SE399132B - COORDINATE TRANSFORMER - Google Patents

COORDINATE TRANSFORMER

Info

Publication number
SE399132B
SE399132B SE7405334A SE7405334A SE399132B SE 399132 B SE399132 B SE 399132B SE 7405334 A SE7405334 A SE 7405334A SE 7405334 A SE7405334 A SE 7405334A SE 399132 B SE399132 B SE 399132B
Authority
SE
Sweden
Prior art keywords
coordinate transformer
transformer
coordinate
Prior art date
Application number
SE7405334A
Other languages
Swedish (sv)
Inventor
G Bodemann
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Publication of SE399132B publication Critical patent/SE399132B/en

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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/16—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived sequentially from receiving antennas or antenna systems having differently-oriented directivity characteristics or from an antenna system having periodically-varied orientation of directivity characteristic
    • G01S3/22—Systems for determining direction or deviation from predetermined direction using amplitude comparison of signals derived sequentially from receiving antennas or antenna systems having differently-oriented directivity characteristics or from an antenna system having periodically-varied orientation of directivity characteristic derived from different combinations of signals from separate antennas, e.g. comparing sum with difference

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
SE7405334A 1973-04-21 1974-04-19 COORDINATE TRANSFORMER SE399132B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732320546 DE2320546C2 (en) 1973-04-21 1973-04-21 Use of power dividers in a coordinate transformer of an Adcock system

Publications (1)

Publication Number Publication Date
SE399132B true SE399132B (en) 1978-01-30

Family

ID=5878983

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7405334A SE399132B (en) 1973-04-21 1974-04-19 COORDINATE TRANSFORMER

Country Status (6)

Country Link
CH (1) CH567269A5 (en)
DE (1) DE2320546C2 (en)
FR (1) FR2226669B1 (en)
GB (1) GB1457308A (en)
IT (1) IT1007935B (en)
SE (1) SE399132B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2757325A1 (en) * 1977-12-22 1979-07-05 Licentia Gmbh Antenna system for emergency relay station - has transceiving antenna and fine and coarse direction finding antennae
DE2849331A1 (en) * 1978-11-14 1980-05-29 Licentia Gmbh Coordinate converter for multichannel directional receiver - has matched distance and direction signal paths and includes ADCOCK antennae
DE3426567A1 (en) * 1984-07-19 1986-01-23 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Direction-finding arrangement

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1099011B (en) * 1957-03-02 1961-02-09 Dr Maximilian Waechtler Antenna reduction circuit for double-channel visual radio direction finder
DE1132989B (en) * 1959-11-04 1962-07-12 Telefunken Patent DF antenna system with several individual antennas arranged in a circle
DE1766203A1 (en) * 1968-04-19 1971-06-16 Waechtler Maximilian Dr Polarization error-free radio direction finder system of small spatial dimensions

Also Published As

Publication number Publication date
FR2226669B1 (en) 1980-07-04
DE2320546C2 (en) 1983-07-14
GB1457308A (en) 1976-12-01
IT1007935B (en) 1976-10-30
CH567269A5 (en) 1975-09-30
DE2320546A1 (en) 1974-11-07
FR2226669A1 (en) 1974-11-15

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