BR9505203A - Disco óptico aparelho e processo de reprodução de discos ópticos - Google Patents

Disco óptico aparelho e processo de reprodução de discos ópticos

Info

Publication number
BR9505203A
BR9505203A BR9505203A BR9505203A BR9505203A BR 9505203 A BR9505203 A BR 9505203A BR 9505203 A BR9505203 A BR 9505203A BR 9505203 A BR9505203 A BR 9505203A BR 9505203 A BR9505203 A BR 9505203A
Authority
BR
Brazil
Prior art keywords
optical disc
recording layer
focus
drive circuit
recorded
Prior art date
Application number
BR9505203A
Other languages
English (en)
Inventor
Masanobu Nishikata
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of BR9505203A publication Critical patent/BR9505203A/pt

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
    • 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
    • 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
    • G11B7/08—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
    • G11B7/0945—Methods for initialising servos, start-up sequences
    • 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)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Holo Graphy (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Engine Equipment That Uses Special Cycles (AREA)
  • Television Signal Processing For Recording (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
BR9505203A 1994-11-16 1995-11-16 Disco óptico aparelho e processo de reprodução de discos ópticos BR9505203A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6306971A JPH08147762A (ja) 1994-11-16 1994-11-16 光ディスク及びその再生装置

Publications (1)

Publication Number Publication Date
BR9505203A true BR9505203A (pt) 1997-09-16

Family

ID=17963474

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9505203A BR9505203A (pt) 1994-11-16 1995-11-16 Disco óptico aparelho e processo de reprodução de discos ópticos

Country Status (13)

Country Link
US (1) US5793720A (pt)
EP (1) EP0713217B1 (pt)
JP (1) JPH08147762A (pt)
KR (1) KR100378243B1 (pt)
CN (1) CN1075652C (pt)
AT (1) ATE203621T1 (pt)
AU (1) AU708606B2 (pt)
BR (1) BR9505203A (pt)
CA (1) CA2162962C (pt)
DE (1) DE69521871T2 (pt)
ES (1) ES2158927T3 (pt)
MY (1) MY114108A (pt)
TW (2) TW287271B (pt)

Families Citing this family (35)

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JPH09509776A (ja) 1994-12-19 1997-09-30 フィリップス エレクトロニクス ネムローゼ フェンノートシャップ 多層記録媒体及びこの記録媒体を走査する装置
WO1997005605A2 (en) * 1995-07-31 1997-02-13 Philips Electronics N.V. Optical scanning apparatus for a multi-layer record carrier, including a focus control circuit
FR2742911B1 (fr) * 1995-12-21 1998-02-06 Thomson Csf Support d'enregistrement/lecture optique d'informations et procede d'enregistrement
JPH09326161A (ja) * 1996-06-06 1997-12-16 Kenwood Corp 光ディスク装置
EP1345215A3 (en) * 1996-07-10 2004-09-15 Hitachi, Ltd. Optical disc apparatus accessing method and system therefor
JPH10134360A (ja) * 1996-10-29 1998-05-22 Sony Corp 再生装置および方法
US20050058039A1 (en) * 1997-01-16 2005-03-17 Yasuo Kamatani Multi-standard optical disk and method and apparatus of reading from and recording to the disk
US5956304A (en) * 1997-08-15 1999-09-21 Cirrus Logic, Inc. Differential phase error detector using dual arm correlation for servo tracking in an optical disk storage device
US6246647B1 (en) * 1997-10-16 2001-06-12 Sony Corporation Optical disc apparatus, driving control method for objective lens, control method for optical head and recording/reproducing method for optical head
US6064529A (en) * 1998-07-02 2000-05-16 Optiteck, Inc. Spherical aberration correction using flying lens and method
US6256271B1 (en) 1999-01-12 2001-07-03 Siros Technologies, Inc. Focus error signal generation using two polarizers in confocal configuration
US6288986B1 (en) 1999-01-12 2001-09-11 Siros Technologies, Inc. Focus error signal generation using a birefringent plate with confocal detection
US6111828A (en) * 1999-01-12 2000-08-29 Siros Technologies, Inc. Focus error signal generation using confocally filtered detection
US6322933B1 (en) 1999-01-12 2001-11-27 Siros Technologies, Inc. Volumetric track definition for data storage media used to record data by selective alteration of a format hologram
US6269057B1 (en) 1999-01-12 2001-07-31 Siros Technologies, Inc. Focus error signal generation using a birefringent lens with confocal detection
DE60026706T2 (de) * 1999-06-28 2006-11-16 Sony Corp. Aufzeichnungs- und/oder wiedergabevorrichtung für optische platten und fokussierservosystem
US6512606B1 (en) 1999-07-29 2003-01-28 Siros Technologies, Inc. Optical storage media and method for optical data storage via local changes in reflectivity of a format grating
US6310850B1 (en) 1999-07-29 2001-10-30 Siros Technologies, Inc. Method and apparatus for optical data storage and/or retrieval by selective alteration of a holographic storage medium
US6322931B1 (en) 1999-07-29 2001-11-27 Siros Technologies, Inc. Method and apparatus for optical data storage using non-linear heating by excited state absorption for the alteration of pre-formatted holographic gratings
JP3726621B2 (ja) 2000-02-25 2005-12-14 三菱電機株式会社 フォーカス引き込み方法および光ディスク装置
KR100809788B1 (ko) 2000-11-06 2008-03-04 마츠시타 덴끼 산교 가부시키가이샤 광기록매체, 광기록매체 제조방법, 광기록매체 제조장치 및 매체
KR100892101B1 (ko) * 2001-07-26 2009-04-08 소니 가부시끼 가이샤 광디스크 기록 재생 장치와 그 포커스 처리 방법 및광디스크 기록 매체
CN100353431C (zh) * 2001-07-26 2007-12-05 索尼株式会社 光盘记录/再现装置、其聚焦方法、以及光盘记录介质
JP2003248942A (ja) * 2002-02-25 2003-09-05 Funai Electric Co Ltd 光ディスク装置
US20050213467A1 (en) 2002-12-17 2005-09-29 Yoshihiro Noda Optical recording medium, and recording/reading method and recording/reading apparatus for optical recording medium
JP2005032290A (ja) 2003-07-07 2005-02-03 Ricoh Co Ltd 情報記録媒体及び光ディスク装置
JP4424211B2 (ja) * 2004-04-09 2010-03-03 日本ビクター株式会社 情報記録媒体の記録方法及び記録装置
WO2006003978A1 (ja) * 2004-07-05 2006-01-12 Pioneer Corporation 情報記録媒体、情報記録装置、並びにコンピュータプログラム
JP3812584B1 (ja) * 2005-02-16 2006-08-23 三菱電機株式会社 光ディスク及び光ディスク装置
US8755258B2 (en) 2005-02-16 2014-06-17 Mitsubishi Electric Corporation Optical disc and optical disc device
EP1866917B1 (en) * 2005-03-31 2008-07-30 Koninklijke Philips Electronics N.V. A method for reproducing information from a plural layer optical information carrier
JP2008123618A (ja) * 2006-11-13 2008-05-29 Kenwood Corp 光ディスク再生装置、その球面収差補正値取得方法及びプログラム
JP2009181614A (ja) * 2008-01-29 2009-08-13 Sanyo Electric Co Ltd 光ディスクおよび光ディスク装置
JP5372864B2 (ja) 2009-08-18 2013-12-18 パナソニック株式会社 多層光ディスクおよび光ディスク装置
WO2013046256A1 (ja) * 2011-09-28 2013-04-04 日立コンシューマエレクトロニクス株式会社 光ディスク並びに光ディスク装置及び記録方法並びに層判別方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60226029A (ja) * 1984-04-24 1985-11-11 Sony Corp 光学式デイスク・プレ−ヤ
JPH0276128A (ja) * 1988-09-13 1990-03-15 Pioneer Electron Corp フォーカスサーボ引込み方法
US5303225A (en) * 1989-10-30 1994-04-12 Matsushita Electrical Industrial Co., Ltd. Multi-layered optical disk with track and layer identification
JPH04364229A (ja) * 1990-11-01 1992-12-16 Matsushita Electric Ind Co Ltd 光方式記録再生方法および記録媒体、光方式記録再生装置
NL9002841A (nl) * 1990-12-21 1992-07-16 Philips Nv Werkwijze en inrichting voor het langs optische weg inschrijven, uitlezen, en wissen van een meervlaks registratiedrager, en registratiedrager geschikt voor deze werkwijze en inrichting.
US5255262A (en) * 1991-06-04 1993-10-19 International Business Machines Corporation Multiple data surface optical data storage system with transmissive data surfaces

Also Published As

Publication number Publication date
AU3787395A (en) 1996-05-23
ATE203621T1 (de) 2001-08-15
KR100378243B1 (ko) 2003-12-11
DE69521871D1 (de) 2001-08-30
TW287271B (pt) 1996-10-01
DE69521871T2 (de) 2002-04-04
CN1135634A (zh) 1996-11-13
AU708606B2 (en) 1999-08-05
JPH08147762A (ja) 1996-06-07
CA2162962C (en) 2006-06-13
ES2158927T3 (es) 2001-09-16
MY114108A (en) 2002-08-30
CA2162962A1 (en) 1996-05-17
TW387271U (en) 2000-04-11
KR960019133A (ko) 1996-06-17
EP0713217B1 (en) 2001-07-25
US5793720A (en) 1998-08-11
EP0713217A3 (en) 1996-08-07
CN1075652C (zh) 2001-11-28
EP0713217A2 (en) 1996-05-22

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Legal Events

Date Code Title Description
FB34 Technical and formal requirements: requirement - article 34 of industrial property law
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 16/11/2015