FR899447A - Antenne radiogonométrique sans effet de nuit - Google Patents

Antenne radiogonométrique sans effet de nuit

Info

Publication number
FR899447A
FR899447A FR899447DA FR899447A FR 899447 A FR899447 A FR 899447A FR 899447D A FR899447D A FR 899447DA FR 899447 A FR899447 A FR 899447A
Authority
FR
France
Prior art keywords
radiogonometric
antenna
night effect
night
effect
Prior art date
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
English (en)
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.)
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Original Assignee
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
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 Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH filed Critical Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Application granted granted Critical
Publication of FR899447A publication Critical patent/FR899447A/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
    • G01S3/04—Details
    • G01S3/08—Means for reducing polarisation errors, e.g. by use of Adcock or spaced loop antenna systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
FR899447D 1942-05-09 1943-11-06 Antenne radiogonométrique sans effet de nuit Expired FR899447A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE899447X 1942-05-09

Publications (1)

Publication Number Publication Date
FR899447A true FR899447A (fr) 1945-05-30

Family

ID=6849527

Family Applications (1)

Application Number Title Priority Date Filing Date
FR899447D Expired FR899447A (fr) 1942-05-09 1943-11-06 Antenne radiogonométrique sans effet de nuit

Country Status (1)

Country Link
FR (1) FR899447A (fr)

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