TWI539450B - Optical information recording media - Google Patents

Optical information recording media Download PDF

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Publication number
TWI539450B
TWI539450B TW102113188A TW102113188A TWI539450B TW I539450 B TWI539450 B TW I539450B TW 102113188 A TW102113188 A TW 102113188A TW 102113188 A TW102113188 A TW 102113188A TW I539450 B TWI539450 B TW I539450B
Authority
TW
Taiwan
Prior art keywords
information recording
recording medium
depth
optical information
range
Prior art date
Application number
TW102113188A
Other languages
English (en)
Chinese (zh)
Other versions
TW201407608A (zh
Inventor
竹內厚
大和田克也
Original Assignee
新力股份有限公司
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 新力股份有限公司 filed Critical 新力股份有限公司
Publication of TW201407608A publication Critical patent/TW201407608A/zh
Application granted granted Critical
Publication of TWI539450B publication Critical patent/TWI539450B/zh

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
    • G11B7/24—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
    • G11B7/24062—Reflective 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1372—Lenses
    • G11B7/1374—Objective lenses
    • 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
    • G11B7/24018—Laminated discs
    • G11B7/24027—Layers; Shape, structure or physical properties thereof
    • 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
    • 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
    • G11B7/24067—Combinations of two or more layers with specific interrelation
    • 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
    • G11B7/24076—Cross sectional shape in the radial direction of a disc, e.g. asymmetrical cross sectional shape
    • 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
    • G11B7/244—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 organic materials only
    • G11B7/246—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 organic materials only containing dyes
    • G11B7/248—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 organic materials only containing dyes porphines; azaporphines, e.g. phthalocyanines
    • 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
    • G11B7/0938—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 servo format, e.g. guide tracks, pilot signals
    • 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
    • G11B7/24047—Substrates
    • G11B7/2405—Substrates being also used as track layers of pre-formatted layers

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
TW102113188A 2012-04-26 2013-04-12 Optical information recording media TWI539450B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012101660 2012-04-26
JP2013042746A JP2013242953A (ja) 2012-04-26 2013-03-05 光情報記録媒体

Publications (2)

Publication Number Publication Date
TW201407608A TW201407608A (zh) 2014-02-16
TWI539450B true TWI539450B (zh) 2016-06-21

Family

ID=49483223

Family Applications (1)

Application Number Title Priority Date Filing Date
TW102113188A TWI539450B (zh) 2012-04-26 2013-04-12 Optical information recording media

Country Status (5)

Country Link
US (1) US9082430B2 (https=)
JP (1) JP2013242953A (https=)
CN (1) CN103608862B (https=)
TW (1) TWI539450B (https=)
WO (1) WO2013161916A1 (https=)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3425805B2 (ja) * 1994-08-16 2003-07-14 三井化学株式会社 光記録媒体
GB0225471D0 (en) * 2002-11-01 2002-12-11 Ciba Sc Holding Ag Solvent composition and use thereof
JP2005078782A (ja) * 2003-09-04 2005-03-24 Tdk Corp 光記録媒体及びその製造方法、並びに、光記録媒体に対するデータ記録方法及びデータ再生方法
JP2007152825A (ja) * 2005-12-07 2007-06-21 Mitsubishi Kagaku Media Co Ltd 光記録媒体の製造方法
JP4794467B2 (ja) * 2006-01-18 2011-10-19 三菱化学メディア株式会社 光記録媒体
EP1978515B1 (en) 2006-01-18 2010-03-10 Mitsubishi Kagaku Media Co., Ltd. Optical recording medium
JP5108434B2 (ja) * 2006-09-26 2012-12-26 三菱化学メディア株式会社 光記録媒体の製造方法及び製造装置
WO2008041526A1 (en) 2006-09-26 2008-04-10 Mitsubishi Kagaku Media Co., Ltd. Method and apparatus for manufacturing optical recording medium
JP2008310922A (ja) * 2007-06-18 2008-12-25 Toshiba Corp 情報記録媒体及びこの媒体を用いたディスク装置
CN101556810A (zh) * 2008-04-09 2009-10-14 鸿富锦精密工业（深圳）有限公司 光存储介质
JP2010134978A (ja) * 2008-12-03 2010-06-17 Mitsubishi Kagaku Media Co Ltd 光記録媒体の製造方法及び製造装置
JP5283573B2 (ja) * 2009-06-08 2013-09-04 太陽誘電株式会社 光情報記録媒体用色素及びそれを用いた光情報記録媒体
JP2011183580A (ja) * 2010-03-05 2011-09-22 Taiyo Yuden Co Ltd 光情報記録媒体用色素及びそれを用いた光情報記録媒体

Also Published As

Publication number Publication date
WO2013161916A1 (ja) 2013-10-31
CN103608862A (zh) 2014-02-26
US9082430B2 (en) 2015-07-14
JP2013242953A (ja) 2013-12-05
CN103608862B (zh) 2018-01-26
TW201407608A (zh) 2014-02-16
US20150036473A1 (en) 2015-02-05

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