AU456660B2 - Controllable broadband frequency generator - Google Patents

Controllable broadband frequency generator

Info

Publication number
AU456660B2
AU456660B2 AU33701/71A AU3370171A AU456660B2 AU 456660 B2 AU456660 B2 AU 456660B2 AU 33701/71 A AU33701/71 A AU 33701/71A AU 3370171 A AU3370171 A AU 3370171A AU 456660 B2 AU456660 B2 AU 456660B2
Authority
AU
Australia
Prior art keywords
frequency generator
broadband frequency
controllable broadband
controllable
generator
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.)
Expired
Application number
AU33701/71A
Other languages
English (en)
Other versions
AU3370171A (en
Inventor
JACOB FREDERIK RAATGEVER JAN GISBERT DIRK VANDE LEE and ALBERTUS MARINUS MORELEN CORNELIS JOHANNES VAN ELK
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of AU3370171A publication Critical patent/AU3370171A/en
Application granted granted Critical
Publication of AU456660B2 publication Critical patent/AU456660B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/09—Modifications of modulator for regulating the mean frequency
    • H03C3/0908—Modifications of modulator for regulating the mean frequency using a phase locked loop
    • H03C3/0958—Modifications of modulator for regulating the mean frequency using a phase locked loop applying frequency modulation by varying the characteristics of the voltage controlled oscillator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/06—Frequency or rate modulation, i.e. PFM or PRM
AU33701/71A 1970-09-24 1971-09-21 Controllable broadband frequency generator Expired AU456660B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7014066.A NL164164C (nl) 1970-09-24 1970-09-24 Breedbandige regelbare frequentiegenerator.
NLNL7014066 1970-09-24

Publications (2)

Publication Number Publication Date
AU3370171A AU3370171A (en) 1973-03-29
AU456660B2 true AU456660B2 (en) 1975-01-09

Family

ID=19811140

Family Applications (1)

Application Number Title Priority Date Filing Date
AU33701/71A Expired AU456660B2 (en) 1970-09-24 1971-09-21 Controllable broadband frequency generator

Country Status (10)

Country Link
US (1) US3753141A (Direct)
AU (1) AU456660B2 (Direct)
BE (1) BE772952A (Direct)
CA (1) CA940209A (Direct)
CH (1) CH535509A (Direct)
DE (1) DE2144705C3 (Direct)
FR (1) FR2107953B1 (Direct)
GB (1) GB1306670A (Direct)
NL (1) NL164164C (Direct)
SE (1) SE363205B (Direct)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2164007C3 (de) * 1971-12-22 1979-09-06 Siemens Ag, 1000 Berlin Und 8000 Muenchen Schaltung zur digitalen Frequenzeinstellung eines in seiner Frequenz geregelten Oszillators
FR2175671B1 (Direct) * 1972-03-17 1977-04-01 Trt Telecom Radio Electr
US3914760A (en) * 1972-12-20 1975-10-21 Ibm Accurate and stable encoding with low cost circuit elements
GB1509913A (en) * 1974-05-21 1978-05-04 Racal Instruments Ltd Electrical circuit arrangements for converting an input signal of variable frequency to a signal of predetermined mean frequency
US3991382A (en) * 1974-06-11 1976-11-09 Sansui Electric Co., Ltd. Oscillation frequency control device for a local oscillator
US3902019A (en) * 1974-06-14 1975-08-26 Rockwell International Corp Fm broadcast exciter apparatus
US3918006A (en) * 1974-09-27 1975-11-04 Cincinnati Electronics Corp Digital frequency synthesizer including phase locked loop
US4023114A (en) * 1975-09-29 1977-05-10 Rca Corporation Stable wide deviation linear voltage controlled frequency generator
US4205272A (en) * 1977-04-13 1980-05-27 Trio Kabushiki Kaisha Phase-locked loop circuit for use in synthesizer tuner and synthesizer tuner incorporating same
JPS5469018A (en) * 1977-11-11 1979-06-02 Sony Corp Color demodulator circuit
FR2426358A1 (fr) * 1978-05-17 1979-12-14 Trt Telecom Radio Electr Synthetiseur de frequence a division directe a pas apres virgule
DE2932057A1 (de) * 1979-08-07 1981-02-26 Tavkoezlesi Kutato Intezet Traegerversorgungsvorrichtung fuer relaisstationen im mikrowellenbereich
US4419735A (en) * 1981-03-23 1983-12-06 Southern Gas Association Signal source for compressor analog
US4520327A (en) * 1981-06-16 1985-05-28 Roland Myers Oscillator having manual and automatic frequency control
US4608706A (en) * 1983-07-11 1986-08-26 International Business Machines Corporation High-speed programmable timing generator
US5258720A (en) * 1984-03-02 1993-11-02 Itt Corporation Digital sample and hold phase detector
JPS61277211A (ja) * 1985-06-03 1986-12-08 Toshiba Corp 周波数変換装置
US4656431A (en) * 1986-03-06 1987-04-07 Motorola, Inc. Digital frequency discriminator
US6765446B2 (en) * 2002-09-18 2004-07-20 Hewlett-Packard Development Company, L.P. Frequency lock loop having a reloadable counter without rollover
GB2531723B (en) * 2014-10-27 2020-10-21 Atlantic Inertial Systems Ltd Digital controlled VCO for vibrating structure gyroscope

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2490404A (en) * 1947-01-07 1949-12-06 Rca Corp Stabilized oscillation generator
FR1409741A (fr) * 1964-03-27 1965-09-03 Thomson Houston Comp Francaise Perfectionnements aux dispositifs et aux procédés électroniques des systèmes d'asservissement
US3379995A (en) * 1964-04-03 1968-04-23 Gen Dynamics Corp Spectrum controlled frequency synthesizer system
DE1961329B2 (de) * 1969-12-06 1972-06-22 Fa Wandel u Goltermann, 7410 Reut lingen Digital einstellbarer frequenzgeregelter schwingungserzeuger
CH495090A (de) * 1968-08-05 1970-08-15 Siemens Ag Digitale Speicherschaltung
US3514713A (en) * 1968-10-18 1970-05-26 Pacific Technology Inc Variable frequency signal generator with digital automatic frequency stabilization
GB1264903A (Direct) * 1969-07-31 1972-02-23
US3644840A (en) * 1970-05-28 1972-02-22 Ltv Electrosystems Inc Variable frequency control

Also Published As

Publication number Publication date
US3753141A (en) 1973-08-14
NL7014066A (Direct) 1972-03-28
SE363205B (Direct) 1974-01-07
FR2107953B1 (Direct) 1975-08-29
CH535509A (de) 1973-03-31
BE772952A (fr) 1972-03-22
DE2144705A1 (de) 1972-03-30
FR2107953A1 (Direct) 1972-05-12
AU3370171A (en) 1973-03-29
GB1306670A (en) 1973-02-14
CA940209A (en) 1974-01-15
DE2144705B2 (de) 1978-03-23
DE2144705C3 (de) 1982-10-21
NL164164C (nl) 1980-11-17

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