DE69801198T2 - Objektivlinsenantriebsvorrichtung für optische Abtasteinheit - Google Patents

Objektivlinsenantriebsvorrichtung für optische Abtasteinheit

Info

Publication number
DE69801198T2
DE69801198T2 DE69801198T DE69801198T DE69801198T2 DE 69801198 T2 DE69801198 T2 DE 69801198T2 DE 69801198 T DE69801198 T DE 69801198T DE 69801198 T DE69801198 T DE 69801198T DE 69801198 T2 DE69801198 T2 DE 69801198T2
Authority
DE
Germany
Prior art keywords
drive device
objective lens
optical scanning
scanning unit
lens drive
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
DE69801198T
Other languages
English (en)
Other versions
DE69801198T3 (de
DE69801198D1 (de
Inventor
Jung-Kook Bae
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=19508797&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69801198(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Application granted granted Critical
Publication of DE69801198D1 publication Critical patent/DE69801198D1/de
Publication of DE69801198T2 publication Critical patent/DE69801198T2/de
Publication of DE69801198T3 publication Critical patent/DE69801198T3/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
    • G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
    • G11B33/12—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules
    • G11B33/121—Disposition of constructional parts in the apparatus, e.g. of power supply, of modules the apparatus comprising a single recording/reproducing device
    • G11B33/122—Arrangements for providing electrical connections, e.g. connectors, cables, switches
    • 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
    • G11B7/0933—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
    • G11B7/08—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
DE69801198T 1997-08-27 1998-04-28 Objektivlinsenantriebsvorrichtung für optische Abtasteinheit Expired - Lifetime DE69801198T3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR2019970023396U KR200168981Y1 (ko) 1997-08-27 1997-08-27 광픽업의 대물렌즈 구동장치
KR9723396 1997-08-27

Publications (3)

Publication Number Publication Date
DE69801198D1 DE69801198D1 (de) 2001-08-30
DE69801198T2 true DE69801198T2 (de) 2002-01-31
DE69801198T3 DE69801198T3 (de) 2009-05-14

Family

ID=19508797

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69801198T Expired - Lifetime DE69801198T3 (de) 1997-08-27 1998-04-28 Objektivlinsenantriebsvorrichtung für optische Abtasteinheit

Country Status (6)

Country Link
US (1) US5926327A (de)
EP (1) EP0902423B2 (de)
JP (1) JPH1173664A (de)
KR (1) KR200168981Y1 (de)
CN (1) CN1123872C (de)
DE (1) DE69801198T3 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6181670B1 (en) * 1997-01-31 2001-01-30 Kabushiki Kaisha Toshiba Objective lens mounting apparatus and objective lens driving apparatus
US6341104B1 (en) * 1998-08-03 2002-01-22 Matsushita Electric Industrial Co., Ltd. Optical pickup apparatus of tilt control type
KR100344586B1 (ko) 1998-11-18 2002-10-31 삼성전자 주식회사 픽업엑추에이터
JP2000353330A (ja) 1999-06-11 2000-12-19 Sony Corp 対物レンズ駆動装置
JP3710038B2 (ja) * 1999-07-02 2005-10-26 株式会社リコー レンズアクチュエータ及び光ディスク記録再生装置
EP1583086A3 (de) * 1999-09-21 2006-04-26 Matsushita Electric Industrial Co., Ltd. Optischer Lesekopf mit verbesserten optischen Eigenschaften und ein Verfahren zur Herstellung des optischen Lesekopfes
JP2001110072A (ja) * 1999-10-12 2001-04-20 Sony Corp 光学ピックアップ
KR20010064031A (ko) * 1999-12-24 2001-07-09 윤종용 광픽업 조립체
JP2002260255A (ja) * 2001-02-28 2002-09-13 Sony Corp 対物レンズ駆動装置及び光学ピックアップ装置
JP2003006902A (ja) * 2001-06-18 2003-01-10 Sony Corp 光ピックアップ
KR100486267B1 (ko) * 2002-10-02 2005-05-03 삼성전자주식회사 광픽업 액츄에이터 및 그를 채용한 광디스크 드라이브
JP2005251295A (ja) * 2004-03-04 2005-09-15 Funai Electric Co Ltd 光ピックアップ
JP3849697B2 (ja) * 2004-06-17 2006-11-22 船井電機株式会社 光ピックアップ
CN100350472C (zh) * 2004-08-20 2007-11-21 上海乐金广电电子有限公司 近场光存储读取设备
EP1939865A1 (de) * 2006-12-28 2008-07-02 Deutsche Thomson OHG Lesekopf für den Zugang zu beweglichen Speichermedien und Laufwerk mit dem Lesekopf
EP1939866B1 (de) * 2006-12-28 2010-02-10 Thomson Licensing Lesekopf für den Zugang zu beweglichen Speichermedien und Laufwerk mit dem Lesekopf
JP4654214B2 (ja) * 2007-04-11 2011-03-16 株式会社日立メディアエレクトロニクス 光ピックアップとその製造方法
CN110082882B (zh) * 2018-01-25 2022-07-26 台湾东电化股份有限公司 光学系统及其组装方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6095735A (ja) * 1983-10-31 1985-05-29 Hitachi Ltd 対物レンズ駆動装置
JPS60239939A (ja) * 1984-05-14 1985-11-28 Hitachi Ltd 対物レンズ駆動装置
JP2798719B2 (ja) * 1989-08-15 1998-09-17 オリンパス光学工業株式会社 光学系支持装置
NL9001492A (nl) † 1990-06-29 1992-01-16 Philips Nv Electro-optische aftastinrichting, alsmede optische speler voorzien van de aftastinrichting.
JPH0696458A (ja) * 1992-07-28 1994-04-08 Asahi Optical Co Ltd 光学式情報記録再生装置の対物レンズ電磁駆動装置
JP3208751B2 (ja) * 1993-03-23 2001-09-17 ソニー株式会社 光学ピックアップ
JP3319481B2 (ja) * 1993-12-22 2002-09-03 ソニー株式会社 対物レンズ駆動装置及びこれを利用した光ディスク装置
JP2833464B2 (ja) * 1994-02-14 1998-12-09 日本電気株式会社 対物レンズアクチュエータおよびその製造方法
KR0162576B1 (ko) * 1994-04-29 1999-01-15 배순훈 광디스크플레이어용 광픽업엑츄에이터
JPH08147730A (ja) † 1994-11-21 1996-06-07 Matsushita Electric Ind Co Ltd 光ピックアップのアクチュエータ装置

Also Published As

Publication number Publication date
CN1123872C (zh) 2003-10-08
JPH1173664A (ja) 1999-03-16
EP0902423A3 (de) 1999-05-19
DE69801198T3 (de) 2009-05-14
EP0902423A2 (de) 1999-03-17
KR200168981Y1 (ko) 2000-02-01
CN1209623A (zh) 1999-03-03
US5926327A (en) 1999-07-20
EP0902423B1 (de) 2001-07-25
KR19990010087U (ko) 1999-03-15
DE69801198D1 (de) 2001-08-30
EP0902423B2 (de) 2008-10-29

Similar Documents

Publication Publication Date Title
DE69801198T2 (de) Objektivlinsenantriebsvorrichtung für optische Abtasteinheit
DE69831363T2 (de) Optische Abtastvorrichtung
DE69734251D1 (de) Optische Beleuchtungsvorrichtung für Projektionsanzeigevorrichtung
DE69628268D1 (de) Dämpfer für Antriebsvorrichtung für optische Platten
DE69632445D1 (de) Optische Abtastvorrichtung mit zwei Objektivlinsen
DE69840429D1 (de) Optische Abtastvorrichtung
DE69932563D1 (de) Optische Abtastvorrichtung
DE69834003D1 (de) Optische Abtastvorrichtung
DE69732278D1 (de) Optische Faserlaservorrichtung
DE69728311D1 (de) Antriebseinheit für Objectivlinse
DE69720907D1 (de) Antrieb für Zoomobjektiv
DE69930584D1 (de) Optische Abtastvorrichtung
DE69627784D1 (de) Antriebsvorrichtung für Objektivlinse
DE69717689D1 (de) Kondensorlinse für optische Platten
DE69512098D1 (de) Staubdichte Struktur für eine optische Abtasteinheit
DE69421264D1 (de) Optische Plattenantriebseinheit
DE60015056D1 (de) Objektivlinse für hochdichte optische Fokussierung, und optische Abtastvorrichtung dafür
DE69635772D1 (de) Regeleinrichtung für optische Abtastvorrichtung
DE69427449T2 (de) Kollimationslinse für optisches Abtastgerät
DE69627962D1 (de) Antriebsvorrichtung für Objektivlinse
DE29608877U1 (de) Halterung für optische Linsen
DE69841715D1 (de) Optische Abtastvorrichtung
DE60311042D1 (de) Objektivlinsenantriebsgerät für optisches Abtastgerät
DE69924196D1 (de) Optische Abtastvorrichtung
DE69838446D1 (de) Justierbare Halterung für optische Bauteile

Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings