KR840006866A - 광학적 정보 읽기 및 기록장치 - Google Patents

광학적 정보 읽기 및 기록장치 Download PDF

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Publication number
KR840006866A
KR840006866A KR1019830004880A KR830004880A KR840006866A KR 840006866 A KR840006866 A KR 840006866A KR 1019830004880 A KR1019830004880 A KR 1019830004880A KR 830004880 A KR830004880 A KR 830004880A KR 840006866 A KR840006866 A KR 840006866A
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KR
South Korea
Prior art keywords
objective lens
lens carrier
electric motor
timing belt
optical information
Prior art date
Application number
KR1019830004880A
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English (en)
Other versions
KR910003929B1 (ko
Inventor
에두아르트 반로스만렌 게라르트
Original Assignee
아이. 엠. 레르너
엔. 브이. 필립스 글로아이람펜파브리켄
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.)
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Application filed by 아이. 엠. 레르너, 엔. 브이. 필립스 글로아이람펜파브리켄 filed Critical 아이. 엠. 레르너
Publication of KR840006866A publication Critical patent/KR840006866A/ko
Application granted granted Critical
Publication of KR910003929B1 publication Critical patent/KR910003929B1/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
    • 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

Landscapes

  • Moving Of Heads (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)

Abstract

내용없음

Description

광학적 정보 읽기 및 기록장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 의한 장치의 계통도.
제2도는 광기록기의 구동수단과 디스크의 아래로 부터 절취한 투시도.
제3도는 제2도에 도시한 광기록기의 대물렌즈 운반체 상면으로부터 절취한 투시도.
내용 없음

Claims (3)

  1. 프레임(1), 대물렌즈(2), 대물렌즈가 장치되어 디스크에 대한 방사경로(6)를 따라 프레임에 걸쳐 이동가능한 대물렌즈 운반체(3),와 방사경로를 따라 대물렌즈 운반체를 구동시키며, 전기모터(7)와 전기모터와 대물렌즈운반체 사이에 전송수단을 구비하는 구동유니트를 구비하고, 회전광 디스크상의 정보를 광학적으로 읽고 기록하기 위한 장치로서, 구동유니트가 반대방향으로 회전하는 두 개의 동일전기모터(7), 대물렌즈 운반체(3)의 한 측면에 각각 장치되어 대물렌즈 운반체 경로에 병렬인 경로를 따라 반대방향으로 이동하는 두 개의 동일 평형용 질량체(11)을 구비하며, 두 개의 전기모터(7), 대물렌즈 운반체(3)와 평형용질량체(11)가 전송수단에 의해 상호 접속되어 이동을 동기화하는 것을 특징으로 하는 광학적 정보읽기 및 기록장치.
  2. 제1항에 의한 장치로서, 대물렌즈 운반체(3)와 평형용 질량체(11)가 전송수단에 의해 동일거를 통해 이동하고, 각각의 평형용 질량체(11)가 대물렌즈 운반체(3) 질량합에 절반인 질량을 가지며, 대물렌즈(2)와 다른 부분이 대물렌즈 운반체에 연결되어 이동하는 것을 특징으로 하는 광학적 정보읽기 및 기록장치.
  3. 제2항에 의한 장치로서, 전송수단이 전기모터(7)의 스핀들(10)에 있는 제1타이밍벨트 풀리(8), 프레임상에서 자유회전 하도록 장치되는 제2타이밍 벨트풀리(9), 와 단일 무한루프 타이밍 벨트(15)를 구비하여 제1풀리(8)는 대물렌즈 운반체(3)의 이동경로의 한 단부의 한 측면에 각각 장치되며, 제2풀리(9)는 다른 단부의 한측면에 장치되며, 타이밍벨트(15)가 4개의 타이밍 벨트풀리와 결합하고, 제1과 제2풀리 사이의 벨트부의 중심부분이 대물렌즈 운반체(3)의 한 측면과 다른 측면에 연결되는 것을 특징으로 하는 광학적 정보읽기 및 기록장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019830004880A 1982-10-19 1983-10-15 광학적 정보읽기 및 기록장치 KR910003929B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8204023 1982-10-19
NL8204023A NL8204023A (nl) 1982-10-19 1982-10-19 Inrichting voor het optisch uitlezen en/of inschrijven van informatie.

Publications (2)

Publication Number Publication Date
KR840006866A true KR840006866A (ko) 1984-12-03
KR910003929B1 KR910003929B1 (ko) 1991-06-17

Family

ID=19840431

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019830004880A KR910003929B1 (ko) 1982-10-19 1983-10-15 광학적 정보읽기 및 기록장치

Country Status (11)

Country Link
US (1) US4514837A (ko)
JP (1) JPS5974565U (ko)
KR (1) KR910003929B1 (ko)
CA (1) CA1204858A (ko)
CH (1) CH661998A5 (ko)
DE (1) DE3336492A1 (ko)
FR (1) FR2534722B1 (ko)
GB (1) GB2128798B (ko)
HK (1) HK28486A (ko)
IT (1) IT1171769B (ko)
NL (1) NL8204023A (ko)

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US4831615A (en) * 1985-01-30 1989-05-16 Nippon Columbia Co., Ltd. Dual differential optical system moving apparatus
DE3616570A1 (de) * 1985-05-17 1986-11-20 Canon K.K., Tokio/Tokyo Informations-aufzeichnungs-/wiedergabegeraet
US4791508A (en) * 1986-01-21 1988-12-13 Raymond Engineering Inc. Magnetic disc memory unit
JPS62158680U (ko) * 1986-03-25 1987-10-08
JPS6313139A (ja) * 1986-07-03 1988-01-20 Pioneer Electronic Corp 光学式情報記録再生装置
US4781067A (en) * 1987-04-30 1988-11-01 Sonoscan, Inc. Balanced scanning mechanism
US5265079A (en) 1991-02-15 1993-11-23 Applied Magnetics Corporation Seek actuator for optical recording
US6141300A (en) * 1989-06-20 2000-10-31 Discovision Associates Optical actuator including lens assembly with optical axis having symmetric suspensory forces acting thereon and optical disc system including same
US5136558A (en) * 1989-06-20 1992-08-04 Applied Magnetics Corporation Two axis electromagnetic actuator
GB2248989B (en) * 1990-10-15 1995-05-24 Applied Magnetics Corp Focus sensing apparatus and method
US5245174A (en) * 1990-10-15 1993-09-14 Applied Magnetics Corporation Focus sensing apparatus utilizing a reflecting surface having variable reflectivity
US5313332A (en) * 1990-11-16 1994-05-17 Applied Magnetics Corporation Flexure suspension for two axis actuator
US5808980A (en) * 1991-02-15 1998-09-15 Discovision Associates Seek actuator for optical recording
US5729511A (en) * 1991-02-15 1998-03-17 Discovision Associates Optical disc system having servo motor and servo error detection assembly operated relative to monitored quad sum signal
US5677899A (en) * 1991-02-15 1997-10-14 Discovision Associates Method for moving carriage assembly from initial position to target position relative to storage medium
US6236625B1 (en) 1991-02-15 2001-05-22 Discovision Associates Optical disc system having current monitoring circuit with controller for laser driver and method for operating same
US6069857A (en) * 1991-02-15 2000-05-30 Discovision Associates Optical disc system having improved circuitry for performing blank sector check on readable disc
US5177640A (en) * 1991-10-08 1993-01-05 Applied Magnetics Corporation Two-axis moving coil actuator
US5381288A (en) * 1992-06-16 1995-01-10 Applied Magnetics Corporation, Inc. Center moment suspension assembly
US5500847A (en) * 1992-12-31 1996-03-19 Daewoo Electronics Co., Ltd. Pickup carriage feeding apparatus of a disc player
US5748578A (en) * 1995-01-25 1998-05-05 Discovision Associates Colpitts type oscillator having reduced ringing and improved optical disc system utilizing same
US6434087B1 (en) 1995-01-25 2002-08-13 Discovision Associates Optical disc system and method for controlling bias coil and light source to process information on a storage medium
US5920539A (en) * 1995-01-25 1999-07-06 Discovision Associates Apparatus and method for suppression of electromagnetic emissions having a groove on an external surface for passing an electrical conductor
US6091684A (en) * 1995-01-25 2000-07-18 Discovision Associates Optical disc system and method for changing the rotational rate of an information storage medium
DE69732075T2 (de) * 1996-10-10 2005-12-08 Lg Electronics Inc. Plattenlade- und -entladeeinrichtung für Abspielvorrichtung für optische Platten
US9058825B2 (en) 2013-11-19 2015-06-16 Karim Kaddeche Apparatus, systems and processes for reducing a hard disk drive's access time and concomitant power optimization

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US3749827A (en) * 1969-11-01 1973-07-31 Victor Company Of Japan Endless non-metallic belt for intermittently moving a transducer head transversely across a rotary magnetic disc
DE2029909B2 (de) * 1970-06-18 1972-03-16 Licentia Patent Verwaltungs GmbH, 6000 Frankfurt, Teldec Telefunken Decca Schallplatten GmbH, 2000 Hamburg Laufwerk fuer eine platte mit gespeicherten bildsignalen
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Also Published As

Publication number Publication date
FR2534722A1 (fr) 1984-04-20
HK28486A (en) 1986-04-25
IT8323308A0 (it) 1983-10-14
GB2128798B (en) 1985-11-20
GB8326825D0 (en) 1983-11-09
JPH0142863Y2 (ko) 1989-12-13
KR910003929B1 (ko) 1991-06-17
FR2534722B1 (fr) 1985-06-14
NL8204023A (nl) 1984-05-16
US4514837A (en) 1985-04-30
JPS5974565U (ja) 1984-05-21
GB2128798A (en) 1984-05-02
DE3336492A1 (de) 1984-04-19
IT1171769B (it) 1987-06-10
CA1204858A (en) 1986-05-20
CH661998A5 (de) 1987-08-31

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