BE475387A - - Google Patents

Info

Publication number
BE475387A
BE475387A BE475387DA BE475387A BE 475387 A BE475387 A BE 475387A BE 475387D A BE475387D A BE 475387DA BE 475387 A BE475387 A BE 475387A
Authority
BE
Belgium
Application number
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.)
Publication of BE475387A publication Critical patent/BE475387A/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01SRADIO 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
    • G01S1/00Beacons 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
    • G01S1/02Beacons 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)
  • Noise Elimination (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
BE475387D 1940-02-09 BE475387A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2538/40A GB579042A (en) 1940-02-09 1940-02-09 Improvements relating to radio direction finding equipments

Publications (1)

Publication Number Publication Date
BE475387A true BE475387A (de)

Family

ID=9741329

Family Applications (1)

Application Number Title Priority Date Filing Date
BE475387D BE475387A (de) 1940-02-09

Country Status (4)

Country Link
US (1) US2423064A (de)
BE (1) BE475387A (de)
FR (1) FR937838A (de)
GB (1) GB579042A (de)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL26887C (de) * 1928-11-19

Also Published As

Publication number Publication date
US2423064A (en) 1947-06-24
GB579042A (en) 1946-07-22
FR937838A (fr) 1948-08-27

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