CA1021030A - Frequency phase comparator - Google Patents

Frequency phase comparator

Info

Publication number
CA1021030A
CA1021030A CA228,506A CA228506A CA1021030A CA 1021030 A CA1021030 A CA 1021030A CA 228506 A CA228506 A CA 228506A CA 1021030 A CA1021030 A CA 1021030A
Authority
CA
Canada
Prior art keywords
phase comparator
frequency phase
frequency
comparator
phase
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
CA228,506A
Other languages
English (en)
Inventor
Thomas H. Perszyk
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of CA1021030A publication Critical patent/CA1021030A/en
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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
    • H03J7/02—Automatic frequency control
    • H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Manipulation Of Pulses (AREA)
  • Measuring Phase Differences (AREA)
CA228,506A 1974-08-05 1975-06-04 Frequency phase comparator Expired CA1021030A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US492953A US3902128A (en) 1974-08-05 1974-08-05 Frequency/phase comparator

Publications (1)

Publication Number Publication Date
CA1021030A true CA1021030A (en) 1977-11-15

Family

ID=23958265

Family Applications (1)

Application Number Title Priority Date Filing Date
CA228,506A Expired CA1021030A (en) 1974-08-05 1975-06-04 Frequency phase comparator

Country Status (5)

Country Link
US (1) US3902128A (OSRAM)
JP (1) JPS5119954A (OSRAM)
CA (1) CA1021030A (OSRAM)
DE (1) DE2527053A1 (OSRAM)
GB (1) GB1519491A (OSRAM)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5374021A (en) * 1976-12-13 1978-07-01 Nippon Gakki Seizo Kk Electronic musical instrument
JPS5540914U (OSRAM) * 1978-09-09 1980-03-15
US4459559A (en) * 1981-11-30 1984-07-10 Rca Corporation Phase frequency detector using shift register
DE3634751A1 (de) * 1986-10-11 1988-04-14 Thomson Brandt Gmbh Phasendiskriminator, insbesondere fuer eine pll-schaltung
US5582540A (en) * 1996-01-22 1996-12-10 National Science Council Of R.O.C Hydrostatic and hydrodynamic polishing tool

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5724699B2 (OSRAM) * 1972-03-08 1982-05-25
US3815042A (en) * 1973-05-21 1974-06-04 H Maunsell Dual mode phase locked loop

Also Published As

Publication number Publication date
DE2527053A1 (de) 1976-02-19
GB1519491A (en) 1978-07-26
JPS5119954A (OSRAM) 1976-02-17
US3902128A (en) 1975-08-26

Similar Documents

Publication Publication Date Title
AU499374B2 (en) Phase comparator
CA995311A (en) Current output frequency and phase comparator
AU501839B2 (en) Frequency synthesiser
CA1020641A (en) Locked oscillator
CA998117A (en) Frequency divider
AU2091076A (en) Digital phase discriminator
AU499125B2 (en) Digital phase comparator
CA1035433A (en) Frequency locking system
CA1034209A (en) Phase detector
CA1021411A (en) Phase locked loop
CA1033016A (en) Frequency divider for high frequencies
CA1007715A (en) Phase and frequency comparator
CA992620A (en) Frequency and phase comparator
CA1021030A (en) Frequency phase comparator
AU470647B2 (en) Phase demodular
HK59879A (en) Visual audio frequency comparator
CA994879A (en) Two reference cavity structure for frequency tracking
CA1028763A (en) Frequency measuring arrangement
AU498990B2 (en) Cyclopentane derivatives
IE41275B1 (en) Microwave frequency phase modulator
SU572894A1 (ru) Кварцевый частотный дискриминатор
CA1012612A (en) Frequency converter
JPS5236072A (en) Frequency comparator
AU479606B2 (en) Frequency synthesizer with pseudo reference phase comparator
AU6569474A (en) Frequency synthesizer with pseudo reference phase comparator