JP2011238343A5 - - Google Patents

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Publication number
JP2011238343A5
JP2011238343A5 JP2011103868A JP2011103868A JP2011238343A5 JP 2011238343 A5 JP2011238343 A5 JP 2011238343A5 JP 2011103868 A JP2011103868 A JP 2011103868A JP 2011103868 A JP2011103868 A JP 2011103868A JP 2011238343 A5 JP2011238343 A5 JP 2011238343A5
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JP
Japan
Prior art keywords
magnetic pole
air bearing
pole tip
plane
bearing surface
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.)
Granted
Application number
JP2011103868A
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English (en)
Japanese (ja)
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JP5599752B2 (ja
JP2011238343A (ja
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Publication date
Priority claimed from US12/799,927 external-priority patent/US8477453B2/en
Application filed filed Critical
Publication of JP2011238343A publication Critical patent/JP2011238343A/ja
Publication of JP2011238343A5 publication Critical patent/JP2011238343A5/ja
Application granted granted Critical
Publication of JP5599752B2 publication Critical patent/JP5599752B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2011103868A 2010-05-05 2011-05-06 垂直磁気記録ヘッドおよびその製造方法 Expired - Fee Related JP5599752B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/799,927 2010-05-05
US12/799,927 US8477453B2 (en) 2010-05-05 2010-05-05 Perpendicular magnetic recording write head with milling defined track width

Publications (3)

Publication Number Publication Date
JP2011238343A JP2011238343A (ja) 2011-11-24
JP2011238343A5 true JP2011238343A5 (enExample) 2014-07-03
JP5599752B2 JP5599752B2 (ja) 2014-10-01

Family

ID=44901777

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011103868A Expired - Fee Related JP5599752B2 (ja) 2010-05-05 2011-05-06 垂直磁気記録ヘッドおよびその製造方法

Country Status (2)

Country Link
US (2) US8477453B2 (enExample)
JP (1) JP5599752B2 (enExample)

Families Citing this family (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5451096B2 (ja) * 2009-02-04 2014-03-26 エイチジーエスティーネザーランドビーブイ 磁気ヘッド
US9305586B2 (en) * 2009-02-04 2016-04-05 HGST Netherlands B.V. Microwave-assisted magnetic recording device and method of formation thereof
US9013831B2 (en) * 2009-06-22 2015-04-21 Seagate Technology Llc Write pole fabricated using a carbon hard mask and method of making
WO2011132503A1 (ja) * 2010-04-20 2011-10-27 株式会社日立製作所 エネルギーアシスト型磁気記録ヘッド及び磁気記録装置
US8184399B2 (en) * 2010-09-27 2012-05-22 Headway Technologies, Inc. Magnetic write head with thin and thick portions for balancing writability and ate
US20120237878A1 (en) * 2011-03-18 2012-09-20 Western Digital (Fremont), Llc Method and system for providing a side shield for a perpendicular magnetic recording pole
US8233233B1 (en) * 2011-06-30 2012-07-31 Seagate Technology Llc Devices including a write pole tip with a convex shape
US8345384B1 (en) * 2011-12-02 2013-01-01 Headway Technologies, Inc. Magnetic head for perpendicular magnetic recording having a main pole and a shield
JP2013171594A (ja) * 2012-02-17 2013-09-02 Toshiba Corp 記録ヘッド、およびこれを備えたディスク装置
US8703397B1 (en) 2012-03-29 2014-04-22 Western Digital (Fremont), Llc Method for providing side shields for a magnetic recording transducer
US8520337B1 (en) * 2012-03-30 2013-08-27 Western Digital (Fremont), Llc Perpendicular magnetic recording writer pole with leading and trailing bevel side wall angles at air bearing surface
JP2013246851A (ja) * 2012-05-25 2013-12-09 Toshiba Corp 磁気記録ヘッドの製造方法
JP2014017030A (ja) * 2012-07-06 2014-01-30 Toshiba Corp 磁気ヘッド、その製造方法、及び磁気記録再生装置
US8553507B1 (en) * 2012-11-13 2013-10-08 HGST Netherlands B.V. Write track shift control in shingled-microwave-assisted magnetic recording (MAMR-SMR)
JP2014123414A (ja) * 2012-12-21 2014-07-03 Toshiba Corp 磁気記録ヘッド、およびこれを備えた磁気記録装置
JP6000866B2 (ja) * 2013-01-31 2016-10-05 株式会社日立製作所 磁気ヘッド及び磁気記録再生装置
US9202528B2 (en) 2013-09-27 2015-12-01 HGST Netherlands B.V. MAMR head with recessed STO
US8964332B1 (en) 2013-09-30 2015-02-24 HGST Netherlands B.V. Microwave-assisted magnetic recording head with asymmetric side gap for shingled magnetic recording
US9047894B2 (en) * 2013-10-03 2015-06-02 HGST Netherlands B.V. Magnetic write head having spin torque oscillator that is self aligned with write pole
US9390733B2 (en) 2013-10-10 2016-07-12 HGST Netherlans B.V. Microwave-assisted magnetic recording (MAMR) head with an inclined and recessed main pole structure
US8995088B1 (en) 2013-10-22 2015-03-31 HGST Netherlands B.V. Heat sink for a spin torque oscillator (STO) in microwave assisted magnetic recording (MAMR)
US9135933B2 (en) 2013-11-08 2015-09-15 HGST Netherlands B.V. Tapered write head for MAMR
US8988825B1 (en) * 2014-02-28 2015-03-24 Western Digital (Fremont, LLC Method for fabricating a magnetic writer having half-side shields
US9001467B1 (en) 2014-03-05 2015-04-07 Western Digital (Fremont), Llc Method for fabricating side shields in a magnetic writer
JP2015197940A (ja) * 2014-04-02 2015-11-09 Tdk株式会社 磁気ヘッド、磁気ヘッドアセンブリ及び磁気記録再生装置
US9001465B1 (en) * 2014-04-16 2015-04-07 HGST Netherlands B.V. Microwave-assisted magnetic recording head
US9406316B2 (en) 2014-05-15 2016-08-02 HGST Netherlands B.V. Asymmetric MAMR head with self-aligned spin torque oscillator along flare edge for shingled magnetic recording
US9171557B1 (en) * 2014-11-07 2015-10-27 Seagate Technology Llc Write pole paddle
US9230569B1 (en) 2014-11-26 2016-01-05 HGST Netherlands B.V. Low Bs spin-polarizer for spin torque oscillator
US9286919B1 (en) 2014-12-17 2016-03-15 Western Digital (Fremont), Llc Magnetic writer having a dual side gap
US9230573B1 (en) * 2015-01-21 2016-01-05 HGST Netherlands B.V. Magnetic recording head with non-magnetic bump structure formed on spin torque oscillator
US9099107B1 (en) * 2015-01-23 2015-08-04 HGST Netherlands B.V. Stabilizing layer for a spin torque oscillator (STO)
US9355657B1 (en) 2015-06-05 2016-05-31 HGST Netherlands B.V. Implementing spin torque oscillator erasure prevention in microwave-assisted magnetic recording (MAMR) hard disk drives
US9697852B2 (en) * 2015-11-06 2017-07-04 Seagate Technology Llc Single coil turn data writer
US9824701B2 (en) 2016-04-26 2017-11-21 Tdk Corporation Microwave assisted magnetic recording head with spin torque oscillator corner angle relationship, head gimbal assembly, and magnetic recording device
US9711168B1 (en) 2016-05-17 2017-07-18 Western Digital (Fremont), Llc Method for providing a magnetic recording write apparatus by predefining side shields
US10204644B1 (en) 2016-05-23 2019-02-12 Seagate Technology Llc Magnetic write transducer with flat pole section
US10388307B1 (en) 2017-04-20 2019-08-20 Seagate Technology Llc Magnetic write transducer with first and second pole sections
US10339964B1 (en) * 2018-05-21 2019-07-02 Headway Technologies, Inc. Perpendicular magnetic recording (PMR) write head with patterned high moment trailing shield
JP2020140752A (ja) * 2019-02-28 2020-09-03 株式会社東芝 磁気ディスク装置及びライト処理方法
US20210027808A1 (en) 2019-07-23 2021-01-28 Western Digital Technologies, Inc. Heat-assisted magnetic recording (hamr) head with tapered main pole and heat sink material adjacent the pole
US11087783B1 (en) * 2020-06-30 2021-08-10 Western Digital Technologies, Inc. Magnetic recording head soft error rate improvement with compact main pole

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3875019B2 (ja) * 2000-12-26 2007-01-31 アルプス電気株式会社 垂直磁気記録ヘッドおよびその製造方法
US7196871B2 (en) * 2003-09-26 2007-03-27 Hitachi Global Storage Technologies Netherlands B.V. Head for perpendicular recording with a floating trailing shield
US7193815B1 (en) 2004-04-06 2007-03-20 Western Digital (Fremont), Inc. Shielded pole magnetic head for perpendicular recording
JP2006004591A (ja) * 2004-05-20 2006-01-05 Alps Electric Co Ltd 垂直磁気記録ヘッド
US7251878B2 (en) 2004-06-30 2007-08-07 Hitachi Global Storage Technologies Netherlands B.V. Method and apparatus for defining leading edge taper of a write pole tip
US7394621B2 (en) 2004-06-30 2008-07-01 Headway Technologies, Inc. Using bilayer lithography process to define neck height for PMR
US7672079B2 (en) 2004-07-07 2010-03-02 Headway Technologies, Inc. Pole width control on plated bevel main pole design of a perpendicular magnetic recording head
JP4713174B2 (ja) * 2005-02-14 2011-06-29 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
JP2010003353A (ja) * 2008-06-19 2010-01-07 Toshiba Corp 磁気記録ヘッド、磁気ヘッドアセンブリ及び磁気記録装置
US8264792B2 (en) * 2009-05-04 2012-09-11 Headway Technologies, Inc. PMR writer device with multi-level tapered write pole

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