TW200606893A - Calibration of relative laser intensities in an optical storage system - Google Patents

Calibration of relative laser intensities in an optical storage system

Info

Publication number
TW200606893A
TW200606893A TW094113350A TW94113350A TW200606893A TW 200606893 A TW200606893 A TW 200606893A TW 094113350 A TW094113350 A TW 094113350A TW 94113350 A TW94113350 A TW 94113350A TW 200606893 A TW200606893 A TW 200606893A
Authority
TW
Taiwan
Prior art keywords
data
relative intensities
calibration
optical storage
dimensional
Prior art date
Application number
TW094113350A
Other languages
English (en)
Inventor
Der Lee Alexander Marc Van
Christopher Busch
Dominique Maria Bruls
Original Assignee
Koninkl Philips Electronics Nv
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 Koninkl Philips Electronics Nv filed Critical Koninkl Philips Electronics Nv
Publication of TW200606893A publication Critical patent/TW200606893A/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
    • G11B7/007—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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
TW094113350A 2004-04-29 2005-04-26 Calibration of relative laser intensities in an optical storage system TW200606893A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04101807 2004-04-29

Publications (1)

Publication Number Publication Date
TW200606893A true TW200606893A (en) 2006-02-16

Family

ID=34966113

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094113350A TW200606893A (en) 2004-04-29 2005-04-26 Calibration of relative laser intensities in an optical storage system

Country Status (7)

Country Link
US (1) US20080239898A1 (zh)
EP (1) EP1745470A1 (zh)
JP (1) JP2007535090A (zh)
KR (1) KR20070007376A (zh)
CN (1) CN1950889A (zh)
TW (1) TW200606893A (zh)
WO (1) WO2005106858A1 (zh)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7991949B2 (en) * 2007-10-12 2011-08-02 Microsoft Corporation Embedded virtual media
KR101575072B1 (ko) * 2014-10-21 2015-12-07 숭실대학교산학협력단 2차원 데이터 구조에서 심볼 간 간섭을 보상하는 방법 및 장치, 이를 수행하기 위한 기록매체
CN111312294B (zh) * 2020-01-20 2021-04-20 首都师范大学 一种利用纳米技术对信息加密读写进行纠错的方法
CN111308450B (zh) * 2020-03-13 2021-11-12 广东博智林机器人有限公司 一种激光雷达校准装置及其使用方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59116939A (ja) * 1982-12-23 1984-07-06 Olympus Optical Co Ltd 光学式記録再生装置
US4571714A (en) * 1984-07-06 1986-02-18 Storage Technology Partners Ii Read beam position calibration
US5491678A (en) * 1990-05-25 1996-02-13 Hitachi, Ltd. Method and apparatus for recording/reproducing information data in a two-dimensional format
JPH05266484A (ja) * 1992-03-23 1993-10-15 Toshiba Corp 情報再生装置
US5452279A (en) * 1992-03-23 1995-09-19 Kabushiki Kaisha Toshiba Information recording/reproducing apparatus for recording and reproducing information in accordance with mark interval recording scheme or mark length recording scheme
US5627818A (en) * 1992-10-13 1997-05-06 International Business Machines Corporation Optical disk with marks used for calibrating an optical detector to minimize noise from undesired perturbations in disk surfaces
US5898654A (en) * 1994-07-14 1999-04-27 Matsushita Electric Industrial Co., Ltd. Optical disk and optical disk apparatus having a predetermined pattern of marks on tracks such that a reproduced signal is caused to jitter
JPH11120564A (ja) * 1997-10-08 1999-04-30 Toshiba Corp 光ディスク装置及び光ディスク再生方法
JPH11167729A (ja) * 1997-12-03 1999-06-22 Yamaha Corp 光ディスクのシーク動作制御方法及び装置
JP3382159B2 (ja) * 1998-08-05 2003-03-04 株式会社東芝 情報記録媒体とその再生方法及び記録方法
KR100923654B1 (ko) * 2001-04-17 2009-10-28 파나소닉 주식회사 광 디스크 및 그것을 사용한 정보 기록/재생 장치
ATE436070T1 (de) * 2002-03-29 2009-07-15 Koninkl Philips Electronics Nv Aufzeichnungsverfahren eines optischen aufzeichnungsmediums
EP1559197A1 (en) * 2002-10-02 2005-08-03 Koninklijke Philips Electronics N.V. Bit detection method and device
JP2005302275A (ja) * 2004-03-18 2005-10-27 Sharp Corp 光情報記録媒体、記録再生方法、ならびに記録再生装置

Also Published As

Publication number Publication date
KR20070007376A (ko) 2007-01-15
WO2005106858A1 (en) 2005-11-10
EP1745470A1 (en) 2007-01-24
JP2007535090A (ja) 2007-11-29
US20080239898A1 (en) 2008-10-02
CN1950889A (zh) 2007-04-18

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