DE69423315D1 - Magnetooptisches Aufzeichnungs-/Wiedergabesystem - Google Patents

Magnetooptisches Aufzeichnungs-/Wiedergabesystem

Info

Publication number
DE69423315D1
DE69423315D1 DE69423315T DE69423315T DE69423315D1 DE 69423315 D1 DE69423315 D1 DE 69423315D1 DE 69423315 T DE69423315 T DE 69423315T DE 69423315 T DE69423315 T DE 69423315T DE 69423315 D1 DE69423315 D1 DE 69423315D1
Authority
DE
Germany
Prior art keywords
magneto
optical recording
playback system
playback
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
DE69423315T
Other languages
English (en)
Other versions
DE69423315T2 (de
Inventor
Shinichi Tachibana
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Publication of DE69423315D1 publication Critical patent/DE69423315D1/de
Application granted granted Critical
Publication of DE69423315T2 publication Critical patent/DE69423315T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/1055—Disposition or mounting of transducers relative to record carriers
    • G11B11/1058—Flying heads
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10532—Heads
    • G11B11/10534—Heads for recording by magnetising, demagnetising or transfer of magnetisation, by radiation, e.g. for thermomagnetic recording
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
    • G11B11/10584—Record carriers characterised by the selection of the material or by the structure or form characterised by the form, e.g. comprising mechanical protection elements
DE69423315T 1993-12-20 1994-12-19 Magnetooptisches Aufzeichnungs-/Wiedergabesystem Expired - Fee Related DE69423315T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5320291A JPH07176103A (ja) 1993-12-20 1993-12-20 光磁気記録再生システムならびにこれに用いる磁気ヘッド及び光磁気記録媒体

Publications (2)

Publication Number Publication Date
DE69423315D1 true DE69423315D1 (de) 2000-04-13
DE69423315T2 DE69423315T2 (de) 2000-07-27

Family

ID=18119871

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69423315T Expired - Fee Related DE69423315T2 (de) 1993-12-20 1994-12-19 Magnetooptisches Aufzeichnungs-/Wiedergabesystem

Country Status (4)

Country Link
US (1) US5553037A (de)
EP (1) EP0660317B1 (de)
JP (1) JPH07176103A (de)
DE (1) DE69423315T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5774303A (en) * 1995-03-24 1998-06-30 Stormedia, Inc. Sputter induced micro-texturing enhancement for magnetic head structures
ES2282299T3 (es) 2000-10-20 2007-10-16 EISAI R&D MANAGEMENT CO., LTD. Compuestos aromaticos con anillos de nitrogeno como agentes anticancerigenos.
JPWO2004080462A1 (ja) 2003-03-10 2006-06-08 エーザイ株式会社 ｃ−Ｋｉｔキナーゼ阻害剤
CN100450998C (zh) 2003-11-11 2009-01-14 卫材R&D管理有限公司 脲衍生物的制备方法
JP4834553B2 (ja) 2004-09-17 2011-12-14 エーザイ・アール・アンド・ディー・マネジメント株式会社 医薬組成物
JP4989476B2 (ja) 2005-08-02 2012-08-01 エーザイ・アール・アンド・ディー・マネジメント株式会社 血管新生阻害物質の効果を検定する方法
TWI341218B (en) 2005-11-14 2011-05-01 Oxy Vinyls Lp Catalyst compositions and process for oxychlorination
RU2448708C3 (ru) 2006-05-18 2017-09-28 Эйсай Ар Энд Ди Менеджмент Ко., Лтд. Противоопухолевое средство против рака щитовидной железы
JP5368096B2 (ja) 2006-08-28 2013-12-18 エーザイ・アール・アンド・ディー・マネジメント株式会社 未分化型胃癌に対する抗腫瘍剤
KR101445892B1 (ko) 2007-01-29 2014-09-29 에자이 알앤드디 매니지먼트 가부시키가이샤 미분화형 위암 치료용 조성물
CA2704000C (en) 2007-11-09 2016-12-13 Eisai R&D Management Co., Ltd. Combination of anti-angiogenic substance and anti-tumor platinum complex
US9012458B2 (en) 2010-06-25 2015-04-21 Eisai R&D Management Co., Ltd. Antitumor agent using compounds having kinase inhibitory effect in combination
CA2828946C (en) 2011-04-18 2016-06-21 Eisai R&D Management Co., Ltd. Therapeutic agent for tumor
ES2841809T3 (es) 2011-06-03 2021-07-09 Eisai R&D Man Co Ltd Biomarcadores para pronosticar y evaluar el grado de respuesta de sujetos con cáncer de tiroides y de riñón a compuestos de lenvatinib
MX2015004979A (es) 2012-12-21 2015-07-17 Eisai R&D Man Co Ltd Forma amorfa de derivado de quinolina y metodo para su produccion.
AU2014266223B2 (en) 2013-05-14 2020-06-25 Eisai R&D Management Co., Ltd. Biomarkers for predicting and assessing responsiveness of endometrial cancer subjects to lenvatinib compounds
ES2926687T3 (es) 2014-08-28 2022-10-27 Eisai R&D Man Co Ltd Derivado de quinolina muy puro y método para su producción
HUE064614T2 (hu) 2015-02-25 2024-04-28 Eisai R&D Man Co Ltd Eljárás egy kinolin-származék keserû ízének elnyomására
KR102662228B1 (ko) 2015-03-04 2024-05-02 머크 샤프 앤드 돔 코포레이션 암을 치료하기 위한 pd-1 길항제 및 vegfr/fgfr/ret 티로신 키나제 억제제의 조합
AU2016279474B2 (en) 2015-06-16 2021-09-09 Eisai R&D Management Co., Ltd. Anticancer agent

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2575687B2 (ja) * 1987-03-06 1997-01-29 株式会社日立製作所 光磁気記憶装置
JP2506123B2 (ja) * 1987-09-29 1996-06-12 シャープ株式会社 光ディスク
US5191563A (en) * 1989-06-29 1993-03-02 Digital Equipment Corporation Method for increasing track density of magneto-optical storage media
JP2771290B2 (ja) * 1989-12-27 1998-07-02 株式会社日立製作所 光磁気デイスクとその作製方法
JPH0419842A (ja) * 1990-05-11 1992-01-23 Sumitomo Chem Co Ltd 光磁気ディスク
CA2044427C (en) * 1990-06-13 1997-02-11 Junichiro Nakayama Magneto-optical disk and manufacturing methods thereof
JP2851719B2 (ja) * 1991-06-25 1999-01-27 京セラ株式会社 磁界変調オーバーライト用磁気ヘッド
JPH05159397A (ja) * 1991-12-09 1993-06-25 Sumitomo Chem Co Ltd 光磁気記録媒体
JPH05174434A (ja) * 1991-12-26 1993-07-13 Sharp Corp 光磁気記録円盤
JPH05225630A (ja) * 1992-02-13 1993-09-03 Daicel Chem Ind Ltd 光磁気ディスク
US5576087A (en) * 1992-09-18 1996-11-19 Canon Kabushiki Kaisha Magneto-optical recording medium

Also Published As

Publication number Publication date
JPH07176103A (ja) 1995-07-14
EP0660317B1 (de) 2000-03-08
DE69423315T2 (de) 2000-07-27
EP0660317A3 (de) 1995-10-11
EP0660317A2 (de) 1995-06-28
US5553037A (en) 1996-09-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee