JP2003242607A5 - - Google Patents

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Publication number
JP2003242607A5
JP2003242607A5 JP2002036126A JP2002036126A JP2003242607A5 JP 2003242607 A5 JP2003242607 A5 JP 2003242607A5 JP 2002036126 A JP2002036126 A JP 2002036126A JP 2002036126 A JP2002036126 A JP 2002036126A JP 2003242607 A5 JP2003242607 A5 JP 2003242607A5
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JP
Japan
Prior art keywords
magnetic
length
track width
width direction
magnetic disk
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JP2002036126A
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English (en)
Japanese (ja)
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JP2003242607A (ja
JP4088453B2 (ja
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Priority to JP2002036126A priority Critical patent/JP4088453B2/ja
Priority claimed from JP2002036126A external-priority patent/JP4088453B2/ja
Priority to US10/314,156 priority patent/US6813116B2/en
Publication of JP2003242607A publication Critical patent/JP2003242607A/ja
Priority to US10/974,807 priority patent/US6891697B2/en
Priority to US11/116,301 priority patent/US6995949B2/en
Publication of JP2003242607A5 publication Critical patent/JP2003242607A5/ja
Application granted granted Critical
Publication of JP4088453B2 publication Critical patent/JP4088453B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2002036126A 2002-02-14 2002-02-14 垂直記録用磁気ヘッド及びそれを搭載した磁気ディスク装置 Expired - Fee Related JP4088453B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2002036126A JP4088453B2 (ja) 2002-02-14 2002-02-14 垂直記録用磁気ヘッド及びそれを搭載した磁気ディスク装置
US10/314,156 US6813116B2 (en) 2002-02-14 2002-12-09 Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the same
US10/974,807 US6891697B2 (en) 2002-02-14 2004-10-28 Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the same
US11/116,301 US6995949B2 (en) 2002-02-14 2005-04-28 Magnetic heads for perpendicular recording and magnetic recording disk apparatus using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002036126A JP4088453B2 (ja) 2002-02-14 2002-02-14 垂直記録用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
JP2005035401A Division JP2005183002A (ja) 2005-02-14 2005-02-14 垂直記録用磁気ヘッド及びそれを搭載した磁気ディスク装置

Publications (3)

Publication Number Publication Date
JP2003242607A JP2003242607A (ja) 2003-08-29
JP2003242607A5 true JP2003242607A5 (enExample) 2005-09-02
JP4088453B2 JP4088453B2 (ja) 2008-05-21

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Family Applications (1)

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JP2002036126A Expired - Fee Related JP4088453B2 (ja) 2002-02-14 2002-02-14 垂直記録用磁気ヘッド及びそれを搭載した磁気ディスク装置

Country Status (2)

Country Link
US (3) US6813116B2 (enExample)
JP (1) JP4088453B2 (enExample)

Families Citing this family (107)

* Cited by examiner, † Cited by third party
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JP4139546B2 (ja) * 2000-03-14 2008-08-27 株式会社日立グローバルストレージテクノロジーズ 垂直磁気ディスク装置
JP4088453B2 (ja) * 2002-02-14 2008-05-21 株式会社日立グローバルストレージテクノロジーズ 垂直記録用磁気ヘッド及びそれを搭載した磁気ディスク装置
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US7196871B2 (en) * 2003-09-26 2007-03-27 Hitachi Global Storage Technologies Netherlands B.V. Head for perpendicular recording with a floating trailing shield
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JP4028476B2 (ja) 2003-11-28 2007-12-26 Ｔｄｋ株式会社 薄膜磁気ヘッドの製造方法
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US7296338B2 (en) * 2004-07-30 2007-11-20 Hitachi Global Storage Technologies Netherlands B.V. Method and apparatus for providing a reverse air bearing surface head with trailing shield design for perpendicular recording
US20060056093A1 (en) * 2004-09-10 2006-03-16 Ehrlich Richard M Method for microjog calibration by read-write zone
US7516538B2 (en) 2004-09-20 2009-04-14 Headway Technologies, Inc. Method of manufacturing a magnetic head for perpendicular magnetic recording
JP3780290B2 (ja) 2004-09-29 2006-05-31 Ｔｄｋ株式会社 磁気記録再生装置
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
US7253992B2 (en) * 2004-11-04 2007-08-07 Hitachi Global Storage Technologies Netherlands, B.V. Single-pole recording head having trapezoidal main pole and bevel angle promotion layer and methods of fabricating the same
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US7558020B2 (en) 2004-11-12 2009-07-07 Headway Technologies, Inc. Thin-film magnetic head structure having a magnetic pole tip with an even width portion method of manufacturing thereof, and thin-film magnetic head having a magnetic pole tip with an even width portion
US7433151B2 (en) 2004-12-28 2008-10-07 Headway Technologies, Inc. Method of manufacturing magnetic head using magnetic head sub-structure with indicators for indicating the location of the ABS
US7903372B2 (en) * 2005-01-11 2011-03-08 Samsung Electronics Co., Ltd. Magnetic recording head and method of manufacturing the same
KR100682914B1 (ko) * 2005-01-11 2007-02-15 삼성전자주식회사 자기 기록헤드 및 그 제조 방법
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
JP2006221744A (ja) 2005-02-10 2006-08-24 Shinka Jitsugyo Kk 薄膜磁気ヘッドおよびその製造方法、ならびに磁気記録装置
US7518824B2 (en) 2005-03-07 2009-04-14 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording that has a pole layer having a shape for easy forming, reducing track width and improved writing characteristics
JP2006294163A (ja) * 2005-04-13 2006-10-26 Hitachi Global Storage Technologies Netherlands Bv ディスク装置
KR100718127B1 (ko) * 2005-04-28 2007-05-14 삼성전자주식회사 수직 자기 기록헤드
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US7375925B2 (en) * 2005-05-27 2008-05-20 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording and method of manufacturing same
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US7468863B2 (en) 2005-07-05 2008-12-23 Headway Technologies, Inc. Thin-film magnetic head structure adapted to manufacture a thin-film head having a base magnetic pole part, a yoke magnetic pole part, and an intervening insulative film
US7492555B2 (en) 2005-07-13 2009-02-17 Headway Technologies, Inc. Thin-film magnetic head structure, method of manufacturing the same, and thin-film magnetic head
US7336442B2 (en) 2005-08-22 2008-02-26 Headway Technologies, Inc. Magnetic head and method of manufacturing same, and magnetic head substructure
JP2007149223A (ja) * 2005-11-28 2007-06-14 Toshiba Corp ディスク記憶装置及び磁気ヘッド
US7508629B2 (en) 2005-11-30 2009-03-24 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording that has a structure to suppress protrusion of an end portion of a shield layer resulting from heat generated by a coil, and method of manufacturing same
KR100652446B1 (ko) * 2005-12-03 2006-12-01 삼성전자주식회사 디스크의 적응적 기록 밀도 조정 방법 및 이용한 디스크드라이브와 디스크
JP2007184036A (ja) * 2006-01-06 2007-07-19 Hitachi Global Storage Technologies Netherlands Bv 磁気ヘッド及びその製造方法
KR100745762B1 (ko) 2006-02-15 2007-08-02 삼성전자주식회사 수직 자기 헤드 및 그 제조방법
JP2007220209A (ja) * 2006-02-16 2007-08-30 Hitachi Global Storage Technologies Netherlands Bv 磁気ヘッド、磁気記録再生装置及び磁気ヘッドの製造方法
JP2007220208A (ja) * 2006-02-16 2007-08-30 Hitachi Global Storage Technologies Netherlands Bv 磁気ヘッド、磁気記録再生装置及び磁気ヘッドの製造方法
US7609479B2 (en) * 2006-03-10 2009-10-27 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording and method of manufacturing same
US7721415B2 (en) 2006-04-19 2010-05-25 Headway Technologies, Inc Method of manufacturing a thin-film magnetic head
JP2007293977A (ja) * 2006-04-24 2007-11-08 Fujitsu Ltd 磁気ヘッド、及び磁気ディスク装置
US7587811B2 (en) * 2006-04-25 2009-09-15 Hitachi Global Storage Technologies Netherlands B.V. Method for manufacturing a magnetic write head for perpendicular magnetic data recording
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JP2008041138A (ja) * 2006-08-02 2008-02-21 Yamagata Fujitsu Ltd 記録媒体および記録媒体の製造方法
US7843665B2 (en) 2006-09-11 2010-11-30 Headway Technologies, Inc. Perpendicular magnetic recording head with nonmagnetic metal layer even with top face of pole layer
US8467147B2 (en) 2006-10-13 2013-06-18 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording and method of manufacturing same
KR20090074074A (ko) * 2006-11-14 2009-07-03 후지쯔 가부시끼가이샤 자기 기억 장치
US20080198508A1 (en) * 2007-02-15 2008-08-21 Fujitsu Limited Magnetic head for perpendicular magnetic recording and magnetic disk drive
US7796361B2 (en) * 2007-03-26 2010-09-14 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording and method of manufacturing same
US20100062606A1 (en) * 2007-04-11 2010-03-11 Ulvac, Inc. Dry etching method
US7916425B2 (en) * 2007-06-21 2011-03-29 Headway Technologies, Inc. Magnetic head having angled pole portions
US7924528B2 (en) * 2007-09-05 2011-04-12 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording and method of manufacturing same
US8176623B2 (en) 2007-12-21 2012-05-15 Headway Technologies, Inc. Method of manufacturing a magnetic head for perpendicular magnetic recording
WO2009090738A1 (ja) * 2008-01-17 2009-07-23 Fujitsu Limited 磁気記録ヘッドの製造方法
US8146236B1 (en) * 2008-03-28 2012-04-03 Western Digital (Fremont), Llc Method for providing a perpendicular magnetic recording (PMR) transducer
US8310782B2 (en) * 2008-04-04 2012-11-13 Seagate Technology Llc Dedicated ID-OD writer with beveled pole tips and method of manufacture
US8259411B2 (en) * 2008-05-07 2012-09-04 Seagate Technology Llc Fabrication of trapezoidal pole for magnetic recording
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JP2009283067A (ja) * 2008-05-22 2009-12-03 Hitachi Global Storage Technologies Netherlands Bv 垂直記録用磁気ヘッド及び磁気記録装置
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JP2010134977A (ja) * 2008-12-02 2010-06-17 Toshiba Storage Device Corp 磁気記録媒体及び磁気記憶装置
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JP5610507B2 (ja) * 2009-09-17 2014-10-22 エイチジーエスティーネザーランドビーブイ ヘッドスライダ及び磁気ディスク装置
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JP2014211934A (ja) * 2013-04-19 2014-11-13 株式会社日立製作所 高周波磁界アシスト磁気記録ヘッド及びその製造方法
US9263067B1 (en) 2013-05-29 2016-02-16 Western Digital (Fremont), Llc Process for making PMR writer with constant side wall angle
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US9280990B1 (en) 2013-12-11 2016-03-08 Western Digital (Fremont), Llc Method for fabricating a magnetic writer using multiple etches
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US8988825B1 (en) 2014-02-28 2015-03-24 Western Digital (Fremont, LLC Method for fabricating a magnetic writer having half-side shields
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Publication number Priority date Publication date Assignee Title
US6504675B1 (en) * 2000-01-12 2003-01-07 Seagate Technology Llc Perpendicular magnetic recording heads with write pole shaped to reduce skew effects during writing
JP4139546B2 (ja) 2000-03-14 2008-08-27 株式会社日立グローバルストレージテクノロジーズ 垂直磁気ディスク装置
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JP2002092821A (ja) 2000-09-18 2002-03-29 Hitachi Ltd 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
JP3866512B2 (ja) * 2000-12-26 2007-01-10 アルプス電気株式会社 垂直磁気記録ヘッドの製造方法
JP4130868B2 (ja) * 2001-03-19 2008-08-06 株式会社日立グローバルストレージテクノロジーズ 垂直記録用磁気ヘッド及びそれを搭載した磁気ディスク装置
US6809899B1 (en) * 2001-08-20 2004-10-26 Western Digital (Fremont), Inc. Magnetic heads for perpendicular recording with trapezoidal pole tips
JP4088453B2 (ja) * 2002-02-14 2008-05-21 株式会社日立グローバルストレージテクノロジーズ 垂直記録用磁気ヘッド及びそれを搭載した磁気ディスク装置

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