FR2146282A1 - - Google Patents

Info

Publication number
FR2146282A1
FR2146282A1 FR7225469A FR7225469A FR2146282A1 FR 2146282 A1 FR2146282 A1 FR 2146282A1 FR 7225469 A FR7225469 A FR 7225469A FR 7225469 A FR7225469 A FR 7225469A FR 2146282 A1 FR2146282 A1 FR 2146282A1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7225469A
Other languages
French (fr)
Other versions
FR2146282B3 (ja
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs 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 Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of FR2146282A1 publication Critical patent/FR2146282A1/fr
Application granted granted Critical
Publication of FR2146282B3 publication Critical patent/FR2146282B3/fr
Expired legal-status Critical Current

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)
FR7225469A 1971-07-16 1972-07-13 Expired FR2146282B3 (ja)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
FR2146282A1 true FR2146282A1 (ja) 1973-03-02
FR2146282B3 FR2146282B3 (ja) 1975-09-05

Family

ID=5813903

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7225469A Expired FR2146282B3 (ja) 1971-07-16 1972-07-13

Country Status (7)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH639769A5 (de) * 1979-10-02 1983-11-30 Fruengel Frank Sichtweitenmessgeraet nach dem prinzip der vorwaertsstreuung und dessen verwendung.
FI75669C (fi) * 1986-02-04 1988-07-11 Vaisala Oy Foerfarande foer maetning av transmission av ljus och apparatur foer tillaempning av foerfarandet.
DE102013011651A1 (de) * 2013-07-11 2015-01-15 ESA-microwave service GmbH Antennen-Speisesystem im Mikrowellenbereich für Reflektorantennen

Also Published As

Publication number Publication date
GB1403747A (en) 1975-08-28
NL177269B (nl) 1985-03-18
DE2135611B1 (de) 1972-11-16
NL177269C (nl) 1985-08-16
CH538763A (de) 1973-06-30
JPS5132559B1 (ja) 1976-09-13
FR2146282B3 (ja) 1975-09-05
DE2135611C2 (de) 1975-02-06
CA993531A (en) 1976-07-20
NL7209792A (ja) 1973-01-18

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