DE602005026278D1 - Mehrschichtiges informationsaufzeichnungsmedium, informationsaufzeichnungsvorrichtung und informationswiedergabevorrichtung - Google Patents

Mehrschichtiges informationsaufzeichnungsmedium, informationsaufzeichnungsvorrichtung und informationswiedergabevorrichtung

Info

Publication number
DE602005026278D1
DE602005026278D1 DE602005026278T DE602005026278T DE602005026278D1 DE 602005026278 D1 DE602005026278 D1 DE 602005026278D1 DE 602005026278 T DE602005026278 T DE 602005026278T DE 602005026278 T DE602005026278 T DE 602005026278T DE 602005026278 D1 DE602005026278 D1 DE 602005026278D1
Authority
DE
Germany
Prior art keywords
information recording
information
multilayer
recording medium
playing device
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.)
Active
Application number
DE602005026278T
Other languages
English (en)
Inventor
Tetsuya Ogata
Kenya Yokoi
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of DE602005026278D1 publication Critical patent/DE602005026278D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/08505—Methods for track change, selection or preliminary positioning by moving the head
    • G11B7/08511—Methods for track change, selection or preliminary positioning by moving the head with focus pull-in only
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2403—Layers; Shape, structure or physical properties thereof
    • G11B7/24035—Recording layers
    • G11B7/24038—Multiple laminated recording layers
    • 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
    • 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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24073—Tracks
    • G11B7/24079—Width or depth
DE602005026278T 2004-05-25 2005-05-23 Mehrschichtiges informationsaufzeichnungsmedium, informationsaufzeichnungsvorrichtung und informationswiedergabevorrichtung Active DE602005026278D1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2004154629 2004-05-25
JP2005062091A JP4515292B2 (ja) 2004-05-25 2005-03-07 情報記録装置および情報再生装置
PCT/JP2005/009377 WO2005117005A1 (ja) 2004-05-25 2005-05-23 多層情報記録媒体、情報記録装置、および情報再生装置

Publications (1)

Publication Number Publication Date
DE602005026278D1 true DE602005026278D1 (de) 2011-03-24

Family

ID=35451100

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005026278T Active DE602005026278D1 (de) 2004-05-25 2005-05-23 Mehrschichtiges informationsaufzeichnungsmedium, informationsaufzeichnungsvorrichtung und informationswiedergabevorrichtung

Country Status (6)

Country Link
US (1) US7924676B2 (de)
EP (1) EP1752979B1 (de)
JP (1) JP4515292B2 (de)
CN (1) CN1957405B (de)
DE (1) DE602005026278D1 (de)
WO (1) WO2005117005A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5040028B2 (ja) * 2007-12-05 2012-10-03 株式会社リコー 多層情報記録媒体・層判別方法
JP5617561B2 (ja) 2010-11-25 2014-11-05 株式会社リコー 撮像装置
US9633688B2 (en) * 2013-07-16 2017-04-25 Sharp Kabushiki Kaisha Reproducing device

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2895150B2 (ja) 1990-03-16 1999-05-24 シチズン時計株式会社 光学装置
US5677903A (en) * 1991-03-25 1997-10-14 U.S. Phillips Corporation Multi-layer information storage system with improved aberration correction
US5157555A (en) 1991-12-04 1992-10-20 General Electric Company Apparatus for adjustable correction of spherical aberration
US5726970A (en) 1995-03-20 1998-03-10 Sony Corporation Multi-layer optical recording medium
US5764619A (en) * 1995-04-07 1998-06-09 Matsushita Electric Industrial Co., Ltd. Optical recording medium having two separate recording layers
CN1088235C (zh) * 1995-09-08 2002-07-24 皇家菲利浦电子有限公司 光学多层信息载体
US5974009A (en) * 1996-10-29 1999-10-26 Kabushiki Kaisha Toshiba Focus control device and method for use in multilayer optical disk reproduction system
KR19980064133A (ko) 1996-12-16 1998-10-07 히라이가즈히꼬 광 기록 매체
JPH10269630A (ja) * 1997-03-27 1998-10-09 Toray Ind Inc 光記録媒体
US5959961A (en) * 1997-02-19 1999-09-28 Nec Corporation Optical recording medium having multiple recording layers and method for recording and reproducing thereof
JP3658489B2 (ja) * 1997-06-19 2005-06-08 パイオニア株式会社 多層情報記録媒体及びその再生装置
JPH11328735A (ja) * 1998-05-13 1999-11-30 Sony Corp 光ディスクとこれを利用した光学ピックアップ
US6175548B1 (en) * 1998-06-29 2001-01-16 Sony Corporation Optical recording medium and optical recording and reproducing apparatus
US6738322B2 (en) * 1999-07-29 2004-05-18 Research Investment Network, Inc. Optical data storage system with focus and tracking error correction
JP2001176117A (ja) * 1999-12-15 2001-06-29 Olympus Optical Co Ltd 光ピックアップ装置
JP2001216655A (ja) * 2000-02-02 2001-08-10 Sony Corp 光記録媒体、光記録媒体製造用原盤及び記録再生方法
JP2002352469A (ja) 2001-05-25 2002-12-06 Pioneer Electronic Corp 多層情報記録媒体及び情報記録再生装置
US6738324B2 (en) * 2001-05-29 2004-05-18 Matsushita Electric Industrial Co. Recording and/or reproduction apparatus
JP2003091822A (ja) 2001-09-20 2003-03-28 Ricoh Co Ltd 光情報記録方法、光情報記録装置および光情報記録媒体
JPWO2003065359A1 (ja) 2002-02-01 2005-05-26 ソニー株式会社 光記録媒体
JP2003281779A (ja) 2002-03-22 2003-10-03 Hitachi Ltd 光学的情報記録媒体およびそれを用いる光学的情報記録再生装置
US20030214898A1 (en) 2002-04-15 2003-11-20 Tetsuya Ogata Optical pickup device and optical disk drive using the same
JP4295474B2 (ja) 2002-05-24 2009-07-15 ソニー株式会社 ディスク記録媒体、ディスクドライブ装置、ディスク製造方法
JP2004079071A (ja) * 2002-08-16 2004-03-11 Pioneer Electronic Corp 光記録媒体及び光記録方法
JP3799318B2 (ja) * 2002-10-22 2006-07-19 株式会社日立製作所 光ピックアップおよびそれを用いた光学的情報記録装置または再生装置
US7729226B2 (en) 2003-10-06 2010-06-01 Ricoh Company, Ltd. Wavefront aberration compensation element, optical pickup, and optical disk apparatus
JP4313648B2 (ja) * 2003-11-05 2009-08-12 Ｔｄｋ株式会社 光記録媒体及びその製造方法
US7738340B2 (en) 2003-11-27 2010-06-15 Ricoh Company, Ltd. Optical disk apparatus with aberration correcting part, and optical disk
JP4584265B2 (ja) * 2004-11-15 2010-11-17 パナソニック株式会社 情報記録媒体及び光学情報記録再生装置

Also Published As

Publication number Publication date
EP1752979B1 (de) 2011-02-09
US7924676B2 (en) 2011-04-12
EP1752979A4 (de) 2009-02-18
JP4515292B2 (ja) 2010-07-28
CN1957405B (zh) 2010-06-16
EP1752979A1 (de) 2007-02-14
JP2006012383A (ja) 2006-01-12
US20070230308A1 (en) 2007-10-04
WO2005117005A1 (ja) 2005-12-08
CN1957405A (zh) 2007-05-02

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