JP5798982B2 - 垂直磁気記録（ｐｍｒ）装置およびその製造方法 - Google Patents

垂直磁気記録（ｐｍｒ）装置およびその製造方法 Download PDF

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Publication number
JP5798982B2
JP5798982B2 JP2012132198A JP2012132198A JP5798982B2 JP 5798982 B2 JP5798982 B2 JP 5798982B2 JP 2012132198 A JP2012132198 A JP 2012132198A JP 2012132198 A JP2012132198 A JP 2012132198A JP 5798982 B2 JP5798982 B2 JP 5798982B2
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Japan
Prior art keywords
trailing edge
pmr
gap
central portion
light pole
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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.)
Expired - Fee Related
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JP2012132198A
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English (en)
Japanese (ja)
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JP2013004164A5 (enExample
JP2013004164A (ja
Inventor
力劼 ▲咲▼
力劼 ▲咲▼
Original Assignee
ヘッドウェイテクノロジーズ インコーポレイテッド
ヘッドウェイテクノロジーズ インコーポレイテッド
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Application filed by ヘッドウェイテクノロジーズ インコーポレイテッド, ヘッドウェイテクノロジーズ インコーポレイテッド filed Critical ヘッドウェイテクノロジーズ インコーポレイテッド
Publication of JP2013004164A publication Critical patent/JP2013004164A/ja
Publication of JP2013004164A5 publication Critical patent/JP2013004164A5/ja
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Publication of JP5798982B2 publication Critical patent/JP5798982B2/ja
Expired - Fee Related legal-status Critical Current
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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • G11B5/23—Gap features
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/1278—Structure or manufacture of heads, e.g. inductive specially adapted for magnetisations perpendicular to the surface of the record carrier
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3176—Structure of heads comprising at least in the transducing gap regions two magnetic thin films disposed respectively at both sides of the gaps
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
    • G11B5/58—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
    • G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
    • G11B5/6082—Design of the air bearing surface
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/85—Coating a support with a magnetic layer by vapour deposition
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/851—Coating a support with a magnetic layer by sputtering

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Magnetic Heads (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
JP2012132198A 2011-06-10 2012-06-11 垂直磁気記録（ｐｍｒ）装置およびその製造方法 Expired - Fee Related JP5798982B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/134,600 2011-06-10
US13/134,600 US8542463B2 (en) 2011-06-10 2011-06-10 Non-uniform write gap perpendicular writer for shingle writing

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2015131002A Division JP6212518B2 (ja) 2011-06-10 2015-06-30 垂直磁気記録（ｐｍｒ）装置の製造方法

Publications (3)

Publication Number Publication Date
JP2013004164A JP2013004164A (ja) 2013-01-07
JP2013004164A5 JP2013004164A5 (enExample) 2015-08-20
JP5798982B2 true JP5798982B2 (ja) 2015-10-21

Family

ID=47292996

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2012132198A Expired - Fee Related JP5798982B2 (ja) 2011-06-10 2012-06-11 垂直磁気記録（ｐｍｒ）装置およびその製造方法
JP2015131002A Expired - Fee Related JP6212518B2 (ja) 2011-06-10 2015-06-30 垂直磁気記録（ｐｍｒ）装置の製造方法

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JP2015131002A Expired - Fee Related JP6212518B2 (ja) 2011-06-10 2015-06-30 垂直磁気記録（ｐｍｒ）装置の製造方法

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Country Link
US (4) US8542463B2 (enExample)
JP (2) JP5798982B2 (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8797686B1 (en) 2010-12-23 2014-08-05 Western Digital (Fremont), Llc Magnetic recording transducer with short effective throat height and method of fabrication
US8848314B2 (en) * 2011-12-07 2014-09-30 HGST Netherlands B.V. Write head designed for adjusting relative write phase between subtracks of a patterned media hypertrack
US8628672B1 (en) * 2012-06-27 2014-01-14 Western Digital (Fremont), Llc Process for manufacturing a perpendicular magnetic recording writer pole with nonmagnetic bevel
US8824101B2 (en) * 2012-10-08 2014-09-02 Seagate Technology Llc Write pole tip with trailing edge recess
US8830626B2 (en) * 2012-12-03 2014-09-09 Seagate Technology Llc Write pole with shaped box shield
US9042051B2 (en) 2013-08-15 2015-05-26 Western Digital (Fremont), Llc Gradient write gap for perpendicular magnetic recording writer
US8976484B1 (en) 2013-10-24 2015-03-10 HGST Netherlands B.V. Magnetic recording with tilted media in the cross track direction
US9082423B1 (en) 2013-12-18 2015-07-14 Western Digital (Fremont), Llc Magnetic recording write transducer having an improved trailing surface profile
US9224407B2 (en) * 2014-01-13 2015-12-29 Seagate Technology Llc Varying write pole side shield gap
JP6162660B2 (ja) * 2014-07-30 2017-07-12 株式会社東芝 磁気記録ヘッド及び磁気記録再生装置
JP2016031774A (ja) 2014-07-30 2016-03-07 株式会社東芝 磁気記録ヘッド及び磁気記録再生装置
US9286919B1 (en) 2014-12-17 2016-03-15 Western Digital (Fremont), Llc Magnetic writer having a dual side gap
JP6382713B2 (ja) * 2014-12-26 2018-08-29 株式会社東芝 磁気記録再生装置
US9508372B1 (en) * 2015-06-03 2016-11-29 Western Digital (Fremont), Llc Shingle magnetic writer having a low sidewall angle pole
US9704510B2 (en) 2015-09-24 2017-07-11 Seagate Technology Llc Data writer with graded side shields
US9595273B1 (en) 2015-09-30 2017-03-14 Western Digital (Fremont), Llc Shingle magnetic writer having nonconformal shields
US9767831B1 (en) 2015-12-01 2017-09-19 Western Digital (Fremont), Llc Magnetic writer having convex trailing surface pole and conformal write gap
US9711168B1 (en) 2016-05-17 2017-07-18 Western Digital (Fremont), Llc Method for providing a magnetic recording write apparatus by predefining side shields
US12315537B2 (en) * 2022-10-21 2025-05-27 International Business Machines Corporation Magnetic write transducer with variable write gap length

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3689638B2 (ja) * 1998-03-04 2005-08-31 株式会社日立グローバルストレージテクノロジーズ 磁気ディスク装置
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
US7120988B2 (en) * 2003-09-26 2006-10-17 Hitachi Global Storage Technologies Netherlands B.V. Method for forming a write head having air bearing surface (ABS)
US7102854B2 (en) 2003-10-03 2006-09-05 Seagate Technology Llc Transducing head with reduced side writing
JP4260002B2 (ja) * 2003-12-24 2009-04-30 ヒタチグローバルストレージテクノロジーズネザーランドビーブイ 磁気ヘッドとその製造方法および磁気記録再生装置
JP4118246B2 (ja) * 2004-03-31 2008-07-16 Ｔｄｋ株式会社 垂直磁気記録ヘッド及びその製造方法
US7477481B2 (en) 2004-04-30 2009-01-13 Hitachi Global Storage Technologies Netherlands B.V. Bilayer trailing shield gap for perpendicular head
US7869160B1 (en) * 2005-04-27 2011-01-11 Western Digital (Fremont), Llc Perpendicular recording head with shaped pole surfaces for higher linear data densities
US8079135B1 (en) * 2007-12-13 2011-12-20 Western Digital (Fremont), Llc Method for providing a perpendicular magnetic recording (PMR) transducer
US8146236B1 (en) * 2008-03-28 2012-04-03 Western Digital (Fremont), Llc Method for providing a perpendicular magnetic recording (PMR) transducer
JP5377893B2 (ja) * 2008-06-19 2013-12-25 株式会社東芝 磁気ヘッドアセンブリおよび磁気記録再生装置
JP2010146646A (ja) * 2008-12-19 2010-07-01 Hitachi Global Storage Technologies Netherlands Bv 磁気ヘッドスライダ、その製造方法、及び磁気ディスク装置
US8149537B2 (en) * 2009-06-22 2012-04-03 Seagate Technology Llc Magnetic writer with multi-component shield
US8486285B2 (en) * 2009-08-20 2013-07-16 Western Digital (Fremont), Llc Damascene write poles produced via full film plating
US8310786B2 (en) * 2009-09-09 2012-11-13 Hitachi Global Storage Technologies Netherlands B.V. Asymmetric writer for shingled magnetic recording
US8134802B2 (en) 2009-10-29 2012-03-13 Headway Technologies, Inc. Writer and reader arrangements for shingled writing
US8189294B2 (en) * 2010-06-21 2012-05-29 Seagate Technology Llc Apparatus including modified write pole tip
US8432637B2 (en) * 2010-11-10 2013-04-30 HGST Netherlands B.V. Wet etching silicon oxide during the formation of a damascene pole and adjacent structure
US9082425B2 (en) * 2011-05-04 2015-07-14 Seagate Technology Llc Magnetic shield with flux concentration feature

Also Published As

Publication number Publication date
US20150055252A1 (en) 2015-02-26
US20140016232A1 (en) 2014-01-16
US20120314324A1 (en) 2012-12-13
US9013830B2 (en) 2015-04-21
JP2015195078A (ja) 2015-11-05
JP2013004164A (ja) 2013-01-07
JP6212518B2 (ja) 2017-10-11
US8542463B2 (en) 2013-09-24
US8896965B2 (en) 2014-11-25
US20140014617A1 (en) 2014-01-16
US9741368B2 (en) 2017-08-22

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