DE60027629D1 - Magnetaufzeichnungsgerät und -methode - Google Patents

Magnetaufzeichnungsgerät und -methode

Info

Publication number
DE60027629D1
DE60027629D1 DE60027629T DE60027629T DE60027629D1 DE 60027629 D1 DE60027629 D1 DE 60027629D1 DE 60027629 T DE60027629 T DE 60027629T DE 60027629 T DE60027629 T DE 60027629T DE 60027629 D1 DE60027629 D1 DE 60027629D1
Authority
DE
Germany
Prior art keywords
magnetic recorder
recorder
magnetic
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 - Lifetime
Application number
DE60027629T
Other languages
English (en)
Other versions
DE60027629T2 (de
Inventor
Akira Kikitsu
Katsutaro Ichihara
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE60027629D1 publication Critical patent/DE60027629D1/de
Publication of DE60027629T2 publication Critical patent/DE60027629T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G11B5/012—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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B13/00—Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for
    • G11B13/04—Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for magnetically or by magnetisation and optically or by radiation, for changing or sensing optical properties
    • G11B13/045—Recording simultaneously or selectively by methods covered by different main groups among G11B3/00, G11B5/00, G11B7/00 and G11B9/00; Record carriers therefor not otherwise provided for; Reproducing therefrom not otherwise provided for magnetically or by magnetisation and optically or by radiation, for changing or sensing optical properties combined recording by magnetic and optic means
    • 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
DE60027629T 1999-03-15 2000-03-14 Magnetaufzeichnungsgerät und -methode Expired - Lifetime DE60027629T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6818599 1999-03-15
JP6818599 1999-03-15

Publications (2)

Publication Number Publication Date
DE60027629D1 true DE60027629D1 (de) 2006-06-08
DE60027629T2 DE60027629T2 (de) 2006-09-14

Family

ID=13366483

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60027629T Expired - Lifetime DE60027629T2 (de) 1999-03-15 2000-03-14 Magnetaufzeichnungsgerät und -methode

Country Status (5)

Country Link
US (1) US6493164B1 (de)
EP (1) EP1037198B1 (de)
KR (1) KR100371453B1 (de)
CN (1) CN1201317C (de)
DE (1) DE60027629T2 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001076331A (ja) * 1999-09-02 2001-03-23 Toshiba Corp 磁気記録媒体及び磁気記録再生装置
US6741524B2 (en) * 1999-12-28 2004-05-25 Kabushiki Kaisha Toshiba Thermally-assisted magnetic recording and reproducing device having an electron beam thermal source
JP3677423B2 (ja) * 1999-12-28 2005-08-03 株式会社東芝 熱アシスト磁気記録方法及び熱アシスト磁気記録装置
US6649254B1 (en) * 2000-02-04 2003-11-18 Seagate Technology Llc Compensated crystalline superlattice ferrimagnets
EP1292947A2 (de) * 2000-06-06 2003-03-19 Koninklijke Philips Electronics N.V. Verfahren zum unmittelbaren schreiben oder lesen von dateien auf ein plattenähnliches aufzeichnungsmedium
JP2002358616A (ja) * 2000-06-12 2002-12-13 Toshiba Corp 磁気記録媒体および磁気記録装置
KR100443027B1 (ko) * 2000-09-28 2004-08-07 가부시끼가이샤 도시바 자기 기록 장치 및 그 설계 방법
KR20040075919A (ko) * 2002-01-08 2004-08-30 시게이트 테크놀로지 엘엘씨 하이브리드 기록 폴을 갖는 열 보조 자기 기록 헤드
KR100446295B1 (ko) * 2002-02-14 2004-09-01 삼성전자주식회사 저온에서 위크 라이트를 방지하는 거대자기저항 헤드
US8345374B2 (en) * 2003-05-29 2013-01-01 Seagate Technology, Llc Patterned media for heat assisted magnetic recording
AU2003234686A1 (en) * 2003-05-29 2005-01-21 Seagate Technology Llc Patterned media for heat assisted magnetic recording
US6999277B2 (en) 2003-07-30 2006-02-14 Hitachi Global Storage Technologies Netherlands, B.V. Magnetic head having thermally assisted write head with heater element, and protective sacrificial layer
US7158346B2 (en) * 2003-12-23 2007-01-02 Seagate Technology Llc Heat assisted magnetic recording film including superparamagnetic nanoparticles dispersed in an antiferromagnetic or ferrimagnetic matrix
JP2005332474A (ja) * 2004-05-19 2005-12-02 Hitachi Global Storage Technologies Netherlands Bv 熱アシスト磁気記録装置
KR100771880B1 (ko) * 2006-08-17 2007-11-01 삼성전자주식회사 데이터 저장매체의 보자력 분포를 이용한 데이터 기록 방법
JP4771222B2 (ja) * 2006-09-13 2011-09-14 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
JP5138558B2 (ja) * 2008-11-21 2013-02-06 エイチジーエスティーネザーランドビーブイ 磁気記録装置及びその磁気記録方法
US20100189886A1 (en) * 2009-01-27 2010-07-29 Seagate Technology Llc Method For Making Data Storage Media
US7961417B2 (en) * 2009-02-17 2011-06-14 Seagate Technology Llc Heat assisted magnetic recording apparatus having a plurality of near-field transducers in a recording media
US8503125B2 (en) 2011-05-27 2013-08-06 HGST Netherlands B.V. Channel-source laser-pulsing system architecture for thermal-assisted recording
JP5799035B2 (ja) * 2013-02-05 2015-10-21 富士フイルム株式会社 塗布型磁気記録媒体、磁気記録装置、および磁気記録方法
US10210895B2 (en) * 2015-03-19 2019-02-19 Western Digital Technologies, Inc. Anti-corrosion insulation layer for magnetic recording medium
JP2022173700A (ja) * 2021-05-10 2022-11-22 昭和電工株式会社 磁気記録媒体、磁気記録媒体の製造方法及び磁気記憶装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3582570A (en) * 1967-09-05 1971-06-01 Magnovox Co The Themomagnetic transducing system
US3562760A (en) * 1968-06-13 1971-02-09 Magnavox Co Thermomagnetic recording method and system
JPS5778652A (en) * 1980-11-01 1982-05-17 Daido Steel Co Ltd Thermal magnetic recording carrier and thermal magnetic recording system
US5652054A (en) * 1994-07-11 1997-07-29 Kabushiki Kaisha Toshiba Magnetic recording media having a magnetic thin film made of magnetic metals grains and nonmagnetic matrix
US5583727A (en) 1995-05-15 1996-12-10 International Business Machines Corporation Multiple data layer magnetic recording data storage system with digital magnetoresistive read sensor
US5981054A (en) * 1996-07-22 1999-11-09 Kabushiki Kaisha Toshiba Magnetic recording medium and method for manufacturing the same
JPH1040527A (ja) * 1996-07-22 1998-02-13 Toshiba Corp 磁気記録媒体
JPH10269502A (ja) * 1997-03-26 1998-10-09 Fujitsu Ltd 磁気記録方法および磁気ディスク装置
JP3429972B2 (ja) * 1997-03-28 2003-07-28 株式会社日立製作所 磁気記録媒体およびそれを用いた磁気記憶装置
JPH10289434A (ja) 1997-04-16 1998-10-27 Hitachi Ltd 磁気ディスクおよびこれを利用した磁気記録装置

Also Published As

Publication number Publication date
US6493164B1 (en) 2002-12-10
DE60027629T2 (de) 2006-09-14
EP1037198A2 (de) 2000-09-20
CN1267054A (zh) 2000-09-20
KR20000071441A (ko) 2000-11-25
CN1201317C (zh) 2005-05-11
KR100371453B1 (ko) 2003-02-06
EP1037198B1 (de) 2006-05-03
EP1037198A3 (de) 2002-04-10

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Legal Events

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