KR900004740B1 - 주파수 판정회로 - Google Patents

주파수 판정회로 Download PDF

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Publication number
KR900004740B1
KR900004740B1 KR1019860001743A KR860001743A KR900004740B1 KR 900004740 B1 KR900004740 B1 KR 900004740B1 KR 1019860001743 A KR1019860001743 A KR 1019860001743A KR 860001743 A KR860001743 A KR 860001743A KR 900004740 B1 KR900004740 B1 KR 900004740B1
Authority
KR
South Korea
Prior art keywords
signal
pulse
trigger
frequency
pulse signal
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
Application number
KR1019860001743A
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English (en)
Korean (ko)
Other versions
KR860007550A (ko
Inventor
구니히꼬 다께우찌
Original Assignee
지이제루 기기 가부시기 가이샤
모찌즈끼 가즈시게
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 지이제루 기기 가부시기 가이샤, 모찌즈끼 가즈시게 filed Critical 지이제루 기기 가부시기 가이샤
Publication of KR860007550A publication Critical patent/KR860007550A/ko
Application granted granted Critical
Publication of KR900004740B1 publication Critical patent/KR900004740B1/ko
Expired legal-status Critical Current

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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)

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Manipulation Of Pulses (AREA)
KR1019860001743A 1985-03-12 1986-03-11 주파수 판정회로 Expired KR900004740B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP47414 1985-03-12
JP85-47414 1985-03-12
JP60047414A JPS61207970A (ja) 1985-03-12 1985-03-12 周波数判定回路

Publications (2)

Publication Number Publication Date
KR860007550A KR860007550A (ko) 1986-10-13
KR900004740B1 true KR900004740B1 (ko) 1990-07-05

Family

ID=12774482

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860001743A Expired KR900004740B1 (ko) 1985-03-12 1986-03-11 주파수 판정회로

Country Status (4)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5287010A (en) * 1989-12-27 1994-02-15 Masao Hagiwara 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
CH484566A (de) * 1967-12-20 1970-01-15 Bosch Gmbh Robert Einrichtung zum Addieren zweier Impulsfolgen
GB1599459A (en) * 1978-05-30 1981-10-07 Marconi Co Ltd Detection of narrow pulses

Also Published As

Publication number Publication date
US4763025A (en) 1988-08-09
JPS61207970A (ja) 1986-09-16
GB8608093D0 (en) 1986-05-08
KR860007550A (ko) 1986-10-13
JPH0453387B2 (enExample) 1992-08-26
GB2188808B (en) 1989-12-06
GB2188808A (en) 1987-10-07

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