JP2002092821A - 単磁極型磁気ヘッド及びそれを搭載した磁気ディスク装置 - Google Patents

単磁極型磁気ヘッド及びそれを搭載した磁気ディスク装置

Info

Publication number
JP2002092821A
JP2002092821A JP2000286842A JP2000286842A JP2002092821A JP 2002092821 A JP2002092821 A JP 2002092821A JP 2000286842 A JP2000286842 A JP 2000286842A JP 2000286842 A JP2000286842 A JP 2000286842A JP 2002092821 A JP2002092821 A JP 2002092821A
Authority
JP
Japan
Prior art keywords
magnetic
film
pole
magnetic pole
forming
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
JP2000286842A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002092821A5 (enExample
Inventor
Toshihiro Okada
智弘 岡田
Yoshiaki Kawato
良昭 川戸
Yasutaka Nishida
靖孝 西田
Yasuo Wakagi
靖雄 若木
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 JP2000286842A priority Critical patent/JP2002092821A/ja
Priority to US09/920,648 priority patent/US6710973B2/en
Publication of JP2002092821A publication Critical patent/JP2002092821A/ja
Priority to US10/768,104 priority patent/US7006326B2/en
Publication of JP2002092821A5 publication Critical patent/JP2002092821A5/ja
Priority to US11/257,083 priority patent/US7133252B2/en
Pending legal-status Critical Current

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  • Magnetic Heads (AREA)
JP2000286842A 2000-09-18 2000-09-18 単磁極型磁気ヘッド及びそれを搭載した磁気ディスク装置 Pending JP2002092821A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2000286842A JP2002092821A (ja) 2000-09-18 2000-09-18 単磁極型磁気ヘッド及びそれを搭載した磁気ディスク装置
US09/920,648 US6710973B2 (en) 2000-09-18 2001-08-03 Single pole type recording head including tapered edges
US10/768,104 US7006326B2 (en) 2000-09-18 2004-02-02 Single pole type recording head with tapered edges
US11/257,083 US7133252B2 (en) 2000-09-18 2005-10-25 Single pole type recording head with trailing side tapered edges

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000286842A JP2002092821A (ja) 2000-09-18 2000-09-18 単磁極型磁気ヘッド及びそれを搭載した磁気ディスク装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2004015111A Division JP2004171762A (ja) 2004-01-23 2004-01-23 単磁極型磁気ヘッドの製造方法

Publications (2)

Publication Number Publication Date
JP2002092821A true JP2002092821A (ja) 2002-03-29
JP2002092821A5 JP2002092821A5 (enExample) 2004-12-24

Family

ID=18770702

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000286842A Pending JP2002092821A (ja) 2000-09-18 2000-09-18 単磁極型磁気ヘッド及びそれを搭載した磁気ディスク装置

Country Status (1)

Country Link
JP (1) JP2002092821A (enExample)

Cited By (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004127479A (ja) * 2002-04-03 2004-04-22 Seagate Technology Llc 非磁性シード層を有する垂直ライタ磁極
US6813116B2 (en) 2002-02-14 2004-11-02 Hitachi, Ltd. Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the same
US6967055B2 (en) 2002-04-19 2005-11-22 Alps Electric Co., Ltd. Thin-film magnetic head and method of forming the same
JP2006139898A (ja) * 2004-11-12 2006-06-01 Headway Technologies Inc 薄膜磁気ヘッド用構造物およびその製造方法並びに薄膜磁気ヘッド
US7095576B2 (en) 2003-12-24 2006-08-22 Samsung Electronics Co., Ltd. Method and apparatus for controlling a write current in a hard disk drive
JP2007026636A (ja) * 2005-07-13 2007-02-01 Headway Technologies Inc 薄膜磁気ヘッド用構造物及びその製造方法並びに薄膜磁気ヘッド
US7203032B2 (en) 2003-06-23 2007-04-10 Hitachi Global Storage Technologies Japan, Ltd. Magnetic recording head and fabrication process
US7215502B2 (en) 2004-09-29 2007-05-08 Tdk Corporation Magnetic recording and reproducing apparatus with trapeziodal write pole tip to avoid overwriting adjacent tracks
US7219414B2 (en) 2004-03-31 2007-05-22 Tdk Corporation Method of manufacturing magnetic head for perpendicular magnetic recording
US7245454B2 (en) 2003-05-15 2007-07-17 Tdk Corporation Magnetic head for vertical magnetic recording including main pole layer having varying width and thickness, head gimbal assembly, and hard disk drive
CN100362570C (zh) * 2004-01-28 2008-01-16 日立环球储存科技荷兰有限公司 磁记录头和制造方法
US7333296B2 (en) 2004-10-07 2008-02-19 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording including pole-layer-encasing layer that opens in the top surface thereof and nonmagnetic conductive layer disposed on the top surface of the pole-layer-encasing layer
US7359147B2 (en) 2003-12-18 2008-04-15 Fujitsu Limited Single pole magnetic head having intermediate magnetic layer and tip magnetic layer
US7369361B2 (en) 2005-02-07 2008-05-06 Headway Technologies, Inc. Magnetic head and magnetic head substructure including resistor element whose resistance corresponds to the length of the track width defining portion of the pole layer
JP2008287872A (ja) * 2005-05-27 2008-11-27 Headway Technologies Inc 垂直磁気記録用磁気ヘッドの製造方法
US7468864B2 (en) 2004-07-01 2008-12-23 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording and method of manufacturing same
JP2009004068A (ja) * 2007-06-21 2009-01-08 Headway Technologies Inc 垂直磁気記録用磁気ヘッドおよびその製造方法
US7663839B2 (en) 2005-05-16 2010-02-16 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording with encasing layer
US7796361B2 (en) 2007-03-26 2010-09-14 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording and method of manufacturing same
US7859792B2 (en) 2007-03-27 2010-12-28 Tdk Corporation Magnetic head with a recording element including a non-magnetic film and a magnetic pole film of an electrode and plated film formed in a depression of the magnetic pole film
US7885036B2 (en) 2006-02-22 2011-02-08 Tdk Corporation Magnetic device, perpendicular magnetic recording head, magnetic recording system, method of forming magnetic layer pattern, and method of manufacturing perpendicular magnetic recording head
US7903372B2 (en) 2005-01-11 2011-03-08 Samsung Electronics Co., Ltd. Magnetic recording head and method of manufacturing the same
JP2011096322A (ja) * 2009-10-30 2011-05-12 Hitachi Global Storage Technologies Netherlands Bv 垂直磁気記録ヘッド及びその製造方法
US7957097B2 (en) 2007-06-28 2011-06-07 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording and method of manufacturing same
US8163186B2 (en) 2004-12-28 2012-04-24 Headway Technologies, Inc. Method of manufacturing magnetic head, and magnetic head sub-structure
JP2016063114A (ja) * 2014-09-19 2016-04-25 大日本印刷株式会社 貫通電極基板及びその製造方法

Cited By (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6995949B2 (en) 2002-02-14 2006-02-07 Hitachi, Ltd. Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the same
US6813116B2 (en) 2002-02-14 2004-11-02 Hitachi, Ltd. Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the same
US6891697B2 (en) 2002-02-14 2005-05-10 Hitachi, Ltd. Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the same
JP2004127479A (ja) * 2002-04-03 2004-04-22 Seagate Technology Llc 非磁性シード層を有する垂直ライタ磁極
US7083989B2 (en) 2002-04-19 2006-08-01 Alps Electric Co., Ltd. Thin-film magnetic head and method of forming the same
US6967055B2 (en) 2002-04-19 2005-11-22 Alps Electric Co., Ltd. Thin-film magnetic head and method of forming the same
US7178221B2 (en) 2002-04-19 2007-02-20 Alps Electric Co., Ltd. Method of forming a thin film magnetic head
US7245454B2 (en) 2003-05-15 2007-07-17 Tdk Corporation Magnetic head for vertical magnetic recording including main pole layer having varying width and thickness, head gimbal assembly, and hard disk drive
US7203032B2 (en) 2003-06-23 2007-04-10 Hitachi Global Storage Technologies Japan, Ltd. Magnetic recording head and fabrication process
US7359147B2 (en) 2003-12-18 2008-04-15 Fujitsu Limited Single pole magnetic head having intermediate magnetic layer and tip magnetic layer
US7095576B2 (en) 2003-12-24 2006-08-22 Samsung Electronics Co., Ltd. Method and apparatus for controlling a write current in a hard disk drive
US7535675B2 (en) 2004-01-28 2009-05-19 Hitachi Global Storage Technologies Netherlands B.V. Magnetic recording head with shaped pole
CN100362570C (zh) * 2004-01-28 2008-01-16 日立环球储存科技荷兰有限公司 磁记录头和制造方法
US7219414B2 (en) 2004-03-31 2007-05-22 Tdk Corporation Method of manufacturing magnetic head for perpendicular magnetic recording
US7468864B2 (en) 2004-07-01 2008-12-23 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording and method of manufacturing same
US7951415B2 (en) 2004-07-01 2011-05-31 Headway Technologies, Inc. Method of manufacturing magnetic head for perpendicular magnetic recording
US7215502B2 (en) 2004-09-29 2007-05-08 Tdk Corporation Magnetic recording and reproducing apparatus with trapeziodal write pole tip to avoid overwriting adjacent tracks
US7472471B2 (en) 2004-10-07 2009-01-06 Headway Technologies, Inc. Method of manufacturing magnetic head for perpendicular magnetic recording
US7333296B2 (en) 2004-10-07 2008-02-19 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording including pole-layer-encasing layer that opens in the top surface thereof and nonmagnetic conductive layer disposed on the top surface of the pole-layer-encasing layer
US7436627B2 (en) 2004-10-07 2008-10-14 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording and method of manufacturing same
US7978432B2 (en) 2004-11-12 2011-07-12 Headway Technologies, Inc. Thin-film magnetic head structure
JP2006139898A (ja) * 2004-11-12 2006-06-01 Headway Technologies Inc 薄膜磁気ヘッド用構造物およびその製造方法並びに薄膜磁気ヘッド
US8182704B2 (en) 2004-11-12 2012-05-22 Headways Technologies, Inc. Thin-film magnetic head structure, method of manufacturing the same, and thin-film magnetic head
US8163186B2 (en) 2004-12-28 2012-04-24 Headway Technologies, Inc. Method of manufacturing magnetic head, and magnetic head sub-structure
US8042259B2 (en) 2005-01-11 2011-10-25 Samsung Electronics Co., Ltd. Method of manufacturing a magnetic recording head
US7903372B2 (en) 2005-01-11 2011-03-08 Samsung Electronics Co., Ltd. Magnetic recording head and method of manufacturing the same
US7369361B2 (en) 2005-02-07 2008-05-06 Headway Technologies, Inc. Magnetic head and magnetic head substructure including resistor element whose resistance corresponds to the length of the track width defining portion of the pole layer
US7663839B2 (en) 2005-05-16 2010-02-16 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording with encasing layer
JP2008287872A (ja) * 2005-05-27 2008-11-27 Headway Technologies Inc 垂直磁気記録用磁気ヘッドの製造方法
US7943288B2 (en) 2005-07-13 2011-05-17 Headway Technologies, Inc. Thin-film magnetic head structure, method of manufacturing the same, and thin-film magnetic head
US8169740B2 (en) 2005-07-13 2012-05-01 Headway Technologies, Inc. Thin-film magnetic head structure and thin-film magnetic head
JP2007026636A (ja) * 2005-07-13 2007-02-01 Headway Technologies Inc 薄膜磁気ヘッド用構造物及びその製造方法並びに薄膜磁気ヘッド
US7885036B2 (en) 2006-02-22 2011-02-08 Tdk Corporation Magnetic device, perpendicular magnetic recording head, magnetic recording system, method of forming magnetic layer pattern, and method of manufacturing perpendicular magnetic recording head
US8201321B2 (en) 2006-02-22 2012-06-19 Tdk Corporation Method of forming magnetic layer pattern, and method of manufacturing perpendicular magnetic recording head
US7796361B2 (en) 2007-03-26 2010-09-14 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording and method of manufacturing same
US7859792B2 (en) 2007-03-27 2010-12-28 Tdk Corporation Magnetic head with a recording element including a non-magnetic film and a magnetic pole film of an electrode and plated film formed in a depression of the magnetic pole film
JP2009004068A (ja) * 2007-06-21 2009-01-08 Headway Technologies Inc 垂直磁気記録用磁気ヘッドおよびその製造方法
US7957097B2 (en) 2007-06-28 2011-06-07 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording and method of manufacturing same
JP2011096322A (ja) * 2009-10-30 2011-05-12 Hitachi Global Storage Technologies Netherlands Bv 垂直磁気記録ヘッド及びその製造方法
JP2016063114A (ja) * 2014-09-19 2016-04-25 大日本印刷株式会社 貫通電極基板及びその製造方法

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