BE636626A - - Google Patents

Info

Publication number
BE636626A
BE636626A BE636626DA BE636626A BE 636626 A BE636626 A BE 636626A BE 636626D A BE636626D A BE 636626DA BE 636626 A BE636626 A BE 636626A
Authority
BE
Belgium
Application number
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.)
Publication of BE636626A publication Critical patent/BE636626A/xx

Links

Classifications

    • 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G01S1/08—Systems for determining direction or position line
    • G01S1/38—Systems for determining direction or position line using comparison of [1] the phase of the envelope of the change of frequency, due to Doppler effect, of the signal transmitted by an antenna moving, or appearing to move, in a cyclic path with [2] the phase of a reference signal, the frequency of this reference signal being synchronised with that of the cyclic movement, or apparent cyclic movement, of the antenna
    • G01S1/40—Systems for determining direction or position line using comparison of [1] the phase of the envelope of the change of frequency, due to Doppler effect, of the signal transmitted by an antenna moving, or appearing to move, in a cyclic path with [2] the phase of a reference signal, the frequency of this reference signal being synchronised with that of the cyclic movement, or apparent cyclic movement, of the antenna the apparent movement of the antenna being produced by cyclic sequential energisation of fixed antennas

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)
  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
BE636626D 1962-08-27 BE636626A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEST19639A DE1194014B (de) 1962-08-27 1962-08-27 Verfahren fuer ein Landefunkfeuer mit zwei Frequenzhub-Richtdiagrammen und Anordnung zur Ausfuehrung des Verfahrens

Publications (1)

Publication Number Publication Date
BE636626A true BE636626A (fr)

Family

ID=7458288

Family Applications (1)

Application Number Title Priority Date Filing Date
BE636626D BE636626A (fr) 1962-08-27

Country Status (6)

Country Link
US (1) US3290687A (fr)
BE (1) BE636626A (fr)
CH (1) CH410074A (fr)
DE (1) DE1194014B (fr)
GB (1) GB1047565A (fr)
NL (1) NL297172A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1234541A (fr) * 1969-02-05 1971-06-03
FR2119826B1 (fr) * 1970-12-11 1977-01-21 Thomson Csf
GB1317310A (en) * 1970-12-29 1973-05-16 Standard Telephones Cables Ltd Radio navigation beacon

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2613348A (en) * 1944-10-06 1952-10-07 Edwin K Stodola Frequency modulation system
US2593485A (en) * 1948-02-06 1952-04-22 Int Standard Electric Corp Localizer beacon system
US2543081A (en) * 1948-03-16 1951-02-27 Int Standard Electric Corp Pulsed localizer
US3064929A (en) * 1958-12-22 1962-11-20 Green William P Automatic guidance system
GB940509A (en) * 1959-07-07 1963-10-30 Cuttler Hammer Inc Aircraft radio landing system
DE1249362B (fr) * 1960-09-24
NL285388A (fr) * 1961-11-10

Also Published As

Publication number Publication date
DE1194014B (de) 1965-06-03
CH410074A (de) 1966-03-31
US3290687A (en) 1966-12-06
GB1047565A (en) 1966-11-09
NL297172A (fr) 1965-05-25

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