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FR837364A - Improvements to antenna systems - Google Patents

Improvements to antenna systems

Info

Publication number
FR837364A
FR837364A FR837364DA FR837364A FR 837364 A FR837364 A FR 837364A FR 837364D A FR837364D A FR 837364DA FR 837364 A FR837364 A FR 837364A
Authority
FR
France
Prior art keywords
antenna systems
antenna
systems
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
French (fr)
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.)
PAN AMERICAN AIRWAYS CORP
Original Assignee
PAN AMERICAN AIRWAYS CORP
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 PAN AMERICAN AIRWAYS CORP filed Critical PAN AMERICAN AIRWAYS CORP
Application granted granted Critical
Publication of FR837364A publication Critical patent/FR837364A/en
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)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
FR837364D 1938-04-21 1938-04-29 Improvements to antenna systems Expired FR837364A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB11948/38A GB516563A (en) 1938-04-21 1938-04-21 Improvements in antenna systems
FR837364T 1938-04-29

Publications (1)

Publication Number Publication Date
FR837364A true FR837364A (en) 1939-02-08

Family

ID=9995579

Family Applications (1)

Application Number Title Priority Date Filing Date
FR837364D Expired FR837364A (en) 1938-04-21 1938-04-29 Improvements to antenna systems

Country Status (2)

Country Link
FR (1) FR837364A (en)
GB (1) GB516563A (en)

Also Published As

Publication number Publication date
GB516563A (en) 1940-01-05

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