JP4782660B2 - ヘッド，ヘッドジンバルアセンブリ及び情報記録装置 - Google Patents

ヘッド，ヘッドジンバルアセンブリ及び情報記録装置 Download PDF

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Publication number
JP4782660B2
JP4782660B2 JP2006314175A JP2006314175A JP4782660B2 JP 4782660 B2 JP4782660 B2 JP 4782660B2 JP 2006314175 A JP2006314175 A JP 2006314175A JP 2006314175 A JP2006314175 A JP 2006314175A JP 4782660 B2 JP4782660 B2 JP 4782660B2
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JP
Japan
Prior art keywords
waveguide
light
slider
fixed
information recording
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.)
Expired - Fee Related
Application number
JP2006314175A
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English (en)
Japanese (ja)
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JP2008130165A (ja
JP2008130165A5 (enExample
Inventor
拓也 松本
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2006314175A priority Critical patent/JP4782660B2/ja
Priority to US11/942,817 priority patent/US20080117727A1/en
Publication of JP2008130165A publication Critical patent/JP2008130165A/ja
Publication of JP2008130165A5 publication Critical patent/JP2008130165A5/ja
Application granted granted Critical
Publication of JP4782660B2 publication Critical patent/JP4782660B2/ja
Expired - Fee Related legal-status Critical Current
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Classifications

    • 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
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/123—Integrated head arrangements, e.g. with source and detectors mounted on the same substrate
    • G11B7/124—Integrated head arrangements, e.g. with source and detectors mounted on the same substrate the integrated head arrangements including waveguides
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Head (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
JP2006314175A 2006-11-21 2006-11-21 ヘッド，ヘッドジンバルアセンブリ及び情報記録装置 Expired - Fee Related JP4782660B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2006314175A JP4782660B2 (ja) 2006-11-21 2006-11-21 ヘッド，ヘッドジンバルアセンブリ及び情報記録装置
US11/942,817 US20080117727A1 (en) 2006-11-21 2007-11-20 Head, head gimbal assembly and information recording apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006314175A JP4782660B2 (ja) 2006-11-21 2006-11-21 ヘッド，ヘッドジンバルアセンブリ及び情報記録装置

Publications (3)

Publication Number Publication Date
JP2008130165A JP2008130165A (ja) 2008-06-05
JP2008130165A5 JP2008130165A5 (enExample) 2009-07-30
JP4782660B2 true JP4782660B2 (ja) 2011-09-28

Family

ID=39416793

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006314175A Expired - Fee Related JP4782660B2 (ja) 2006-11-21 2006-11-21 ヘッド，ヘッドジンバルアセンブリ及び情報記録装置

Country Status (2)

Country Link
US (1) US20080117727A1 (enExample)
JP (1) JP4782660B2 (enExample)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5039893B2 (ja) * 2007-07-31 2012-10-03 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
JP4930848B2 (ja) * 2007-08-01 2012-05-16 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
JP4822359B2 (ja) * 2007-08-23 2011-11-24 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
JP4836966B2 (ja) * 2008-01-18 2011-12-14 株式会社日立製作所 ヘッドジンバルアセンブリ及び情報記録装置
JP2009301619A (ja) * 2008-06-11 2009-12-24 Nitto Denko Corp 回路付サスペンション基板およびその製造方法
JP2009301620A (ja) 2008-06-11 2009-12-24 Nitto Denko Corp 回路付サスペンション基板
JP2009301684A (ja) * 2008-06-17 2009-12-24 Seiko Instruments Inc 導光構造付きヘッドジンバルアセンブリおよび情報記録再生装置
JP5200273B2 (ja) * 2008-06-17 2013-06-05 セイコーインスツル株式会社 ヘッドジンバルアセンブリ及びそれを備えた情報記録再生装置
JP2010015618A (ja) * 2008-07-01 2010-01-21 Nitto Denko Corp 回路付サスペンション基板およびその製造方法
JP2010015641A (ja) * 2008-07-04 2010-01-21 Nitto Denko Corp 回路付サスペンション基板およびその製造方法
JP4989572B2 (ja) 2008-07-07 2012-08-01 日東電工株式会社 回路付サスペンション基板およびその製造方法
JP5150403B2 (ja) * 2008-08-06 2013-02-20 株式会社日立製作所 熱アシスト磁気記録ヘッド
JP2010086624A (ja) * 2008-10-01 2010-04-15 Seiko Instruments Inc 導光構造付きヘッドジンバルアセンブリおよび情報記録再生装置
JP2010135004A (ja) * 2008-12-04 2010-06-17 Hitachi Ltd ヘッド支持機構
CN101751933B (zh) * 2008-11-28 2012-09-05 株式会社日立制作所 磁头支承机构
JP2010129129A (ja) * 2008-11-28 2010-06-10 Hitachi Ltd ヘッド支持機構及びそれを用いた磁気ディスク装置
US8000175B2 (en) * 2009-01-30 2011-08-16 Tdk Corporation Thermally assisted magnetic head having a semiconductor surface-emitting laser
US7936643B2 (en) * 2009-02-03 2011-05-03 Tdk Corporation Thermal assisted magnetic recording head having surface-emitting semiconductor laser
US7898909B2 (en) * 2009-02-12 2011-03-01 Tdk Corporation Thermal-assisted magnetic recording head having substrate and light reflection section
US8325566B2 (en) * 2009-03-19 2012-12-04 Tdk Corporation Thermally-assisted magnetic recording head having a light source at least inclined from an opposed-to-medium surface
JP5397200B2 (ja) * 2009-09-18 2014-01-22 ソニー株式会社 熱アシスト磁気ヘッド及び記録再生装置
JP5415887B2 (ja) * 2009-09-30 2014-02-12 セイコーインスツル株式会社 ヘッドジンバルアセンブリ
US8418353B1 (en) * 2009-12-23 2013-04-16 Western Digital (Fremont), Llc Method for providing a plurality of energy assisted magnetic recording EAMR heads
US8228634B2 (en) * 2010-01-07 2012-07-24 Headway Technologies, Inc. Integrated focusing elements for TAMR light delivery system
JP5810492B2 (ja) 2010-09-01 2015-11-11 大日本印刷株式会社 サスペンション用基板、サスペンション、およびサスペンション用基板の製造方法
JP5703697B2 (ja) 2010-11-09 2015-04-22 大日本印刷株式会社 サスペンション用基板、サスペンション、素子付サスペンション、ハードディスクドライブ、およびサスペンション用基板の製造方法
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
US9318142B2 (en) * 2012-04-25 2016-04-19 Seagate Technology Llc Laser modulation for magnetic recording apparatus
US9202499B2 (en) 2013-03-13 2015-12-01 Seagate Technology Llc Contact detection using laser modulation
US8885280B1 (en) * 2013-06-03 2014-11-11 Seagate Technology Llc Polarization rotator

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US5261015A (en) * 1991-11-21 1993-11-09 Ametek, Inc. Magnetically-actuatable opto-mechanical on/off switch and systems for use therewith
US5546180A (en) * 1995-07-06 1996-08-13 Jds Fitel Inc. Apparatus for inserting light signals into, or receiving light signals from, one of a series of optical paths and usuable as optical time domain reflectometry apparatus
KR100508418B1 (ko) * 1997-11-06 2005-11-24 후지제롯쿠스 가부시끼가이샤 광헤드및광디스크장치
US6385327B1 (en) * 1998-06-16 2002-05-07 U.S. Philips Corporation Device having two coaxially disposed bodies which are movable relative to one another along a translation axis
US20020181844A1 (en) * 2000-06-28 2002-12-05 Vaganov Vladimir I. Optical switch
JP4245117B2 (ja) * 2001-06-22 2009-03-25 セイコーインスツル株式会社 光情報記録再生装置
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
JP4095623B2 (ja) * 2005-04-05 2008-06-04 株式会社日立製作所 磁気光融合記録装置用ヘッド及びその製造方法

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Publication number Publication date
JP2008130165A (ja) 2008-06-05
US20080117727A1 (en) 2008-05-22

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