DE602004016333D1 - Nd aufzeichnungsmedium - Google Patents

Nd aufzeichnungsmedium

Info

Publication number
DE602004016333D1
DE602004016333D1 DE602004016333T DE602004016333T DE602004016333D1 DE 602004016333 D1 DE602004016333 D1 DE 602004016333D1 DE 602004016333 T DE602004016333 T DE 602004016333T DE 602004016333 T DE602004016333 T DE 602004016333T DE 602004016333 D1 DE602004016333 D1 DE 602004016333D1
Authority
DE
Germany
Prior art keywords
recording medium
recording
medium
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 - Lifetime
Application number
DE602004016333T
Other languages
English (en)
Inventor
Kenji Koishi
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
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE602004016333D1 publication Critical patent/DE602004016333D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/004Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045Recording
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/004Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/006Overwriting
    • G11B7/0062Overwriting strategies, e.g. recording pulse sequences with erasing level used for phase-change media
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/12Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125Optical 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
    • G11B7/126Circuits, methods or arrangements for laser control or stabilisation
    • G11B7/1267Power calibration
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/004Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045Recording
    • G11B7/00455Recording involving reflectivity, absorption or colour changes
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/007Arrangement 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
    • G11B7/00736Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
DE602004016333T 2003-07-03 2004-07-01 Nd aufzeichnungsmedium Expired - Lifetime DE602004016333D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003190966 2003-07-03
PCT/JP2004/009706 WO2005004121A2 (en) 2003-07-03 2004-07-01 Recording method, recording apparatus, and recording medium

Publications (1)

Publication Number Publication Date
DE602004016333D1 true DE602004016333D1 (de) 2008-10-16

Family

ID=33562344

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004016333T Expired - Lifetime DE602004016333D1 (de) 2003-07-03 2004-07-01 Nd aufzeichnungsmedium

Country Status (8)

Country Link
US (1) US8068392B2 (de)
EP (1) EP1642268B1 (de)
JP (1) JP2007521603A (de)
KR (1) KR100712390B1 (de)
CN (1) CN100375162C (de)
DE (1) DE602004016333D1 (de)
TW (1) TWI343568B (de)
WO (1) WO2005004121A2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100701731B1 (ko) 2006-03-23 2007-03-29 엘지전자 주식회사 광디스크장치의 최적 기록파워 검출방법
CN105102978B (zh) * 2013-02-02 2018-11-02 杜克大学 分离循环肿瘤细胞的方法

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3039099B2 (ja) * 1992-02-14 2000-05-08 ソニー株式会社 光ディスク記録装置およびその方法
JP3075632B2 (ja) 1992-02-27 2000-08-14 パイオニア株式会社 光ディスクプレーヤ
JPH0773471A (ja) * 1993-09-03 1995-03-17 Pioneer Electron Corp 追記型光ディスクの情報記録装置
JP2000235763A (ja) 1999-02-12 2000-08-29 Matsushita Electric Ind Co Ltd ディスク再生システム
US6901039B1 (en) * 1999-04-15 2005-05-31 Mitsumi Electric Co., Ltd. Writable optical drive with dynamically variable linear velocity to prevent buffer under-run
JP2001209940A (ja) * 1999-11-16 2001-08-03 Victor Co Of Japan Ltd 光ディスク記録再生装置、光ディスク記録再生方法および光ディスク
JP3848054B2 (ja) * 2000-05-15 2006-11-22 三星電子株式会社 光ディスクの記録装置および記録方法
JP3816304B2 (ja) 2000-05-31 2006-08-30 株式会社リコー 光ディスク装置
JP2002008237A (ja) * 2000-06-23 2002-01-11 Fujitsu Ltd 情報記録方法及びその実施に使用する情報記録装置
US7193948B2 (en) * 2000-10-05 2007-03-20 Matsushita Electric Industrial Co., Ltd. Optical recording medium, method for recording on optical record medium, and apparatus for recording on optical record medium
CN1220979C (zh) 2001-02-09 2005-09-28 联发科技股份有限公司 定角速度数据写入盘片的系统及其激光功率控制方法
TW548633B (en) * 2001-02-09 2003-08-21 Acer Labs Inc Constant angular velocity data write system and the laser power control method thereof
TWI224321B (en) 2001-04-17 2004-11-21 Via Tech Inc Optimal power calibration method of optical information recorder
JP2003115110A (ja) * 2001-08-01 2003-04-18 Yamaha Corp レーザパワー制御方法、光ディスク記録装置および光ディスク
JP3800999B2 (ja) * 2001-08-23 2006-07-26 ティアック株式会社 光ディスク装置
JP4234921B2 (ja) 2001-09-12 2009-03-04 株式会社リコー 情報記録装置
CN1252705C (zh) * 2002-09-26 2006-04-19 威盛电子股份有限公司 固定角速度光盘机的写入功率控制方法

Also Published As

Publication number Publication date
US20080117787A1 (en) 2008-05-22
TWI343568B (en) 2011-06-11
WO2005004121A3 (en) 2005-03-31
EP1642268B1 (de) 2008-09-03
US8068392B2 (en) 2011-11-29
CN1846255A (zh) 2006-10-11
WO2005004121A2 (en) 2005-01-13
KR100712390B1 (ko) 2007-05-02
CN100375162C (zh) 2008-03-12
EP1642268A2 (de) 2006-04-05
TW200506887A (en) 2005-02-16
KR20060056932A (ko) 2006-05-25
JP2007521603A (ja) 2007-08-02

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)