CN101438347A - 改进的从多层光盘进行的信息读/写 - Google Patents

改进的从多层光盘进行的信息读/写 Download PDF

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Publication number
CN101438347A
CN101438347A CNA2007800162057A CN200780016205A CN101438347A CN 101438347 A CN101438347 A CN 101438347A CN A2007800162057 A CNA2007800162057 A CN A2007800162057A CN 200780016205 A CN200780016205 A CN 200780016205A CN 101438347 A CN101438347 A CN 101438347A
Authority
CN
China
Prior art keywords
luminous point
spot
following
follow
photodetector
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.)
Pending
Application number
CNA2007800162057A
Other languages
English (en)
Chinese (zh)
Inventor
S·斯塔林加
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke 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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of CN101438347A publication Critical patent/CN101438347A/zh
Pending legal-status Critical Current

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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
    • G11B7/08—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
    • G11B7/0901—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 for track following only
    • G11B7/0903—Multi-beam tracking systems
    • 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
    • G11B2007/0003—Recording, reproducing or erasing systems characterised by the structure or type of the carrier
    • G11B2007/0009—Recording, reproducing or erasing systems characterised by the structure or type of the carrier for carriers having data stored in three dimensions, e.g. volume storage
    • G11B2007/0013—Recording, reproducing or erasing systems characterised by the structure or type of the carrier for carriers having data stored in three dimensions, e.g. volume storage for carriers having multiple discrete layers

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
CNA2007800162057A 2006-05-05 2007-04-23 改进的从多层光盘进行的信息读/写 Pending CN101438347A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP06113578 2006-05-05
EP06113578.6 2006-05-05

Publications (1)

Publication Number Publication Date
CN101438347A true CN101438347A (zh) 2009-05-20

Family

ID=38335766

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2007800162057A Pending CN101438347A (zh) 2006-05-05 2007-04-23 改进的从多层光盘进行的信息读/写

Country Status (5)

Country Link
JP (1) JP2009536421A (ru)
CN (1) CN101438347A (ru)
RU (1) RU2008147881A (ru)
TW (1) TW200818162A (ru)
WO (1) WO2007129238A1 (ru)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008047177A (ja) * 2006-08-11 2008-02-28 Victor Co Of Japan Ltd 光ピックアップ装置
JP2013084329A (ja) * 2011-09-29 2013-05-09 Panasonic Corp 光ピックアップ装置および光記録再生装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100433600B1 (ko) * 1994-08-23 2004-11-09 코닌클리케 필립스 일렉트로닉스 엔.브이. 다층정보기억시스템
JP2003162832A (ja) * 2001-09-14 2003-06-06 Matsushita Electric Ind Co Ltd 光ピックアップヘッド装置、情報記録再生装置、及び情報記録方法
JP2005317118A (ja) * 2004-04-28 2005-11-10 Sankyo Seiki Mfg Co Ltd 光ヘッド装置
JP2006244535A (ja) * 2005-02-28 2006-09-14 Toshiba Corp 光ヘッド装置および光ディスク装置

Also Published As

Publication number Publication date
RU2008147881A (ru) 2010-06-10
TW200818162A (en) 2008-04-16
WO2007129238A1 (en) 2007-11-15
JP2009536421A (ja) 2009-10-08

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication