JP3279024B2 - 光ピックアップ装置 - Google Patents

光ピックアップ装置

Info

Publication number
JP3279024B2
JP3279024B2 JP31978093A JP31978093A JP3279024B2 JP 3279024 B2 JP3279024 B2 JP 3279024B2 JP 31978093 A JP31978093 A JP 31978093A JP 31978093 A JP31978093 A JP 31978093A JP 3279024 B2 JP3279024 B2 JP 3279024B2
Authority
JP
Japan
Prior art keywords
objective lens
support
light
lens
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
JP31978093A
Other languages
English (en)
Japanese (ja)
Other versions
JPH07176062A (ja
Inventor
裕利 藤沢
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.)
Sony Corp
Original Assignee
Sony 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
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP31978093A priority Critical patent/JP3279024B2/ja
Priority to TW083108865A priority patent/TW253051B/zh
Priority to US08/326,005 priority patent/US5581533A/en
Priority to CN94118363A priority patent/CN1084014C/zh
Priority to KR1019940027830A priority patent/KR100296678B1/ko
Publication of JPH07176062A publication Critical patent/JPH07176062A/ja
Application granted granted Critical
Publication of JP3279024B2 publication Critical patent/JP3279024B2/ja
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
    • 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
    • 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
    • G11B7/123—Integrated head arrangements, e.g. with source and detectors mounted on the same substrate

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
JP31978093A 1993-10-30 1993-12-20 光ピックアップ装置 Expired - Fee Related JP3279024B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP31978093A JP3279024B2 (ja) 1993-10-30 1993-12-20 光ピックアップ装置
TW083108865A TW253051B (enExample) 1993-10-30 1994-09-24
US08/326,005 US5581533A (en) 1993-10-30 1994-10-19 Objective lens actuating device, optical pickup employing the objective lens actuating device and optical disk recording and/or reproducing apparatus employing such optical pickup
CN94118363A CN1084014C (zh) 1993-10-30 1994-10-28 物镜驱动装置、光学拾波器以及光盘记录和/或再现装置
KR1019940027830A KR100296678B1 (ko) 1993-10-30 1994-10-28 대물렌즈구동장치,이대물렌즈구동장치를이용한광픽업장치및광디스크기록및재생장치

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP5-294272 1993-10-30
JP29427293 1993-10-30
JP31978093A JP3279024B2 (ja) 1993-10-30 1993-12-20 光ピックアップ装置

Publications (2)

Publication Number Publication Date
JPH07176062A JPH07176062A (ja) 1995-07-14
JP3279024B2 true JP3279024B2 (ja) 2002-04-30

Family

ID=26559753

Family Applications (1)

Application Number Title Priority Date Filing Date
JP31978093A Expired - Fee Related JP3279024B2 (ja) 1993-10-30 1993-12-20 光ピックアップ装置

Country Status (5)

Country Link
US (1) US5581533A (enExample)
JP (1) JP3279024B2 (enExample)
KR (1) KR100296678B1 (enExample)
CN (1) CN1084014C (enExample)
TW (1) TW253051B (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5914479A (en) * 1996-09-20 1999-06-22 Dynetics, Inc. Counter-rotating scanner
EP1004115B1 (en) * 1997-08-19 2003-03-26 Kabushiki Kaisha Kenwood Optical pickup apparatus, holder and method of producing optical pickup apparatus
US6333838B1 (en) * 1998-06-22 2001-12-25 Hewlett-Packard Co. Voice coil actuated carriage in which a support structure for the carriage is disposed at least partially within the motor
US6411474B1 (en) 1998-06-22 2002-06-25 Hewlett-Packard Co. Carriage and actuator assembly
US6310852B1 (en) * 1998-10-15 2001-10-30 Matsushita Electric Industrial Co., Ltd. Optical recording/reproducing apparatus
US6388836B2 (en) 1998-11-13 2002-05-14 Hewlett-Packard Company Magnetic shield for a tape drive read/write head
WO2000030082A1 (en) * 1998-11-17 2000-05-25 Fujitsu Limited Optical storage device
KR100344586B1 (ko) 1998-11-18 2002-10-31 삼성전자 주식회사 픽업엑추에이터
JP2001006210A (ja) * 1999-06-22 2001-01-12 Sony Corp 光記録媒体及びディスクカートリッジ
EP1089268B1 (en) * 1999-09-21 2006-02-08 Matsushita Electric Industrial Co., Ltd. An optical pickup with improved optical properties, and a method for manufacturing the optical pickup
DE19983987T1 (de) * 1999-11-18 2002-12-19 Fujitsu Ltd Optische Speichervorrichtung
EP1148483B1 (en) * 2000-03-29 2006-05-10 Matsushita Electric Industrial Co., Ltd. Optical-component-integrated optical pickup
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
KR100403586B1 (ko) * 2001-04-12 2003-10-30 삼성전자주식회사 광픽업 장치 및 그 조립방법
KR100403587B1 (ko) * 2001-04-20 2003-10-30 삼성전자주식회사 광픽업 액튜에이터
JP4395694B2 (ja) * 2001-06-14 2010-01-13 ソニー株式会社 対物レンズ駆動装置及びこれを備えたディスクドライブ装置
TWI410941B (zh) 2009-03-24 2013-10-01 Au Optronics Corp 可改善畫面閃爍之液晶顯示器和相關驅動方法
CN214586196U (zh) * 2020-12-04 2021-11-02 台湾东电化股份有限公司 光学系统

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5656140A (en) * 1979-10-11 1981-05-18 Matsushita Electric Ind Co Ltd Connecting method of lead wire of rotary electric machine
JPS57103131A (en) * 1980-12-18 1982-06-26 Sony Corp Biaxial driver
JPS6020023U (ja) * 1983-07-15 1985-02-12 アルプス電気株式会社 光学式ピツクアツプにおける支持装置
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
JPS6123307A (ja) * 1984-07-11 1986-01-31 Kijima Musen Kk 電気巻線部品におけるピン状端子
JPH0668843B2 (ja) * 1985-08-16 1994-08-31 ソニー株式会社 光学ピツクアツプ装置
EP0273367B1 (en) * 1986-12-26 1994-02-16 Kabushiki Kaisha Toshiba Objective lens driving apparatus
JPS63195834A (ja) * 1987-02-10 1988-08-12 Pioneer Electronic Corp 可動体支持装置
JPS63219113A (ja) * 1987-03-06 1988-09-12 Matsushita Electric Ind Co Ltd コイル部品の製造方法
US5073883A (en) * 1988-01-27 1991-12-17 Sony Corporation Objective lens driving apparatus including parallalogram structure
JP2684738B2 (ja) * 1988-12-29 1997-12-03 ソニー株式会社 対物レンズ駆動装置
JP2684762B2 (ja) * 1989-04-20 1997-12-03 ソニー株式会社 対物レンズ駆動装置
JP2728496B2 (ja) * 1989-04-21 1998-03-18 株式会社日立製作所 対物レンズ駆動装置
JPH0320005A (ja) * 1989-05-16 1991-01-29 Matsushita Electric Ind Co Ltd コイル部品
JPH0322509A (ja) * 1989-06-20 1991-01-30 Tokyo Electric Co Ltd コイルの製造方法及びボビン
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
JP2765633B2 (ja) * 1989-11-02 1998-06-18 オリンパス光学工業株式会社 光学系支持装置
JP3048243B2 (ja) * 1990-05-26 2000-06-05 パイオニア株式会社 光ピックアップ
JPH0478005A (ja) * 1990-07-12 1992-03-12 Canon Electron Inc 巻線ボビン端子
JP2761972B2 (ja) * 1990-08-21 1998-06-04 株式会社日立製作所 対物レンズ駆動装置及び光ディスク装置
US5313334A (en) * 1991-07-29 1994-05-17 Sony Corporation Objective lens moving actuator
KR950004797B1 (ko) * 1991-12-31 1995-05-10 삼성전자주식회사 레이져 디스크 플레이어의 광픽업 장치
JP2981351B2 (ja) * 1992-10-22 1999-11-22 シャープ株式会社 対物レンズ駆動装置
JP3208751B2 (ja) * 1993-03-23 2001-09-17 ソニー株式会社 光学ピックアップ
JP3020005U (ja) 1995-06-29 1996-01-19 原住土木株式会社 ダンプカーにおける積載量の確認装置
JP3022509U (ja) 1995-09-08 1996-03-26 船井電機株式会社 映像機器のキャビネット

Also Published As

Publication number Publication date
JPH07176062A (ja) 1995-07-14
KR950012357A (ko) 1995-05-16
CN1084014C (zh) 2002-05-01
CN1126350A (zh) 1996-07-10
TW253051B (enExample) 1995-08-01
US5581533A (en) 1996-12-03
KR100296678B1 (ko) 2001-10-24

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