JP2008059737A - 開口部を有する金属膜とその形成方法、開口部を有する金属膜を備える光伝送モジュール及びそれを備える熱補助磁気記録ヘッド - Google Patents

開口部を有する金属膜とその形成方法、開口部を有する金属膜を備える光伝送モジュール及びそれを備える熱補助磁気記録ヘッド Download PDF

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Publication number
JP2008059737A
JP2008059737A JP2007178821A JP2007178821A JP2008059737A JP 2008059737 A JP2008059737 A JP 2008059737A JP 2007178821 A JP2007178821 A JP 2007178821A JP 2007178821 A JP2007178821 A JP 2007178821A JP 2008059737 A JP2008059737 A JP 2008059737A
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JP
Japan
Prior art keywords
opening
metal film
magnetic recording
protrusion
recording head
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.)
Pending
Application number
JP2007178821A
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English (en)
Japanese (ja)
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JP2008059737A5 (enExample
Inventor
Eun-Hyoung Cho
恩亨 趙
Sung-Dong Suh
成東 徐
Jin-Seung Sohn
鎭昇 孫
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Samsung Electronics Co Ltd
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Samsung Electronics Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of JP2008059737A publication Critical patent/JP2008059737A/ja
Publication of JP2008059737A5 publication Critical patent/JP2008059737A5/ja
Pending 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
    • G11B5/012—Recording on, or reproducing or erasing from, magnetic disks
    • G11B5/016—Recording on, or reproducing or erasing from, magnetic disks using magnetic foils
    • 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
    • G11B5/3109—Details
    • G11B5/313—Disposition of layers
    • G11B5/3133—Disposition of layers including layers not usually being a part of the electromagnetic transducer structure and providing additional features, e.g. for improving heat radiation, reduction of power dissipation, adaptations for measurement or indication of gap depth or other properties of the structure
    • G11B5/314—Disposition of layers including layers not usually being a part of the electromagnetic transducer structure and providing additional features, e.g. for improving heat radiation, reduction of power dissipation, adaptations for measurement or indication of gap depth or other properties of the structure where the layers are extra layers normally not provided in the transducing structure, e.g. optical layers
    • 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
    • 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
    • G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
    • 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
    • G11B2005/0002—Special dispositions or recording techniques
    • G11B2005/0005—Arrangements, methods or circuits
    • G11B2005/0021—Thermally assisted recording using an auxiliary energy source for heating the recording layer locally to assist the magnetization reversal
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4981—Utilizing transitory attached element or associated separate material
    • Y10T29/49812—Temporary protective coating, impregnation, or cast layer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12361—All metal or with adjacent metals having aperture or cut

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Magnetic Heads (AREA)
  • Optical Head (AREA)
JP2007178821A 2006-08-31 2007-07-06 開口部を有する金属膜とその形成方法、開口部を有する金属膜を備える光伝送モジュール及びそれを備える熱補助磁気記録ヘッド Pending JP2008059737A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020060083655A KR100803215B1 (ko) 2006-08-31 2006-08-31 개구 구비 금속막과 그 형성방법, 개구 구비 금속막을포함하는 광 전송모듈 및 이를 포함하는 열보조자기기록헤드

Related Child Applications (1)

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JP2013122698A Division JP5648087B2 (ja) 2006-08-31 2013-06-11 記録ヘッド

Publications (2)

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JP2008059737A true JP2008059737A (ja) 2008-03-13
JP2008059737A5 JP2008059737A5 (enExample) 2010-08-19

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JP2007178821A Pending JP2008059737A (ja) 2006-08-31 2007-07-06 開口部を有する金属膜とその形成方法、開口部を有する金属膜を備える光伝送モジュール及びそれを備える熱補助磁気記録ヘッド
JP2013122698A Expired - Fee Related JP5648087B2 (ja) 2006-08-31 2013-06-11 記録ヘッド

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Country Status (4)

Country Link
US (1) US8305710B2 (enExample)
JP (2) JP2008059737A (enExample)
KR (1) KR100803215B1 (enExample)
CN (1) CN101136207B (enExample)

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WO2010010796A1 (ja) * 2008-07-25 2010-01-28 コニカミノルタオプト株式会社 ヘッド機構、光アシスト式磁気記録装置、および光記録装置
JP2012099206A (ja) * 2010-11-02 2012-05-24 Hitachi Global Storage Technologies Netherlands Bv 近接場トランスデューサと磁性リップの間に拡散障壁層を有する近接場トランスデューサ（ｎｆｔ）を用いる熱アシスト磁気書き込みヘッド
WO2020166610A1 (ja) * 2019-02-13 2020-08-20 国立大学法人東京大学 記録装置及び記録方法

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US20100104768A1 (en) * 2008-10-29 2010-04-29 Seagate Technology Llc Method of making optical transducers
US8092704B2 (en) * 2008-12-30 2012-01-10 Hitachi Global Storage Technologies Netherlands B.V. System, method and apparatus for fabricating a c-aperture or E-antenna plasmonic near field source for thermal assisted recording applications
KR101102554B1 (ko) * 2009-07-21 2012-01-03 연세대학교 산학협력단 적층형 나노 어퍼쳐 구조체, 이를 채용한 근접장 광 발생장치 및 정보 기록재생 장치
US8279719B1 (en) 2009-10-01 2012-10-02 Western Digital (Fremont), Llc Method and system for coupling a laser with a slider in an energy assisted magnetic recording disk drive
US8456963B1 (en) 2010-04-12 2013-06-04 Western Digital (Fremont), Llc Method and system for an energy assisted magnetic recording head having a suspension-mounted laser
US8625941B1 (en) 2010-05-20 2014-01-07 Western Digital (Fremont), Llc Broadband reflective waveguide metal gratings and their formation
US8456964B1 (en) 2010-11-16 2013-06-04 Western Digital (Fremont), Llc Energy assisted magnetic recording head having a reflector for improving efficiency of the light beam
US8325569B1 (en) 2011-06-27 2012-12-04 Western Digital (Fremont), Llc EAMR head having improved optical coupling efficiency
US8675455B1 (en) 2012-02-17 2014-03-18 Western Digital (Fremont), Llc Systems and methods for controlling light phase difference in interferometric waveguides at near field transducers
US8670294B1 (en) 2012-02-17 2014-03-11 Western Digital (Fremont), Llc Systems and methods for increasing media absorption efficiency using interferometric waveguides
US9286920B1 (en) 2013-01-31 2016-03-15 Western Digital (Fremont), Llc Method for compensating for phase variations in an interferometric tapered waveguide in a heat assisted magnetic recording head
US9336814B1 (en) 2013-03-12 2016-05-10 Western Digital (Fremont), Llc Inverse tapered waveguide for use in a heat assisted magnetic recording head
US9064527B1 (en) 2013-04-12 2015-06-23 Western Digital (Fremont), Llc High order tapered waveguide for use in a heat assisted magnetic recording head
US9064528B1 (en) 2013-05-17 2015-06-23 Western Digital Technologies, Inc. Interferometric waveguide usable in shingled heat assisted magnetic recording in the absence of a near-field transducer
US8947985B1 (en) 2013-07-16 2015-02-03 Western Digital (Fremont), Llc Heat assisted magnetic recording transducers having a recessed pole
US8923102B1 (en) 2013-07-16 2014-12-30 Western Digital (Fremont), Llc Optical grating coupling for interferometric waveguides in heat assisted magnetic recording heads
US8854930B1 (en) * 2013-08-02 2014-10-07 HGST Netherlands B.V. Slider embedded photodetector for optical power monitoring in heat assisted magnetic recording
US9142233B1 (en) 2014-02-28 2015-09-22 Western Digital (Fremont), Llc Heat assisted magnetic recording writer having a recessed pole
US9190085B1 (en) 2014-03-12 2015-11-17 Western Digital (Fremont), Llc Waveguide with reflective grating for localized energy intensity
US11631431B2 (en) 2021-07-02 2023-04-18 Seagate Technology Llc Analog optical link for a moveable actuator in a data storage system

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010010796A1 (ja) * 2008-07-25 2010-01-28 コニカミノルタオプト株式会社 ヘッド機構、光アシスト式磁気記録装置、および光記録装置
JP2012099206A (ja) * 2010-11-02 2012-05-24 Hitachi Global Storage Technologies Netherlands Bv 近接場トランスデューサと磁性リップの間に拡散障壁層を有する近接場トランスデューサ（ｎｆｔ）を用いる熱アシスト磁気書き込みヘッド
WO2020166610A1 (ja) * 2019-02-13 2020-08-20 国立大学法人東京大学 記録装置及び記録方法
JPWO2020166610A1 (ja) * 2019-02-13 2021-11-11 国立大学法人 東京大学 記録装置及び記録方法
JP7201973B2 (ja) 2019-02-13 2023-01-11 国立大学法人 東京大学 記録装置及び記録方法
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TWI845606B (zh) * 2019-02-13 2024-06-21 國立大學法人東京大學 記錄裝置以及記錄方法

Also Published As

Publication number Publication date
JP5648087B2 (ja) 2015-01-07
CN101136207A (zh) 2008-03-05
CN101136207B (zh) 2012-07-04
JP2013211093A (ja) 2013-10-10
US8305710B2 (en) 2012-11-06
US20080055343A1 (en) 2008-03-06
KR100803215B1 (ko) 2008-02-14

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