FR2287804A1 - Synthetiseur de frequence a phase verrouillee comportant des moyens pour retablir la stabilite - Google Patents

Synthetiseur de frequence a phase verrouillee comportant des moyens pour retablir la stabilite

Info

Publication number
FR2287804A1
FR2287804A1 FR7530181A FR7530181A FR2287804A1 FR 2287804 A1 FR2287804 A1 FR 2287804A1 FR 7530181 A FR7530181 A FR 7530181A FR 7530181 A FR7530181 A FR 7530181A FR 2287804 A1 FR2287804 A1 FR 2287804A1
Authority
FR
France
Prior art keywords
including means
phase locked
frequency synthesizer
locked frequency
synthesizer including
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
FR7530181A
Other languages
English (en)
French (fr)
Other versions
FR2287804B1 (enExample
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.)
AT&T Inc
Original Assignee
Western Electric Co 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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of FR2287804A1 publication Critical patent/FR2287804A1/fr
Application granted granted Critical
Publication of FR2287804B1 publication Critical patent/FR2287804B1/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
    • H03L7/185—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 a mixer in the loop
FR7530181A 1974-10-07 1975-10-02 Synthetiseur de frequence a phase verrouillee comportant des moyens pour retablir la stabilite Granted FR2287804A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US512537A US3921094A (en) 1974-10-07 1974-10-07 Phase-locked frequency synthesizer with means for restoring stability

Publications (2)

Publication Number Publication Date
FR2287804A1 true FR2287804A1 (fr) 1976-05-07
FR2287804B1 FR2287804B1 (enExample) 1978-05-19

Family

ID=24039519

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7530181A Granted FR2287804A1 (fr) 1974-10-07 1975-10-02 Synthetiseur de frequence a phase verrouillee comportant des moyens pour retablir la stabilite

Country Status (5)

Country Link
US (1) US3921094A (enExample)
JP (1) JPS5164355A (enExample)
CA (1) CA1022632A (enExample)
DE (1) DE2543943A1 (enExample)
FR (1) FR2287804A1 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4039752A (en) * 1975-09-19 1977-08-02 Matsushita Electric Industrial Co., Ltd. Fm four channel stereo signal generator
US4110694A (en) * 1975-10-10 1978-08-29 Warren A. Sturm Channel number interface
JPS5384666A (en) * 1976-12-30 1978-07-26 Alps Electric Co Ltd Pll circuit
US4068173A (en) * 1977-01-03 1978-01-10 Gte Automatic Electric Laboratories Incorporated Frequency stabilized microwave signal source
DE3130711C2 (de) * 1981-08-03 1986-10-23 Siemens AG, 1000 Berlin und 8000 München Phasengeregelter Oszillator
GB2103035B (en) * 1981-08-04 1985-01-23 Marconi Instruments Ltd Frequency synthesisers
CA2071421C (en) * 1991-06-19 2000-08-08 Yoshiaki Kumagai Automatic frequency control circuit
US5315623A (en) * 1992-08-04 1994-05-24 Ford Motor Company Dual mode phase-locked loop
JPH0832833A (ja) * 1994-07-13 1996-02-02 Rohm Co Ltd ビデオシステムパルス生成回路
US6941124B1 (en) 1996-05-13 2005-09-06 Micron Technology, Inc. Method of speeding power-up of an amplifier, and amplifier
US6130602A (en) 1996-05-13 2000-10-10 Micron Technology, Inc. Radio frequency data communications device
US6459726B1 (en) * 1998-04-24 2002-10-01 Micron Technology, Inc. Backscatter interrogators, communication systems and backscatter communication methods
GB2413444B (en) * 2004-04-21 2006-06-21 Motorola Inc Circuits for use in radio communications
US20070013451A1 (en) * 2004-04-21 2007-01-18 Motorola, Inc. Circuits for use in radio communications
US10651861B2 (en) 2018-10-15 2020-05-12 Analog Devices, Inc. Filterless digital phase-locked loop

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1452109A (fr) * 1965-06-30 1966-02-25 Materiel Telephonique Oscillateur variable stabilisé

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3069504A (en) * 1959-10-19 1962-12-18 Nippon Eiectric Company Ltd Multiplex pulse code modulation system
US3586992A (en) * 1969-10-09 1971-06-22 Engineered Data Penpherals Cor Clock generator with frequency control loop containing an oscillatory limiter
FR2117435A5 (enExample) * 1970-12-07 1972-07-21 Matsushita Electric Industrial Co Ltd
US3663762A (en) * 1970-12-21 1972-05-16 Bell Telephone Labor Inc Mobile communication system
US3723888A (en) * 1971-06-14 1973-03-27 Lorain Prod Corp Phase responsive control circuit
JPS4834407A (enExample) * 1971-09-07 1973-05-18
US3729688A (en) * 1971-12-15 1973-04-24 Motorola Inc Oscillator with switchable filter control voltage input for rapidly switching to discrete frequency outputs

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1452109A (fr) * 1965-06-30 1966-02-25 Materiel Telephonique Oscillateur variable stabilisé

Also Published As

Publication number Publication date
CA1022632A (en) 1977-12-13
DE2543943A1 (de) 1976-04-22
US3921094A (en) 1975-11-18
JPS5164355A (enExample) 1976-06-03
FR2287804B1 (enExample) 1978-05-19

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Legal Events

Date Code Title Description
ST Notification of lapse