KR910001689A - High speed positioning drive of optical pickup head - Google Patents

High speed positioning drive of optical pickup head Download PDF

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Publication number
KR910001689A
KR910001689A KR1019890009263A KR890009263A KR910001689A KR 910001689 A KR910001689 A KR 910001689A KR 1019890009263 A KR1019890009263 A KR 1019890009263A KR 890009263 A KR890009263 A KR 890009263A KR 910001689 A KR910001689 A KR 910001689A
Authority
KR
South Korea
Prior art keywords
objective lens
carriage
motor
high speed
voltage
Prior art date
Application number
KR1019890009263A
Other languages
Korean (ko)
Inventor
김진윤
Original Assignee
임종염
금성통신 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 임종염, 금성통신 주식회사 filed Critical 임종염
Priority to KR1019890009263A priority Critical patent/KR910001689A/en
Publication of KR910001689A publication Critical patent/KR910001689A/en

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

Abstract

내용 없음No content

Description

광 픽업 헤드의 고속위치결정 구동장치High speed positioning drive of optical pickup head

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 광기록 장치를 나타낸 단며도,1 is a cross-sectional view showing an optical recording device of the present invention,

제5도는 본 발명의 회로도,5 is a circuit diagram of the present invention,

제6도는 본 발명의 위치센서 거리 전압 신호의 그래프.6 is a graph of the position sensor distance voltage signal of the present invention.

Claims (2)

광기록 재생장치의 데이타 캐리어인 트랙에 레이저광을 포커싱 및 트래킹하는 대물렌즈(13)와 보이스코일(18)모터를 캐리지내에 부착시키고 캐리지 내에서 대물렌즈의 상대위치 검출장치와 캐리지 구동 리니어 모터 구동장치를 구성한 것에 있어서; 상기 대물렌즈(13)와 캐리지의 상대위치 검출장치로 발광다이오드(17)과 수광다이오드(18-1)(18-2)를 캐리지내에 장착하고, 대물렌즈(13) 트랙킹부에 광간섭 막대(19)를 설치하여 대물렌즈(13) 가동범위내에서 대물렌즈와 캐리지의 상대거리를 측정하여 얻어진 전압과 거리에 의해 편심에 의한 상기 전압과 거리량으로 디스크 회전모터(14)와 동기신호에 의해 디스크 편심분을 캐리지 구동모터(6)에 인가시켜 대물렌즈(13) 이동접근 하도록 한 것을 특징으로 하는 광 픽업 헤드의 고속위치결정 구동장치.An objective lens 13 and a voice coil 18 motor for focusing and tracking a laser beam are attached to a track which is a data carrier of an optical recording and reproducing apparatus, and a relative position detection device of the objective lens and a carriage driving linear motor drive in the carriage. In configuring the device; The light emitting diodes 17 and the light receiving diodes 18-1 and 18-2 are mounted in the carriage by the relative position detection device of the objective lens 13 and the carriage, and an optical interference bar ( 19) by the disk rotation motor 14 and the synchronizing signal at the voltage and distance by the eccentricity by the voltage and distance obtained by measuring the relative distance between the objective lens and the carriage within the objective lens 13 movable range. A high speed positioning drive device for an optical pickup head, characterized by applying a disk eccentric to the carriage drive motor (6) to move the objective lens (13). 제1항에 있어서, 발광다이오드(17)에 의한 위치 감지신호(Xi)와, 광기록장치의 A/D 변환기(22)와 위치센서 비선형 보상기(21)와 D/A 변환기를 거친 출력을 합성하여 구동앰프와 대물렌즈트래킹 구동모터를 거쳐 목적 신호 전압 디지탈 신호는 얻도록 한 것을 특징으로 하는 광 픽업 헤드의 고속위치 결정구동장치.2. The method according to claim 1, wherein the position sensing signal (Xi) by the light emitting diode (17) is combined with the outputs which have passed through the A / D converter 22, the position sensor nonlinear compensator 21 and the D / A converter of the optical recording device. And a target signal voltage digital signal is obtained through the driving amplifier and the objective lens tracking driving motor. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890009263A 1989-06-30 1989-06-30 High speed positioning drive of optical pickup head KR910001689A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019890009263A KR910001689A (en) 1989-06-30 1989-06-30 High speed positioning drive of optical pickup head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019890009263A KR910001689A (en) 1989-06-30 1989-06-30 High speed positioning drive of optical pickup head

Publications (1)

Publication Number Publication Date
KR910001689A true KR910001689A (en) 1991-01-31

Family

ID=68084293

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890009263A KR910001689A (en) 1989-06-30 1989-06-30 High speed positioning drive of optical pickup head

Country Status (1)

Country Link
KR (1) KR910001689A (en)

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