NL189434B - DEVICE FOR LOCKING AN ADJUSTABLE OSCILLATOR IN A RADAR SYSTEM. - Google Patents

DEVICE FOR LOCKING AN ADJUSTABLE OSCILLATOR IN A RADAR SYSTEM.

Info

Publication number
NL189434B
NL189434B NLAANVRAGE7808929,A NL7808929A NL189434B NL 189434 B NL189434 B NL 189434B NL 7808929 A NL7808929 A NL 7808929A NL 189434 B NL189434 B NL 189434B
Authority
NL
Netherlands
Prior art keywords
locking
radar system
adjustable oscillator
oscillator
adjustable
Prior art date
Application number
NLAANVRAGE7808929,A
Other languages
Dutch (nl)
Other versions
NL189434C (en
NL7808929A (en
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
Publication of NL7808929A publication Critical patent/NL7808929A/en
Publication of NL189434B publication Critical patent/NL189434B/en
Application granted granted Critical
Publication of NL189434C publication Critical patent/NL189434C/en

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)
NLAANVRAGE7808929,A 1977-09-13 1978-08-30 DEVICE FOR LOCKING AN ADJUSTABLE OSCILLATOR IN A RADAR SYSTEM. NL189434C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7710219A SE410660B (en) 1977-09-13 1977-09-13 DEVICE IN A RADAR SYSTEM FOR LOADING A CONTROLLABLE LOCAL SCILLATOR FOR A RELEASED FREQUENCY BAND

Publications (3)

Publication Number Publication Date
NL7808929A NL7808929A (en) 1979-03-15
NL189434B true NL189434B (en) 1992-11-02
NL189434C NL189434C (en) 1993-04-01

Family

ID=20332241

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7808929,A NL189434C (en) 1977-09-13 1978-08-30 DEVICE FOR LOCKING AN ADJUSTABLE OSCILLATOR IN A RADAR SYSTEM.

Country Status (7)

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

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 (en) * 1961-02-01 1962-03-24 Cie Ind Des Telephones Electronically controlled frequency scanning synthesizer
US3142022A (en) * 1961-06-07 1964-07-21 Gen Precision Inc Automatic frequency control and sweep circuit
FR1483745A (en) * 1965-12-08 1967-06-09 Cit Alcatel Universal frequency synthesizer
FR1494257A (en) * 1966-07-26 1967-09-08 Cit Alcatel Preset frequency synthesizer
CH474909A (en) * 1968-03-22 1969-06-30 Siemens Ag Albis Circuit arrangement for the automatic regulation of the frequency of an oscillator with respect to a reference frequency
CH474910A (en) * 1968-05-07 1969-06-30 Siemens Ag Albis Circuit arrangement for the automatic regulation of the frequency of an oscillator with respect to a reference frequency

Also Published As

Publication number Publication date
NL189434C (en) 1993-04-01
GB2004427B (en) 1982-01-13
DE2838254A1 (en) 1979-04-12
DE2838254C2 (en) 1988-11-24
SE7710219L (en) 1979-03-14
NL7808929A (en) 1979-03-15
SE410660B (en) 1979-10-22
GB2004427A (en) 1979-03-28
FR2402879A1 (en) 1979-04-06
IT7827615A0 (en) 1978-09-13
CH632849A5 (en) 1982-10-29
FR2402879B1 (en) 1983-10-28
IT1098640B (en) 1985-09-07

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V4 Discontinued because of reaching the maximum lifetime of a patent

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