SG126667A1 - Pickup actuator - Google Patents

Pickup actuator

Info

Publication number
SG126667A1
SG126667A1 SG1998004387A SG1998004387A SG126667A1 SG 126667 A1 SG126667 A1 SG 126667A1 SG 1998004387 A SG1998004387 A SG 1998004387A SG 1998004387 A SG1998004387 A SG 1998004387A SG 126667 A1 SG126667 A1 SG 126667A1
Authority
SG
Singapore
Prior art keywords
damping fluid
lens holder
vibration
holder
damping
Prior art date
Application number
SG1998004387A
Other languages
English (en)
Inventor
Kyung-Sik Shin
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 KR1019980038450A external-priority patent/KR100350053B1/ko
Priority claimed from KR1019980042387A external-priority patent/KR100329934B1/ko
Priority claimed from KR1019980042386A external-priority patent/KR100329921B1/ko
Priority claimed from KR1019980042385A external-priority patent/KR100329919B1/ko
Priority claimed from KR1019980044822A external-priority patent/KR100329920B1/ko
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of SG126667A1 publication Critical patent/SG126667A1/en

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
    • G11B7/0933—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
    • 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

Landscapes

  • Optical Recording Or Reproduction (AREA)
SG1998004387A 1998-09-17 1998-10-30 Pickup actuator SG126667A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR1019980038450A KR100350053B1 (ko) 1998-09-17 1998-09-17 픽업엑추에이터
KR1019980042387A KR100329934B1 (ko) 1998-10-10 1998-10-10 픽업엑추에이터
KR1019980042386A KR100329921B1 (ko) 1998-10-10 1998-10-10 픽업엑추에이터
KR1019980042385A KR100329919B1 (ko) 1998-10-10 1998-10-10 픽업엑추에이터
KR1019980044822A KR100329920B1 (ko) 1998-10-26 1998-10-26 픽업엑추에이터

Publications (1)

Publication Number Publication Date
SG126667A1 true SG126667A1 (en) 2006-11-29

Family

ID=27532283

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1998004387A SG126667A1 (en) 1998-09-17 1998-10-30 Pickup actuator

Country Status (8)

Country Link
EP (1) EP0987688B1 (ja)
JP (1) JP3059141B2 (ja)
CN (1) CN1155953C (ja)
DE (1) DE69840946D1 (ja)
HK (1) HK1026054A1 (ja)
MY (1) MY123360A (ja)
SG (1) SG126667A1 (ja)
TW (1) TW405118B (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003077156A (ja) 2001-06-20 2003-03-14 Mitsubishi Electric Corp 光ヘッド装置
WO2004112012A2 (en) * 2003-06-16 2004-12-23 Ferrotec Corporation Optical pick-up actuator and method for assembling an optical pick-up actuator
JP2005011433A (ja) 2003-06-19 2005-01-13 Matsushita Electric Ind Co Ltd 光ヘッド
JP2006302334A (ja) * 2005-04-15 2006-11-02 Sanyo Electric Co Ltd ピックアップ装置
CN101131533B (zh) 2006-08-25 2011-11-02 三洋科技中心(深圳)有限公司 投影装置
US9746689B2 (en) * 2015-09-24 2017-08-29 Intel Corporation Magnetic fluid optical image stabilization

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2052829B (en) * 1979-04-27 1983-01-12 Olympus Optical Co Apparatus for driving objective lens in tracking direction
US4818066A (en) * 1984-01-30 1989-04-04 Canon Kabushiki Kaisha Objective lens driving device
JPH0750528B2 (ja) * 1987-06-25 1995-05-31 三菱電機株式会社 対物レンズ駆動装置
JPH077521B2 (ja) * 1988-06-01 1995-01-30 三菱電機株式会社 対物レンズ駆動装置
JPH0229937A (ja) * 1988-07-18 1990-01-31 Mitsubishi Electric Corp 光ピックアップ装置
JPH0266739A (ja) * 1988-09-01 1990-03-06 Pioneer Electron Corp 光学式ビックアップ装置
US5206762A (en) * 1988-12-01 1993-04-27 Kabushiki Kaisha Toshiba Viscoelastic substance and objective lens driving apparatus with the same
JPH03104027A (ja) * 1989-09-18 1991-05-01 Sony Corp 対物レンズ駆動装置
US5147573A (en) * 1990-11-26 1992-09-15 Omni Quest Corporation Superparamagnetic liquid colloids
JP2984526B2 (ja) * 1993-08-31 1999-11-29 日本電気株式会社 光ピックアップ装置
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
KR960014988A (ko) * 1994-10-31 1996-05-22 배순훈 대물렌즈 구동부 지지장치

Also Published As

Publication number Publication date
JP3059141B2 (ja) 2000-07-04
JP2000099968A (ja) 2000-04-07
EP0987688A3 (en) 2001-09-19
EP0987688A2 (en) 2000-03-22
DE69840946D1 (de) 2009-08-13
TW405118B (en) 2000-09-11
EP0987688B1 (en) 2009-07-01
MY123360A (en) 2006-05-31
HK1026054A1 (en) 2000-12-01
CN1248043A (zh) 2000-03-22
CN1155953C (zh) 2004-06-30

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