JPS567224A - Thin layer magnetic head assembly - Google Patents
Thin layer magnetic head assemblyInfo
- Publication number
- JPS567224A JPS567224A JP5052480A JP5052480A JPS567224A JP S567224 A JPS567224 A JP S567224A JP 5052480 A JP5052480 A JP 5052480A JP 5052480 A JP5052480 A JP 5052480A JP S567224 A JPS567224 A JP S567224A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic head
- thin layer
- head assembly
- layer magnetic
- assembly
- 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.)
- Pending
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
- G11B5/3967—Composite structural arrangements of transducers, e.g. inductive write and magnetoresistive read
-
- 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
- G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
- G11B5/3109—Details
- G11B5/313—Disposition of layers
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/053,165 US4255772A (en) | 1979-06-29 | 1979-06-29 | Read/write magnetic head assembly with magnetoresistive sensor |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS567224A true JPS567224A (en) | 1981-01-24 |
Family
ID=21982345
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5052480A Pending JPS567224A (en) | 1979-06-29 | 1980-04-18 | Thin layer magnetic head assembly |
Country Status (4)
Country | Link |
---|---|
US (1) | US4255772A (ja) |
EP (1) | EP0021392B1 (ja) |
JP (1) | JPS567224A (ja) |
DE (1) | DE3060717D1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51143410A (en) * | 1975-06-04 | 1976-12-09 | Dainippon Printing Co Ltd | Apparatus for making mask for photooengraving |
JPS5930223A (ja) * | 1982-08-09 | 1984-02-17 | インタ−ナシヨナル ビジネス マシ−ンズ コ−ポレ−シヨン | 集積磁気ヘツド組立体 |
JPS60177420A (ja) * | 1984-02-23 | 1985-09-11 | Nec Corp | 複合型薄膜磁気ヘツド及びその製造方法 |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5616932A (en) * | 1979-07-18 | 1981-02-18 | Olympus Optical Co Ltd | Recording and reproducing head for vertical magnetic recording and manufacture of this recording and reproducing head and recording and reproducing unit using this recording and reproducing head |
US4613918A (en) * | 1982-04-14 | 1986-09-23 | Matsushita Electric Industrial Co., Ltd. | Perpendicular magnetic playback head and a perpendicular magnetic recording and reproducing device |
CA1209260A (en) * | 1982-10-29 | 1986-08-05 | Tetsuo Sekiya | Magnetic transducer head using magnetroresistance effect |
US4547824A (en) * | 1982-12-17 | 1985-10-15 | International Business Machines Corporation | Dual biasing for integrated inductive MR head |
US4555740A (en) * | 1983-04-04 | 1985-11-26 | Hewlett-Packard Company | Thin film transducer head for inductive recording and magnetoresistive reading |
US4599668A (en) * | 1983-06-15 | 1986-07-08 | Eastman Kodak Company | Inductively-coupled, thin-film M-R head |
DE3431047A1 (de) * | 1983-08-24 | 1985-03-14 | Canon K.K., Tokio/Tokyo | Duennschicht-magnetkopf |
US4604669A (en) * | 1984-09-04 | 1986-08-05 | Honeywell Inc. | Magnetostrictive record head |
US4885649A (en) * | 1987-04-01 | 1989-12-05 | Digital Equipment Corporation | Thin film head having a magneto-restrictive read element |
US5159511A (en) * | 1987-04-01 | 1992-10-27 | Digital Equipment Corporation | Biasing conductor for MR head |
NL8701663A (nl) * | 1987-07-15 | 1989-02-01 | Philips Nv | Dunne film magneetkop met een magnetoweerstandselement. |
DE58905860D1 (de) * | 1988-02-04 | 1993-11-18 | Siemens Ag | Dünnfilm-Magnetkopf mit integriertem magneto-resistiven Sensor. |
US5075956A (en) * | 1988-03-16 | 1991-12-31 | Digital Equipment Corporation | Method of making recording heads with side shields |
JPH02168408A (ja) * | 1988-09-19 | 1990-06-28 | Hitachi Ltd | 記録再生用磁気ヘッドおよびその製造方法 |
US5311385A (en) * | 1991-12-18 | 1994-05-10 | Minnesota Mining And Manufacturing Company | Magnetoresistive head with integrated bias and magnetic shield layer |
US5477402A (en) * | 1992-05-08 | 1995-12-19 | International Business Machines Corporation | Disk file with multiplexed servo system |
US5331493A (en) * | 1992-08-21 | 1994-07-19 | Minnesota Mining And Manufacturing Company | Bidirectional thin-film magnetoresistive tape head assembly |
US5446613A (en) * | 1994-02-28 | 1995-08-29 | Read-Rite Corporation | Magnetic head assembly with MR sensor |
US6407891B1 (en) | 1999-05-24 | 2002-06-18 | International Business Machines Corporation | Magnetic read/write head having electromagnetic field cancellation element |
US6930862B2 (en) * | 2002-01-07 | 2005-08-16 | Hitachi Global Storage Technologies Netherlands B.V. | Shielded extraordinary magnetoresistance head |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3814863A (en) * | 1972-10-11 | 1974-06-04 | Ibm | Internally biased magnetoresistive magnetic transducer |
US3823416A (en) * | 1973-03-01 | 1974-07-09 | Ibm | Flying magnetic transducer assembly having three rails |
US3864751A (en) * | 1973-10-04 | 1975-02-04 | Ibm | Induced bias magnetoresistive read transducer |
US3887945A (en) * | 1973-12-12 | 1975-06-03 | Ibm | Head assembly for recording and reading, employing inductive and magnetoresistive elements |
US3908194A (en) * | 1974-08-19 | 1975-09-23 | Ibm | Integrated magnetoresistive read, inductive write, batch fabricated magnetic head |
US3975772A (en) * | 1975-06-02 | 1976-08-17 | International Business Machines Corporation | Double shielded magnetorestive sensing element |
-
1979
- 1979-06-29 US US06/053,165 patent/US4255772A/en not_active Expired - Lifetime
-
1980
- 1980-04-18 JP JP5052480A patent/JPS567224A/ja active Pending
- 1980-06-24 DE DE8080103532T patent/DE3060717D1/de not_active Expired
- 1980-06-24 EP EP80103532A patent/EP0021392B1/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51143410A (en) * | 1975-06-04 | 1976-12-09 | Dainippon Printing Co Ltd | Apparatus for making mask for photooengraving |
JPS589945B2 (ja) * | 1975-06-04 | 1983-02-23 | 大日本印刷株式会社 | シヤシンセイハンヨウマスクサクセイソウチ |
JPS5930223A (ja) * | 1982-08-09 | 1984-02-17 | インタ−ナシヨナル ビジネス マシ−ンズ コ−ポレ−シヨン | 集積磁気ヘツド組立体 |
JPS60177420A (ja) * | 1984-02-23 | 1985-09-11 | Nec Corp | 複合型薄膜磁気ヘツド及びその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
DE3060717D1 (en) | 1982-09-30 |
EP0021392A1 (en) | 1981-01-07 |
US4255772A (en) | 1981-03-10 |
EP0021392B1 (en) | 1982-08-04 |
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