JP4685754B2 - トラッキング方法 - Google Patents

トラッキング方法 Download PDF

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Publication number
JP4685754B2
JP4685754B2 JP2006356034A JP2006356034A JP4685754B2 JP 4685754 B2 JP4685754 B2 JP 4685754B2 JP 2006356034 A JP2006356034 A JP 2006356034A JP 2006356034 A JP2006356034 A JP 2006356034A JP 4685754 B2 JP4685754 B2 JP 4685754B2
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JP
Japan
Prior art keywords
data
track
signal
optical disk
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 - Fee Related
Application number
JP2006356034A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008165927A (ja
JP2008165927A5 (enExample
Inventor
浩行 峯邑
俊通 新谷
由美子 安齋
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP2006356034A priority Critical patent/JP4685754B2/ja
Priority to CN2007100062328A priority patent/CN101211605B/zh
Priority to US11/704,963 priority patent/US7746757B2/en
Publication of JP2008165927A publication Critical patent/JP2008165927A/ja
Publication of JP2008165927A5 publication Critical patent/JP2008165927A5/ja
Application granted granted Critical
Publication of JP4685754B2 publication Critical patent/JP4685754B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B7/2437—Non-metallic elements
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0901—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for track following only
    • G11B7/0903—Multi-beam tracking systems
    • 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
    • G11B7/2403—Layers; Shape, structure or physical properties thereof
    • G11B7/24065—Layers assisting in recording or reproduction below the optical diffraction limit, e.g. non-linear optical layers or structures
    • 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
    • G11B7/24073—Tracks
    • G11B7/24079—Width or depth
    • 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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24308—Metals or metalloids transition metal elements of group 11 (Cu, Ag, Au)
    • 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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/2431—Metals or metalloids group 13 elements (B, Al, Ga, In)
    • 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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24314—Metals or metalloids group 15 elements (e.g. Sb, Bi)
    • 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
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/243—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers
    • G11B2007/24302—Metals or metalloids
    • G11B2007/24316—Metals or metalloids group 16 elements (i.e. chalcogenides, Se, Te)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP2006356034A 2006-12-28 2006-12-28 トラッキング方法 Expired - Fee Related JP4685754B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2006356034A JP4685754B2 (ja) 2006-12-28 2006-12-28 トラッキング方法
CN2007100062328A CN101211605B (zh) 2006-12-28 2007-02-07 光盘媒体以及光盘装置
US11/704,963 US7746757B2 (en) 2006-12-28 2007-02-12 Optical disc medium and optical disc device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006356034A JP4685754B2 (ja) 2006-12-28 2006-12-28 トラッキング方法

Publications (3)

Publication Number Publication Date
JP2008165927A JP2008165927A (ja) 2008-07-17
JP2008165927A5 JP2008165927A5 (enExample) 2009-07-30
JP4685754B2 true JP4685754B2 (ja) 2011-05-18

Family

ID=39583783

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2006356034A Expired - Fee Related JP4685754B2 (ja) 2006-12-28 2006-12-28 トラッキング方法

Country Status (3)

Country Link
US (1) US7746757B2 (enExample)
JP (1) JP4685754B2 (enExample)
CN (1) CN101211605B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008287795A (ja) * 2007-05-17 2008-11-27 Hitachi Ltd 光ディスク媒体及びトラッキング方法

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4991189B2 (ja) * 2006-06-19 2012-08-01 株式会社日立製作所 光ディスク装置及びトラッキング方法
EP2346040A1 (en) * 2010-01-08 2011-07-20 Thomson Licensing Optical storage medium comprising a super-resolution layer and a read-only data layer
EP2372709A1 (en) * 2010-03-30 2011-10-05 Thomson Licensing Optical storage medium comprising a data layer with reduced track pitch and an inverted/non-inverted mark/space data structure
WO2014119588A1 (ja) * 2013-02-04 2014-08-07 三菱電機株式会社 光情報記録媒体及び記録再生装置
CN110415732B (zh) * 2018-04-26 2021-03-30 中国科学院上海光学精密机械研究所 一种超分辨光盘的径向伺服装置及其伺服控制方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61292228A (ja) * 1985-06-20 1986-12-23 Canon Inc 光学的情報記録媒体の情報記録方法
JP2848992B2 (ja) * 1990-10-03 1999-01-20 キヤノン株式会社 光記録媒体及びそれに用いる光記録媒体用基板
JP3297928B2 (ja) * 1992-03-13 2002-07-02 ソニー株式会社 再生専用光ディスク
JPH08221805A (ja) * 1995-02-13 1996-08-30 Hitachi Ltd 光ディスク基板及びその製造方法
JPH10188378A (ja) * 1996-12-25 1998-07-21 Hitachi Maxell Ltd 光磁気記録媒体及びその記録再生方法
KR20020072214A (ko) * 2001-03-09 2002-09-14 소니 가부시끼 가이샤 광디스크장치 및 광디스크장치를 위한 제어방법
EP1246175A2 (en) * 2001-03-30 2002-10-02 TDK Corporation Optical recording medium and optical recording method
JP3963427B2 (ja) * 2001-11-29 2007-08-22 株式会社リコー 光情報記録媒体
JP2003317275A (ja) * 2002-04-26 2003-11-07 Matsushita Electric Ind Co Ltd 光ディスク装置
WO2004100138A1 (ja) * 2003-05-12 2004-11-18 Asahi Kasei Microsystems Co., Ltd. 光ディスク装置、光ディスク装置用の回路、ウォブル信号再生方法及びランドプリピット信号再生方法
US7173781B2 (en) * 2003-06-26 2007-02-06 Seagate Technology Llc Multi-tracks MR offset tuning based on error count in certification process
JP2005100526A (ja) 2003-09-25 2005-04-14 Hitachi Ltd デバイスの製造方法及び観察方法
US20070206463A1 (en) * 2004-03-15 2007-09-06 Kazuo Kuroda Information Recording Medium
KR100754166B1 (ko) * 2004-05-17 2007-09-03 삼성전자주식회사 초해상 정보 저장매체 및 그 정보 기록 및/또는 재생기기
JP4349248B2 (ja) * 2004-10-04 2009-10-21 株式会社日立製作所 光情報記録媒体、その再生方法及びその製造方法
JP4456527B2 (ja) 2005-05-20 2010-04-28 株式会社日立製作所 光情報記録媒体、並びにそれを用いた情報記録方法及び情報再生方法
JP4320312B2 (ja) 2005-06-02 2009-08-26 株式会社日立製作所 相変化膜を含む記録媒体の製造方法
JP4285452B2 (ja) 2005-07-06 2009-06-24 株式会社日立製作所 デバイス及びその製造方法
US20080031123A1 (en) * 2006-08-03 2008-02-07 Wu-Hsuan Ho Embossed type write-once recording medium structure
JP4903081B2 (ja) * 2007-05-17 2012-03-21 株式会社日立製作所 光ディスク媒体及びトラッキング方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008287795A (ja) * 2007-05-17 2008-11-27 Hitachi Ltd 光ディスク媒体及びトラッキング方法

Also Published As

Publication number Publication date
CN101211605B (zh) 2010-05-19
JP2008165927A (ja) 2008-07-17
US7746757B2 (en) 2010-06-29
US20080159119A1 (en) 2008-07-03
CN101211605A (zh) 2008-07-02

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