ES523694A0 - Un dispositivo de control de frecuencia de un reloj sobre una senal exterior. - Google Patents

Un dispositivo de control de frecuencia de un reloj sobre una senal exterior.

Info

Publication number
ES523694A0
ES523694A0 ES523694A ES523694A ES523694A0 ES 523694 A0 ES523694 A0 ES 523694A0 ES 523694 A ES523694 A ES 523694A ES 523694 A ES523694 A ES 523694A ES 523694 A0 ES523694 A0 ES 523694A0
Authority
ES
Spain
Prior art keywords
control device
clock frequency
frequency control
external signal
external
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.)
Granted
Application number
ES523694A
Other languages
English (en)
Spanish (es)
Other versions
ES8502585A1 (es
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES8502585A1 publication Critical patent/ES8502585A1/es
Publication of ES523694A0 publication Critical patent/ES523694A0/es
Granted legal-status Critical Current

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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/14—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail
    • H03L7/146—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail by using digital means for generating the oscillator control signal
    • H03L7/148—Details of the phase-locked loop for assuring constant frequency when supply or correction voltages fail by using digital means for generating the oscillator control signal said digital means comprising a counter or a divider
    • 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
ES523694A 1982-06-30 1983-06-29 Un dispositivo de control de frecuencia de un reloj sobre una senal exterior. Granted ES523694A0 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8211451A FR2529733A1 (fr) 1982-06-30 1982-06-30 Dispositif d'asservissement, en frequence, d'une horloge sur un signal exterieur de frequence moyenne tres precise mais comportant une gigue importante

Publications (2)

Publication Number Publication Date
ES8502585A1 ES8502585A1 (es) 1984-10-01
ES523694A0 true ES523694A0 (es) 1984-10-01

Family

ID=9275545

Family Applications (1)

Application Number Title Priority Date Filing Date
ES523694A Granted ES523694A0 (es) 1982-06-30 1983-06-29 Un dispositivo de control de frecuencia de un reloj sobre una senal exterior.

Country Status (4)

Country Link
BE (1) BE897171A (fr)
ES (1) ES523694A0 (fr)
FR (1) FR2529733A1 (fr)
GB (1) GB2122822B (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3526363A1 (de) * 1985-07-19 1987-01-22 Siemens Ag Verfahren zum herstellen eines einstellbaren frequenzgenerators
GB2199708B (en) * 1986-11-01 1991-05-01 Storno As Digital automatic frequency control
US4817150A (en) * 1987-08-31 1989-03-28 Rca Licensing Corporation Oscillator frequency control arrangement for a stereo decoder
US4855683A (en) * 1987-11-18 1989-08-08 Bell Communications Research, Inc. Digital phase locked loop with bounded jitter
FR2624673A1 (fr) * 1987-12-15 1989-06-16 Milon Jean Oscillateur a commande numerique, utilisant un element commutable, application a la realisation de dispositifs de recuperation du rythme et de la phase d'un signal numerique
DE3912838A1 (de) * 1989-04-19 1990-10-25 Thomson Brandt Gmbh Pll-schaltung zum erzeugen eines taktsignals in einem recorder
GB2239146A (en) * 1989-12-13 1991-06-19 Martin Greenwood Digital mobile communications clock extractor
US5517685A (en) * 1993-04-27 1996-05-14 Matsushita Electric Industrial Co., Ltd. PLL circuit having a multiloop, and FM receiving method and apparatus able to utilize the same
US5625358A (en) * 1993-09-13 1997-04-29 Analog Devices, Inc. Digital phase-locked loop utilizing a high order sigma-delta modulator
US5483201A (en) * 1993-09-30 1996-01-09 At&T Corp. Synchronization circuit using a high speed digital slip counter
JP3275222B2 (ja) * 1994-03-04 2002-04-15 富士通株式会社 位相同期発振器
US5732002A (en) * 1995-05-23 1998-03-24 Analog Devices, Inc. Multi-rate IIR decimation and interpolation filters
EP0987820A3 (fr) * 1995-10-13 2002-11-20 Pioneer Electronic Corporation Récepteur et un syntoniseur à synthétiseur de fréquences
FR2755552B1 (fr) * 1996-11-06 1999-01-08 Telediffusion Fse Dispositif de recopie d'un signal d'horloge d'entree a frequence non continue
US6124764A (en) * 1999-01-22 2000-09-26 Telefonaktiebolaget Lm Ericsson Stable low-power oscillator

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3562661A (en) * 1969-01-15 1971-02-09 Ibm Digital automatic phase and frequency control system
GB1268322A (en) * 1970-10-19 1972-03-29 Mullard Ltd Automatic frequency control system
SE384956B (sv) * 1975-06-17 1976-05-24 Ericsson Telefon Ab L M Anordning for frekvensreglering av en oscillatorkrets
CH615789A5 (fr) * 1976-06-24 1980-02-15 Oscilloquartz Sa
US4069462A (en) * 1976-12-13 1978-01-17 Data General Corporation Phase-locked loops
DE2743252A1 (de) * 1977-09-26 1979-04-05 Siemens Ag Verfahren zur synchronisierung von in vermittlungsstellen eines fernmeldenetzes vorgesehenen amtstaktgebern
GB2057214B (en) * 1979-08-27 1983-12-07 Rca Corp Tuning system

Also Published As

Publication number Publication date
FR2529733A1 (fr) 1984-01-06
GB2122822A (en) 1984-01-18
ES8502585A1 (es) 1984-10-01
GB8311449D0 (en) 1983-06-02
GB2122822B (en) 1986-10-01
BE897171A (fr) 1984-01-02

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