FR1590612A - - Google Patents

Info

Publication number
FR1590612A
FR1590612A FR1590612DA FR1590612A FR 1590612 A FR1590612 A FR 1590612A FR 1590612D A FR1590612D A FR 1590612DA FR 1590612 A FR1590612 A FR 1590612A
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.)
Expired
Application number
Other languages
French (fr)
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 filed Critical
Application granted granted Critical
Publication of FR1590612A publication Critical patent/FR1590612A/fr
Expired legal-status Critical Current

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
    • G01S3/38—Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristic of an antenna or an antenna system to give a desired condition of signal derived from that antenna or antenna system, e.g. to give a maximum or minimum signal
    • G01S3/42—Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristic of an antenna or an antenna system to give a desired condition of signal derived from that antenna or antenna system, e.g. to give a maximum or minimum signal the desired condition being maintained automatically
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/005—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using remotely controlled antenna positioning or scanning

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Drawing Aids And Blackboards (AREA)
  • Radio Relay Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
FR1590612D 1968-05-30 1968-05-30 Expired FR1590612A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR153469 1968-05-30

Publications (1)

Publication Number Publication Date
FR1590612A true FR1590612A (enrdf_load_stackoverflow) 1970-04-20

Family

ID=8650734

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1590612D Expired FR1590612A (enrdf_load_stackoverflow) 1968-05-30 1968-05-30

Country Status (3)

Country Link
DE (1) DE1927720A1 (enrdf_load_stackoverflow)
FR (1) FR1590612A (enrdf_load_stackoverflow)
GB (1) GB1233506A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2126931A1 (enrdf_load_stackoverflow) * 1971-01-27 1972-10-13 Lannionnais Electronique
FR2345768A1 (fr) * 1975-06-26 1977-10-21 Sumitomo Chemical Co Plaque cartographique pour regler l'angle d'elevation d'une antenne

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2126931A1 (enrdf_load_stackoverflow) * 1971-01-27 1972-10-13 Lannionnais Electronique
FR2345768A1 (fr) * 1975-06-26 1977-10-21 Sumitomo Chemical Co Plaque cartographique pour regler l'angle d'elevation d'une antenne

Also Published As

Publication number Publication date
GB1233506A (enrdf_load_stackoverflow) 1971-05-26
DE1927720A1 (de) 1969-12-04

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse