 1998-12-02 | Matsushita Electric Industrial Co., Ltd. | Tête magnétoresistive |
JPH0817020A (ja) * | 1994-06-30 | 1996-01-19 | Sony Corp | 磁気抵抗効果型薄膜磁気ヘッド |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3887944A (en) * | 1973-06-29 | 1975-06-03 | Ibm | Method for eliminating part of magnetic crosstalk in magnetoresistive sensors |
NL164410C (nl) * | 1974-04-01 | 1980-12-15 | Philips Nv | Magnetoweerstand magneetkop. |
GB1518515A (en) * | 1974-08-20 | 1978-07-19 | Matsushita Electric Ind Co Ltd | Magnetic heads |
NL7508533A (nl) * | 1975-07-17 | 1977-01-19 | Philips Nv | Dunne film magneetkop voor het lezen en schrijven van informatie. |
-
1979
- 1979-04-19 CA CA000325893A patent/CA1137627A/fr not_active Expired
- 1979-04-20 GB GB7913826A patent/GB2019638B/en not_active Expired
- 1979-04-21 DE DE19792916283 patent/DE2916283C2/de not_active Expired
- 1979-04-23 JP JP4916179A patent/JPS54143612A/ja active Granted
- 1979-04-23 FR FR7910192A patent/FR2424602B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2019638B (en) | 1982-04-28 |
CA1137627A (fr) | 1982-12-14 |
FR2424602A1 (fr) | 1979-11-23 |
JPS54143612A (en) | 1979-11-09 |
DE2916283C2 (de) | 1985-07-25 |
DE2916283A1 (de) | 1979-11-08 |
JPS5749965B2 (fr) | 1982-10-25 |
GB2019638A (en) | 1979-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
CD | Change of name or company name | ||
ST | Notification of lapse |