KR840006867A - 서보 회로 - Google Patents

서보 회로 Download PDF

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Publication number
KR840006867A
KR840006867A KR1019830004865A KR830004865A KR840006867A KR 840006867 A KR840006867 A KR 840006867A KR 1019830004865 A KR1019830004865 A KR 1019830004865A KR 830004865 A KR830004865 A KR 830004865A KR 840006867 A KR840006867 A KR 840006867A
Authority
KR
South Korea
Prior art keywords
signal
synchronization signal
servo
circuit
reproduction
Prior art date
Application number
KR1019830004865A
Other languages
English (en)
Other versions
KR910006656B1 (ko
Inventor
시구아끼 와찌
Original Assignee
오오가노리오
소니 가부시끼 가이샤
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 오오가노리오, 소니 가부시끼 가이샤 filed Critical 오오가노리오
Publication of KR840006867A publication Critical patent/KR840006867A/ko
Application granted granted Critical
Publication of KR910006656B1 publication Critical patent/KR910006656B1/ko

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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/14—Heads, e.g. forming of the optical beam spot or modulation of the optical beam specially adapted to record on, or to reproduce from, more than one track simultaneously
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/24—Arrangements for providing constant relative speed between record carrier and head
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S388/00—Electricity: motor control systems
    • Y10S388/90—Specific system operational feature
    • Y10S388/901—Sample and hold
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S388/00—Electricity: motor control systems
    • Y10S388/907—Specific control circuit element or device
    • Y10S388/911—Phase locked loop
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S388/00—Electricity: motor control systems
    • Y10S388/907—Specific control circuit element or device
    • Y10S388/912—Pulse or frequency counter
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S388/00—Electricity: motor control systems
    • Y10S388/907—Specific control circuit element or device
    • Y10S388/915—Sawtooth or ramp waveform generator

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Rotational Drive Of Disk (AREA)
  • Control Of Electric Motors In General (AREA)

Abstract

내용없음

Description

서보 회로
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제2도는 본 발명의 일예의 계통도.
제3도는 그 설명을 위한 파형도.

Claims (1)

  1. 기준의 클릭신호 또는 재생신호중의 동기신호를 체배한 클럭신호가 계수되어, 재생신호중의 동기신호 또는 기준의 동기신호로 리셋트되는 카운터와, 이 카운터출력을 적분하는 적분회로 및 이 적분출력을 피크치로 샘플홀드하는 회로를 가지며 이 샘플홀드치를 속도서보신호로 함과 동시에 상기 재생신호중의 동기신호 및 상기기준의 동기신호와의 위상차에 대응하는 신호를 위상서보 신호로 하도록 한 서보회로.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019830004865A 1982-10-14 1983-10-14 서보회로 KR910006656B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP57-180222 1982-10-14
JP57180222A JPS5968872A (ja) 1982-10-14 1982-10-14 ディスク駆動装置
JP82-180222 1982-10-14

Publications (2)

Publication Number Publication Date
KR840006867A true KR840006867A (ko) 1984-12-03
KR910006656B1 KR910006656B1 (ko) 1991-08-30

Family

ID=16079530

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019830004865A KR910006656B1 (ko) 1982-10-14 1983-10-14 서보회로

Country Status (9)

Country Link
US (2) US4551661A (ko)
JP (1) JPS5968872A (ko)
KR (1) KR910006656B1 (ko)
AU (1) AU564250B2 (ko)
CA (1) CA1210499A (ko)
DE (1) DE3337464C2 (ko)
FR (1) FR2534726B1 (ko)
GB (1) GB2129981B (ko)
NL (1) NL192852C (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4816723A (en) * 1988-04-04 1989-03-28 Sony Corporation Variable speed motor control method and apparatus
KR920003426B1 (ko) * 1989-10-13 1992-04-30 삼성전자 주식회사 스핀들 모터의 과회전 방지장치
JPH07311214A (ja) * 1994-05-20 1995-11-28 Mitsumi Electric Co Ltd ディスクの線速度測定方法
CN106291166A (zh) * 2016-07-26 2017-01-04 成都乐创自动化技术股份有限公司 交流伺服驱动器功能自动检测系统及方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3386021A (en) * 1964-08-28 1968-05-28 Air Force Usa Direct current motor speed control system
US3409814A (en) * 1965-03-17 1968-11-05 Fujitsu Ltd Variable pulse system for controlling dc motor speed by variation of supplied current
US3843914A (en) * 1972-10-30 1974-10-22 Detection Sciences Digital speed control system
DE2257817A1 (de) * 1972-11-25 1974-05-30 Hubertus Wentzell Aufzeichnungs- und wiedergabeverfahren fuer platten-informationstraeger
US4061950A (en) * 1974-08-13 1977-12-06 Victor Company Of Japan, Limited Pulse generating device for regulating the rotational speed of a body
US3950682A (en) * 1974-12-19 1976-04-13 International Business Machines Corporation Digital dc motor velocity control system
US4236050A (en) * 1978-06-30 1980-11-25 Mca Discovision, Inc. System for recovering information from a movable information storage medium having a pilot signal with an aligned phase angle in adjacent tracks
JPS5532139A (en) * 1978-08-30 1980-03-06 Sony Corp Automatic correction circuit for residual error
JPS5671855A (en) * 1979-11-15 1981-06-15 Sony Corp Playback device of disc
JPS5758269A (en) * 1980-09-24 1982-04-07 Sony Corp Device for reproducing disk
DE3140432C2 (de) * 1980-10-13 1985-10-10 Hitachi, Ltd., Tokio/Tokyo Drehzahlregelschaltung
JPS5787371U (ko) * 1980-11-17 1982-05-29
JPS5823361A (ja) * 1981-07-31 1983-02-12 Nec Home Electronics Ltd デイジタル・オ−デイオデイスクの回転サ−ボ信号取出し回路
JPS5864671A (ja) * 1981-10-13 1983-04-18 Sony Corp デイスク再生装置
US4485337A (en) * 1983-05-09 1984-11-27 Control Data Corporation Servo data driven motor speed control

Also Published As

Publication number Publication date
AU564250B2 (en) 1987-08-06
GB8327264D0 (en) 1983-11-16
FR2534726A1 (fr) 1984-04-20
KR910006656B1 (ko) 1991-08-30
FR2534726B1 (fr) 1987-09-25
NL192852C (nl) 1998-03-04
DE3337464A1 (de) 1984-04-19
JPH0512790B2 (ko) 1993-02-18
DE3337464C2 (de) 1998-09-10
NL192852B (nl) 1997-11-03
GB2129981B (en) 1986-07-30
JPS5968872A (ja) 1984-04-18
US4551661A (en) 1985-11-05
GB2129981A (en) 1984-05-23
CA1210499A (en) 1986-08-26
US4652799A (en) 1987-03-24
NL8303555A (nl) 1984-05-01
AU2006083A (en) 1984-04-19

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Date Code Title Description
A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20010731

Year of fee payment: 11

LAPS Lapse due to unpaid annual fee