KR910020649A - 박막 자기 헤드 - Google Patents
박막 자기 헤드 Download PDFInfo
- Publication number
- KR910020649A KR910020649A KR1019910004361A KR910004361A KR910020649A KR 910020649 A KR910020649 A KR 910020649A KR 1019910004361 A KR1019910004361 A KR 1019910004361A KR 910004361 A KR910004361 A KR 910004361A KR 910020649 A KR910020649 A KR 910020649A
- Authority
- KR
- South Korea
- Prior art keywords
- thin film
- magnetic head
- film magnetic
- conductor coil
- layer
- Prior art date
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
-
- 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
-
- 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)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 박막자기헤드의 1실시예의 주요부를 도시한 단면도. 제2도 (a),(b),(c),(d)는 각각 제1도에 도시한 박막자기헤드를 구성하는 각각의 도체코일층의 도체막패턴을 도시한 평면도.
Claims (2)
- 하부자극(1)과 상부자극(2) 사이에 절연층(3a-3e)와 도체코일층(4a-4d)를 4층이상 교대로 적층형성해서 이루어지는 박막자기헤드에 있어서, 서로 인접하지않는 적어도 1조의 상기 도체코일층을 직접접속한 것을 특징으로 하는 박막자기헤드.
- 특허청구의 범위 제1항에 있어서, 상기 도체코일층의 코일의 권선수는 아래층에서부터 위층으로 향해서 순차적으로 작게 형성되어있는 것을 특징으로 하는 박막자기헤드.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2-117074 | 1990-05-07 | ||
JP2117074A JPH0413212A (ja) | 1990-05-07 | 1990-05-07 | 薄膜磁気ヘッド |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910020649A true KR910020649A (ko) | 1991-12-20 |
KR940005555B1 KR940005555B1 (ko) | 1994-06-20 |
Family
ID=14702766
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019910004361A KR940005555B1 (ko) | 1990-05-07 | 1991-03-20 | 박막자기헤드 |
Country Status (5)
Country | Link |
---|---|
US (1) | US5170302A (ko) |
EP (1) | EP0517966A1 (ko) |
JP (1) | JPH0413212A (ko) |
KR (1) | KR940005555B1 (ko) |
DE (1) | DE4115394A1 (ko) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5402293A (en) * | 1990-12-27 | 1995-03-28 | Sony Electronics Inc. | Magneto-optical head having a thin film coil recessed into a magnetic substrate |
JPH06309610A (ja) * | 1993-04-28 | 1994-11-04 | Sony Corp | 磁気ヘッド |
US5796564A (en) * | 1994-05-09 | 1998-08-18 | Sony Corporation | Magnetic head having a recessed portion corresponding to a magnetic path and method of manufacturing the same |
JPH1032117A (ja) * | 1996-07-15 | 1998-02-03 | Nikon Corp | コイル |
US5875080A (en) * | 1997-09-05 | 1999-02-23 | International Business Machines Corporation | Write head with second coil above pole having coil density less electrically connected first coil below the pole |
US6483662B1 (en) | 1999-07-09 | 2002-11-19 | Read-Rite Corporation | High density multi-coil magnetic write head having a reduced yoke length and short flux rise time |
US6496330B1 (en) * | 1999-09-09 | 2002-12-17 | Read-Rite Corporation | Magnetic write head having a splitcoil structure |
JP2001319312A (ja) * | 2000-05-10 | 2001-11-16 | Tdk Corp | 薄膜コイルおよびその製造方法ならびに薄膜磁気ヘッドおよびその製造方法 |
US6507456B1 (en) | 2000-08-30 | 2003-01-14 | International Business Machines Corporation | Dual coil and lead connections fabricated by image transfer and selective etch |
US7286091B2 (en) * | 2003-06-13 | 2007-10-23 | Schlumberger Technology Corporation | Co-located antennas |
WO2005122192A1 (ja) * | 2004-06-07 | 2005-12-22 | Murata Manufacturing Co., Ltd. | 積層コイル |
SI2225175T1 (sl) | 2007-12-12 | 2013-04-30 | Akzo Nobel N.V. | Stabilizirane raztopine vodikovega peroksida |
TWI450286B (zh) * | 2010-05-17 | 2014-08-21 | Taiyo Yuden Kk | 基板內藏用電子零件及零件內藏型基板 |
JP6091206B2 (ja) * | 2012-12-21 | 2017-03-08 | ルネサスエレクトロニクス株式会社 | 半導体装置および半導体装置の製造方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51117020A (en) * | 1975-04-07 | 1976-10-14 | Hitachi Ltd | Magnetic head and production method of it |
DE3346876A1 (de) * | 1983-12-23 | 1985-07-11 | Siemens AG, 1000 Berlin und 8000 München | Kombinierter schreib- und lese-magnetkopf zur senkrechten magnetisierung eines entsprechenden aufzeichnungsmediums |
US4713711A (en) * | 1985-05-08 | 1987-12-15 | International Business Machines | Thin film magnetic transducer having center tapped winding |
US4694368A (en) * | 1986-01-10 | 1987-09-15 | Read-Rite Corporation | Thin film magnetic head with three superimposed coils |
JPS63114A (ja) * | 1986-06-19 | 1988-01-05 | Matsushita Electric Ind Co Ltd | 液相成長方法 |
JPH073685B2 (ja) * | 1989-03-20 | 1995-01-18 | ヤマハ株式会社 | 薄膜磁気ヘッド |
-
1990
- 1990-05-07 JP JP2117074A patent/JPH0413212A/ja active Pending
-
1991
- 1991-03-20 KR KR1019910004361A patent/KR940005555B1/ko not_active IP Right Cessation
- 1991-04-30 US US07/693,794 patent/US5170302A/en not_active Expired - Fee Related
- 1991-05-07 DE DE4115394A patent/DE4115394A1/de not_active Withdrawn
- 1991-05-11 EP EP91250131A patent/EP0517966A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JPH0413212A (ja) | 1992-01-17 |
US5170302A (en) | 1992-12-08 |
DE4115394A1 (de) | 1991-11-14 |
KR940005555B1 (ko) | 1994-06-20 |
EP0517966A1 (en) | 1992-12-16 |
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E701 | Decision to grant or registration of patent right | ||
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Payment date: 20010615 Year of fee payment: 8 |
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