SE7710219L - Anordning i ett radarsystem for lasning av en lokaloscillator till avsett frekvensband - Google Patents

Anordning i ett radarsystem for lasning av en lokaloscillator till avsett frekvensband

Info

Publication number
SE7710219L
SE7710219L SE7710219A SE7710219A SE7710219L SE 7710219 L SE7710219 L SE 7710219L SE 7710219 A SE7710219 A SE 7710219A SE 7710219 A SE7710219 A SE 7710219A SE 7710219 L SE7710219 L SE 7710219L
Authority
SE
Sweden
Prior art keywords
signal
detector
frequency
local oscillator
output signal
Prior art date
Application number
SE7710219A
Other languages
Unknown language ( )
English (en)
Other versions
SE410660B (sv
Inventor
B Fransson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE7710219A priority Critical patent/SE410660B/sv
Priority to NLAANVRAGE7808929,A priority patent/NL189434C/xx
Priority to DE19782838254 priority patent/DE2838254A1/de
Priority to GB7835728A priority patent/GB2004427B/en
Priority to FR7825740A priority patent/FR2402879A1/fr
Priority to CH948378A priority patent/CH632849A5/de
Priority to IT27615/78A priority patent/IT1098640B/it
Publication of SE7710219L publication Critical patent/SE7710219L/sv
Publication of SE410660B publication Critical patent/SE410660B/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
    • H03L7/08—Details of the phase-locked loop
    • H03L7/10—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range
    • H03L7/12—Details of the phase-locked loop for assuring initial synchronisation or for broadening the capture range using a scanning signal
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/28—Details of pulse systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
SE7710219A 1977-09-13 1977-09-13 Anordning i ett radarsystem for lasning av en styrbar lokaloscillator till avsett frekvensband SE410660B (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE7710219A SE410660B (sv) 1977-09-13 1977-09-13 Anordning i ett radarsystem for lasning av en styrbar lokaloscillator till avsett frekvensband
NLAANVRAGE7808929,A NL189434C (nl) 1977-09-13 1978-08-30 Inrichting voor het vergrendelen van een regelbare oscillator in een radarstelsel.
DE19782838254 DE2838254A1 (de) 1977-09-13 1978-09-01 Anordnung in einem radarsystem zum verriegeln eines lokaloszillators auf ein gewuenschtes frequenzband
GB7835728A GB2004427B (en) 1977-09-13 1978-09-06 Arrangement in radar equipment for frequency locking a local oscillator
FR7825740A FR2402879A1 (fr) 1977-09-13 1978-09-07 Circuit de verrouillage d'un oscillateur d'un radar sur la bande voulue de frequences
CH948378A CH632849A5 (de) 1977-09-13 1978-09-11 Verriegelungsschaltung fuer den steuerbaren lokaloszillator in einem radargeraet.
IT27615/78A IT1098640B (it) 1977-09-13 1978-09-13 Dispositivo in un sistema radar per bloccare un oscillatore locale ad una mabda di frequenza prefissata

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7710219A SE410660B (sv) 1977-09-13 1977-09-13 Anordning i ett radarsystem for lasning av en styrbar lokaloscillator till avsett frekvensband

Publications (2)

Publication Number Publication Date
SE7710219L true SE7710219L (sv) 1979-03-14
SE410660B SE410660B (sv) 1979-10-22

Family

ID=20332241

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7710219A SE410660B (sv) 1977-09-13 1977-09-13 Anordning i ett radarsystem for lasning av en styrbar lokaloscillator till avsett frekvensband

Country Status (7)

Country Link
CH (1) CH632849A5 (sv)
DE (1) DE2838254A1 (sv)
FR (1) FR2402879A1 (sv)
GB (1) GB2004427B (sv)
IT (1) IT1098640B (sv)
NL (1) NL189434C (sv)
SE (1) SE410660B (sv)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB973800A (en) * 1955-10-21 1964-10-28 Sperry Rand Corp Automatic frequency control systems
FR1288134A (fr) * 1961-02-01 1962-03-24 Cie Ind Des Telephones Synthétiseur de fréquence à commande électronique d'exploration de fréquence
US3142022A (en) * 1961-06-07 1964-07-21 Gen Precision Inc Automatic frequency control and sweep circuit
FR1483745A (fr) * 1965-12-08 1967-06-09 Cit Alcatel Synthétiseur de fréquence universel
FR1494257A (fr) * 1966-07-26 1967-09-08 Cit Alcatel Synthétiseur de fréquences préréglées
CH474909A (de) * 1968-03-22 1969-06-30 Siemens Ag Albis Schaltungsanordnung zur selbsttätigen Regelung der Frequenz eines Oszillators bezüglich einer Bezugsfrequenz
CH474910A (de) * 1968-05-07 1969-06-30 Siemens Ag Albis Schaltungsanordnung zur selbsttätigen Regelung der Frequenz eines Oszillators bezüglich einer Bezugsfrequenz

Also Published As

Publication number Publication date
NL7808929A (nl) 1979-03-15
FR2402879B1 (sv) 1983-10-28
IT1098640B (it) 1985-09-07
NL189434B (nl) 1992-11-02
DE2838254A1 (de) 1979-04-12
IT7827615A0 (it) 1978-09-13
GB2004427B (en) 1982-01-13
NL189434C (nl) 1993-04-01
SE410660B (sv) 1979-10-22
FR2402879A1 (fr) 1979-04-06
CH632849A5 (de) 1982-10-29
GB2004427A (en) 1979-03-28
DE2838254C2 (sv) 1988-11-24

Similar Documents

Publication Publication Date Title
SE8801385D0 (sv) Koherent radar
DE2966282D1 (en) Digital phase control circuit with auxiliary circuit
GB1264903A (sv)
US4426647A (en) Radar arrangement for measuring velocity of an object
SE7710219L (sv) Anordning i ett radarsystem for lasning av en lokaloscillator till avsett frekvensband
GB2015277A (en) Frequency synthesizer
SE8703143D0 (sv) Anordning for frekvenssyntes i ett radiosystem for frekvenshopp
GB923822A (en) Improvements in radar transceivers
US3475753A (en) Altimeter-ranger and rendezvous radar
US3878522A (en) Tracking receiver
JPS5648726A (en) Phase locked loop circuit
GB1047773A (en) Improvement in systems for measuring a distance
JPS5567242A (en) Phase locked loop circuit
SU489465A1 (ru) Калибратор метеорологического радиолокатора
SU1029096A1 (ru) Одноканальный радиоимпульсный фазометр
GB2002186A (en) Frequency synchronization
JPS5675728A (en) Detection circuit of digital pll lock state
SU513468A2 (ru) Устройство фазовой синхронизации
JPS55633A (en) Receiving unit
JPS56119859A (en) Detector for electric field intensity
GB1495203A (en) Phase locked loop circuits
SU347004A1 (ru) Радиоприемное устройство станции разведки
SU471550A1 (ru) Устройство дл измерени частоты входного сигнала панорамного радиоприемника
SU1840866A1 (en) Apparatus for automatic distinction of pulsed signals
SU720666A1 (ru) Устройство автоподстройки частоты гетеродина

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 7710219-2

Format of ref document f/p: F

NUG Patent has lapsed

Ref document number: 7710219-2

Format of ref document f/p: F