JPH117609A - 薄膜磁気ヘッド及び記録再生分離型ヘッドとそれを用いた磁気記憶再生装置 - Google Patents

薄膜磁気ヘッド及び記録再生分離型ヘッドとそれを用いた磁気記憶再生装置

Info

Publication number
JPH117609A
JPH117609A JP10898298A JP10898298A JPH117609A JP H117609 A JPH117609 A JP H117609A JP 10898298 A JP10898298 A JP 10898298A JP 10898298 A JP10898298 A JP 10898298A JP H117609 A JPH117609 A JP H117609A
Authority
JP
Japan
Prior art keywords
magnetic
film
magnetic film
head
gap
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
Application number
JP10898298A
Other languages
English (en)
Japanese (ja)
Other versions
JPH117609A5 (enExample
Inventor
Matahiro Komuro
又洋 小室
Toshihiro Okada
智弘 岡田
Moriaki Fuyama
盛明 府山
Tetsuo Ito
鉄男 伊藤
Hiroshi Fukui
宏 福井
Yoji Maruyama
洋治 丸山
Makoto Hiraga
平賀　　良
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP10898298A priority Critical patent/JPH117609A/ja
Publication of JPH117609A publication Critical patent/JPH117609A/ja
Publication of JPH117609A5 publication Critical patent/JPH117609A5/ja
Pending legal-status Critical Current

Links

Landscapes

  • Magnetic Heads (AREA)
JP10898298A 1997-04-22 1998-04-20 薄膜磁気ヘッド及び記録再生分離型ヘッドとそれを用いた磁気記憶再生装置 Pending JPH117609A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10898298A JPH117609A (ja) 1997-04-22 1998-04-20 薄膜磁気ヘッド及び記録再生分離型ヘッドとそれを用いた磁気記憶再生装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP10423097 1997-04-22
JP9-104230 1997-04-22
JP10898298A JPH117609A (ja) 1997-04-22 1998-04-20 薄膜磁気ヘッド及び記録再生分離型ヘッドとそれを用いた磁気記憶再生装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2005144846A Division JP2005235396A (ja) 1997-04-22 2005-05-18 薄膜磁気ヘッド及び記録再生分離型ヘッドとそれを用いた磁気記憶再生装置

Publications (2)

Publication Number Publication Date
JPH117609A true JPH117609A (ja) 1999-01-12
JPH117609A5 JPH117609A5 (enExample) 2005-09-29

Family

ID=26444744

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10898298A Pending JPH117609A (ja) 1997-04-22 1998-04-20 薄膜磁気ヘッド及び記録再生分離型ヘッドとそれを用いた磁気記憶再生装置

Country Status (1)

Country Link
JP (1) JPH117609A (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000017860A1 (fr) * 1998-09-18 2000-03-30 Fujitsu Limited Tete magnetique a couche mince a pole sous-magnetique d'extremite, et procede de production correspondant
US6614620B2 (en) 2000-10-19 2003-09-02 Fujitsu Limited Thin film magnetic head
US6751053B2 (en) 2000-04-03 2004-06-15 Alps Electric Co., Ltd. Thin-film magnetic head reliably producing fringing flux at gap layer and method for fabricating the same
US6791795B2 (en) 2001-09-10 2004-09-14 Hitachi, Ltd. Thin film magnetic head having inductive write portion features that provide high recording field strength
US7817376B2 (en) 2006-04-28 2010-10-19 Tdk Corporation Thin-film magnetic head having magnetic layer with non-magnetic portion

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000017860A1 (fr) * 1998-09-18 2000-03-30 Fujitsu Limited Tete magnetique a couche mince a pole sous-magnetique d'extremite, et procede de production correspondant
US6751053B2 (en) 2000-04-03 2004-06-15 Alps Electric Co., Ltd. Thin-film magnetic head reliably producing fringing flux at gap layer and method for fabricating the same
US6614620B2 (en) 2000-10-19 2003-09-02 Fujitsu Limited Thin film magnetic head
US6791795B2 (en) 2001-09-10 2004-09-14 Hitachi, Ltd. Thin film magnetic head having inductive write portion features that provide high recording field strength
US7817376B2 (en) 2006-04-28 2010-10-19 Tdk Corporation Thin-film magnetic head having magnetic layer with non-magnetic portion

Similar Documents

Publication Publication Date Title
US6091582A (en) Thin film magnetic recording head with very narrow track width performing high density recording at high driving frequency
US6385009B2 (en) Thin film magnetic head and assembled construction thereof
US6141190A (en) Magnetoresistive effect head
JP3990751B2 (ja) 磁気抵抗効果型磁気ヘッド及び磁気記録再生装置
JP2004103204A (ja) 磁気的に軟質かつ安定した高磁気モーメントの主極を有する垂直ライタ
US6144534A (en) Laminated hard magnet in MR sensor
JPH09326105A (ja) 複合型薄膜磁気ヘッド
JP2817501B2 (ja) 磁気ディスク装置及びそれに用いる磁気ヘッド
JP3787403B2 (ja) 磁気抵抗効果型ヘッド
JP2001184613A (ja) 磁気抵抗センサー
US6731478B2 (en) Magnetoresistive effect head
JPH117609A (ja) 薄膜磁気ヘッド及び記録再生分離型ヘッドとそれを用いた磁気記憶再生装置
JPH10241125A (ja) 薄膜磁気ヘッド及び記録再生分離型磁気ヘッドとそれを用いた磁気記憶再生装置
KR100331188B1 (ko) 박막자기헤드,기록/재생분리형헤드및이를이용한자기기록및재생장치
JPH11161920A (ja) 記録再生ヘッド及びそれを用いたヘッド・ディスク・アセンブリと磁気ディスク装置
JP2005038587A (ja) 信号対ノイズ比を改善した積層媒体を備えた磁気記録ディスク・ドライブ
JP3932587B2 (ja) 磁性積層体、磁気センサ、磁気記録媒体及び磁気記録再生装置
JP2005235396A (ja) 薄膜磁気ヘッド及び記録再生分離型ヘッドとそれを用いた磁気記憶再生装置
JP2002008209A (ja) 複合型薄膜磁気ヘッド
JP2001126216A (ja) 磁気記録ヘッド及びその製造方法
JPH08153313A (ja) 磁気抵抗効果型ヘッド及び磁気ディスク装置
WO1998036410A1 (en) Thin film magnetic head, recording/reproduction separation type head, magnetic disk apparatus and process for producing thin film magnetic head
JPWO1998036410A1 (ja) 薄膜磁気ヘッドと記録再生分離型ヘッド及び磁気ディスク装置並びに薄膜磁気ヘッドの製造方法
JPH1186234A (ja) 磁気抵抗効果型再生ヘッド及びそれを搭載した磁気ディスク装置
JP2005063643A (ja) 磁気抵抗効果型磁気ヘッド及び磁気記録再生装置

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20050406

A521 Written amendment

Effective date: 20050406

Free format text: JAPANESE INTERMEDIATE CODE: A523

A521 Written amendment

Effective date: 20050513

Free format text: JAPANESE INTERMEDIATE CODE: A523

A871 Explanation of circumstances concerning accelerated examination

Effective date: 20050513

Free format text: JAPANESE INTERMEDIATE CODE: A871

A975 Report on accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A971005

Effective date: 20050617

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20050628

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20050829

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20060124

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060327

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20060327

RD02 Notification of acceptance of power of attorney

Effective date: 20060510

Free format text: JAPANESE INTERMEDIATE CODE: A7422

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20060510

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20060905

A02 Decision of refusal

Effective date: 20070130

Free format text: JAPANESE INTERMEDIATE CODE: A02