BRPI0809547A2 - meio de gravação de informação e método de avaliação de meio de gravação de informação - Google Patents

meio de gravação de informação e método de avaliação de meio de gravação de informação

Info

Publication number
BRPI0809547A2
BRPI0809547A2 BRPI0809547A BRPI0809547A BRPI0809547A2 BR PI0809547 A2 BRPI0809547 A2 BR PI0809547A2 BR PI0809547 A BRPI0809547 A BR PI0809547A BR PI0809547 A BRPI0809547 A BR PI0809547A BR PI0809547 A2 BRPI0809547 A2 BR PI0809547A2
Authority
BR
Brazil
Prior art keywords
recording medium
information recording
evaluating
evaluating information
medium
Prior art date
Application number
BRPI0809547A
Other languages
English (en)
Inventor
Harumitsu Miyashita
Kohei Nakata
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
Publication of BRPI0809547A2 publication Critical patent/BRPI0809547A2/pt

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)
BRPI0809547A 2007-12-11 2008-12-11 meio de gravação de informação e método de avaliação de meio de gravação de informação BRPI0809547A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US1282307P 2007-12-11 2007-12-11
US12087408P 2008-12-09 2008-12-09
PCT/JP2008/003726 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

Publications (1)

Publication Number Publication Date
BRPI0809547A2 true BRPI0809547A2 (pt) 2016-06-28

Family

ID=40755363

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0809547A BRPI0809547A2 (pt) 2007-12-11 2008-12-11 meio de gravação de informação e método de avaliação de meio de gravação de informação

Country Status (10)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2680857A1 (en) * 2007-12-11 2009-06-18 Panasonic Corporation Information recording medium and information recording medium evaluation method
EP2392006A4 (en) * 2009-01-30 2014-09-17 Univ Brigham Young OPTICAL DATA STORAGE MEDIA WITH METAL AND DARK METAL OXIDE 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
CN105324817B (zh) * 2013-06-14 2018-05-11 夏普株式会社 信息记录介质及其再生方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970003054A (ko) * 1995-06-29 1997-01-28 구자홍 콤팩트 디스크의 기록 밀도 판별 방법
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
JP3848049B2 (ja) 2000-04-07 2006-11-22 株式会社東芝 再生信号評価方法、情報記録媒体、及び情報再生装置
AU2003211968A1 (en) * 2002-02-13 2003-09-04 Mitsubishi Chemical Corporation Rewritable optical recording medium and optical recording method
JP3822571B2 (ja) * 2003-03-12 2006-09-20 株式会社東芝 再生信号評価方法
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
WO2005073961A1 (ja) 2004-01-28 2005-08-11 Matsushita Electric Industrial Co., Ltd. 記録パワー決定方法および装置
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
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
JP4556912B2 (ja) 2006-05-29 2010-10-06 Ｔｄｋ株式会社 光記録媒体の記録条件設定方法
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
CA2680857A1 (en) * 2007-12-11 2009-06-18 Panasonic Corporation Information recording medium and information recording medium evaluation method

Also Published As

Publication number Publication date
EP2219178A1 (en) 2010-08-18
US20090180375A1 (en) 2009-07-16
KR20100092868A (ko) 2010-08-23
US8305859B2 (en) 2012-11-06
EP2219178A4 (en) 2011-05-25
MX2009010888A (es) 2010-01-20
AU2008336754A1 (en) 2009-06-18
RU2009137590A (ru) 2011-04-20
CA2680857A1 (en) 2009-06-18
WO2009075115A1 (ja) 2009-06-18
JPWO2009075115A1 (ja) 2011-04-28

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE AS 4A, 5A, 6A E 7A ANUIDADES.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2384 DE 13-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.