DK30678A - Digitalt fasesammenligningsapparat - Google Patents

Digitalt fasesammenligningsapparat

Info

Publication number
DK30678A
DK30678A DK30678A DK30678A DK30678A DK 30678 A DK30678 A DK 30678A DK 30678 A DK30678 A DK 30678A DK 30678 A DK30678 A DK 30678A DK 30678 A DK30678 A DK 30678A
Authority
DK
Denmark
Prior art keywords
phase comparison
digital phase
comparison apparatus
digital
phase
Prior art date
Application number
DK30678A
Other languages
English (en)
Inventor
M A G Clark
M J Underhill
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of DK30678A publication Critical patent/DK30678A/da

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R25/00Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03DDEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D13/00Circuits for comparing the phase or frequency of two mutually-independent oscillations
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03DDEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D13/00Circuits for comparing the phase or frequency of two mutually-independent oscillations
    • H03D13/003Circuits for comparing the phase or frequency of two mutually-independent oscillations in which both oscillations are converted by logic means into pulses which are applied to filtering or integrating means
    • H03D13/004Circuits for comparing the phase or frequency of two mutually-independent oscillations in which both oscillations are converted by logic means into pulses which are applied to filtering or integrating means the logic means delivering pulses at more than one terminal, e.g. up and down pulses
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03LAUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00Automatic control of frequency or phase; Synchronisation
    • H03L7/06Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08Details of the phase-locked loop
    • H03L7/085Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/087Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using at least two phase detectors or a frequency and phase detector in the loop
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03LAUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00Automatic control of frequency or phase; Synchronisation
    • H03L7/06Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08Details of the phase-locked loop
    • H03L7/085Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/091Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal the phase or frequency detector using a sampling device

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Measuring Phase Differences (AREA)
DK30678A 1977-01-24 1978-01-20 Digitalt fasesammenligningsapparat DK30678A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2743/77A GB1519933A (en) 1977-01-24 1977-01-24 Digital phase comparison apparatus

Publications (1)

Publication Number Publication Date
DK30678A true DK30678A (da) 1978-07-25

Family

ID=9745053

Family Applications (1)

Application Number Title Priority Date Filing Date
DK30678A DK30678A (da) 1977-01-24 1978-01-20 Digitalt fasesammenligningsapparat

Country Status (13)

Country Link
US (1) US4184122A (da)
JP (1) JPS5393880A (da)
AU (1) AU509618B2 (da)
BE (1) BE863211A (da)
BR (1) BR7800380A (da)
CA (1) CA1110715A (da)
CH (1) CH622391A5 (da)
DE (1) DE2802626C2 (da)
DK (1) DK30678A (da)
FR (1) FR2378304A1 (da)
GB (1) GB1519933A (da)
IT (1) IT1092851B (da)
NL (1) NL174789C (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4410954A (en) * 1980-10-08 1983-10-18 Rockwell International Corporation Digital frequency synthesizer with random jittering for reducing discrete spectral spurs
US4371974A (en) * 1981-02-25 1983-02-01 Rockwell International Corporation NRZ Data phase detector
US4525685A (en) * 1983-05-31 1985-06-25 Spectracom Corp. Disciplined oscillator system with frequency control and accumulated time control
DE3432313A1 (de) * 1984-09-03 1986-03-13 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zum synchronisieren eines signals
JPH0328412Y2 (da) * 1984-12-28 1991-06-19
US4641087A (en) * 1985-02-01 1987-02-03 The United States Of America As Represented By The Department Of Energy Phase comparator apparatus and method
US4864252A (en) * 1988-09-26 1989-09-05 Motorola, Inc. Sample-and-hold phase detector for use in a phase locked loop
US5140278A (en) * 1991-03-11 1992-08-18 California Institute Of Technology Phase-locked loop FM demodulator

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3174090A (en) * 1959-04-27 1965-03-16 Rca Corp Phase responsive motor speed control system
GB951230A (en) * 1961-10-04 1964-03-04 Ferguson Radio Corp Improvements in and relating to frequency control systems
US3430148A (en) * 1966-03-14 1969-02-25 Xerox Corp Phase comparator circuit for providing varying width signal which is a function of phase difference and angle of two input signals
FR1529822A (fr) * 1967-05-09 1968-06-21 Csf Dispositif de mesure de phase
US3588710A (en) * 1968-08-05 1971-06-28 Westinghouse Electric Corp Digital phase detection circuitry
GB1236494A (en) * 1969-06-23 1971-06-23 Marconi Co Ltd Improvements in or relating to phase difference detectors
DE2046990A1 (de) * 1970-09-24 1972-03-30 Bosch Elektronik Gmbh Regelungseinrichtung zum Konstanthalten einer elektrischen Größe
NL7207569A (da) * 1972-06-03 1973-12-05
JPS5650451B2 (da) * 1973-04-24 1981-11-28
GB1436933A (en) * 1974-09-26 1976-05-26 Mullard Ltd Phase and/or frequency comparators
GB1477584A (en) * 1975-10-14 1977-06-22 Mullard Ltd Phase comparator

Also Published As

Publication number Publication date
JPS5751906B2 (da) 1982-11-04
AU3257778A (en) 1979-07-26
GB1519933A (en) 1978-08-02
FR2378304B1 (da) 1983-08-19
DE2802626A1 (de) 1978-07-27
IT1092851B (it) 1985-07-12
DE2802626C2 (de) 1986-07-17
BE863211A (fr) 1978-07-24
AU509618B2 (en) 1980-05-15
BR7800380A (pt) 1978-10-03
NL174789C (nl) 1984-08-01
NL7800705A (nl) 1978-07-26
US4184122A (en) 1980-01-15
CA1110715A (en) 1981-10-13
IT7819505A0 (it) 1978-01-20
CH622391A5 (da) 1981-03-31
FR2378304A1 (fr) 1978-08-18
JPS5393880A (en) 1978-08-17

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment