JP2009015959A5 - - Google Patents

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Publication number
JP2009015959A5
JP2009015959A5 JP2007176438A JP2007176438A JP2009015959A5 JP 2009015959 A5 JP2009015959 A5 JP 2009015959A5 JP 2007176438 A JP2007176438 A JP 2007176438A JP 2007176438 A JP2007176438 A JP 2007176438A JP 2009015959 A5 JP2009015959 A5 JP 2009015959A5
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JP
Japan
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.)
Pending
Application number
JP2007176438A
Other languages
Japanese (ja)
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JP2009015959A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2007176438A priority Critical patent/JP2009015959A/ja
Priority claimed from JP2007176438A external-priority patent/JP2009015959A/ja
Priority to US12/166,592 priority patent/US7901801B2/en
Priority to CNA2008101319803A priority patent/CN101339775A/zh
Publication of JP2009015959A publication Critical patent/JP2009015959A/ja
Publication of JP2009015959A5 publication Critical patent/JP2009015959A5/ja
Pending legal-status Critical Current

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JP2007176438A 2007-07-04 2007-07-04 垂直磁気記録媒体および磁気記録再生装置 Pending JP2009015959A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2007176438A JP2009015959A (ja) 2007-07-04 2007-07-04 垂直磁気記録媒体および磁気記録再生装置
US12/166,592 US7901801B2 (en) 2007-07-04 2008-07-02 Perpendicular magnetic recording medium and magnetic recording apparatus
CNA2008101319803A CN101339775A (zh) 2007-07-04 2008-07-04 垂直磁记录介质以及磁记录装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007176438A JP2009015959A (ja) 2007-07-04 2007-07-04 垂直磁気記録媒体および磁気記録再生装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2011177522A Division JP2011227992A (ja) 2011-08-15 2011-08-15 垂直磁気記録媒体および磁気記録再生装置

Publications (2)

Publication Number Publication Date
JP2009015959A JP2009015959A (ja) 2009-01-22
JP2009015959A5 true JP2009015959A5 (https=) 2010-03-25

Family

ID=40213821

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007176438A Pending JP2009015959A (ja) 2007-07-04 2007-07-04 垂直磁気記録媒体および磁気記録再生装置

Country Status (3)

Country Link
US (1) US7901801B2 (https=)
JP (1) JP2009015959A (https=)
CN (1) CN101339775A (https=)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009187608A (ja) * 2008-02-05 2009-08-20 Toshiba Corp 垂直磁気記録パターンド媒体および磁気記録再生装置
JP5126674B2 (ja) * 2008-06-10 2013-01-23 富士電機株式会社 垂直磁気記録媒体
JP5153575B2 (ja) * 2008-10-31 2013-02-27 株式会社日立製作所 熱アシスト磁気記録媒体及び磁気記録装置
US8685547B2 (en) * 2009-02-19 2014-04-01 Seagate Technology Llc Magnetic recording media with enhanced writability and thermal stability
KR101683135B1 (ko) * 2009-03-13 2016-12-06 시게이트 테크놀로지 엘엘씨 수직자기기록매체
JP5448750B2 (ja) * 2009-11-26 2014-03-19 エイチジーエスティーネザーランドビーブイ 磁気記録媒体
US8404368B2 (en) * 2010-07-30 2013-03-26 Seagate Technology Llc Multi-layer stack adjacent to granular layer
US8530065B1 (en) * 2010-08-10 2013-09-10 WD Media, LLC Composite magnetic recording medium
US8993133B1 (en) * 2010-12-23 2015-03-31 WD Media, LLC Intermediate layer for perpendicular magnetic recording medium with high permeability grain boundaries
US20130052485A1 (en) * 2011-08-25 2013-02-28 Seagate Technology Llc Recording stack with a dual continuous layer
US9058831B2 (en) 2011-12-14 2015-06-16 HGST Netherlands B.V. Perpendicular magnetic recording medium with grain boundary controlling layers
KR102031287B1 (ko) * 2011-12-22 2019-10-11 시게이트 테크놀로지 엘엘씨 높은 자기 포화도 및 이방성 필드 특성들을 갖는 얇은 안정화층을 갖춘 기록 매체
JP6124245B2 (ja) * 2012-10-03 2017-05-10 昭和電工株式会社 垂直磁気記録媒体及び磁気記録再生装置
US10026432B1 (en) 2012-11-20 2018-07-17 Seagate Technology Llc Interlayer structure for heat assisted magnetic recording
US8947987B1 (en) 2013-05-03 2015-02-03 WD Media, LLC Systems and methods for providing capping layers for heat assisted magnetic recording media
JP6205871B2 (ja) * 2013-06-05 2017-10-04 ソニー株式会社 磁気記録媒体
CN110111820B (zh) * 2019-04-02 2021-07-23 惠科股份有限公司 磁盘盘片及其制作方法以及磁性记忆体存储器件
JP7319505B2 (ja) * 2019-09-06 2023-08-02 株式会社東芝 磁気ヘッド及び磁気記録装置
US11380358B2 (en) * 2020-06-25 2022-07-05 Western Digital Technologies, Inc. Magnetic recording media design with reduced lattice mismatch between adjacent intermediate layers
US12183377B2 (en) * 2023-05-30 2024-12-31 Western Digital Technologies, Inc. Magnetic recording media with dead magnetic layer

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2798745B2 (ja) 1989-11-20 1998-09-17 日本放送協会 垂直磁気記録二層媒体の製造方法
JPH10334440A (ja) * 1997-06-03 1998-12-18 Hitachi Ltd 磁気記録媒体及び磁気記録再生装置
US6627301B2 (en) * 2000-03-28 2003-09-30 Showa Denko Kabushiki Kaisha Magnetic recording medium
JP2003162807A (ja) * 2001-11-27 2003-06-06 Toshiba Corp 垂直磁気記録媒体及びこれを用いた磁気記録再生装置
JP3988117B2 (ja) 2001-11-29 2007-10-10 富士電機デバイステクノロジー株式会社 垂直磁気記録媒体及び垂直磁気記録媒体の製造方法
US6899959B2 (en) * 2002-02-12 2005-05-31 Komag, Inc. Magnetic media with improved exchange coupling
JP4540557B2 (ja) * 2004-07-05 2010-09-08 富士電機デバイステクノロジー株式会社 垂直磁気記録媒体
JP2006155861A (ja) 2004-10-29 2006-06-15 Showa Denko Kk 垂直磁気記録媒体及びその製造方法並びに磁気記録再生装置
US20060222900A1 (en) * 2005-03-31 2006-10-05 Fujitsu Limited Magnetic recording medium and magnetic recording device
JP2006309922A (ja) * 2005-03-31 2006-11-09 Fujitsu Ltd 磁気記録媒体及び磁気記録装置
JP2008243316A (ja) * 2007-03-28 2008-10-09 Fujitsu Ltd 磁気記録媒体及び磁気記録装置

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