JPH0453387B2 - - Google Patents

Info

Publication number
JPH0453387B2
JPH0453387B2 JP60047414A JP4741485A JPH0453387B2 JP H0453387 B2 JPH0453387 B2 JP H0453387B2 JP 60047414 A JP60047414 A JP 60047414A JP 4741485 A JP4741485 A JP 4741485A JP H0453387 B2 JPH0453387 B2 JP H0453387B2
Authority
JP
Japan
Prior art keywords
signal
pulse
frequency
pulse signal
output
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
JP60047414A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61207970A (ja
Inventor
Kunihiro Takeuchi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bosch Corp
Original Assignee
Zexel Corp
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 Zexel Corp filed Critical Zexel Corp
Priority to JP60047414A priority Critical patent/JPS61207970A/ja
Priority to US06/837,754 priority patent/US4763025A/en
Priority to KR1019860001743A priority patent/KR900004740B1/ko
Priority to GB8608093A priority patent/GB2188808B/en
Publication of JPS61207970A publication Critical patent/JPS61207970A/ja
Publication of JPH0453387B2 publication Critical patent/JPH0453387B2/ja
Granted legal-status Critical Current

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
    • G01R23/15—Indicating that frequency of pulses is either above or below a predetermined value or within or outside a predetermined range of values, by making use of non-linear or digital elements (indicating that pulse width is above or below a certain limit)
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/005—Circuits for comparing several input signals and for indicating the result of this comparison, e.g. equal, different, greater, smaller (comparing phase or frequency of 2 mutually independent oscillations in demodulators)

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Manipulation Of Pulses (AREA)
JP60047414A 1985-03-12 1985-03-12 周波数判定回路 Granted JPS61207970A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP60047414A JPS61207970A (ja) 1985-03-12 1985-03-12 周波数判定回路
US06/837,754 US4763025A (en) 1985-03-12 1986-03-10 Frequency discrimination circuit
KR1019860001743A KR900004740B1 (ko) 1985-03-12 1986-03-11 주파수 판정회로
GB8608093A GB2188808B (en) 1985-03-12 1986-04-02 Discrimination circuit for discriminating frequency

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60047414A JPS61207970A (ja) 1985-03-12 1985-03-12 周波数判定回路

Publications (2)

Publication Number Publication Date
JPS61207970A JPS61207970A (ja) 1986-09-16
JPH0453387B2 true JPH0453387B2 (en]) 1992-08-26

Family

ID=12774482

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60047414A Granted JPS61207970A (ja) 1985-03-12 1985-03-12 周波数判定回路

Country Status (4)

Country Link
US (1) US4763025A (en])
JP (1) JPS61207970A (en])
KR (1) KR900004740B1 (en])
GB (1) GB2188808B (en])

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991010176A1 (en) * 1989-12-27 1991-07-11 Kabushiki Kaisha Komatsu Seisakusho Device for preventing erroneous operation when the clock is interrupted in a controller
EP1097765A4 (en) * 1999-04-28 2005-02-09 Sumitomo Metal Ind CONTROL OF THE MELTING LEVEL IN CONTINUOUS CASTING
JP2001036400A (ja) 1999-07-23 2001-02-09 Oki Electric Ind Co Ltd 縦続接続型インバータ回路及びリミティングアンプ
TWI489245B (zh) * 2012-12-04 2015-06-21 Univ Nat Cheng Kung 具有能預測因製程與環境變異所造成時序錯誤的嵌入式脈衝時序電路系統

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH477124A (de) * 1967-12-20 1969-08-15 Bosch Gmbh Robert Anordnung zur Steuerung der Schlupffrequenz einer Asynchronmaschine
GB1599459A (en) * 1978-05-30 1981-10-07 Marconi Co Ltd Detection of narrow pulses

Also Published As

Publication number Publication date
KR900004740B1 (ko) 1990-07-05
JPS61207970A (ja) 1986-09-16
GB2188808A (en) 1987-10-07
GB2188808B (en) 1989-12-06
KR860007550A (ko) 1986-10-13
US4763025A (en) 1988-08-09
GB8608093D0 (en) 1986-05-08

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