BE634674A - - Google Patents

Info

Publication number
BE634674A
BE634674A BE634674DA BE634674A BE 634674 A BE634674 A BE 634674A BE 634674D A BE634674D A BE 634674DA BE 634674 A BE634674 A BE 634674A
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 BE634674A publication Critical patent/BE634674A/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S1/00Beacons 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
    • G01S1/02Beacons 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
    • G01S1/08Systems for determining direction or position line
    • G01S1/38Systems 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
    • G01S1/40Systems 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)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
BE634674D 1962-07-09 BE634674A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEST19460A DE1259969B (de) 1962-07-09 1962-07-09 System zur Richtungsbestimmung auf der Grundlage von zwei ausgestrahlten Richtdiagrammen

Publications (1)

Publication Number Publication Date
BE634674A true BE634674A (da)

Family

ID=7458206

Family Applications (1)

Application Number Title Priority Date Filing Date
BE634674D BE634674A (da) 1962-07-09

Country Status (5)

Country Link
US (1) US3286261A (da)
BE (1) BE634674A (da)
CH (1) CH414774A (da)
DE (1) DE1259969B (da)
NL (1) NL295108A (da)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2543081A (en) * 1948-03-16 1951-02-27 Int Standard Electric Corp Pulsed localizer
US2690558A (en) * 1950-02-04 1954-09-28 Sylvania Electric Prod Radio navigation system
US2717735A (en) * 1953-06-30 1955-09-13 Rca Corp Means for locating the position of a mobile craft
DE1123000B (de) * 1958-07-16 1962-02-01 Standard Elektrik Lorenz Ag Anordnung zur drahtlosen Richtungsbestimmung auf Grund des Dopplereffektes
NL269562A (da) * 1960-09-24

Also Published As

Publication number Publication date
NL295108A (da)
DE1259969B (de) 1968-02-01
CH414774A (de) 1966-06-15
US3286261A (en) 1966-11-15

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