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DE60317114D1 - Verfahren und Vorrichtung zur Aufzeichnung optischer Daten - Google Patents

Verfahren und Vorrichtung zur Aufzeichnung optischer Daten

Info

Publication number
DE60317114D1
DE60317114D1 DE60317114T DE60317114T DE60317114D1 DE 60317114 D1 DE60317114 D1 DE 60317114D1 DE 60317114 T DE60317114 T DE 60317114T DE 60317114 T DE60317114 T DE 60317114T DE 60317114 D1 DE60317114 D1 DE 60317114D1
Authority
DE
Germany
Prior art keywords
optical data
recording optical
recording
data
optical
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
DE60317114T
Other languages
English (en)
Other versions
DE60317114T2 (de
Inventor
Mamoru Shoji
Kenji Koishi
Atsushi Nakamura
Takashi Ishida
Shuichi Tasaka
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE60317114D1 publication Critical patent/DE60317114D1/de
Application granted granted Critical
Publication of DE60317114T2 publication Critical patent/DE60317114T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/004Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045Recording
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085Pits
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/004Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045Recording
    • G11B7/00456Recording strategies, e.g. pulse sequences
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/126Circuits, methods or arrangements for laser control or stabilisation
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00Recording 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
    • G11B11/10Recording 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
    • G11B11/105Recording 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
    • G11B11/10502Recording 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 characterised by the transducing operation to be executed
    • G11B11/10504Recording
    • G11B11/10506Recording by modulating only the light beam of the transducer
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00Recording 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
    • G11B11/10Recording 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
    • G11B11/105Recording 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
    • G11B11/10502Recording 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 characterised by the transducing operation to be executed
    • G11B11/1053Recording 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 characterised by the transducing operation to be executed to compensate for the magnetic domain drift or time shift

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
DE60317114T 2002-10-10 2003-10-09 Verfahren und Vorrichtung zur Aufzeichnung optischer Daten Expired - Lifetime DE60317114T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2002297295 2002-10-10
JP2002297295 2002-10-10
JP2002312432 2002-10-28
JP2002312432 2002-10-28

Publications (2)

Publication Number Publication Date
DE60317114D1 true DE60317114D1 (de) 2007-12-06
DE60317114T2 DE60317114T2 (de) 2008-02-07

Family

ID=32095425

Family Applications (4)

Application Number Title Priority Date Filing Date
DE60317114T Expired - Lifetime DE60317114T2 (de) 2002-10-10 2003-10-09 Verfahren und Vorrichtung zur Aufzeichnung optischer Daten
DE60335501T Expired - Lifetime DE60335501D1 (de) 2002-10-10 2003-10-09 Optisches Datenaufzeichnungsverfahren
DE60316110T Expired - Lifetime DE60316110T2 (de) 2002-10-10 2003-10-09 Optisches datenaufzeichnungsverfahren
DE60323888T Expired - Lifetime DE60323888D1 (de) 2002-10-10 2003-10-09 Optisches Datenaufzeichnungsmedium

Family Applications After (3)

Application Number Title Priority Date Filing Date
DE60335501T Expired - Lifetime DE60335501D1 (de) 2002-10-10 2003-10-09 Optisches Datenaufzeichnungsverfahren
DE60316110T Expired - Lifetime DE60316110T2 (de) 2002-10-10 2003-10-09 Optisches datenaufzeichnungsverfahren
DE60323888T Expired - Lifetime DE60323888D1 (de) 2002-10-10 2003-10-09 Optisches Datenaufzeichnungsmedium

Country Status (8)

Country Link
US (7) US7272095B2 (de)
EP (7) EP1699044B1 (de)
JP (1) JP4512162B2 (de)
KR (3) KR101037455B1 (de)
AU (1) AU2003276699A1 (de)
DE (4) DE60317114T2 (de)
TW (2) TW201108218A (de)
WO (1) WO2004034386A1 (de)

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KR101037455B1 (ko) * 2002-10-10 2011-05-26 파나소닉 주식회사 기록 방법, 데이터 기록 매체, 재생 방법 및 제조 설비
WO2004055791A1 (ja) 2002-12-13 2004-07-01 Mitsubishi Chemical Corporation 光記録方法
WO2004090876A1 (ja) * 2003-04-04 2004-10-21 Matsushita Electric Industrial Co. Ltd. 記録媒体へのデータ記録方法および装置
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KR101761884B1 (ko) 2010-11-17 2017-08-07 삼성디스플레이 주식회사 표시 장치 및 그 구동 방법
US9794256B2 (en) 2012-07-30 2017-10-17 Box, Inc. System and method for advanced control tools for administrators in a cloud-based service
US10235383B2 (en) 2012-12-19 2019-03-19 Box, Inc. Method and apparatus for synchronization of items with read-only permissions in a cloud-based environment
US9953036B2 (en) 2013-01-09 2018-04-24 Box, Inc. File system monitoring in a system which incrementally updates clients with events that occurred in a cloud-based collaboration platform
EP2757491A1 (de) 2013-01-17 2014-07-23 Box, Inc. Konfliktlösung, Wiederversuchbedingungsverwaltung und Handhabung von Problemdateien für den Synchronisations-Client zu einer Plattform auf Cloud-Basis
US10846074B2 (en) 2013-05-10 2020-11-24 Box, Inc. Identification and handling of items to be ignored for synchronization with a cloud-based platform by a synchronization client
US10725968B2 (en) 2013-05-10 2020-07-28 Box, Inc. Top down delete or unsynchronization on delete of and depiction of item synchronization with a synchronization client to a cloud-based platform
GB2515192B (en) 2013-06-13 2016-12-14 Box Inc Systems and methods for synchronization event building and/or collapsing by a synchronization component of a cloud-based platform
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US7106680B2 (en) * 2002-05-10 2006-09-12 Ricoh Company, Ltd. Device and method for recording data to optical disk using multi-pulse to enhance power pulse
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Also Published As

Publication number Publication date
EP1783754B1 (de) 2008-10-01
EP2251862A1 (de) 2010-11-17
US20050041552A1 (en) 2005-02-24
JP2009151928A (ja) 2009-07-09
US7489612B2 (en) 2009-02-10
DE60316110T2 (de) 2008-01-03
DE60316110D1 (de) 2007-10-18
DE60323888D1 (de) 2008-11-13
EP1699044A1 (de) 2006-09-06
TW200409100A (en) 2004-06-01
US20080112296A1 (en) 2008-05-15
US20090097374A1 (en) 2009-04-16
KR20100114552A (ko) 2010-10-25
US7489613B2 (en) 2009-02-10
KR20050062464A (ko) 2005-06-23
TWI339837B (en) 2011-04-01
DE60317114T2 (de) 2008-02-07
DE60335501D1 (de) 2011-02-03
US7492689B2 (en) 2009-02-17
EP1998323B1 (de) 2010-12-22
EP1998323A1 (de) 2008-12-03
TW201108218A (en) 2011-03-01
US7489614B2 (en) 2009-02-10
WO2004034386A1 (en) 2004-04-22
US20080253252A1 (en) 2008-10-16
EP1466322A1 (de) 2004-10-13
US7272095B2 (en) 2007-09-18
EP1783754A3 (de) 2007-05-23
US20070291612A1 (en) 2007-12-20
KR101088982B1 (ko) 2011-12-01
AU2003276699A1 (en) 2004-05-04
US20060285477A1 (en) 2006-12-21
EP2246853A1 (de) 2010-11-03
US7486605B2 (en) 2009-02-03
US8023380B2 (en) 2011-09-20
US20080112295A1 (en) 2008-05-15
KR20100080947A (ko) 2010-07-13
KR100997571B1 (ko) 2010-11-30
EP1699044B1 (de) 2007-10-24
EP2246852A1 (de) 2010-11-03
EP1783754A2 (de) 2007-05-09
JP4512162B2 (ja) 2010-07-28
EP1466322B1 (de) 2007-09-05
KR101037455B1 (ko) 2011-05-26

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Legal Events

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8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP