CH538763A - Mode coupler in a direction finding system - Google Patents

Mode coupler in a direction finding system

Info

Publication number
CH538763A
CH538763A CH1054872A CH1054872A CH538763A CH 538763 A CH538763 A CH 538763A CH 1054872 A CH1054872 A CH 1054872A CH 1054872 A CH1054872 A CH 1054872A CH 538763 A CH538763 A CH 538763A
Authority
CH
Switzerland
Prior art keywords
direction finding
finding system
mode coupler
coupler
mode
Prior art date
Application number
CH1054872A
Other languages
German (de)
Inventor
Guenter Dipl Ing Moerz
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 CH538763A publication Critical patent/CH538763A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/04—Multimode antennas
    • 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
    • G01S3/146—Systems for determining direction or deviation from predetermined direction by comparing linear polarisation components
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/16—Auxiliary devices for mode selection, e.g. mode suppression or mode promotion; for mode conversion

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Waveguide Switches, Polarizers, And Phase Shifters (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radar Systems Or Details Thereof (AREA)
CH1054872A 1971-07-16 1972-07-13 Mode coupler in a direction finding system CH538763A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2135611 1971-07-16

Publications (1)

Publication Number Publication Date
CH538763A true CH538763A (en) 1973-06-30

Family

ID=5813903

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1054872A CH538763A (en) 1971-07-16 1972-07-13 Mode coupler in a direction finding system

Country Status (7)

Country Link
JP (1) JPS5132559B1 (en)
CA (1) CA993531A (en)
CH (1) CH538763A (en)
DE (1) DE2135611C2 (en)
FR (1) FR2146282B3 (en)
GB (1) GB1403747A (en)
NL (1) NL177269C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH639769A5 (en) * 1979-10-02 1983-11-30 Fruengel Frank Sichtweitenmessgeraet according to the principle of vorwaertsstreuung and use thereof.
FI75669C (en) * 1986-02-04 1988-07-11 Vaisala Oy Method for measuring transmission of light and apparatus for applying the method.
DE102013011651A1 (en) * 2013-07-11 2015-01-15 ESA-microwave service GmbH Antenna feed system in the microwave range for reflector antennas

Also Published As

Publication number Publication date
FR2146282A1 (en) 1973-03-02
NL177269B (en) 1985-03-18
DE2135611B1 (en) 1972-11-16
NL7209792A (en) 1973-01-18
DE2135611C2 (en) 1975-02-06
GB1403747A (en) 1975-08-28
JPS5132559B1 (en) 1976-09-13
FR2146282B3 (en) 1975-09-05
CA993531A (en) 1976-07-20
NL177269C (en) 1985-08-16

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: AEG-TELEFUNKEN NACHRICHTENTECHNIK GMBH

PFA Name/firm changed

Owner name: ANT NACHRICHTENTECHNIK GMBH

PL Patent ceased