KR860007784A - 위상 비교기 - Google Patents

위상 비교기 Download PDF

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Publication number
KR860007784A
KR860007784A KR1019860001864A KR860001864A KR860007784A KR 860007784 A KR860007784 A KR 860007784A KR 1019860001864 A KR1019860001864 A KR 1019860001864A KR 860001864 A KR860001864 A KR 860001864A KR 860007784 A KR860007784 A KR 860007784A
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KR
South Korea
Prior art keywords
signal
phase
pulse
generating
predetermined
Prior art date
Application number
KR1019860001864A
Other languages
English (en)
Other versions
KR900000994B1 (ko
Inventor
다까시 오까노
Original Assignee
파이오니아 가부시끼가이샤
마쓰모도 세이야
파이오니아 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 파이오니아 가부시끼가이샤, 마쓰모도 세이야, 파이오니아 가부시끼 가이샤 filed Critical 파이오니아 가부시끼가이샤
Publication of KR860007784A publication Critical patent/KR860007784A/ko
Application granted granted Critical
Publication of KR900000994B1 publication Critical patent/KR900000994B1/ko

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/22—Circuits having more than one input and one output for comparing pulses or pulse trains with each other according to input signal characteristics, e.g. slope, integral
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • 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
    • G11B19/28—Speed controlling, regulating, or indicating
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
    • H03D13/005—Circuits for comparing the phase or frequency of two mutually-independent oscillations in which one of the oscillations is, or is converted into, a signal having a special waveform, e.g. triangular
    • H03D13/006—Circuits for comparing the phase or frequency of two mutually-independent oscillations in which one of the oscillations is, or is converted into, a signal having a special waveform, e.g. triangular and by sampling this signal by narrow pulses obtained from the second oscillation
    • 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
    • Y10S388/91—Operational/differential amplifier
    • 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

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Rotational Drive Of Disk (AREA)
  • Feedback Control In General (AREA)
  • Control Of Velocity Or Acceleration (AREA)
  • Manipulation Of Pulses (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)

Abstract

내용 없음

Description

위상 비교기
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제5도는 본 발명에 의한 위상 비교기의 1실시예를 도시한 블록도.
제6도 내지 제8도는 제5도의 회로의 동작 파형도.
* 도면의 주요부분에 대한 부호의 설명
1:기준발진기, 2,17:모노스테이블 멀티바이브레이터, 3,8:콘덴서, 4,7,21:스위치, 11:샘플펄스발생기, 13:1/N 분주 카운터.

Claims (4)

  1. 경사상 신호를 발생하는 경사상 신호 발생수단과, 상기 경사상 신호의 레벨을 위상 비교할 소정신호에 동기한 샘플 펄스에 의하여 샘플호울드하여, 이 호울드 출력을 위상 에러신호로 하는 위상 비교기로서, 전기 경사상 신호 발생수단은 소정주파수의 기준신호를 발생하는 기준발진기와, 상기 기준신호를 분주하는 분주수단과, 상기 샘플 펄스의 위상이 상기 경사상 신호의 수정구간에서 벗어난 것을 검출하는 검출 수단과 이 검출출력에 응답하여 소정시간의 펄스폭을 갖는 시이트 펄스를 발생하는 수단과, 상기 시프트 펄스의 발생기간만 상기 분주수단으로서의 상기 기준신호의 공급을 정지하는 게이트수단을 갖추고, 상기 분주수단의 출력펄스에 의거하여 상기 경사상 신호를 발생하는 것을 특징으로 하는 위상비교기.
  2. 제1항에 있어서, 상기 경사상 신호 발생수단은 상기 분주수단의 출력펄스 또는 상기 시프트 펄스에 의거하여 상기 경사상 신호를 발생하는 것을 특징으로 하는 위상 비교기.
  3. 제1항에 있어서, 상기 소정시간은 상기 소정신호의 주파수가 기준주파수에 대하여 높은 경우와 낮은 경우에 따라 다른 것을 특징으로 하는 위상 비교기.
  4. 제1항에 있어서, 상기 검출수단은 상기 위상에러 신호의 진폭이 소정범위를 넘은 때에 검출출력을 발생하는 윈드 콤퍼레이터인 것을 특징으로 하는 위상 비교기.
    ※참고사항：최초출원 내용에 의하여 공개하는 것임.
KR1019860001864A 1985-03-16 1986-03-14 위상 비교기 KR900000994B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP60052855A JPS61211711A (ja) 1985-03-16 1985-03-16 位相比較器
JP60-52855 1985-03-16
JP52855 1985-03-16

Publications (2)

Publication Number Publication Date
KR860007784A true KR860007784A (ko) 1986-10-17
KR900000994B1 KR900000994B1 (ko) 1990-02-23

Family

ID=12926471

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860001864A KR900000994B1 (ko) 1985-03-16 1986-03-14 위상 비교기

Country Status (5)

Country Link
US (1) US4734630A (ko)
JP (1) JPS61211711A (ko)
KR (1) KR900000994B1 (ko)
DE (1) DE3608632A1 (ko)
GB (1) GB2174260A (ko)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3874017D1 (de) * 1987-06-25 1992-10-01 Siemens Ag Schaltungsanordnung zur steuerung der drehzahl eines gleichstromkleinstmotors.
JPS6469282A (en) * 1987-09-07 1989-03-15 Yamaha Corp Error detection circuit for variable servo controller
JPH01128262A (ja) * 1987-11-13 1989-05-19 Teac Corp デイスク装置
US4843288A (en) * 1988-03-28 1989-06-27 Rigidyne Corporation Phase locked motor control system for multiple disk drive units
US4864252A (en) * 1988-09-26 1989-09-05 Motorola, Inc. Sample-and-hold phase detector for use in a phase locked loop
CN1068473C (zh) * 1994-04-07 2001-07-11 Rca.汤姆森许可公司 锁相环的鉴相器
TW476184B (en) * 2000-08-10 2002-02-11 Prolific Technology Inc Base frequency generation method of pulse width modulation independent of voltage

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3487458A (en) * 1968-04-25 1969-12-30 Gilford Instr Labor Inc Pulse repetition rate servo system
CH518555A (de) * 1970-02-05 1972-01-31 Bbc Brown Boveri & Cie Verfahren zur eindeutigen Bestimmung der Phasenverschiebung zwischen zwei periodischen, in ihrer Frequenz gleichen oder nahezu gleichen elektrischen Signalen
US4511830A (en) * 1978-08-29 1985-04-16 Canon Kabushiki Kaisha Servo control apparatus
DE2932745C2 (de) * 1979-08-13 1986-06-19 Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka Digitaler Frequenz- und Phasenvergleicher
US4378519A (en) * 1980-09-15 1983-03-29 Xerox Corporation Transducer system with increased tracking capability
DE3365787D1 (en) * 1982-03-18 1986-10-09 Sanyo Electric Co Speed control circuit for motor
JPS6047515A (ja) * 1983-08-26 1985-03-14 Victor Co Of Japan Ltd 同期引込判別回路
JPS60106381A (ja) * 1983-11-14 1985-06-11 Victor Co Of Japan Ltd 磁気記録再生装置のモ−タサ−ボ回路
JPS60210025A (ja) * 1984-04-03 1985-10-22 Pioneer Electronic Corp 位相比較器

Also Published As

Publication number Publication date
JPH033307B2 (ko) 1991-01-18
US4734630A (en) 1988-03-29
DE3608632A1 (de) 1986-11-13
GB2174260A (en) 1986-10-29
GB8606492D0 (en) 1986-04-23
KR900000994B1 (ko) 1990-02-23
JPS61211711A (ja) 1986-09-19
DE3608632C2 (ko) 1989-10-12

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