DE60311042D1 - Objektivlinsenantriebsgerät für optisches Abtastgerät - Google Patents

Objektivlinsenantriebsgerät für optisches Abtastgerät

Info

Publication number
DE60311042D1
DE60311042D1 DE60311042T DE60311042T DE60311042D1 DE 60311042 D1 DE60311042 D1 DE 60311042D1 DE 60311042 T DE60311042 T DE 60311042T DE 60311042 T DE60311042 T DE 60311042T DE 60311042 D1 DE60311042 D1 DE 60311042D1
Authority
DE
Germany
Prior art keywords
objective lens
scanning device
optical scanning
driving apparatus
lens driving
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
DE60311042T
Other languages
English (en)
Other versions
DE60311042T2 (de
Inventor
Young-Min Cheong
Kwang Kim
Dae-Hwan Kim
Jin-Won 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.)
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
Priority claimed from KR1020030055873A external-priority patent/KR100970723B1/ko
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of DE60311042D1 publication Critical patent/DE60311042D1/de
Application granted granted Critical
Publication of DE60311042T2 publication Critical patent/DE60311042T2/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
    • 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
    • G11B7/095—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble
    • G11B7/0956—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 specially adapted for discs, e.g. for compensation of eccentricity or wobble to compensate for tilt, skew, warp or inclination of the disc, i.e. maintain the optical axis at right angles to the disc
DE2003611042 2002-08-24 2003-08-26 Objektivlinsenantriebsgerät für optisches Abtastgerät Expired - Lifetime DE60311042T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR2002050305 2002-08-24
KR20020050305 2002-08-24
KR1020030055873A KR100970723B1 (ko) 2002-08-24 2003-08-12 광픽업의 대물렌즈 구동장치
KR2003055873 2003-08-12

Publications (2)

Publication Number Publication Date
DE60311042D1 true DE60311042D1 (de) 2007-02-22
DE60311042T2 DE60311042T2 (de) 2007-07-05

Family

ID=31497745

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2003611042 Expired - Lifetime DE60311042T2 (de) 2002-08-24 2003-08-26 Objektivlinsenantriebsgerät für optisches Abtastgerät

Country Status (5)

Country Link
EP (1) EP1394784B1 (de)
JP (1) JP3934094B2 (de)
CN (1) CN1248208C (de)
DE (1) DE60311042T2 (de)
TW (1) TWI227484B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE602004020046D1 (de) 2003-12-29 2009-04-30 Lg Electronics Inc Positionierungsanordnung für einen optischen Abtastkopf
KR20050100275A (ko) * 2004-04-13 2005-10-18 삼성전자주식회사 광픽업 액츄에이터 및 이를 채용한 광 기록 및/또는재생기기
KR100555657B1 (ko) * 2004-05-28 2006-03-03 삼성전자주식회사 광픽업용 액츄에이터
KR100803992B1 (ko) 2005-03-02 2008-02-18 가부시키가이샤 리코 광학계, 광 픽업 장치 및 광 디스크 장치
KR100689042B1 (ko) 2005-04-20 2007-03-09 삼성전자주식회사 광픽업용 액츄에이터 및 광기록 및/또는 재생장치
JP4564944B2 (ja) * 2006-08-08 2010-10-20 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
JP2008052839A (ja) * 2006-08-25 2008-03-06 Pioneer Electronic Corp レンズ駆動装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5808980A (en) * 1991-02-15 1998-09-15 Discovision Associates Seek actuator for optical recording
JP3317997B2 (ja) * 1992-06-03 2002-08-26 株式会社リコー 対物レンズ駆動装置
JPH06251405A (ja) * 1993-02-25 1994-09-09 Matsushita Electric Ind Co Ltd 光ディスク装置
US5724337A (en) * 1993-10-29 1998-03-03 Tdk Corporation Optical pickup with a compact design
JPH10334485A (ja) * 1997-05-27 1998-12-18 Mitsumi Electric Co Ltd 光ピックアップ
JP2000067444A (ja) * 1998-08-21 2000-03-03 Hitachi Media Electoronics Co Ltd 対物レンズ駆動装置
JP2000149292A (ja) * 1998-11-06 2000-05-30 Hitachi Media Electoronics Co Ltd 対物レンズ駆動装置
JP2000293874A (ja) * 1999-04-05 2000-10-20 Akai Electric Co Ltd 対物レンズ駆動装置
JP2001184683A (ja) * 1999-12-28 2001-07-06 Hitachi Ltd 対物レンズ駆動装置及びこれを用いたディスク装置
JP2003173557A (ja) * 2001-12-05 2003-06-20 Sanyo Electric Co Ltd 光ピックアップ装置
TW200405314A (en) * 2002-08-24 2004-04-01 Samsung Electronics Co Ltd Objective lens driving apparatus for optical pickup

Also Published As

Publication number Publication date
JP2004087106A (ja) 2004-03-18
CN1248208C (zh) 2006-03-29
TW200407875A (en) 2004-05-16
EP1394784B1 (de) 2007-01-10
EP1394784A2 (de) 2004-03-03
CN1495734A (zh) 2004-05-12
TWI227484B (en) 2005-02-01
DE60311042T2 (de) 2007-07-05
JP3934094B2 (ja) 2007-06-20
EP1394784A3 (de) 2004-06-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition