FR709259A - Direction finding process for electric waves - Google Patents

Direction finding process for electric waves

Info

Publication number
FR709259A
FR709259A FR709259DA FR709259A FR 709259 A FR709259 A FR 709259A FR 709259D A FR709259D A FR 709259DA FR 709259 A FR709259 A FR 709259A
Authority
FR
France
Prior art keywords
direction finding
electric waves
finding process
waves
electric
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)
Inventor
Abraham Esau
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 FR709259A publication Critical patent/FR709259A/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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Mobile Radio Communication Systems (AREA)
FR709259D 1930-01-16 1931-01-13 Direction finding process for electric waves Expired FR709259A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE525749T 1930-01-16

Publications (1)

Publication Number Publication Date
FR709259A true FR709259A (en) 1931-08-05

Family

ID=34085430

Family Applications (1)

Application Number Title Priority Date Filing Date
FR709259D Expired FR709259A (en) 1930-01-16 1931-01-13 Direction finding process for electric waves

Country Status (3)

Country Link
DE (1) DE525749C (en)
FR (1) FR709259A (en)
NL (1) NL31538C (en)

Also Published As

Publication number Publication date
NL31538C (en)
DE525749C (en) 1931-05-28

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