DE60114485D1 - Fokussuchverfahren und optisches Plattengerät - Google Patents

Fokussuchverfahren und optisches Plattengerät

Info

Publication number
DE60114485D1
DE60114485D1 DE60114485T DE60114485T DE60114485D1 DE 60114485 D1 DE60114485 D1 DE 60114485D1 DE 60114485 T DE60114485 T DE 60114485T DE 60114485 T DE60114485 T DE 60114485T DE 60114485 D1 DE60114485 D1 DE 60114485D1
Authority
DE
Germany
Prior art keywords
optical disc
search method
disc apparatus
focus search
focus
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.)
Expired - Lifetime
Application number
DE60114485T
Other languages
English (en)
Other versions
DE60114485T2 (de
Inventor
Tomoaki Ryu
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE60114485D1 publication Critical patent/DE60114485D1/de
Publication of DE60114485T2 publication Critical patent/DE60114485T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • 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
DE60114485T 2000-02-25 2001-02-20 Fokussuchverfahren und optisches Plattengerät Expired - Lifetime DE60114485T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000049392 2000-02-25
JP2000049392A JP3726621B2 (ja) 2000-02-25 2000-02-25 フォーカス引き込み方法および光ディスク装置

Publications (2)

Publication Number Publication Date
DE60114485D1 true DE60114485D1 (de) 2005-12-08
DE60114485T2 DE60114485T2 (de) 2006-08-03

Family

ID=18571346

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60114485T Expired - Lifetime DE60114485T2 (de) 2000-02-25 2001-02-20 Fokussuchverfahren und optisches Plattengerät

Country Status (8)

Country Link
US (1) US6633522B2 (de)
EP (1) EP1128370B1 (de)
JP (1) JP3726621B2 (de)
KR (1) KR100431380B1 (de)
CN (1) CN1149550C (de)
DE (1) DE60114485T2 (de)
HK (1) HK1042584B (de)
TW (1) TW594705B (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002279654A (ja) * 2001-01-11 2002-09-27 Sony Computer Entertainment Inc 光ディスク装置、対物レンズ移動制御方法
JP2002208147A (ja) * 2001-01-15 2002-07-26 Funai Electric Co Ltd 光ピックアップのフォーカスサーボ装置
JP2003030861A (ja) * 2001-07-16 2003-01-31 Matsushita Electric Ind Co Ltd ディスクドライブ装置
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
TW541518B (en) * 2001-12-13 2003-07-11 Acer Labs Inc Method for controlling jump layer braking of CD drive
EP1587079A1 (de) * 2003-01-20 2005-10-19 Fujitsu Limited Optische speichereinrichtung und steuerverfahren
KR100520508B1 (ko) * 2003-09-27 2005-10-11 삼성전자주식회사 포커스 인입 장치 및 방법
JP2005108281A (ja) * 2003-09-29 2005-04-21 Sanyo Electric Co Ltd 光ディスク装置
US7558160B2 (en) * 2005-06-14 2009-07-07 Lsi Corporation Demodulation of a focusing error signal during a focus search for a lens focusing control in an optical disc system
JP2009500772A (ja) * 2005-06-30 2009-01-08 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 光ドライブシステムのフォーカス制御ループを徐々に閉じる方法
US20090180371A1 (en) * 2005-12-09 2009-07-16 Juil Lee Optical storage interface apparatus, method of controlling an optical storage interface
CN101022016B (zh) * 2006-02-16 2010-05-12 凌阳科技股份有限公司 一种跳层控制装置与方法
KR20080010051A (ko) * 2006-07-25 2008-01-30 삼성전자주식회사 광 디스크 드라이브 및 그 제어 방법
JP2009295211A (ja) * 2008-06-03 2009-12-17 Hitachi Ltd 光ディスク装置

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0276128A (ja) * 1988-09-13 1990-03-15 Pioneer Electron Corp フォーカスサーボ引込み方法
US5140576A (en) * 1989-11-10 1992-08-18 Matsushita Electric Industrial Co., Ltd. Method of and apparatus for setting focusing control into operation
JPH04146527A (ja) * 1990-10-08 1992-05-20 Canon Inc フォーカシング制御装置
JPH06103533B2 (ja) 1992-10-21 1994-12-14 インターナショナル・ビジネス・マシーンズ・コーポレイション フォーカス引き込み方法および光ディスク駆動装置
JPH07192275A (ja) * 1993-12-27 1995-07-28 Canon Inc 光学的情報記録再生装置
US5499231A (en) * 1994-11-15 1996-03-12 International Business Machines Corporation Optical disk drive with multiple data layer disk and system for focusing the optical beam
JPH08147762A (ja) * 1994-11-16 1996-06-07 Sony Corp 光ディスク及びその再生装置
CN1075222C (zh) * 1995-07-27 2001-11-21 松下电器产业株式会社 光盘装置
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
JP3546549B2 (ja) * 1995-08-04 2004-07-28 ソニー株式会社 光学式ディスク駆動装置および方法
KR100449458B1 (ko) * 1996-07-31 2004-09-21 도또리 상요 덴기 가부시끼가이샤 광 디스크 장치
JP3557846B2 (ja) * 1997-04-22 2004-08-25 ソニー株式会社 フォーカスサーボ装置及びフォーカスサーボ制御方法
JPH1173657A (ja) * 1997-06-27 1999-03-16 Pioneer Electron Corp フォーカス制御装置及び方法
JP3563239B2 (ja) * 1997-07-10 2004-09-08 パイオニア株式会社 フォーカス制御装置
JPH1139665A (ja) * 1997-07-15 1999-02-12 Pioneer Electron Corp 多層光記録媒体用フォーカス制御装置
JP3489780B2 (ja) * 1997-12-29 2004-01-26 株式会社東芝 フォーカスサーボ制御装置及びディスク再生装置
JP3689235B2 (ja) * 1997-11-28 2005-08-31 パイオニア株式会社 情報読取ビームの移送制御装置
JPH11353657A (ja) * 1998-06-10 1999-12-24 Sony Corp フォーカスサーボ制御装置

Also Published As

Publication number Publication date
HK1042584A1 (en) 2002-08-16
KR100431380B1 (ko) 2004-05-14
TW594705B (en) 2004-06-21
CN1327231A (zh) 2001-12-19
JP3726621B2 (ja) 2005-12-14
DE60114485T2 (de) 2006-08-03
US6633522B2 (en) 2003-10-14
HK1042584B (zh) 2005-03-04
EP1128370B1 (de) 2005-11-02
CN1149550C (zh) 2004-05-12
EP1128370A3 (de) 2003-04-09
JP2001243637A (ja) 2001-09-07
US20010017826A1 (en) 2001-08-30
KR20010085461A (ko) 2001-09-07
EP1128370A2 (de) 2001-08-29

Similar Documents

Publication Publication Date Title
DE60119881D1 (de) Optisches Abtastgerät und und Fokussierungssteuerungsverfahren
DE60222322D1 (de) Optisches Aufzeichungsmedium und Aufzeichnungsverfahren
DE60123884D1 (de) Fluoreszenzlichtbilddarstellungsmethode und dazugehöriges Gerät
DE60138698D1 (de) Optische wellenleiterlinse und herstellungsverfahren
DE60137298D1 (de) Verfahren zur Aberrationskorrektur und optisches Plattengerät
DE60037146D1 (de) Optisches Aufzeichnungsverfahren und Medium
DE60103957D1 (de) Unterscheidungsverfahren für optische Platten und Wiedergabegerät dazu
DE60239374D1 (de) Bildwiederauffindungsgerät und Bildwiederauffindungsverfahren
DE69739287D1 (de) Optisches aufzeichnungsverfahren und optisches aufzeichnungsgerät
DE60302378D1 (de) Optisches Aufzeichnungsmedium und zugehöriges Aufzeichnungsverfahren
DE69700222D1 (de) Optische Plattevorrichtung und Ersatzverarbeitungsverfahren
DE60230490D1 (de) Optisches aufzeichnungsverfahren, optische aufzeichnungsvorrichtung und optisches aufzeichnungsmedium
DE60114485D1 (de) Fokussuchverfahren und optisches Plattengerät
FI20031143A0 (fi) Optinen fokusointimenetelmä ja -järjestely
DE60229080D1 (de) Optisches Plattengerät und optisches Plattenaufzeichnungsverfahren
DE60134518D1 (de) Optisches Aufzeichnungsgerät, und Verfahren zur Laserleistungssteuerung dazu
DE60120844D1 (de) Aufzeichnungsverfahren und -Vorrichtung für optische Platte
DE60122215D1 (de) Optisches Aufzeichnungsgerät und Aufzeichnungsverfahren
DE60223693D1 (de) Standbild-erfassungseinrichtung und erfassungsverfahren
DE60118117D1 (de) Optische Abtastvorrichtung und optisches Abtastverfahren
DE60102733D1 (de) Optisches Plattengerät
DK1040470T3 (da) Optisk disk og apparat til scanning af den optiske disk
DE60142944D1 (de) Optische Plattengerät, Aufzeichnungsverfahren einer optischen Platte, und optische Platte
DE60129178D1 (de) Optisches Abtastgerät, Neigungserkennungsvorrichtung, Neigungserkennungsverfahren, und optisches Plattengerät
HK1082095A1 (en) Optical disk apparatus

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
R084 Declaration of willingness to licence

Ref document number: 1128370

Country of ref document: EP