JPS50147261A - - Google Patents

Info

Publication number
JPS50147261A
JPS50147261A JP50048533A JP4853375A JPS50147261A JP S50147261 A JPS50147261 A JP S50147261A JP 50048533 A JP50048533 A JP 50048533A JP 4853375 A JP4853375 A JP 4853375A JP S50147261 A JPS50147261 A JP S50147261A
Authority
JP
Japan
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
JP50048533A
Other languages
Japanese (ja)
Other versions
JPS5317851B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
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 filed Critical
Publication of JPS50147261A publication Critical patent/JPS50147261A/ja
Publication of JPS5317851B2 publication Critical patent/JPS5317851B2/ja
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03LAUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00Automatic control of frequency or phase; Synchronisation
    • H03L7/06Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/22Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop
    • H03L7/23Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using more than one loop with pulse counters or frequency dividers

Landscapes

  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Manipulation Of Pulses (AREA)
JP4853375A 1974-04-22 1975-04-21 Expired JPS5317851B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7405404.A NL163396C (nl) 1974-04-22 1974-04-22 Meerkanaalgenerator.

Publications (2)

Publication Number Publication Date
JPS50147261A true JPS50147261A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-11-26
JPS5317851B2 JPS5317851B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-06-12

Family

ID=19821199

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4853375A Expired JPS5317851B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-04-22 1975-04-21

Country Status (12)

Country Link
US (1) US3956703A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5317851B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (1) AU497169B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE828231A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1032620A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH585485A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2515969C3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2268391B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1502988A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IT (1) IT1037441B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL163396C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SE (1) SE398583B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2741351C2 (de) * 1977-09-14 1983-12-08 Wandel & Goltermann Gmbh & Co, 7412 Eningen Digital einstellbarer Frequenzerzeuger mit mehreren Oszillatoren
FR2412981A1 (fr) * 1977-12-23 1979-07-20 Adret Electronique Synthetiseur de frequence a boucles multiples d'asservissement de phase, agence de facon a eviter toute discontinuite de frequence ou d'amplitude dans une large gamme de variation de frequence
DE2910727C2 (de) * 1979-03-19 1983-11-03 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur Modulation der Phase einer Trägerschwingung
EP0033390A1 (de) * 1979-12-27 1981-08-12 DEBEG GmbH Durchstimmbarer Radioempfänger und Radiosender
DE3046486C2 (de) * 1980-12-10 1984-03-22 Wandel & Goltermann Gmbh & Co, 7412 Eningen Verfahren zum Vermindern des Rauschens eines digital einstellbaren Frequenzerzeugers und danach arbeitender Frequenzerzeuger
DE3231564A1 (de) * 1982-08-25 1984-03-01 Siemens AG, 1000 Berlin und 8000 München Funksystem
US4494073A (en) * 1982-09-27 1985-01-15 Cubic Corporation Frequency generator using composite digitally controlled oscillators
US4785260A (en) * 1986-03-18 1988-11-15 International Mobile Machines Corporation Frequency synthesizer for broadcast telephone system having multiple assignable frequency channels
DE3772177D1 (de) * 1986-12-18 1991-09-19 Siemens Ag Albis Frequenzsynthetisierer.
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
US4912432A (en) * 1989-04-17 1990-03-27 Raytheon Company Plural feedback loop digital frequency synthesizer
DE4139342A1 (de) * 1991-11-29 1993-06-03 Sel Alcatel Ag Frequenzsynthetisierer
US5267182A (en) * 1991-12-31 1993-11-30 Wilke William G Diophantine synthesizer
EP0595377A1 (en) * 1992-10-29 1994-05-04 MIZAR S.p.A. Frequency synthesis system for generating microwave oscillations
GB2320629B (en) * 1996-12-23 2001-04-25 Nokia Mobile Phones Ltd A radio transmitter and phase locked loop therefor
GB2340679B (en) * 1998-08-17 2001-11-28 Ericsson Telefon Ab L M Frequency synthesis
GB2354383A (en) * 1999-09-17 2001-03-21 Sony Uk Ltd Dual loop phase-locked loop
KR100382590B1 (ko) * 2001-06-14 2003-05-09 (주)유피텍 다중 신호 발생장치
US8378751B2 (en) * 2009-02-13 2013-02-19 Qualcomm Incorporated Frequency synthesizer with multiple tuning loops

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3331035A (en) * 1965-08-23 1967-07-11 Sanders Associates Inc Frequency synthesizer
US3588732A (en) * 1969-01-16 1971-06-28 Collins Radio Co Frequency synthesizer
GB1372188A (en) * 1970-10-02 1974-10-30 Racal Instruments Ltd Frequency synthesizers
US3701027A (en) * 1971-04-15 1972-10-24 Bunker Ramo Digital frequency synthesizer
US3665323A (en) * 1971-05-10 1972-05-23 Collins Radio Co Proportional digital control for radio frequency synthesizers
FR2142134A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1971-06-14 1973-01-26 Dassault Electronique

Also Published As

Publication number Publication date
DE2515969B2 (de) 1977-04-28
BE828231A (fr) 1975-10-22
IT1037441B (it) 1979-11-10
FR2268391A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-11-14
CA1032620A (en) 1978-06-06
FR2268391B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-08-29
SE398583B (sv) 1977-12-27
DE2515969A1 (de) 1975-10-23
NL163396B (nl) 1980-03-17
CH585485A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1977-02-28
SE7504477L (sv) 1975-10-23
DE2515969C3 (de) 1981-07-02
US3956703A (en) 1976-05-11
NL163396C (nl) 1980-08-15
AU8033575A (en) 1976-10-28
GB1502988A (en) 1978-03-08
JPS5317851B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-06-12
AU497169B2 (en) 1978-12-07
NL7405404A (nl) 1975-10-24

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