KR930014333A - 레이져 디스크 플레이어의 광픽업 장치 - Google Patents

레이져 디스크 플레이어의 광픽업 장치 Download PDF

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Publication number
KR930014333A
KR930014333A KR1019910025694A KR910025694A KR930014333A KR 930014333 A KR930014333 A KR 930014333A KR 1019910025694 A KR1019910025694 A KR 1019910025694A KR 910025694 A KR910025694 A KR 910025694A KR 930014333 A KR930014333 A KR 930014333A
Authority
KR
South Korea
Prior art keywords
pickup device
optical pickup
disc player
laser disc
braid
Prior art date
Application number
KR1019910025694A
Other languages
English (en)
Other versions
KR950004797B1 (ko
Inventor
김춘동
유영복
최현섭
Original Assignee
강진구
삼성전자 주식회사
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 강진구, 삼성전자 주식회사 filed Critical 강진구
Priority to KR1019910025694A priority Critical patent/KR950004797B1/ko
Priority to US07/974,490 priority patent/US5323378A/en
Priority to DE4239980A priority patent/DE4239980C2/de
Priority to JP4343965A priority patent/JPH05250699A/ja
Publication of KR930014333A publication Critical patent/KR930014333A/ko
Application granted granted Critical
Publication of KR950004797B1 publication Critical patent/KR950004797B1/ko

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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
    • 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
    • G11B7/12—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)
  • Optical Head (AREA)
  • Optical Filters (AREA)

Abstract

내용 없음

Description

레이져 디스크 플레이어의 광픽업 장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 분해 사시도.
제2도는 본 발명의 조립상태 평면도.
제3도는 종래기술의 광픽업 장치의 광학적 경로를 나타낸 원리도.
제4도는 종래의 기술로써 렌즈와 레이져 다이오드 사이에서 광축의 트러짐에 따라 나타난 주파값의 데이터 그래프.
제5도는 종래의 광학계를 도시한 작용 원리도.
* 도면의 주요부분에 대한 부호의 설명
1 : 브레이드 3 : 오프젝티브 렌즈
5 : 트래킹코일 6 : 포커싱코일
8 : 힌지 유니트 13 : 하이브리드 호로그램
14 : 판스프링 15 : 스프링 고정대
17 : 요크판 18,18' : 마그네트
19 : 요크 21 : 플렉시블 회로기판

Claims (1)

  1. 요크판(17)의 상면에 브레이드(1)를 설치하여 트래킹 방향과 포커싱 방향으로 이동될 수 있도록 한 레이져 디스크 플레이어의 광 픽업장치에 있어서, 상기 브레이드(1)의 전방에는 오브젝티브 렌즈(3)를 설치하고, 이의 균형을 맞출 수 있도록 하이브리드 호로그램(13)을 후방에 설치하며 중간부에는 브레이드(1)가 수평이동이 가능하도록 하기 위한 판스프링(14)이 인서트된 스프링 고정대(15)를 탄력설치 하여서 됨을 특징으로 하는 레이져 디스크 플레이어의 광픽업 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910025694A 1991-12-31 1991-12-31 레이져 디스크 플레이어의 광픽업 장치 KR950004797B1 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1019910025694A KR950004797B1 (ko) 1991-12-31 1991-12-31 레이져 디스크 플레이어의 광픽업 장치
US07/974,490 US5323378A (en) 1991-12-31 1992-11-12 Compact optical pickup
DE4239980A DE4239980C2 (de) 1991-12-31 1992-11-27 Optischer Aufnehmer
JP4343965A JPH05250699A (ja) 1991-12-31 1992-12-24 光ピックアップ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910025694A KR950004797B1 (ko) 1991-12-31 1991-12-31 레이져 디스크 플레이어의 광픽업 장치

Publications (2)

Publication Number Publication Date
KR930014333A true KR930014333A (ko) 1993-07-23
KR950004797B1 KR950004797B1 (ko) 1995-05-10

Family

ID=19327170

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910025694A KR950004797B1 (ko) 1991-12-31 1991-12-31 레이져 디스크 플레이어의 광픽업 장치

Country Status (4)

Country Link
US (1) US5323378A (ko)
JP (1) JPH05250699A (ko)
KR (1) KR950004797B1 (ko)
DE (1) DE4239980C2 (ko)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3279024B2 (ja) * 1993-10-30 2002-04-30 ソニー株式会社 光ピックアップ装置
JP3246140B2 (ja) * 1993-11-16 2002-01-15 ソニー株式会社 対物レンズ駆動装置
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
US5898652A (en) * 1994-07-08 1999-04-27 Seiko Epson Corporation Support structure for an optical pickup
JPH0830991A (ja) * 1994-07-08 1996-02-02 Seiko Epson Corp 光ピックアップ装置
JPH08235627A (ja) * 1995-02-28 1996-09-13 Sony Corp 光学ピックアップ装置
KR970017502A (ko) * 1995-09-29 1997-04-30 배순훈 컴팩트 디스크 플레이어용 광 픽업 액츄에이터
US6147953A (en) * 1998-03-25 2000-11-14 Duncan Technologies, Inc. Optical signal transmission apparatus
JP2000285491A (ja) * 1999-03-30 2000-10-13 Fujitsu Ltd 光学系駆動装置及びこれを備えた光学式記録装置
EP1160776A3 (en) * 2000-05-31 2004-07-14 Matsushita Electric Industrial Co., Ltd. Optical pick-up and information recording and reproducing apparatus
JP3529046B2 (ja) * 2001-08-17 2004-05-24 船井電機株式会社 光ピックアップ
US7006426B2 (en) 2001-12-18 2006-02-28 Stmicroelectronics, Inc. Integrated optical unit for use with miniature optical discs
JP3092689U (ja) * 2002-09-10 2003-03-20 船井電機株式会社 光ピックアップ
JP3881634B2 (ja) * 2002-09-20 2007-02-14 シャープ株式会社 光ピックアップ装置およびその調整方法
WO2007111034A1 (ja) * 2006-03-29 2007-10-04 Mitsubishi Electric Corporation 光学手段駆動装置
JP4783671B2 (ja) * 2006-05-24 2011-09-28 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
JP4524272B2 (ja) * 2006-08-03 2010-08-11 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
KR20080057484A (ko) * 2006-12-20 2008-06-25 삼성전자주식회사 광픽업 액츄에이터

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5864649A (ja) * 1981-10-13 1983-04-18 Matsushita Electric Ind Co Ltd 対物レンズ駆動装置
US4794580A (en) * 1985-07-12 1988-12-27 Pioneer Electronic Corporation Pickup system in optical information recording and reproducing apparatus with damped lead wires
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
US5001694A (en) * 1986-05-06 1991-03-19 Pencom International Corp. Tracking and focus actuator for a holographic optical head
JPS63195834A (ja) * 1987-02-10 1988-08-12 Pioneer Electronic Corp 可動体支持装置
JPH073700B2 (ja) * 1987-06-29 1995-01-18 三菱電機株式会社 光学式ヘッド装置
JPH01235040A (ja) * 1988-03-14 1989-09-20 Asahi Optical Co Ltd 光情報記録再生装置の対物レンズ支持装置
JPH0642288B2 (ja) * 1988-03-17 1994-06-01 シャープ株式会社 光学式ピックアップ装置
JP2682087B2 (ja) * 1988-11-22 1997-11-26 ソニー株式会社 光学ピックアップ装置
JPH03100935A (ja) * 1989-09-12 1991-04-25 Hitachi Ltd 光ピツクアツプの防塵装置
JP2626106B2 (ja) * 1989-12-19 1997-07-02 松下電器産業株式会社 光ピックアップ装置
JPH04229422A (ja) * 1990-12-27 1992-08-18 Nec Corp 光ディスク装置用対物レンズ駆動装置
JP3098715B2 (ja) * 1996-08-27 2000-10-16 東京パフ株式会社 化粧用塗布具の製造方法及び化粧用塗布具

Also Published As

Publication number Publication date
KR950004797B1 (ko) 1995-05-10
US5323378A (en) 1994-06-21
DE4239980C2 (de) 1997-12-04
DE4239980A1 (ko) 1993-07-01
JPH05250699A (ja) 1993-09-28

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