BE442423A - - Google Patents

Info

Publication number
BE442423A
BE442423A BE442423DA BE442423A BE 442423 A BE442423 A BE 442423A BE 442423D A BE442423D A BE 442423DA BE 442423 A BE442423 A BE 442423A
Authority
BE
Belgium
Prior art keywords
emi
plane
systems
earth
radiating
Prior art date
Application number
Other languages
English (en)
French (fr)
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 BE442423A publication Critical patent/BE442423A/fr

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)
  • Aerials With Secondary Devices (AREA)
BE442423D 1940-08-08 BE442423A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL80840X 1940-08-08

Publications (1)

Publication Number Publication Date
BE442423A true BE442423A (de)

Family

ID=19758437

Family Applications (1)

Application Number Title Priority Date Filing Date
BE442423D BE442423A (de) 1940-08-08

Country Status (3)

Country Link
BE (1) BE442423A (de)
CH (1) CH226952A (de)
FR (1) FR878154A (de)

Also Published As

Publication number Publication date
FR878154A (fr) 1943-01-13
CH226952A (de) 1943-05-15

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