DE60316110D1 - Optisches datenaufzeichnungsverfahren - Google Patents

Optisches datenaufzeichnungsverfahren

Info

Publication number
DE60316110D1
DE60316110D1 DE60316110T DE60316110T DE60316110D1 DE 60316110 D1 DE60316110 D1 DE 60316110D1 DE 60316110 T DE60316110 T DE 60316110T DE 60316110 T DE60316110 T DE 60316110T DE 60316110 D1 DE60316110 D1 DE 60316110D1
Authority
DE
Germany
Prior art keywords
data recording
optical data
recording procedure
procedure
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
DE60316110T
Other languages
English (en)
Other versions
DE60316110T2 (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 DE60316110D1 publication Critical patent/DE60316110D1/de
Application granted granted Critical
Publication of DE60316110T2 publication Critical patent/DE60316110T2/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
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24085—Pits
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G11B7/00456—Recording strategies, e.g. pulse sequences
    • 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
    • G11B7/125—Optical 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
    • G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
    • 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
    • G11B11/10502—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 characterised by the transducing operation to be executed
    • G11B11/10504—Recording
    • G11B11/10506—Recording by modulating only the light beam of the transducer
    • 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
    • G11B11/10502—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 characterised by the transducing operation to be executed
    • G11B11/1053—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 characterised by the transducing operation to be executed to compensate for the magnetic domain drift or time shift
DE60316110T 2002-10-10 2003-10-09 Optisches datenaufzeichnungsverfahren Expired - Lifetime DE60316110T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2002297295 2002-10-10
JP2002297295 2002-10-10
JP2002312432 2002-10-28
JP2002312432 2002-10-28
PCT/JP2003/013011 WO2004034386A1 (en) 2002-10-10 2003-10-09 Optical data recording method

Publications (2)

Publication Number Publication Date
DE60316110D1 true DE60316110D1 (de) 2007-10-18
DE60316110T2 DE60316110T2 (de) 2008-01-03

Family

ID=32095425

Family Applications (4)

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

Family Applications Before (3)

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

Country Status (8)

Country Link
US (7) US7272095B2 (de)
EP (7) EP1466322B1 (de)
JP (1) JP4512162B2 (de)
KR (3) KR100997571B1 (de)
AU (1) AU2003276699A1 (de)
DE (4) DE60335501D1 (de)
TW (2) TW201108218A (de)
WO (1) WO2004034386A1 (de)

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TW201108218A (en) * 2002-10-10 2011-03-01 Panasonic Corp Recording method and data storage medium
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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
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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
US9805050B2 (en) 2013-06-21 2017-10-31 Box, Inc. Maintaining and updating file system shadows on a local device by a synchronization client of a cloud-based platform
US10530854B2 (en) 2014-05-30 2020-01-07 Box, Inc. Synchronization of permissioned content in cloud-based environments
US10176837B2 (en) * 2016-11-18 2019-01-08 Oracle International Corporation Optical storage system divider based DRAW verification with high frequency writing strategy pattern

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Also Published As

Publication number Publication date
US7489614B2 (en) 2009-02-10
US20080253252A1 (en) 2008-10-16
EP2246852A1 (de) 2010-11-03
US8023380B2 (en) 2011-09-20
EP2246853A1 (de) 2010-11-03
US20060285477A1 (en) 2006-12-21
TW201108218A (en) 2011-03-01
DE60335501D1 (de) 2011-02-03
EP2251862A1 (de) 2010-11-17
US20080112295A1 (en) 2008-05-15
EP1783754B1 (de) 2008-10-01
EP1699044A1 (de) 2006-09-06
US20090097374A1 (en) 2009-04-16
US7492689B2 (en) 2009-02-17
EP1783754A2 (de) 2007-05-09
EP1699044B1 (de) 2007-10-24
EP1466322B1 (de) 2007-09-05
AU2003276699A1 (en) 2004-05-04
KR20050062464A (ko) 2005-06-23
TW200409100A (en) 2004-06-01
KR100997571B1 (ko) 2010-11-30
DE60317114D1 (de) 2007-12-06
TWI339837B (en) 2011-04-01
US7486605B2 (en) 2009-02-03
JP2009151928A (ja) 2009-07-09
JP4512162B2 (ja) 2010-07-28
DE60316110T2 (de) 2008-01-03
US20070291612A1 (en) 2007-12-20
KR101088982B1 (ko) 2011-12-01
WO2004034386A1 (en) 2004-04-22
US7489613B2 (en) 2009-02-10
EP1783754A3 (de) 2007-05-23
US20050041552A1 (en) 2005-02-24
DE60317114T2 (de) 2008-02-07
KR20100114552A (ko) 2010-10-25
DE60323888D1 (de) 2008-11-13
US20080112296A1 (en) 2008-05-15
KR101037455B1 (ko) 2011-05-26
US7272095B2 (en) 2007-09-18
KR20100080947A (ko) 2010-07-13
EP1466322A1 (de) 2004-10-13
EP1998323B1 (de) 2010-12-22
EP1998323A1 (de) 2008-12-03
US7489612B2 (en) 2009-02-10

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