FR890822A - Installation radiogoniométrique - Google Patents

Installation radiogoniométrique

Info

Publication number
FR890822A
FR890822A FR890822DA FR890822A FR 890822 A FR890822 A FR 890822A FR 890822D A FR890822D A FR 890822DA FR 890822 A FR890822 A FR 890822A
Authority
FR
France
Prior art keywords
finding installation
finding
installation
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 FR890822A publication Critical patent/FR890822A/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)
FR890822D 1942-03-23 1943-02-09 Installation radiogoniométrique Expired FR890822A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE890822X 1942-03-23

Publications (1)

Publication Number Publication Date
FR890822A true FR890822A (fr) 1944-02-18

Family

ID=6840814

Family Applications (1)

Application Number Title Priority Date Filing Date
FR890822D Expired FR890822A (fr) 1942-03-23 1943-02-09 Installation radiogoniométrique

Country Status (1)

Country Link
FR (1) FR890822A (fr)

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