JP4254780B2 - 近接場光発生層を備えた薄膜磁気ヘッド及びこれを備えたヘッドジンバルアセンブリ、磁気ディスク装置 - Google Patents

近接場光発生層を備えた薄膜磁気ヘッド及びこれを備えたヘッドジンバルアセンブリ、磁気ディスク装置 Download PDF

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JP4254780B2
JP4254780B2 JP2005362940A JP2005362940A JP4254780B2 JP 4254780 B2 JP4254780 B2 JP 4254780B2 JP 2005362940 A JP2005362940 A JP 2005362940A JP 2005362940 A JP2005362940 A JP 2005362940A JP 4254780 B2 JP4254780 B2 JP 4254780B2
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layer
field light
light generating
thin film
head
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JP2005362940A
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JP2007164935A (ja
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幸司 島沢
勝通 田上
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TDK Corp
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TDK Corp
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Priority to JP2005362940A priority Critical patent/JP4254780B2/ja
Priority to US11/604,225 priority patent/US7911882B2/en
Priority to CN200610167767A priority patent/CN100580784C/zh
Publication of JP2007164935A publication Critical patent/JP2007164935A/ja
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  • Magnetic Heads (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
JP2005362940A 2005-12-16 2005-12-16 近接場光発生層を備えた薄膜磁気ヘッド及びこれを備えたヘッドジンバルアセンブリ、磁気ディスク装置 Expired - Fee Related JP4254780B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2005362940A JP4254780B2 (ja) 2005-12-16 2005-12-16 近接場光発生層を備えた薄膜磁気ヘッド及びこれを備えたヘッドジンバルアセンブリ、磁気ディスク装置
US11/604,225 US7911882B2 (en) 2005-12-16 2006-11-27 Thin-film magnetic head with near-field-light-generating layer
CN200610167767A CN100580784C (zh) 2005-12-16 2006-12-18 具有近场光产生层的薄膜磁头

Applications Claiming Priority (1)

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JP2005362940A JP4254780B2 (ja) 2005-12-16 2005-12-16 近接場光発生層を備えた薄膜磁気ヘッド及びこれを備えたヘッドジンバルアセンブリ、磁気ディスク装置

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JP2007164935A JP2007164935A (ja) 2007-06-28
JP4254780B2 true JP4254780B2 (ja) 2009-04-15

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CN (1) CN100580784C (zh)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4364912B2 (ja) 2007-02-26 2009-11-18 Ｔｄｋ株式会社 熱アシスト磁気ヘッド、ヘッドジンバルアセンブリ及びハードディスク装置
JP5841313B2 (ja) * 2007-07-10 2016-01-13 セイコーインスツル株式会社 近接場光ヘッド及び情報記録再生装置
JP2009043338A (ja) * 2007-08-08 2009-02-26 Sharp Corp 熱アシスト情報記録装置および熱アシスト情報記録方法
JP5505947B2 (ja) * 2007-10-03 2014-05-28 セイコーインスツル株式会社 近接場光ヘッド及び情報記録再生装置
JP2009099212A (ja) * 2007-10-17 2009-05-07 Seiko Instruments Inc 記録ヘッド及び情報記録再生装置
JP4462346B2 (ja) * 2007-12-28 2010-05-12 Ｔｄｋ株式会社 熱アシスト磁気ヘッド
JP2009301620A (ja) * 2008-06-11 2009-12-24 Nitto Denko Corp 回路付サスペンション基板
US7855937B2 (en) 2008-09-05 2010-12-21 Tdk Corporation Near-field light generating element and heat-assisted magnetic recording head utilizing surface plasmon mode
US8000178B2 (en) 2008-10-29 2011-08-16 Tdk Corporation Near-field light generating element utilizing surface plasmon
US8107325B2 (en) 2008-12-16 2012-01-31 Tdk Corporation Near-field light generating element comprising surface plasmon antenna with surface or edge opposed to waveguide
US8472286B2 (en) * 2008-12-31 2013-06-25 HGST Netherlands B.V. Near field transducer having main body and wings extending therefrom and only electrically coupled thereby
US8045422B2 (en) 2009-01-07 2011-10-25 Tdk Corporation Near-field light generating element comprising surface plasmon antenna and waveguide with groove
US8116172B2 (en) 2009-02-09 2012-02-14 Tdk Corporation Near-field light generating device including surface plasmon generating element
US7911883B2 (en) * 2009-06-26 2011-03-22 Headway Technologies, Inc. Near-field light generating element having two different angles
US8310786B2 (en) 2009-09-09 2012-11-13 Hitachi Global Storage Technologies Netherlands B.V. Asymmetric writer for shingled magnetic recording
US8248894B2 (en) 2010-01-07 2012-08-21 Headway Technologies, Inc. Thermally-assisted magnetic recording head having heat radiation layer and interposed layer
JP5189113B2 (ja) * 2010-01-14 2013-04-24 株式会社日立製作所 熱アシスト磁気記録ヘッド及び熱アシスト磁気記録装置
JP5334203B2 (ja) * 2010-02-10 2013-11-06 セイコーインスツル株式会社 近接場光ヘッド及び情報記録再生装置
JP5804718B2 (ja) * 2010-02-23 2015-11-04 セイコーインスツル株式会社 記録ヘッド及び情報記録再生装置
JP5819073B2 (ja) * 2010-03-02 2015-11-18 セイコーインスツル株式会社 近接場光アシスト磁気記録ヘッド及びそれを備えた情報記録再生装置
US8065787B2 (en) 2010-03-17 2011-11-29 Headway Technologies Method of manufacturing a thermally assisted magnetic head
US8325441B2 (en) 2010-03-31 2012-12-04 Headway Technologies, Inc. Thermally assisted magnetic head, method of manufacturing the same, head gimbal assembly, and hard disk drive
US8223458B2 (en) 2010-04-08 2012-07-17 Hitachi Global Storage Technologies Netherlands B.V. Magnetic head having an asymmetrical shape and systems thereof
US8107193B2 (en) 2010-04-08 2012-01-31 Hitachi Global Storage Technologies Netherlands B.V. Perpendicular magnetic recording head
JP5550048B2 (ja) * 2010-09-14 2014-07-16 セイコーインスツル株式会社 記録ヘッド及び情報記録再生装置
JP5780630B2 (ja) * 2011-03-09 2015-09-16 セイコーインスツル株式会社 記録ヘッド及び情報記録再生装置
JP5740769B2 (ja) * 2011-09-27 2015-07-01 セイコーインスツル株式会社 記録ヘッド及び情報記録再生装置
US8760978B2 (en) * 2011-12-05 2014-06-24 HGST Netherlands B.V. Magnetic recording head and system having optical waveguide core and/or cladding of an alloyed oxide material
US8456968B1 (en) * 2012-02-22 2013-06-04 Headway Technologies, Inc. Thermally-assisted magnetic recording head having dual heat sink layers
US8619518B1 (en) 2012-08-15 2013-12-31 Headway Technologies, Inc. Thermally-assisted magnetic recording head having expanded near-field light generating layer and method of manufacture
JP5611407B2 (ja) * 2013-04-24 2014-10-22 株式会社日立製作所 熱アシスト記録用ヘッド及び熱アシスト記録装置
US8988975B1 (en) 2013-09-24 2015-03-24 Headyway Technologies, Inc. Thermally assisted magnetic head, method of manufacturing the same, head gimbal assembly, and hard disk drive
JP6029185B2 (ja) * 2014-06-18 2016-11-24 セイコーインスツル株式会社 記録ヘッド及び情報記録再生装置
JP2021149978A (ja) * 2020-03-16 2021-09-27 株式会社東芝 ディスク装置

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Publication number Publication date
CN100580784C (zh) 2010-01-13
JP2007164935A (ja) 2007-06-28
CN1983414A (zh) 2007-06-20

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