FR2333380B1 - - Google Patents

Info

Publication number
FR2333380B1
FR2333380B1 FR7633831A FR7633831A FR2333380B1 FR 2333380 B1 FR2333380 B1 FR 2333380B1 FR 7633831 A FR7633831 A FR 7633831A FR 7633831 A FR7633831 A FR 7633831A FR 2333380 B1 FR2333380 B1 FR 2333380B1
Authority
FR
France
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
FR7633831A
Other versions
FR2333380A1 (fr
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.)
Bendix Corp
Original Assignee
Bendix Corp
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 Bendix Corp filed Critical Bendix Corp
Publication of FR2333380A1 publication Critical patent/FR2333380A1/fr
Application granted granted Critical
Publication of FR2333380B1 publication Critical patent/FR2333380B1/fr
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
    • H03L7/16—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
    • H03L7/183—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 fixed numbers or the frequency divider dividing by a fixed number
    • H03L7/191—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 fixed numbers or the frequency divider dividing by a fixed number using at least two different signals from the frequency divider or the counter for determining the time difference
    • 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
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/095—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using a lock detector
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S331/00—Oscillators
    • Y10S331/02—Phase locked loop having lock indicating or detecting means
FR7633831A 1975-11-28 1976-11-10 Detecteur d'asservissement de phase pour synthetiseur de frequence numerique Granted FR2333380A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/636,349 US3988696A (en) 1975-11-28 1975-11-28 Phase lock detector for digital frequency synthesizer

Publications (2)

Publication Number Publication Date
FR2333380A1 FR2333380A1 (fr) 1977-06-24
FR2333380B1 true FR2333380B1 (fr) 1980-03-21

Family

ID=24551513

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7633831A Granted FR2333380A1 (fr) 1975-11-28 1976-11-10 Detecteur d'asservissement de phase pour synthetiseur de frequence numerique

Country Status (4)

Country Link
US (1) US3988696A (fr)
JP (1) JPS5267551A (fr)
DE (1) DE2649225A1 (fr)
FR (1) FR2333380A1 (fr)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4138650A (en) * 1972-05-15 1979-02-06 Anderson Scott K Phase lock loop
US4110694A (en) * 1975-10-10 1978-08-29 Warren A. Sturm Channel number interface
IT1047373B (it) * 1975-10-16 1980-09-10 Indesit Disposizione per selezionare una frequenza ricevibile in un ricevitore di segnali
JPS5930333B2 (ja) * 1976-09-03 1984-07-26 ソニー株式会社 周波数制御回路
JPS5360150A (en) * 1976-11-10 1978-05-30 Fujitsu Ltd Instantaneous leading-in system for digital phase lock loop
US4201945A (en) * 1977-05-20 1980-05-06 Sanyo Electric Co., Ltd. Phase comparing apparatus
US4355284A (en) * 1977-09-01 1982-10-19 Honeywell Inc. Phase correction system
US4162450A (en) * 1977-12-16 1979-07-24 Gte Laboratories Incorporated Programmable divider
US4166249A (en) * 1978-02-15 1979-08-28 Honeywell Inc. Digital frequency-lock circuit
CA1111114A (fr) * 1978-08-31 1981-10-20 Trevor W. Tucker Division de frequences micro-ondes au moyen de boucles a asservissement de phase
DE2918850C2 (de) * 1979-05-10 1983-05-26 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Verfahren und Schaltungsanordnung zum Erkennen des Regelzustandes einer Phasenregelschleife
US4287480A (en) * 1980-01-10 1981-09-01 Sperry Corporation Phase locked loop out-of-lock detector
US4321555A (en) * 1980-04-16 1982-03-23 King Radio Corporation Universal frequency synthesizer
US4389622A (en) * 1981-09-28 1983-06-21 Honeywell Inc. System for preventing transient induced errors in phase locked loop
DE3170205D1 (en) * 1981-12-10 1985-05-30 Itt Ind Gmbh Deutsche Digital phase/frequency control circuit
US4473805A (en) * 1981-12-14 1984-09-25 Rca Corporation Phase lock loss detector
US4567447A (en) * 1983-06-03 1986-01-28 Zenith Electronics Corporation Auto tuning for an oscillator
US4546486A (en) * 1983-08-29 1985-10-08 General Electric Company Clock recovery arrangement
US4617520A (en) * 1984-01-03 1986-10-14 Motorola, Inc. Digital lock detector for a phase-locked loop
MX157636A (es) * 1984-01-03 1988-12-07 Motorola Inc Mejoras en circuito de sincronizacion de fase digital de frecuencia multiple
US4680779A (en) * 1985-01-14 1987-07-14 David Systems, Inc. Distributed clock synchronization in a digital data switching system
US4653074A (en) * 1985-01-24 1987-03-24 Sperry Corporation Bit sync generator
JPH0770991B2 (ja) * 1986-08-27 1995-07-31 日本電気株式会社 クロツク再生回路
US4759041A (en) * 1987-02-19 1988-07-19 Unisys Corporation Local area network control system synchronization with phase-lock loop
US4940950A (en) * 1988-08-12 1990-07-10 Tel-Instrument Electronics Corporation Frequency synthesis method and apparatus using approximation to provide closely spaced discrete frequencies over a wide range with rapid acquisition
US5319798A (en) * 1990-10-31 1994-06-07 Nec Corporation Radio transceiver having PLL synthesizer
US5301196A (en) * 1992-03-16 1994-04-05 International Business Machines Corporation Half-speed clock recovery and demultiplexer circuit
US5337022A (en) * 1992-11-30 1994-08-09 At&T Bell Laboratories Harmonic lock detector
GB2287592B (en) * 1994-03-18 1998-08-12 Plessey Semiconductors Ltd Phase lock detector
US5805871A (en) * 1995-07-21 1998-09-08 Ricoh Company Ltd. System and method for phase-synchronous, flexible-frequency clocking and messaging
JPH08293790A (ja) * 1995-04-25 1996-11-05 Nec Corp 同期はずれ検出方式
US5909130A (en) * 1996-04-30 1999-06-01 Lucent Technologies Inc. Digital lock detector for phase-locked loop
US5627496A (en) * 1996-06-17 1997-05-06 Lucent Technologies Inc. PLL and phase detection circuit therefor
KR100468693B1 (ko) 1997-10-13 2005-03-16 삼성전자주식회사 안정적으로락상태를판별하는위상락검출회로
TW561694B (en) * 2002-09-13 2003-11-11 Winbond Electronics Corp Phase locked loop operating method and apparatus
US6927635B2 (en) * 2003-08-14 2005-08-09 Toshiba America Electronic Components, Inc. Lock detectors having a narrow sensitivity range

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3659224A (en) * 1970-12-07 1972-04-25 Signetics Corp Temperature stable integrated oscillator
US3893042A (en) * 1973-12-12 1975-07-01 Us Navy Lock indicator for phase-locked loops
DE2412966C3 (de) * 1974-03-18 1979-07-12 Siemens Ag, 1000 Berlin Und 8000 Muenchen Digitale Einrichtung zum Überwachen der Synchronisation bei Trägerfrequenzeinrichtungen
US3956710A (en) * 1974-11-20 1976-05-11 Motorola, Inc. Phase locked loop lock detector and method

Also Published As

Publication number Publication date
FR2333380A1 (fr) 1977-06-24
JPS5267551A (en) 1977-06-04
DE2649225A1 (de) 1977-06-02
US3988696A (en) 1976-10-26

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Legal Events

Date Code Title Description
ST Notification of lapse