AU2003268520A1 - Heat assisted magnetic recording head and method - Google Patents

Heat assisted magnetic recording head and method

Info

Publication number
AU2003268520A1
AU2003268520A1 AU2003268520A AU2003268520A AU2003268520A1 AU 2003268520 A1 AU2003268520 A1 AU 2003268520A1 AU 2003268520 A AU2003268520 A AU 2003268520A AU 2003268520 A AU2003268520 A AU 2003268520A AU 2003268520 A1 AU2003268520 A1 AU 2003268520A1
Authority
AU
Australia
Prior art keywords
recording head
magnetic recording
assisted magnetic
heat assisted
heat
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.)
Abandoned
Application number
AU2003268520A
Inventor
Tim Rausch
Ibrahim K. Sendur
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.)
Seagate Technology LLC
Original Assignee
Seagate Technology LLC
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 Seagate Technology LLC filed Critical Seagate Technology LLC
Publication of AU2003268520A1 publication Critical patent/AU2003268520A1/en
Abandoned legal-status Critical Current

Links

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
    • 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
    • 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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • 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
    • 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
    • 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
AU2003268520A 2003-09-05 2003-09-05 Heat assisted magnetic recording head and method Abandoned AU2003268520A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2003/027988 WO2005034093A1 (en) 2003-09-05 2003-09-05 Heat assisted magnetic recording head and method

Publications (1)

Publication Number Publication Date
AU2003268520A1 true AU2003268520A1 (en) 2005-04-21

Family

ID=34421183

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003268520A Abandoned AU2003268520A1 (en) 2003-09-05 2003-09-05 Heat assisted magnetic recording head and method

Country Status (2)

Country Link
AU (1) AU2003268520A1 (en)
WO (1) WO2005034093A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4685625B2 (en) 2005-01-10 2011-05-18 シーゲイト テクノロジー エルエルシー Diffraction grating
US8228779B2 (en) 2008-09-22 2012-07-24 Seagate Technology Llc System to deliver light to a slider for heat-assisted recording
US8681333B2 (en) 2010-06-07 2014-03-25 Seagate Technology Llc Characterizing optical antenna near field transducers
DE102018116896A1 (en) * 2018-07-12 2020-01-16 Gottfried Wilhelm Leibniz Universität Hannover Magnetic head, information storage method and product

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6700856B2 (en) * 1999-12-28 2004-03-02 Fuji Xerox Co., Ltd. Optical head, magneto-optical head, disk apparatus and manufacturing method of optical head
JP3677423B2 (en) * 1999-12-28 2005-08-03 株式会社東芝 Thermally assisted magnetic recording method and thermally assisted magnetic recording apparatus
US7042810B2 (en) * 2000-01-31 2006-05-09 Kabushiki Kaisha Toshiba Thermally-assisted magnetic recording head, method of manufacturing the same, and thermally-assisted magnetic recording apparatus
US6834027B1 (en) * 2000-02-28 2004-12-21 Nec Laboratories America, Inc. Surface plasmon-enhanced read/write heads for optical data storage media
US6597715B2 (en) * 2000-03-01 2003-07-22 Fuji Xerox Co., Ltd. Semiconductor laser, optical head, optical disk apparatus and semiconductor laser manufacturing method
JP3882456B2 (en) * 2000-03-13 2007-02-14 株式会社日立製作所 Near-field optical probe, near-field optical microscope and optical recording / reproducing apparatus using the same
JP2004503892A (en) * 2000-06-16 2004-02-05 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ Recording head for thermally assisted magnetic recording
JP2002298312A (en) * 2001-03-28 2002-10-11 Hitachi Ltd Magnetic head and method of manufacturing it
JP3903365B2 (en) * 2001-03-29 2007-04-11 株式会社東芝 Optically assisted magnetic recording head and optically assisted magnetic recording apparatus
US20020192506A1 (en) * 2001-06-04 2002-12-19 International Business Machines Corporation `Thermal Spring' magnetic recording media for writing using magnetic and thermal gradients
US6975580B2 (en) * 2001-12-18 2005-12-13 Interntional Business Machines Corporation Optical aperture for data recording having transmission enhanced by waveguide mode resonance
US6982844B2 (en) * 2001-12-18 2006-01-03 International Business Machines Corporation Optical aperture for data recording having transmission enhanced by surface plasmon resonance
KR20040075919A (en) * 2002-01-08 2004-08-30 시게이트 테크놀로지 엘엘씨 Heat assisted magnetic recording head with hybrid write pole

Also Published As

Publication number Publication date
WO2005034093A1 (en) 2005-04-14

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase