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WO2009075115A1 - 情報記録媒体および情報記録媒体の評価方法 - Google Patents

情報記録媒体および情報記録媒体の評価方法 Download PDF

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Publication number
WO2009075115A1
WO2009075115A1 PCT/JP2008/003726 JP2008003726W WO2009075115A1 WO 2009075115 A1 WO2009075115 A1 WO 2009075115A1 JP 2008003726 W JP2008003726 W JP 2008003726W WO 2009075115 A1 WO2009075115 A1 WO 2009075115A1
Authority
WO
WIPO (PCT)
Prior art keywords
information recording
recording medium
evaluation method
center
signal amplitude
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.)
Ceased
Application number
PCT/JP2008/003726
Other languages
English (en)
French (fr)
Inventor
Harumitsu Miyashita
Kohei Nakata
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
Panasonic Corp
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 Panasonic Corp filed Critical Panasonic Corp
Priority to AU2008336754A priority Critical patent/AU2008336754A1/en
Priority to EP08858755A priority patent/EP2219178A4/en
Priority to MX2009010888A priority patent/MX2009010888A/es
Priority to JP2009545358A priority patent/JPWO2009075115A1/ja
Priority to CA002680857A priority patent/CA2680857A1/en
Priority to BRPI0809547A priority patent/BRPI0809547A2/pt
Publication of WO2009075115A1 publication Critical patent/WO2009075115A1/ja
Anticipated expiration legal-status Critical
Ceased 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10305—Improvement or modification of read or write signals signal quality assessment
    • G11B20/10324—Improvement or modification of read or write signals signal quality assessment asymmetry of the recorded or reproduced waveform
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G11B20/1816—Testing
    • 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
    • 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
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
    • 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
    • G11B7/1267—Power calibration
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/21—Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
    • G11B2220/215—Recordable discs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • G11B2220/2541—Blu-ray discs; Blue laser DVR discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Optical Head (AREA)

Abstract

　本発明の情報記録媒体は、情報が記録される情報記録層を備える情報記録媒体であって、次最短マークと次最短スペースとに対応した再生信号の振幅の中心と、最長マークと最長スペースとに対応した再生信号の振幅の中心と、の比に基づいて求まる評価指標を用いて評価される。
PCT/JP2008/003726 2007-12-11 2008-12-11 情報記録媒体および情報記録媒体の評価方法 Ceased WO2009075115A1 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
AU2008336754A AU2008336754A1 (en) 2007-12-11 2008-12-11 Information recording medium and information recording medium evaluation method
EP08858755A EP2219178A4 (en) 2007-12-11 2008-12-11 INFORMATION RECORDING MEDIA AND METHOD FOR EVALUATING THE INFORMATION RECORDING MEDIUM
MX2009010888A MX2009010888A (es) 2007-12-11 2008-12-11 Medio de grabacion de informacion y metodo de evaluacion de medios de grabacion de informacion.
JP2009545358A JPWO2009075115A1 (ja) 2007-12-11 2008-12-11 情報記録媒体および情報記録媒体の評価方法
CA002680857A CA2680857A1 (en) 2007-12-11 2008-12-11 Information recording medium and information recording medium evaluation method
BRPI0809547A BRPI0809547A2 (pt) 2007-12-11 2008-12-11 meio de gravação de informação e método de avaliação de meio de gravação de informação

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US1282307P 2007-12-11 2007-12-11
US61/012,823 2007-12-11
US12087408P 2008-12-09 2008-12-09
US61/120,874 2008-12-09

Publications (1)

Publication Number Publication Date
WO2009075115A1 true WO2009075115A1 (ja) 2009-06-18

Family

ID=40755363

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/003726 Ceased WO2009075115A1 (ja) 2007-12-11 2008-12-11 情報記録媒体および情報記録媒体の評価方法

Country Status (10)

Country Link
US (1) US8305859B2 (ja)
EP (1) EP2219178A4 (ja)
JP (1) JPWO2009075115A1 (ja)
KR (1) KR20100092868A (ja)
AU (1) AU2008336754A1 (ja)
BR (1) BRPI0809547A2 (ja)
CA (1) CA2680857A1 (ja)
MX (1) MX2009010888A (ja)
RU (1) RU2009137590A (ja)
WO (1) WO2009075115A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6088649B2 (ja) * 2013-06-14 2017-03-01 シャープ株式会社 情報記録媒体およびその再生方法

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2219178A4 (en) * 2007-12-11 2011-05-25 Panasonic Corp INFORMATION RECORDING MEDIA AND METHOD FOR EVALUATING THE INFORMATION RECORDING MEDIUM
WO2010088505A2 (en) * 2009-01-30 2010-08-05 Brigham Young University Optical data storage media containing metal and metal oxide dark layer structure
JP5241569B2 (ja) * 2009-03-05 2013-07-17 株式会社日立製作所 光ディスク記録装置、光ディスク再生装置、情報記録方法および情報再生方法
JP5147880B2 (ja) * 2010-03-05 2013-02-20 日立コンシューマエレクトロニクス株式会社 光ディスク、光ディスク装置、情報記録方法、および情報再生方法
KR101310394B1 (ko) * 2011-10-06 2013-09-17 도시바삼성스토리지테크놀러지코리아 주식회사 광학적 기록 방법 및 이를 적용하는 광 기록 장치
US8493247B2 (en) * 2011-12-20 2013-07-23 General Electric Company Methods and systems for decoding data
US8493246B2 (en) 2011-12-20 2013-07-23 General Electric Company Methods and systems for decoding data

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09161272A (ja) 1995-12-04 1997-06-20 Ricoh Co Ltd 光ディスク装置
JP2001291325A (ja) * 2000-04-07 2001-10-19 Toshiba Corp 再生信号評価方法、情報記録媒体、及び情報再生装置
JP3259642B2 (ja) 1996-08-14 2002-02-25 ヤマハ株式会社 光ディスク記録方法
JP2002123937A (ja) * 1995-06-29 2002-04-26 Lg Electronics Inc 光ディスクのデータ記録方法及びデータ記録装置並びにデータ再生方法および再生装置
JP2004280876A (ja) * 2003-03-12 2004-10-07 Toshiba Corp 再生信号評価方法、情報記録媒体、情報記録装置、情報記録方法、及び情報再生装置
JP2006147125A (ja) 2004-01-28 2006-06-08 Matsushita Electric Ind Co Ltd 記録パワー決定方法および装置
JP2007317334A (ja) * 2006-05-29 2007-12-06 Tdk Corp 光記録媒体の記録条件設定方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI245285B (en) * 2002-02-13 2005-12-11 Mitsubishi Chem Corp Rewritable optical recording medium and optical recording method
EP1369872A2 (en) 2002-06-05 2003-12-10 Kabushiki Kaisha Toshiba Reproduced signal evaluation method, information recording medium, information reproducing apparatus, information reproducing method, and information recording method
KR100932506B1 (ko) * 2003-02-27 2009-12-17 엘지전자 주식회사 고밀도 광디스크의 재생 제어정보 관리 및 데이터 재생제어방법
JP2004310887A (ja) * 2003-04-04 2004-11-04 Toshiba Corp 光ディスクならびに光ディスク装置
JP2005063533A (ja) * 2003-08-08 2005-03-10 Toshiba Corp 情報記録媒体および情報記録媒体への記録方法ならびに情報記録再生装置
JPWO2005073961A1 (ja) 2004-01-28 2007-07-26 松下電器産業株式会社 光ディスク
JP4499065B2 (ja) * 2006-05-24 2010-07-07 株式会社日立製作所 情報再生装置及び情報再生方法
JP2008033981A (ja) * 2006-07-26 2008-02-14 Tdk Corp 光記録媒体の情報記録方法、光記録装置
EP2219178A4 (en) * 2007-12-11 2011-05-25 Panasonic Corp INFORMATION RECORDING MEDIA AND METHOD FOR EVALUATING THE INFORMATION RECORDING MEDIUM

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002123937A (ja) * 1995-06-29 2002-04-26 Lg Electronics Inc 光ディスクのデータ記録方法及びデータ記録装置並びにデータ再生方法および再生装置
JPH09161272A (ja) 1995-12-04 1997-06-20 Ricoh Co Ltd 光ディスク装置
JP3259642B2 (ja) 1996-08-14 2002-02-25 ヤマハ株式会社 光ディスク記録方法
JP2001291325A (ja) * 2000-04-07 2001-10-19 Toshiba Corp 再生信号評価方法、情報記録媒体、及び情報再生装置
JP2004280876A (ja) * 2003-03-12 2004-10-07 Toshiba Corp 再生信号評価方法、情報記録媒体、情報記録装置、情報記録方法、及び情報再生装置
JP2006147125A (ja) 2004-01-28 2006-06-08 Matsushita Electric Ind Co Ltd 記録パワー決定方法および装置
JP2007317334A (ja) * 2006-05-29 2007-12-06 Tdk Corp 光記録媒体の記録条件設定方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2219178A4

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6088649B2 (ja) * 2013-06-14 2017-03-01 シャープ株式会社 情報記録媒体およびその再生方法

Also Published As

Publication number Publication date
BRPI0809547A2 (pt) 2016-06-28
KR20100092868A (ko) 2010-08-23
RU2009137590A (ru) 2011-04-20
MX2009010888A (es) 2010-01-20
EP2219178A4 (en) 2011-05-25
AU2008336754A1 (en) 2009-06-18
JPWO2009075115A1 (ja) 2011-04-28
CA2680857A1 (en) 2009-06-18
US20090180375A1 (en) 2009-07-16
US8305859B2 (en) 2012-11-06
EP2219178A1 (en) 2010-08-18

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