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KR920001206A - 펄스위치계측형 계기구동회로 - Google Patents

펄스위치계측형 계기구동회로 Download PDF

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Publication number
KR920001206A
KR920001206A KR1019910010896A KR910010896A KR920001206A KR 920001206 A KR920001206 A KR 920001206A KR 1019910010896 A KR1019910010896 A KR 1019910010896A KR 910010896 A KR910010896 A KR 910010896A KR 920001206 A KR920001206 A KR 920001206A
Authority
KR
South Korea
Prior art keywords
pulse
position measuring
pulse position
latch signal
control means
Prior art date
Application number
KR1019910010896A
Other languages
English (en)
Other versions
KR950014500B1 (ko
Inventor
요시히토 나카무라
Original Assignee
아오이 죠이치
가부시키가이샤 도시바
다케다이 마사다카
도시바 마이크로 일렉트로닉스 가부시키가이샤
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 아오이 죠이치, 가부시키가이샤 도시바, 다케다이 마사다카, 도시바 마이크로 일렉트로닉스 가부시키가이샤 filed Critical 아오이 죠이치
Publication of KR920001206A publication Critical patent/KR920001206A/ko
Application granted granted Critical
Publication of KR950014500B1 publication Critical patent/KR950014500B1/ko

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/10—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into a train of pulses, which are then counted, i.e. converting the signal into a square wave
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/02—Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration
    • G01R29/027—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values
    • G01R29/0276—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values the pulse characteristic being rise time

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Distances Traversed On The Ground (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)

Abstract

내용 없음

Description

펄스위치계측형 계기구동회로
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 1실시예에 따른 구성을 나타낸 블럭도,
제2도는 본 발명의 회로에 있어서 데이터제어동작을 나타낸 흐름도,
제3도는 본 발명의 자동차등의 스피드메터의 지침제어에 실시한 타이밍도.

Claims (2)

  1. 외부에서 입력되는 펄스의 엣지마다 랫치신호를 출력함과 더불어 엣지사이의 폭의 시간량을 계측하는 펄스위치계측수단(12, 13)과, 상기 펄스가 소정시간이하에서 소정의 숫자로 입력되는 것을 검출하는 펄스검출수단(15, 16, 17), 상기 펄스검출수단(15, 16, 17)의 검출로부터 계속해서 상기 소정시간 이상의 경과한 후 다음의 펄스가 입력되는 상기 펄스위치계측수단(12, 13)의 실행중에 끼어들기랫치신호를 발생하는 끼어들기제어수단(18, 19, 20), 상기 펄스위치계측수단(12, 13)에서 발생된 랫치신호와 끼어들기제어수단(18, 19, 20)에서 발생된 끼어들기 랫치신호로 형성되는 랫치신호사이마다 상기 펄스위치계측수단(12, 13)에서의 시간량에 따라 계기, 지침의 위치를 결정하기 위한 계측데이터를 출력하는 데이터제어수단(14)를 구비하여 구성된 것을 특징으로 하는 펄스위치계측형 계기구동회로.
  2. 제1항에 있어서, 상기 끼어들기제어수단(18, 19, 20)에 의해 끼어들기 랫치신호가 발생된 후 일정시간내에서는 상기 펄스위치계측수단(12, 13)에 의해 펄스의 엣지가 검출되어 랫치신호가 발생되지 않도록 하는 타이머제어수단(21)을 갖추고 있고, 이 타이머제어수단(21)에 의해 상기 일정시간내에서는 상기 계측데이터가 무효로 되는 것을 특징으로 하는 펄스위치계측형 계기구동회로.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910010896A 1990-06-28 1991-06-28 펄스위치계측형 계기구동회로 KR950014500B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2171214A JP2549751B2 (ja) 1990-06-28 1990-06-28 パルス位置計測型計器駆動回路
JP2-171214 1990-06-28
JP02-171214 1990-06-28

Publications (2)

Publication Number Publication Date
KR920001206A true KR920001206A (ko) 1992-01-30
KR950014500B1 KR950014500B1 (ko) 1995-12-02

Family

ID=15919154

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910010896A KR950014500B1 (ko) 1990-06-28 1991-06-28 펄스위치계측형 계기구동회로

Country Status (3)

Country Link
US (1) US5138639A (ko)
JP (1) JP2549751B2 (ko)
KR (1) KR950014500B1 (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2995097B2 (ja) * 1991-02-22 1999-12-27 東芝テック株式会社 位置検出装置
JPH08289594A (ja) * 1995-02-15 1996-11-01 Nippondenso Co Ltd ステップモータの駆動制御方法とその装置
US6219624B1 (en) 1998-08-03 2001-04-17 Visteon Global Technologies, Inc. Synchronous timer vehicle speed measurement
JP2006234514A (ja) * 2005-02-23 2006-09-07 Mitsubishi Heavy Ind Ltd 回転速度検出装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52102059A (en) * 1976-02-20 1977-08-26 Okuma Machinery Works Ltd Positionndetecting system
JPS57206862A (en) * 1981-06-16 1982-12-18 Honda Motor Co Ltd Meter for vehicle
US4881248A (en) * 1986-08-28 1989-11-14 Nec Corporation Counter circuit provided with means for reading out counted data by read-command signal applied asynchronously with clock signals to be counted
JP2536291B2 (ja) * 1987-03-04 1996-09-18 日本電装株式会社 速度測定装置
JP2549522B2 (ja) * 1987-07-08 1996-10-30 自動車機器株式会社 車速測定方法
JPH01316664A (ja) * 1988-06-17 1989-12-21 Nissan Motor Co Ltd ディジタル式速度計
JPH0675077B2 (ja) * 1988-11-24 1994-09-21 ローム株式会社 メータ駆動装置

Also Published As

Publication number Publication date
US5138639A (en) 1992-08-11
KR950014500B1 (ko) 1995-12-02
JP2549751B2 (ja) 1996-10-30
JPH0460468A (ja) 1992-02-26

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