DE1964912A1 - Frequenz-Synthesizer - Google Patents

Frequenz-Synthesizer

Info

Publication number
DE1964912A1
DE1964912A1 DE19691964912 DE1964912A DE1964912A1 DE 1964912 A1 DE1964912 A1 DE 1964912A1 DE 19691964912 DE19691964912 DE 19691964912 DE 1964912 A DE1964912 A DE 1964912A DE 1964912 A1 DE1964912 A1 DE 1964912A1
Authority
DE
Germany
Prior art keywords
frequency synthesizer
synthesizer
frequency
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
DE19691964912
Other languages
English (en)
Other versions
DE1964912C3 (de
DE1964912B2 (de
Inventor
Tollefson Robert D
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.)
Collins Radio Co
Original Assignee
Collins Radio Co
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
Priority to US79168669A priority Critical
Application filed by Collins Radio Co filed Critical Collins Radio Co
Publication of DE1964912A1 publication Critical patent/DE1964912A1/de
Publication of DE1964912B2 publication Critical patent/DE1964912B2/de
Application granted granted Critical
Publication of DE1964912C3 publication Critical patent/DE1964912C3/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—BASIC 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
DE19691964912 1969-01-16 1969-12-24 Expired DE1964912C3 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US79168669A true 1969-01-16 1969-01-16

Publications (3)

Publication Number Publication Date
DE1964912A1 true DE1964912A1 (de) 1970-07-30
DE1964912B2 DE1964912B2 (de) 1979-06-07
DE1964912C3 DE1964912C3 (de) 1980-02-07

Family

ID=25154481

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691964912 Expired DE1964912C3 (de) 1969-01-16 1969-12-24

Country Status (6)

Country Link
US (1) US3588732A (de)
JP (1) JPS5023266B1 (de)
DE (1) DE1964912C3 (de)
FR (1) FR2033245B1 (de)
GB (1) GB1253929A (de)
NL (1) NL166368C (de)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2149128A1 (de) * 1970-10-02 1972-05-10 Racal Instruments Ltd Verfahren zur Frequenzsynthese und Normalfrequenzgenerator mit Frequenzsynthese
DE2209385A1 (de) * 1971-03-02 1972-09-07 Thomson Csf
DE2515969A1 (de) * 1974-04-22 1975-10-23 Philips Nv Mehrkanalgenerator
DE2741351A1 (de) * 1977-09-14 1979-03-15 Wandel & Goltermann Digital einstellbarer frequenzerzeuger mit mehreren oszillatoren
WO1981001931A1 (fr) * 1979-12-22 1981-07-09 Debeg Gmbh Installation radio-receptrice et/ou radio-emettrice

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5057568A (de) * 1973-09-21 1975-05-20
FR2256582B1 (de) * 1973-12-27 1976-11-19 Trt Telecom Radio Electr
US4110694A (en) * 1975-10-10 1978-08-29 Warren A. Sturm Channel number interface
US4368437A (en) * 1977-03-07 1983-01-11 Wavetek Indiana, Inc. Wide frequency range signal generator including plural phase locked loops
DE2900612C2 (de) * 1979-01-09 1983-02-24 Hans 8228 Freilassing De Rodler
DE2940482C2 (de) * 1979-10-05 1982-03-04 Siemens Ag, 1000 Berlin Und 8000 Muenchen, De
FR2565440B1 (fr) * 1984-06-01 1986-09-05 Adret Electronique FREQUENCY SYNTHESIZER STAGE COMPRISING TWO PHASE LOCKED LOOPS, THE SECOND OF WHICH MULTIPLIES THE FREQUENCY OF THE FIRST BY A FACTOR NEAR THE UNIT.
US4912432A (en) * 1989-04-17 1990-03-27 Raytheon Company Plural feedback loop digital frequency synthesizer
US4994762A (en) * 1989-11-20 1991-02-19 Motorola, Inc. Multiloop synthesizer with optimal spurious performance
FR2694145B1 (fr) * 1992-07-21 1994-12-09 Sextant Avionique Dispositif pour la conversion d'une grandeur électrique en une fréquence avec possibilité d'autocalibration de ladite conversion.
GB9922573D0 (en) 1999-09-24 1999-11-24 Koninkl Philips Electronics Nv Phase locked loop frequency generating circuit and a receiver using the circuit
ITTO20010083A1 (it) * 2001-01-30 2002-07-30 Marconi Mobile S P A Perfezionamenti in, o relativi a, dispositivi ad anello ad aggancio di fase.
US7579916B1 (en) * 2007-06-04 2009-08-25 Rockwell Collins, Inc. Low noise frequency synthesizer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3168711A (en) * 1962-03-02 1965-02-02 Hewlett Packard Co Beat-frequency oscillator
US3227963A (en) * 1962-03-19 1966-01-04 Beckman Instruments Inc Digital frequency synthesizer having a plurality of cascaded phase-locked digit selector stages

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2149128A1 (de) * 1970-10-02 1972-05-10 Racal Instruments Ltd Verfahren zur Frequenzsynthese und Normalfrequenzgenerator mit Frequenzsynthese
DE2209385A1 (de) * 1971-03-02 1972-09-07 Thomson Csf
DE2515969A1 (de) * 1974-04-22 1975-10-23 Philips Nv Mehrkanalgenerator
DE2741351A1 (de) * 1977-09-14 1979-03-15 Wandel & Goltermann Digital einstellbarer frequenzerzeuger mit mehreren oszillatoren
WO1981001931A1 (fr) * 1979-12-22 1981-07-09 Debeg Gmbh Installation radio-receptrice et/ou radio-emettrice

Also Published As

Publication number Publication date
DE1964912B2 (de) 1979-06-07
US3588732A (en) 1971-06-28
NL7000567A (de) 1970-07-20
FR2033245A1 (de) 1970-12-04
NL166368C (en) 1981-07-15
DE1964912C3 (de) 1980-02-07
FR2033245B1 (de) 1974-09-20
NL166368B (en) 1981-02-16
JPS5023266B1 (de) 1975-08-06
GB1253929A (en) 1971-11-17

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8328 Change in the person/name/address of the agent

Free format text: BROSE, D., DIPL.-ING. RESCH, M., DIPL.-PHYS., PAT.-ANW., 8023 PULLACH

8339 Ceased/non-payment of the annual fee