FR2763737B1 - Appareil pour actionner un lecteur optique - Google Patents

Appareil pour actionner un lecteur optique

Info

Publication number
FR2763737B1
FR2763737B1 FR9802444A FR9802444A FR2763737B1 FR 2763737 B1 FR2763737 B1 FR 2763737B1 FR 9802444 A FR9802444 A FR 9802444A FR 9802444 A FR9802444 A FR 9802444A FR 2763737 B1 FR2763737 B1 FR 2763737B1
Authority
FR
France
Prior art keywords
operating
optical reader
reader
optical
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 - Fee Related
Application number
FR9802444A
Other languages
English (en)
Other versions
FR2763737A1 (fr
Inventor
Kwang Suk Lee
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.)
WiniaDaewoo Co Ltd
Original Assignee
Daewoo Electronics 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 Daewoo Electronics Co Ltd filed Critical Daewoo Electronics Co Ltd
Publication of FR2763737A1 publication Critical patent/FR2763737A1/fr
Application granted granted Critical
Publication of FR2763737B1 publication Critical patent/FR2763737B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • G11B7/0935—Details of the moving parts
    • 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
    • G11B7/08—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
    • G11B7/0932—Details of sprung supports
    • 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
    • G11B7/0933—Details of stationary parts
    • 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
    • G11B7/22—Apparatus or processes for the manufacture of optical heads, e.g. assembly
FR9802444A 1997-02-28 1998-02-27 Appareil pour actionner un lecteur optique Expired - Fee Related FR2763737B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019970006526A KR100220520B1 (ko) 1997-02-28 1997-02-28 광픽업 액츄에이터

Publications (2)

Publication Number Publication Date
FR2763737A1 FR2763737A1 (fr) 1998-11-27
FR2763737B1 true FR2763737B1 (fr) 1999-12-10

Family

ID=19498340

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9802444A Expired - Fee Related FR2763737B1 (fr) 1997-02-28 1998-02-27 Appareil pour actionner un lecteur optique

Country Status (6)

Country Link
US (1) US6034940A (fr)
JP (1) JPH10334493A (fr)
KR (1) KR100220520B1 (fr)
CN (1) CN1193162A (fr)
FR (1) FR2763737B1 (fr)
NL (1) NL1008436C2 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1095374A1 (fr) * 1999-05-07 2001-05-02 Koninklijke Philips Electronics N.V. Lecteur optique comprenant une bobine d'organe de commande presentant une incurvation
JP2000353330A (ja) * 1999-06-11 2000-12-19 Sony Corp 対物レンズ駆動装置
KR100633201B1 (ko) * 1999-12-23 2006-10-11 엘지전자 주식회사 광픽업용 엑츄에이터
JP3727826B2 (ja) 2000-05-08 2005-12-21 アルパイン株式会社 光学式ピックアップ
US6731572B2 (en) * 2001-04-12 2004-05-04 Samsung Electronics Co., Ltd. Optical pickup actuator, optical pickup employing the optical pickup actuator, and optical recording and/or reproducing apparatus employing the optical pickup
JP2003242671A (ja) * 2002-02-15 2003-08-29 Sanyo Electric Co Ltd アクチュエータのサスペンション架設装置
JP2004022076A (ja) * 2002-06-17 2004-01-22 Funai Electric Co Ltd 光学式ピックアップ装置
JP3661189B2 (ja) * 2003-01-23 2005-06-15 船井電機株式会社 光ピックアップ
KR100555527B1 (ko) * 2003-11-13 2006-03-03 삼성전자주식회사 고감도 광픽업 액츄에이터 및 이를 채용한 광 기록및/또는 재생기기
KR100515004B1 (ko) * 2003-12-16 2005-09-15 삼성전기주식회사 광 픽업 액추에이터
JP4537126B2 (ja) * 2004-06-16 2010-09-01 株式会社日立メディアエレクトロニクス 対物レンズ駆動装置および光ディスク装置
KR100674296B1 (ko) 2005-11-14 2007-01-24 삼성전기주식회사 모바일용 액츄에이터
KR101210165B1 (ko) * 2006-12-13 2012-12-07 엘지이노텍 주식회사 렌즈 구동용 모터
CN103269144B (zh) 2006-12-13 2016-12-28 Lg伊诺特有限公司 镜头驱动装置
JP5314733B2 (ja) * 2011-07-05 2013-10-16 株式会社日立メディアエレクトロニクス 光ピックアップおよびそれを用いたディスク装置
JP5439452B2 (ja) * 2011-09-30 2014-03-12 株式会社日立メディアエレクトロニクス 光ピックアップ

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0266739A (ja) * 1988-09-01 1990-03-06 Pioneer Electron Corp 光学式ビックアップ装置
JPH02203431A (ja) * 1989-02-02 1990-08-13 Teac Corp 対物レンズ駆動装置及びその製造方法
US5182738A (en) * 1989-11-10 1993-01-26 Canon Kabushiki Kaisha Objective lens actuator using a balance weight therein
JPH05101423A (ja) * 1991-10-08 1993-04-23 Pioneer Electron Corp 光学式記録媒体のピツクアツプ装置
KR0162576B1 (ko) * 1994-04-29 1999-01-15 배순훈 광디스크플레이어용 광픽업엑츄에이터
JPH0877584A (ja) * 1994-08-31 1996-03-22 Pioneer Electron Corp 対物レンズ駆動装置
KR970011821B1 (ko) * 1994-11-17 1997-07-16 대우전자 주식회사 광디스크플레이어의 광픽업액츄에이터
US5878017A (en) * 1995-01-23 1999-03-02 Olympus Optical Company, Ltd. Optical recording and/or reproducing apparatus having objective lens adjusting mechanism
JPH0916990A (ja) * 1995-06-28 1997-01-17 Sony Corp ２軸アクチュエータ
JPH0935930A (ja) * 1995-07-20 1997-02-07 Funai Electric Co Ltd コイル取付機構
JP2576441B2 (ja) * 1995-10-30 1997-01-29 ソニー株式会社 ディスクプレーヤの光学ヘッド装置

Also Published As

Publication number Publication date
NL1008436C2 (nl) 1998-12-29
JPH10334493A (ja) 1998-12-18
NL1008436A1 (nl) 1998-08-31
CN1193162A (zh) 1998-09-16
US6034940A (en) 2000-03-07
FR2763737A1 (fr) 1998-11-27
KR100220520B1 (ko) 1999-09-15
KR19980069455A (ko) 1998-10-26

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Legal Events

Date Code Title Description
ST Notification of lapse