JP2012048797A5 - - Google Patents

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Publication number
JP2012048797A5
JP2012048797A5 JP2010192115A JP2010192115A JP2012048797A5 JP 2012048797 A5 JP2012048797 A5 JP 2012048797A5 JP 2010192115 A JP2010192115 A JP 2010192115A JP 2010192115 A JP2010192115 A JP 2010192115A JP 2012048797 A5 JP2012048797 A5 JP 2012048797A5
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JP
Japan
Prior art keywords
optical waveguide
magnetic recording
absorber
reflector
recording head
Prior art date
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Granted
Application number
JP2010192115A
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English (en)
Japanese (ja)
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JP2012048797A (ja
JP5439316B2 (ja
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Publication date
Application filed filed Critical
Priority to JP2010192115A priority Critical patent/JP5439316B2/ja
Priority claimed from JP2010192115A external-priority patent/JP5439316B2/ja
Priority to US13/216,901 priority patent/US8547804B2/en
Publication of JP2012048797A publication Critical patent/JP2012048797A/ja
Publication of JP2012048797A5 publication Critical patent/JP2012048797A5/ja
Application granted granted Critical
Publication of JP5439316B2 publication Critical patent/JP5439316B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2010192115A 2010-08-30 2010-08-30 熱アシスト記録ヘッド及び磁気記録装置 Expired - Fee Related JP5439316B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2010192115A JP5439316B2 (ja) 2010-08-30 2010-08-30 熱アシスト記録ヘッド及び磁気記録装置
US13/216,901 US8547804B2 (en) 2010-08-30 2011-08-24 Thermally-assisted recording head and magnetic recording system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010192115A JP5439316B2 (ja) 2010-08-30 2010-08-30 熱アシスト記録ヘッド及び磁気記録装置

Publications (3)

Publication Number Publication Date
JP2012048797A JP2012048797A (ja) 2012-03-08
JP2012048797A5 true JP2012048797A5 (enExample) 2013-01-17
JP5439316B2 JP5439316B2 (ja) 2014-03-12

Family

ID=45697148

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010192115A Expired - Fee Related JP5439316B2 (ja) 2010-08-30 2010-08-30 熱アシスト記録ヘッド及び磁気記録装置

Country Status (2)

Country Link
US (1) US8547804B2 (enExample)
JP (1) JP5439316B2 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8681594B1 (en) * 2012-09-28 2014-03-25 Western Digital (Fremont), Llc Method and system for improving laser alignment and optical transmission efficiency of an energy assisted magnetic recording head
US9202501B2 (en) * 2013-08-15 2015-12-01 Seagate Technology Llc Slider for magnetic recording apparatus with projection comprising optical turning element and methods of fabrication thereof
US9202488B2 (en) * 2014-01-09 2015-12-01 Seagate Technology Llc Light blocker for stray light reduction within a slider
US8873352B1 (en) 2014-03-12 2014-10-28 Seagate Technology Llc Light mitigation layer between write pole and waveguide
US9129634B1 (en) 2014-06-17 2015-09-08 HGST Netherlands B.V. Integrated compound DBR laser for HAMR applications
US10614841B1 (en) * 2018-11-30 2020-04-07 Sae Magnetics (H.K.) Ltd. Thermally assisted magnetic head, method for reducing reflected light, head gimbal assembly, and hard disk drive
US11250879B1 (en) * 2021-02-17 2022-02-15 Western Digital Technologies, Inc. Heat-assisted magnetic recording (HAMR) head with optically reflective shield material adjacent the waveguide
JP7447043B2 (ja) 2021-03-18 2024-03-11 株式会社東芝 ディスク装置
US11514946B1 (en) * 2021-11-09 2022-11-29 Western Digital Technologies, Inc. Heat-assisted magnetic recording (HAMR) slider with stray light removal

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006073105A (ja) * 2004-09-02 2006-03-16 Fujitsu Ltd 光照射ヘッド、情報記憶装置、および複合ヘッド製造方法
JP4558448B2 (ja) * 2004-11-01 2010-10-06 テルモ株式会社 光導波路およびこの光導波路を用いた蛍光センサ
JP4635607B2 (ja) * 2004-12-28 2011-02-23 Ｔｄｋ株式会社 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
JP4081480B2 (ja) * 2005-08-19 2008-04-23 株式会社日立製作所 磁気光融合記録装置用ヘッド及び磁気光融合記録装置
JP2007257753A (ja) 2006-03-24 2007-10-04 Konica Minolta Opto Inc 微小光記録ヘッドとその製造方法
JP2008059645A (ja) 2006-08-30 2008-03-13 Hitachi Ltd 記録用ヘッド
JP2008059691A (ja) * 2006-08-31 2008-03-13 Tdk Corp 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
JP4673328B2 (ja) * 2007-02-22 2011-04-20 株式会社日立製作所 熱アシスト磁気記録ヘッドおよび磁気記録装置
US7621677B2 (en) * 2007-08-21 2009-11-24 Ylx Corp. Optical coupler for a light emitting device with enhanced output brightness
JP2010049735A (ja) 2008-08-21 2010-03-04 Fujitsu Ltd 磁気ヘッドの製造方法および情報記憶装置
US8385162B2 (en) * 2011-07-27 2013-02-26 HGST Netherlands B.V. Shingled-writing thermal assistance recording (TAR) disk drive with avoidance of adjacent track erasure from a wide-area heater

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