CH397798A - Frequenzmoduliertes Leitstrahl-Richtfunkfeuer - Google Patents

Frequenzmoduliertes Leitstrahl-Richtfunkfeuer

Info

Publication number
CH397798A
CH397798A CH473961A CH473961A CH397798A CH 397798 A CH397798 A CH 397798A CH 473961 A CH473961 A CH 473961A CH 473961 A CH473961 A CH 473961A CH 397798 A CH397798 A CH 397798A
Authority
CH
Switzerland
Prior art keywords
beacon
frequency
modulated
radio
radio beacon
Prior art date
Application number
CH473961A
Other languages
English (en)
Inventor
Kramar Ernst Ing Dr
Steiner Fritz Ing Dr
Original Assignee
Standard Telephon & Radio Ag
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 Standard Telephon & Radio Ag filed Critical Standard Telephon & Radio Ag
Publication of CH397798A publication Critical patent/CH397798A/de

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)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radar Systems Or Details Thereof (AREA)
CH473961A 1960-04-27 1961-04-22 Frequenzmoduliertes Leitstrahl-Richtfunkfeuer CH397798A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEST16419A DE1148606B (de) 1960-04-27 1960-04-27 Doppler-Leitstrahlfunkfeuer

Publications (1)

Publication Number Publication Date
CH397798A true CH397798A (de) 1965-08-31

Family

ID=7457068

Family Applications (1)

Application Number Title Priority Date Filing Date
CH473961A CH397798A (de) 1960-04-27 1961-04-22 Frequenzmoduliertes Leitstrahl-Richtfunkfeuer

Country Status (4)

Country Link
US (1) US3094697A (de)
CH (1) CH397798A (de)
DE (1) DE1148606B (de)
GB (1) GB974495A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1053382A (de) * 1963-03-13
GB1369768A (en) * 1973-06-21 1974-10-09 Standard Telephones Cables Ltd Radio navigation beacon
US4060809A (en) * 1975-04-09 1977-11-29 Baghdady Elie J Tracking and position determination system
US4148034A (en) * 1977-04-21 1979-04-03 Cooney John R Radio direction finding system
US20170149148A1 (en) * 2015-11-25 2017-05-25 Thales Defense & Security, Inc. Direct drive very high frequency omni directional radio range (vor) antenna

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL135042C (de) * 1942-05-27

Also Published As

Publication number Publication date
US3094697A (en) 1963-06-18
GB974495A (en) 1964-11-04
DE1148606B (de) 1963-05-16

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