SE7504477L - Multikanalgenerator. - Google Patents

Multikanalgenerator.

Info

Publication number
SE7504477L
SE7504477L SE7504477A SE7504477A SE7504477L SE 7504477 L SE7504477 L SE 7504477L SE 7504477 A SE7504477 A SE 7504477A SE 7504477 A SE7504477 A SE 7504477A SE 7504477 L SE7504477 L SE 7504477L
Authority
SE
Sweden
Prior art keywords
divider
adjustable
phase
oscillator
frequency
Prior art date
Application number
SE7504477A
Other languages
Unknown language ( )
English (en)
Other versions
SE398583B (sv
Inventor
J Noordanus
M M A A G Verstraelen
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of SE7504477L publication Critical patent/SE7504477L/sv
Publication of SE398583B publication Critical patent/SE398583B/sv

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
    • H03L7/22—Indirect 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
    • H03L7/23—Indirect 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)
SE7504477A 1974-04-22 1975-04-18 Multikanalgenrator SE398583B (sv)

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
SE7504477L true SE7504477L (sv) 1975-10-23
SE398583B SE398583B (sv) 1977-12-27

Family

ID=19821199

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7504477A SE398583B (sv) 1974-04-22 1975-04-18 Multikanalgenrator

Country Status (12)

Country Link
US (1) US3956703A (sv)
JP (1) JPS5317851B2 (sv)
AU (1) AU497169B2 (sv)
BE (1) BE828231A (sv)
CA (1) CA1032620A (sv)
CH (1) CH585485A5 (sv)
DE (1) DE2515969C3 (sv)
FR (1) FR2268391B1 (sv)
GB (1) GB1502988A (sv)
IT (1) IT1037441B (sv)
NL (1) NL163396C (sv)
SE (1) SE398583B (sv)

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
WO1981001931A1 (en) * 1979-12-22 1981-07-09 Debeg Gmbh Radio-receiver and/or radio-transmitter station
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 (sv) * 1971-06-14 1973-01-26 Dassault Electronique

Also Published As

Publication number Publication date
NL163396C (nl) 1980-08-15
CH585485A5 (sv) 1977-02-28
CA1032620A (en) 1978-06-06
FR2268391A1 (sv) 1975-11-14
BE828231A (fr) 1975-10-22
AU497169B2 (en) 1978-12-07
AU8033575A (en) 1976-10-28
DE2515969A1 (de) 1975-10-23
JPS50147261A (sv) 1975-11-26
SE398583B (sv) 1977-12-27
NL163396B (nl) 1980-03-17
GB1502988A (en) 1978-03-08
IT1037441B (it) 1979-11-10
JPS5317851B2 (sv) 1978-06-12
NL7405404A (nl) 1975-10-24
US3956703A (en) 1976-05-11
FR2268391B1 (sv) 1980-08-29
DE2515969C3 (de) 1981-07-02
DE2515969B2 (de) 1977-04-28

Similar Documents

Publication Publication Date Title
SE7504477L (sv) Multikanalgenerator.
DK0521859T3 (da) Faselåssløjfe-frekvenssyntheziser med hård begrænser drevet af en direkte digital synthesizer
SE8604662L (sv) Anordning for frekvenssyntetisering
GB1253929A (en) Improvements in and relating to a frequency synthesizer
KR910013683A (ko) Rf 변조기
EP0147897A3 (en) Phase-locked loop capable of generating a plurality of stable frequency signals
SE7707116L (sv) Anordning for fasreglering av en oscillator
CH619832GA3 (sv)
US3435367A (en) Digitally controlled frequency synthesizer
NO178050C (no) FM demodulator med faselåst slöyfe
GB1447418A (en) Frequency synthesiser
US3202930A (en) Apparatus for frequency synthesis
FR2330198A1 (fr) Dispositif a oscillateurs a frequence variable
SE8703143L (sv) Anordning foer frekvenssyntes i ett radiosystem foer frekvenshopp
GB1366790A (en) Device for multiplying a frequencyincrement
ES426500A1 (es) Un circuito para generar frecuencias de canal.
US3448401A (en) Digital frequency synthesizer eliminating high speed counters
GB1289028A (sv)
GB1395604A (en) Frequency synthesizer with multiple control loops
US3838354A (en) Frequency synthesizer having three control loops
DK224688D0 (da) Oscillatorindretning til frembringelse af mindst to forskellige frekvenser
SU389608A1 (ru) Синтезатор частоты
FR2388437A1 (fr) Synthetiseur de frequence a deux boucles d'asservissement de phase imbriquees
JPS55112044A (en) Microwave phase control type oscillator
JPS5475979A (en) Pll control circuit

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 7504477-6

Effective date: 19941110

Format of ref document f/p: F