JP2005078722A - 情報記録装置、情報記録媒体及び情報記録方法 - Google Patents

情報記録装置、情報記録媒体及び情報記録方法 Download PDF

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Publication number
JP2005078722A
JP2005078722A JP2003308197A JP2003308197A JP2005078722A JP 2005078722 A JP2005078722 A JP 2005078722A JP 2003308197 A JP2003308197 A JP 2003308197A JP 2003308197 A JP2003308197 A JP 2003308197A JP 2005078722 A JP2005078722 A JP 2005078722A
Authority
JP
Japan
Prior art keywords
layer
recording
information recording
light
irradiating
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.)
Pending
Application number
JP2003308197A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005078722A5 (enExample
Inventor
Motoyasu Terao
元康 寺尾
Kyoko Kojima
恭子 小島
Hiroyuki Minemura
浩行 峯邑
Takeshi Maeda
武志 前田
Takeshi Shimano
健 島野
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 JP2003308197A priority Critical patent/JP2005078722A/ja
Priority to TW092133081A priority patent/TWI289833B/zh
Priority to US10/763,274 priority patent/US7349319B2/en
Priority to CNA2004100393609A priority patent/CN1591592A/zh
Publication of JP2005078722A publication Critical patent/JP2005078722A/ja
Publication of JP2005078722A5 publication Critical patent/JP2005078722A5/ja
Pending legal-status Critical Current

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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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/14—Heads, e.g. forming of the optical beam spot or modulation of the optical beam specially adapted to record on, or to reproduce from, more than one track simultaneously
    • 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
    • G11B7/127—Lasers; Multiple laser arrays
    • 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
    • G11B7/24035—Recording layers
    • G11B7/24038—Multiple laminated recording layers
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Optical Head (AREA)
JP2003308197A 2003-09-01 2003-09-01 情報記録装置、情報記録媒体及び情報記録方法 Pending JP2005078722A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2003308197A JP2005078722A (ja) 2003-09-01 2003-09-01 情報記録装置、情報記録媒体及び情報記録方法
TW092133081A TWI289833B (en) 2003-09-01 2003-11-25 Information recording device, information recording medium and information recording method
US10/763,274 US7349319B2 (en) 2003-09-01 2004-01-26 Information recording apparatus, recording media and recording method
CNA2004100393609A CN1591592A (zh) 2003-09-01 2004-01-30 信息记录装置、信息记录媒体及信息记录方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003308197A JP2005078722A (ja) 2003-09-01 2003-09-01 情報記録装置、情報記録媒体及び情報記録方法

Publications (2)

Publication Number Publication Date
JP2005078722A true JP2005078722A (ja) 2005-03-24
JP2005078722A5 JP2005078722A5 (enExample) 2006-03-09

Family

ID=34214160

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003308197A Pending JP2005078722A (ja) 2003-09-01 2003-09-01 情報記録装置、情報記録媒体及び情報記録方法

Country Status (4)

Country Link
US (1) US7349319B2 (enExample)
JP (1) JP2005078722A (enExample)
CN (1) CN1591592A (enExample)
TW (1) TWI289833B (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4120268B2 (ja) * 2002-05-27 2008-07-16 株式会社日立製作所 情報記録媒体および情報記録方法
CN1795417B (zh) * 2003-05-28 2010-12-29 松下电器产业株式会社 信息记录媒体及其制造方法、以及记录再现方法、光学信息记录再现装置
JP2006031889A (ja) * 2004-07-21 2006-02-02 Hitachi Ltd 情報記録媒体、情報記録装置および情報記録方法
KR100682908B1 (ko) * 2004-12-21 2007-02-15 삼성전자주식회사 두개의 저항체를 지닌 비휘발성 메모리 소자
JP2007102989A (ja) * 2005-09-12 2007-04-19 Hitachi Ltd 情報記録媒体及びその製造方法
JP2007109345A (ja) * 2005-10-17 2007-04-26 Hitachi Ltd 情報記録又は再生方法、及び情報記録又は再生装置
TW200741679A (en) * 2005-11-17 2007-11-01 Koninkl Philips Electronics Nv A method and system for recording data by a plurality of laser beams on an optical disc
JP2007149225A (ja) * 2005-11-28 2007-06-14 Hitachi Ltd 情報記録装置
JP2007317252A (ja) * 2006-05-23 2007-12-06 Hitachi Ltd ディスク記録再生装置
JP4714704B2 (ja) * 2007-03-08 2011-06-29 株式会社日立製作所 情報記録再生方法及び情報記録再生装置
JP2010192025A (ja) * 2009-02-17 2010-09-02 Sony Corp 光情報記録媒体
JP2011198410A (ja) * 2010-03-19 2011-10-06 Sony Corp 多層光記録媒体

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3801966A (en) * 1971-08-18 1974-04-02 Hitachi Ltd Optical memory device
JPS50141328A (enExample) * 1974-01-12 1975-11-13
JPS5926605B2 (ja) 1975-08-08 1984-06-29 アルフレツド オロフヨハンソン ヨハン ヨウ素含有消毒薬の製法
GB8606651D0 (en) * 1986-03-18 1986-04-23 Green M Electrochromic data recording systems
JP3476989B2 (ja) * 1995-08-04 2003-12-10 パイオニア株式会社 光ピックアップ
US6160787A (en) * 1996-01-11 2000-12-12 Wea Manufacturing, Inc. Multiple layer optical recording medium for use with two different wavelength laser beams
TW540038B (en) 1998-10-13 2003-07-01 Matsushita Electric Industrial Co Ltd Recording/reproducing apparatus for optical information recording medium and optical head
JP2004103210A (ja) * 2002-07-18 2004-04-02 Ricoh Co Ltd 光記録媒体およびその記録再生方法
JP4079068B2 (ja) * 2003-10-17 2008-04-23 株式会社日立製作所 情報記録媒体および情報記録方法
CN100353434C (zh) * 2004-03-16 2007-12-05 松下电器产业株式会社 光学元件、光头、光信息装置以及光头的控制方法
US20050276211A1 (en) * 2004-06-09 2005-12-15 Akemi Hirotsune Information recording medium and manufacturing process
JP2007139899A (ja) * 2005-11-15 2007-06-07 Toshiba Corp 表示装置および表示素子駆動方法

Also Published As

Publication number Publication date
US20050047309A1 (en) 2005-03-03
TWI289833B (en) 2007-11-11
CN1591592A (zh) 2005-03-09
TW200511251A (en) 2005-03-16
US7349319B2 (en) 2008-03-25

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