CH634448A5 - Phase-locked loop with a circuit arrangement for shortening the phase-locking time - Google Patents

Phase-locked loop with a circuit arrangement for shortening the phase-locking time Download PDF

Info

Publication number
CH634448A5
CH634448A5 CH1049278A CH1049278A CH634448A5 CH 634448 A5 CH634448 A5 CH 634448A5 CH 1049278 A CH1049278 A CH 1049278A CH 1049278 A CH1049278 A CH 1049278A CH 634448 A5 CH634448 A5 CH 634448A5
Authority
CH
Switzerland
Prior art keywords
phase
signal
signals
input
output
Prior art date
Application number
CH1049278A
Other languages
German (de)
English (en)
Inventor
Franz Dr Jenik
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of CH634448A5 publication Critical patent/CH634448A5/de

Links

Classifications

    • 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
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • H03L7/197—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division
    • H03L7/199—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop a time difference being used for locking the loop, the counter counting between numbers which are variable in time or the frequency divider dividing by a factor variable in time, e.g. for obtaining fractional frequency division with reset of the frequency divider or the counter, e.g. for assuring initial synchronisation

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Rotational Drive Of Disk (AREA)
CH1049278A 1977-10-26 1978-10-10 Phase-locked loop with a circuit arrangement for shortening the phase-locking time CH634448A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2748075A DE2748075C3 (de) 1977-10-26 1977-10-26 Phasenregelkreis

Publications (1)

Publication Number Publication Date
CH634448A5 true CH634448A5 (en) 1983-01-31

Family

ID=6022338

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1049278A CH634448A5 (en) 1977-10-26 1978-10-10 Phase-locked loop with a circuit arrangement for shortening the phase-locking time

Country Status (7)

Country Link
AT (1) AT371962B (enrdf_load_stackoverflow)
BE (1) BE871568A (enrdf_load_stackoverflow)
CH (1) CH634448A5 (enrdf_load_stackoverflow)
DE (1) DE2748075C3 (enrdf_load_stackoverflow)
FR (1) FR2407505A1 (enrdf_load_stackoverflow)
IT (1) IT1100135B (enrdf_load_stackoverflow)
NL (1) NL7806845A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19840976C1 (de) * 1998-09-08 2000-05-18 Siemens Ag Verfahren zur Erzeugung eines Taktsignals und entsprechender Taktsignalgenerator

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE953880C (de) * 1941-04-22 1956-12-06 Roto Werke Ag Rotationsvervielfaeltiger zum ganzseitigen und zeilen- oder abschnittweisen Vervielfaeltigen
JPS55102553A (en) 1979-01-30 1980-08-05 Sumitomo Chem Co Ltd Substituted phenylurea derivative, its preparation, herbicide and fungicide comprising it as active constituent
FR2448257A1 (fr) * 1979-02-05 1980-08-29 Trt Telecom Radio Electr Dispositif de resynchronisation rapide d'une horloge
DE3537477A1 (de) * 1985-10-22 1987-04-23 Porsche Ag Anordnung zur individuellen anpassung einer seriellen schnittstelle eines datenverarbeitenden systems an eine datenuebertragungsgeschwindigkeit eines kommunikationspartners
AU655482B2 (en) * 1991-07-29 1994-12-22 Smith & Nephew Richards Inc. Forceps

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1469000A (fr) * 1965-12-08 1967-02-10 Thomson Houston Comp Francaise Perfectionnements aux procédés et aux dispositifs de synchronisation
US3921095A (en) * 1974-11-14 1975-11-18 Hewlett Packard Co Startable phase-locked loop oscillator
US4005479A (en) * 1976-01-16 1977-01-25 Control Data Corporation Phase locked circuits
US4017806A (en) * 1976-01-26 1977-04-12 Sperry Rand Corporation Phase locked oscillator
US4017803A (en) * 1976-01-29 1977-04-12 Sperry Rand Corporation Data recovery system resistant to frequency deviations
US4092672A (en) * 1976-11-15 1978-05-30 Rca Corporation Master oscillator synchronizing system
DE2716813C2 (de) * 1977-04-15 1979-01-25 Siemens Ag, 1000 Berlin Und 8000 Muenchen Phasenregelkreis

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19840976C1 (de) * 1998-09-08 2000-05-18 Siemens Ag Verfahren zur Erzeugung eines Taktsignals und entsprechender Taktsignalgenerator

Also Published As

Publication number Publication date
NL7806845A (nl) 1979-05-01
IT1100135B (it) 1985-09-28
ATA757678A (de) 1982-12-15
DE2748075B2 (de) 1979-12-06
DE2748075A1 (de) 1979-05-03
BE871568A (fr) 1979-04-26
FR2407505A1 (fr) 1979-05-25
IT7829073A0 (it) 1978-10-25
FR2407505B1 (enrdf_load_stackoverflow) 1980-10-03
DE2748075C3 (de) 1980-08-07
AT371962B (de) 1983-08-25

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased