HK1118937A1 - Method for reproducing optical disc signal, and optical disc device - Google Patents

Method for reproducing optical disc signal, and optical disc device

Info

Publication number
HK1118937A1
HK1118937A1 HK08110138.4A HK08110138A HK1118937A1 HK 1118937 A1 HK1118937 A1 HK 1118937A1 HK 08110138 A HK08110138 A HK 08110138A HK 1118937 A1 HK1118937 A1 HK 1118937A1
Authority
HK
Hong Kong
Prior art keywords
optical disc
signal
reproducing
disc device
reproducing optical
Prior art date
Application number
HK08110138.4A
Other languages
English (en)
Inventor
Toshiaki Iwanaga
Original Assignee
Nec 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 Nec Corp filed Critical Nec Corp
Publication of HK1118937A1 publication Critical patent/HK1118937A1/xx

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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—Reproducing
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/005—Reproducing
    • G11B7/0053—Reproducing non-user data, e.g. wobbled address, prepits, BCA
    • 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
    • G11B7/00718—Groove and land recording, i.e. user data recorded both in the grooves and on the lands
    • 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
    • G11B7/08—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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
HK08110138.4A 2005-08-01 2008-09-11 Method for reproducing optical disc signal, and optical disc device HK1118937A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005222861 2005-08-01
PCT/JP2006/315233 WO2007015492A1 (ja) 2005-08-01 2006-08-01 光ディスクの信号再生方法、及び、光ディスク装置

Publications (1)

Publication Number Publication Date
HK1118937A1 true HK1118937A1 (en) 2009-02-20

Family

ID=37708773

Family Applications (1)

Application Number Title Priority Date Filing Date
HK08110138.4A HK1118937A1 (en) 2005-08-01 2008-09-11 Method for reproducing optical disc signal, and optical disc device

Country Status (6)

Country Link
US (1) US20100157753A1 (ja)
EP (1) EP1912211B1 (ja)
JP (1) JP4775378B2 (ja)
DE (1) DE602006011472D1 (ja)
HK (1) HK1118937A1 (ja)
WO (1) WO2007015492A1 (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010073259A (ja) * 2008-09-18 2010-04-02 Nec Electronics Corp アドレス取得回路及びアドレス取得方法
JP6124186B2 (ja) * 2013-05-31 2017-05-10 パナソニックＩｐマネジメント株式会社 光ディスク媒体および光ディスク装置
JP6311711B2 (ja) * 2013-06-28 2018-04-18 ソニー株式会社 光媒体再生装置および光媒体再生方法
JP6167918B2 (ja) 2013-08-14 2017-07-26 ソニー株式会社 光媒体再生装置および光媒体再生方法
JP6428619B2 (ja) 2013-08-14 2018-11-28 ソニー株式会社 光媒体再生装置および光媒体再生方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62204433A (ja) * 1986-03-04 1987-09-09 Matsushita Electric Ind Co Ltd 光デイスク再生装置
JPH09274770A (ja) * 1996-04-03 1997-10-21 Matsushita Electric Ind Co Ltd 光ディスク再生装置及び再生方法
JP3845849B2 (ja) * 1996-10-18 2006-11-15 ソニー株式会社 記録装置および記録方法、並びに記録媒体
JP3410330B2 (ja) * 1997-04-15 2003-05-26 株式会社リコー 光ディスク装置及びその回転モータ制御装置
JP4078696B2 (ja) * 1997-11-28 2008-04-23 松下電器産業株式会社 記録許可判定装置及び情報記録装置
JP3075353B2 (ja) * 1998-04-17 2000-08-14 日本電気株式会社 情報記録再生装置および情報記録再生方法
JP3872235B2 (ja) * 1998-10-21 2007-01-24 パイオニア株式会社 プリピット検出装置
GB0026105D0 (en) * 2000-10-25 2000-12-13 Lsi Logic Europ Ltd Head detect configuration within a DVD-Ram read device and methods of acquiring and maintaining phase lock in a wobble phase lock loop
KR20030005361A (ko) * 2001-03-19 2003-01-17 코닌클리케 필립스 일렉트로닉스 엔.브이. 레코딩을 위해 레코딩 시작과 종료 위치가 시프트된 다층기록매체

Also Published As

Publication number Publication date
EP1912211B1 (en) 2009-12-30
WO2007015492A1 (ja) 2007-02-08
EP1912211A4 (en) 2009-02-04
JPWO2007015492A1 (ja) 2009-02-19
EP1912211A1 (en) 2008-04-16
DE602006011472D1 (de) 2010-02-11
JP4775378B2 (ja) 2011-09-21
US20100157753A1 (en) 2010-06-24

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20140801