JP2013030260A5 - - Google Patents

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Publication number
JP2013030260A5
JP2013030260A5 JP2012166263A JP2012166263A JP2013030260A5 JP 2013030260 A5 JP2013030260 A5 JP 2013030260A5 JP 2012166263 A JP2012166263 A JP 2012166263A JP 2012166263 A JP2012166263 A JP 2012166263A JP 2013030260 A5 JP2013030260 A5 JP 2013030260A5
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JP
Japan
Prior art keywords
magnetic
less
pole
recording apparatus
main
Prior art date
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Application number
JP2012166263A
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English (en)
Japanese (ja)
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JP5896856B2 (ja
JP2013030260A (ja
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Priority claimed from US13/136,182 external-priority patent/US8446689B2/en
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Publication of JP2013030260A publication Critical patent/JP2013030260A/ja
Publication of JP2013030260A5 publication Critical patent/JP2013030260A5/ja
Application granted granted Critical
Publication of JP5896856B2 publication Critical patent/JP5896856B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2012166263A 2011-07-26 2012-07-26 磁気記録装置およびその製造方法 Expired - Fee Related JP5896856B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/136,182 2011-07-26
US13/136,182 US8446689B2 (en) 2011-07-26 2011-07-26 High data rate magnetic writer design

Publications (3)

Publication Number Publication Date
JP2013030260A JP2013030260A (ja) 2013-02-07
JP2013030260A5 true JP2013030260A5 (enExample) 2015-09-17
JP5896856B2 JP5896856B2 (ja) 2016-03-30

Family

ID=47597032

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012166263A Expired - Fee Related JP5896856B2 (ja) 2011-07-26 2012-07-26 磁気記録装置およびその製造方法

Country Status (2)

Country Link
US (1) US8446689B2 (enExample)
JP (1) JP5896856B2 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8947827B1 (en) * 2013-07-24 2015-02-03 HGST Netherlands B.V. Stitched pole having a tapered tip
US9773512B2 (en) * 2014-12-19 2017-09-26 Seagate Technology Llc Storage device head using high magnetic moment material including a rare earth material and a transition metal
US9508364B1 (en) 2015-09-09 2016-11-29 Headway Technologies, Inc. Perpendicular magnetic recording (PMR) writer with hybrid shield layers
US10014021B1 (en) 2017-05-15 2018-07-03 Headway Technologies, Inc. Perpendicular magnetic recording (PMR) write head with patterned leading shield
US10229703B2 (en) 2017-05-15 2019-03-12 Headway Technologies, Inc. PMR write head with patterned leading edge taper
US10102871B1 (en) * 2017-07-26 2018-10-16 Seagate Technology Llc High damping materials in shields and/or write pole
US11377749B1 (en) * 2017-10-17 2022-07-05 Seagate Technology Llc Electrodeposition of high damping magnetic alloys
US11152020B1 (en) 2018-05-14 2021-10-19 Seagate Technology Llc Electrodeposition of thermally stable alloys
US10490210B1 (en) 2019-01-17 2019-11-26 Headway Technologies, Inc. Optimization of high damping shield geometry in perpendicular magnetic recording (PMR) writer
US10699731B1 (en) 2019-01-17 2020-06-30 Headway Technologies, Inc. Permanent magnet assisted magnetic recording
US10916261B1 (en) 2019-11-04 2021-02-09 Headway Technologies, Inc. True one turn (T1T) perpendicular magnetic recording (PMR) writer designs

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5864450A (en) * 1996-10-09 1999-01-26 International Business Machines Corporation NI45FE55 metal-in-gap thin film magnetic head
US6525902B1 (en) * 1998-10-13 2003-02-25 Seagate Technology Llc High areal density thin film magnetic head
US6163442A (en) * 1999-03-15 2000-12-19 International Business Machines Corporation High moment bilayer first pole piece layer of a write head with high magnetic stability for promoting read signal symmetry of a read head
US6317290B1 (en) * 1999-08-31 2001-11-13 Read-Rite Corporation Advance pole trim writer with moment P1 and low apex angle
US6477765B1 (en) * 1999-11-04 2002-11-12 Storage Technology Corporation Method of fabricating a magnetic write transducer
JP2003036503A (ja) * 2001-07-24 2003-02-07 Hitachi Ltd 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
US7212379B2 (en) * 2004-03-31 2007-05-01 Hitachi Global Storage Technologies Netherlands B.V. Perpendicular magnetic recording head with flare and taper configurations
US7595959B2 (en) * 2005-06-29 2009-09-29 Seagate Technology Llc Recording heads including a magnetically damped write pole and recording systems including such heads
KR100754393B1 (ko) 2006-01-25 2007-08-31 삼성전자주식회사 연자성 하지층의 댐핑 특성이 조절된 수직 자기 기록 매체
KR100790877B1 (ko) * 2006-06-08 2008-01-03 삼성전자주식회사 고밀도 기록을 위한 수직 자기 기록 헤드
JP2008016102A (ja) * 2006-07-04 2008-01-24 Hitachi Global Storage Technologies Netherlands Bv 磁気記録媒体及び磁気記録再生装置
KR101196732B1 (ko) 2008-02-01 2012-11-07 시게이트 테크놀로지 엘엘씨 수직자기 기록매체
JPWO2011052021A1 (ja) * 2009-10-30 2013-03-14 株式会社東芝 磁気記録装置

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