JPS5620735B2 - - Google Patents

Info

Publication number
JPS5620735B2
JPS5620735B2 JP1176673A JP1176673A JPS5620735B2 JP S5620735 B2 JPS5620735 B2 JP S5620735B2 JP 1176673 A JP1176673 A JP 1176673A JP 1176673 A JP1176673 A JP 1176673A JP S5620735 B2 JPS5620735 B2 JP S5620735B2
Authority
JP
Japan
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
JP1176673A
Other versions
JPS4999466A (ja
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 filed Critical
Priority to JP1176673A priority Critical patent/JPS5620735B2/ja
Priority to GB317274A priority patent/GB1455621A/en
Priority to US436514A priority patent/US3908174A/en
Priority to CA191,095A priority patent/CA992620A/en
Priority to DE2403892A priority patent/DE2403892C2/de
Priority to FR7402888A priority patent/FR2215749B1/fr
Priority to NL7401235A priority patent/NL7401235A/xx
Priority to IT19931/74A priority patent/IT1006190B/it
Publication of JPS4999466A publication Critical patent/JPS4999466A/ja
Publication of JPS5620735B2 publication Critical patent/JPS5620735B2/ja
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
    • H03L7/113—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using frequency discriminator

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
JP1176673A 1973-01-29 1973-01-29 Expired JPS5620735B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP1176673A JPS5620735B2 (ja) 1973-01-29 1973-01-29
GB317274A GB1455621A (en) 1973-01-29 1974-01-23 Frequency and phase control apparatus
US436514A US3908174A (en) 1973-01-29 1974-01-25 Frequency and phase comparator
CA191,095A CA992620A (en) 1973-01-29 1974-01-28 Frequency and phase comparator
DE2403892A DE2403892C2 (de) 1973-01-29 1974-01-28 Schaltungsanordnung zur Frequenz- und Phasensteuerung eines Oszillators
FR7402888A FR2215749B1 (ja) 1973-01-29 1974-01-29
NL7401235A NL7401235A (ja) 1973-01-29 1974-01-29
IT19931/74A IT1006190B (it) 1973-01-29 1974-01-29 Comparatore di frequenza e di fase

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1176673A JPS5620735B2 (ja) 1973-01-29 1973-01-29

Publications (2)

Publication Number Publication Date
JPS4999466A JPS4999466A (ja) 1974-09-19
JPS5620735B2 true JPS5620735B2 (ja) 1981-05-15

Family

ID=11787087

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1176673A Expired JPS5620735B2 (ja) 1973-01-29 1973-01-29

Country Status (8)

Country Link
US (1) US3908174A (ja)
JP (1) JPS5620735B2 (ja)
CA (1) CA992620A (ja)
DE (1) DE2403892C2 (ja)
FR (1) FR2215749B1 (ja)
GB (1) GB1455621A (ja)
IT (1) IT1006190B (ja)
NL (1) NL7401235A (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1156199B (it) * 1978-04-18 1987-01-28 Selenia Ind Elettroniche Perfezionamento nei circuiti si sintonia automatica per filtri controllati in tensione mediante controllo di fase digitale
JPS5558634A (en) * 1978-10-25 1980-05-01 Hitachi Ltd Vfo circuit
EP0059773B1 (de) * 1981-03-09 1984-02-01 Deutsche ITT Industries GmbH Digitalschaltung zur Abgabe eines Binärsignals beim Auftreten eines fest vorgegebenen Frequenzverhältnisses zweier Signale und deren Verwendung in Farbfernsehempfängern
JPS5989038A (ja) * 1982-11-12 1984-05-23 Victor Co Of Japan Ltd フエ−ズ・ロツクド・ル−プ回路
US4594564A (en) * 1984-06-11 1986-06-10 Signetics Corporation Frequency detector for use with phase locked loop
DE19619408C2 (de) * 1996-05-14 2002-06-27 Plath Naut Elektron Tech Frequenzsyntheseschaltung mit verkürzten Umschaltzeiten
GB2420667B (en) * 2004-11-26 2008-02-06 Snell & Wilcox Ltd Frequency comparator

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3156874A (en) * 1960-12-16 1964-11-10 Ibm Bidirectional memory and gate synchronzing circuit for a variable frequency oscillator
US3212023A (en) * 1964-05-07 1965-10-12 Collins Radio Co Digital stabilized master oscillator with auxiliary high frequency loop
US3383619A (en) * 1966-12-09 1968-05-14 Navy Usa High speed digital control system for voltage controlled oscillator
US3458823A (en) * 1967-03-20 1969-07-29 Weston Instruments Inc Frequency coincidence detector
DE1801261B2 (de) * 1968-10-04 1973-05-03 Siemens AG, 1000 Berlin u. 8000 München Anordnung zum erzeugen von taktimpulsen
US3619804A (en) * 1969-01-23 1971-11-09 Wilcox Electric Co Inc Frequency discriminator using an intermittently phase-locked loop
JPS4933541B1 (ja) * 1969-05-07 1974-09-07
US3586992A (en) * 1969-10-09 1971-06-22 Engineered Data Penpherals Cor Clock generator with frequency control loop containing an oscillatory limiter
US3611175A (en) * 1970-03-26 1971-10-05 Sylvania Electric Prod Search circuit for frequency synthesizer
US3703686A (en) * 1971-09-17 1972-11-21 Hekimian Laboratories Inc Phase lock loop and frequency discriminator employed therein

Also Published As

Publication number Publication date
FR2215749B1 (ja) 1978-02-17
DE2403892A1 (de) 1974-09-05
NL7401235A (ja) 1974-07-31
CA992620A (en) 1976-07-06
IT1006190B (it) 1976-09-30
GB1455621A (en) 1976-11-17
US3908174A (en) 1975-09-23
FR2215749A1 (ja) 1974-08-23
DE2403892C2 (de) 1987-01-08
JPS4999466A (ja) 1974-09-19

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