DE69634616D1 - Objektivlinsenantriebsvorrichtung und optische Informationsaufzeichnungs-/-wiedergabevorrichtung - Google Patents

Objektivlinsenantriebsvorrichtung und optische Informationsaufzeichnungs-/-wiedergabevorrichtung

Info

Publication number
DE69634616D1
DE69634616D1 DE69634616T DE69634616T DE69634616D1 DE 69634616 D1 DE69634616 D1 DE 69634616D1 DE 69634616 T DE69634616 T DE 69634616T DE 69634616 T DE69634616 T DE 69634616T DE 69634616 D1 DE69634616 D1 DE 69634616D1
Authority
DE
Germany
Prior art keywords
objective lens
information recording
optical information
lens driving
driving 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.)
Expired - Lifetime
Application number
DE69634616T
Other languages
English (en)
Other versions
DE69634616T2 (de
Inventor
Keiji Nakamura
Masahisa Shinoda
Takeshi Utakouji
Norihiro Watanabe
Nobuo Takeshita
Hideaki Kobachi
Masaharu Ogawa
Eiji Yokoyama
Kouichi Komawaki
Kenjiro Kime
Mitoru Yabe
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
Priority claimed from JP3075095A external-priority patent/JPH08221779A/ja
Priority claimed from JP7146515A external-priority patent/JPH08339569A/ja
Priority claimed from JP7150411A external-priority patent/JPH097201A/ja
Priority claimed from JP32053495A external-priority patent/JP3768576B2/ja
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DE69634616D1 publication Critical patent/DE69634616D1/de
Publication of DE69634616T2 publication Critical patent/DE69634616T2/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
    • 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
    • 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
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • 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
    • G11B7/08—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
    • 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
    • G11B7/0925—Electromechanical actuators for lens positioning
    • G11B7/093—Electromechanical actuators for lens positioning for focusing and tracking
    • 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
    • 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
    • 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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1372—Lenses
    • G11B7/1374—Objective lenses
    • 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
    • G11B2007/0006—Recording, reproducing or erasing systems characterised by the structure or type of the carrier adapted for scanning different types of carrier, e.g. CD & DVD
    • 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
    • G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
    • G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
DE69634616T 1995-02-20 1996-02-08 Objektivlinsenantriebsvorrichtung und optische Informationsaufzeichnungs-/-wiedergabevorrichtung Expired - Lifetime DE69634616T2 (de)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP3075095A JPH08221779A (ja) 1995-02-20 1995-02-20 対物レンズ駆動装置及び光ヘッド装置
JP3075095 1995-02-20
JP7146515A JPH08339569A (ja) 1995-06-13 1995-06-13 光記録再生装置
JP14651595 1995-06-13
JP15041195 1995-06-16
JP7150411A JPH097201A (ja) 1995-06-16 1995-06-16 光ヘッド装置
JP32053495 1995-12-08
JP32053495A JP3768576B2 (ja) 1995-12-08 1995-12-08 対物レンズ駆動装置、光ヘッド装置及び光学式情報装置

Publications (2)

Publication Number Publication Date
DE69634616D1 true DE69634616D1 (de) 2005-05-19
DE69634616T2 DE69634616T2 (de) 2006-03-02

Family

ID=27459309

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69634616T Expired - Lifetime DE69634616T2 (de) 1995-02-20 1996-02-08 Objektivlinsenantriebsvorrichtung und optische Informationsaufzeichnungs-/-wiedergabevorrichtung
DE69625728T Expired - Lifetime DE69625728T2 (de) 1995-02-20 1996-02-08 Objektivlinsenantriebsvorrichtung und optische Informationsaufzeichnungs-/-wiedergabevorrichtung

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69625728T Expired - Lifetime DE69625728T2 (de) 1995-02-20 1996-02-08 Objektivlinsenantriebsvorrichtung und optische Informationsaufzeichnungs-/-wiedergabevorrichtung

Country Status (4)

Country Link
US (1) US5986984A (de)
EP (2) EP1111603B1 (de)
KR (1) KR100302931B1 (de)
DE (2) DE69634616T2 (de)

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KR100373673B1 (ko) * 1995-05-08 2003-05-09 산요 덴키 가부시키가이샤 광학기록·재생장치및광픽업
JP2725632B2 (ja) * 1995-05-24 1998-03-11 日本電気株式会社 光ヘッド装置
JPH09115178A (ja) * 1995-10-17 1997-05-02 Toshiba Corp 光ヘッド装置およびその製造方法
EP0773538B1 (de) * 1995-11-10 2003-05-02 Kabushiki Kaisha Toshiba Antriebsvorrichtung für Objektivlinse
US5966354A (en) * 1995-11-10 1999-10-12 Kabushiki Kaisha Toshiba Drive apparatus for objective lens
EP0783119B1 (de) * 1995-12-27 2000-07-05 Sony Corporation Zweiachsige Positioniereinrichtung und Gerät für optische Platten
JP2871574B2 (ja) * 1996-01-19 1999-03-17 日本電気株式会社 対物レンズアクチュエータ装置
JPH09204676A (ja) * 1996-01-24 1997-08-05 Sony Corp 光学ピックアップ及び光ディスク装置
TW453493U (en) * 1996-02-13 2001-09-01 Tokyo Shibaura Electric Co Reproducing device of optical disk
JPH09288835A (ja) * 1996-02-23 1997-11-04 Matsushita Electric Ind Co Ltd 対物レンズ駆動装置
US6016301A (en) * 1996-04-01 2000-01-18 Sony Corporation Optical pickup device and optical disc reproducing apparatus
KR100298825B1 (ko) 1996-08-19 2001-10-26 하시모토 야스고로 대물 렌즈 구동 장치 및 이를 이용한 광디스크 장치
EP1139342B1 (de) * 1996-09-25 2004-03-03 Victor Company Of Japan, Ltd. Gerät zur Festlegung des Typs einer Platte, Gerät zur Wiedergabe einer optischen Platte
JPH10188458A (ja) * 1996-10-31 1998-07-21 Toshiba Corp ディスク種別判別方法及びその装置
KR100227744B1 (ko) * 1996-12-30 1999-11-01 전주범 광픽업 장치
WO1998034222A2 (en) * 1997-01-30 1998-08-06 Koninklijke Philips Electronics N.V. Scanning device for optical discs
CN1220757A (zh) * 1997-01-30 1999-06-23 皇家菲利浦电子有限公司 光盘的扫描装置
US5856964A (en) * 1997-04-15 1999-01-05 Eastman Kodak Company Multihead optical disc drives with direct reading after writing operation
JP3541617B2 (ja) * 1997-04-23 2004-07-14 日本ビクター株式会社 光学式ディスク装置
US6147954A (en) * 1997-05-22 2000-11-14 Kabushiki Kaisha Toshiba Optical characteristics switching mechanism optical head and optical apparatus
JPH1166712A (ja) * 1997-08-26 1999-03-09 Sanyo Electric Co Ltd ディスク判別方法
JP3547000B2 (ja) * 2000-05-30 2004-07-28 シャープ株式会社 光ピックアップ装置
TWI244619B (en) * 2001-03-23 2005-12-01 Ibm Data read/write systems
KR100416546B1 (ko) * 2001-06-22 2004-02-05 삼성전자주식회사 광디스크 판별 방법 및 그를 적용한 광디스크 시스템
KR100438701B1 (ko) * 2001-09-17 2004-07-05 삼성전자주식회사 호환형 광픽업 및 그 광축을 맞추기 위한 조정방법
KR100636127B1 (ko) * 2001-12-01 2006-10-19 삼성전자주식회사 광픽업용 액츄에이터
US7458086B2 (en) 2001-12-01 2008-11-25 Samsung Electronics Co., Ltd. Actuator used with an optical pickup
JP2004103189A (ja) * 2002-09-13 2004-04-02 Hitachi Ltd 光ピックアップ装置及び光ディスク装置
JP2004319051A (ja) * 2003-04-21 2004-11-11 Pioneer Electronic Corp 情報再生装置及び方法等
WO2004105006A1 (ja) * 2003-05-20 2004-12-02 Matsushita Electric Industrial Co., Ltd. 光ディスク装置および情報記録再生方法
JP2004348819A (ja) * 2003-05-21 2004-12-09 Sankyo Seiki Mfg Co Ltd 光ヘッド装置およびコイル製造装置
JP4431142B2 (ja) * 2004-04-22 2010-03-10 パナソニック株式会社 光ヘッド装置および光情報装置
JP2006031902A (ja) 2004-07-21 2006-02-02 Sony Corp 集光光学系、これを用いた光学ピックアップ装置及び光記録再生装置
TWI277082B (en) * 2005-04-26 2007-03-21 Lite On It Corp Optical storage and reading apparatus
JP2007026507A (ja) * 2005-07-14 2007-02-01 Matsushita Electric Ind Co Ltd 光ピックアップ装置
JP2007059041A (ja) * 2005-07-25 2007-03-08 Sharp Corp レンズ駆動装置及び光ピックアップ装置
US8171506B2 (en) * 2005-08-18 2012-05-01 Mitsubishi Electric Corporation Optical-system driving device effecting switchover between objective lenses for achieving focal spots
JP4258542B2 (ja) 2006-09-13 2009-04-30 船井電機株式会社 光ディスク装置及び対物レンズの種類判別方法
EP1933310A1 (de) * 2006-12-13 2008-06-18 Deutsche Thomson OHG Vorbelichtung und Härtung eines lichtempfindlichen Materials zur Speicherung optischer Daten
US7701812B2 (en) * 2007-02-08 2010-04-20 Mitsubishi Electric Corporation Optical element driving apparatus
CN107813616B (zh) * 2017-10-10 2019-06-07 歌尔股份有限公司 回转式多面打标装置
CN114101905B (zh) * 2021-12-01 2022-06-14 深圳市紫宸激光设备有限公司 一种光源可调的激光焊接设备

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JPS6194246A (ja) * 1984-10-15 1986-05-13 Sony Corp 光学式ヘッドのトラッキング誤差検出方法
JPS61180935A (ja) * 1985-02-06 1986-08-13 Matsushita Electric Ind Co Ltd 光学的信号記録再生装置
JPS62141646A (ja) * 1985-12-17 1987-06-25 Seiko Instr & Electronics Ltd 対物レンズ駆動装置
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JPH05144075A (ja) * 1991-11-22 1993-06-11 Sony Corp 光デイスク用光学式ヘツド
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JP2532818B2 (ja) * 1993-02-01 1996-09-11 松下電器産業株式会社 対物レンズおよび光ヘッド装置
JPH06333255A (ja) * 1993-05-25 1994-12-02 Matsushita Electric Ind Co Ltd 光ヘッド装置
JPH0737259A (ja) * 1993-07-23 1995-02-07 Ricoh Co Ltd 光ディスク装置の構成方法
US5729510A (en) * 1994-01-19 1998-03-17 Kabushiki Kaisha Toshiba Optical head used for recording on optical recording medium having various thicknesses, warpage and the like
JP3519804B2 (ja) * 1994-11-10 2004-04-19 オリンパス株式会社 光ピックアップ装置

Also Published As

Publication number Publication date
EP0727776A1 (de) 1996-08-21
EP1111603A1 (de) 2001-06-27
EP0727776B1 (de) 2003-01-15
KR100302931B1 (ko) 2001-11-22
DE69634616T2 (de) 2006-03-02
KR960032343A (ko) 1996-09-17
DE69625728T2 (de) 2003-10-23
EP1111603B1 (de) 2005-04-13
US5986984A (en) 1999-11-16
DE69625728D1 (de) 2003-02-20

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