BE358713A - - Google Patents

Info

Publication number
BE358713A
BE358713A BE358713DA BE358713A BE 358713 A BE358713 A BE 358713A BE 358713D A BE358713D A BE 358713DA BE 358713 A BE358713 A BE 358713A
Authority
BE
Belgium
Prior art keywords
emi
aircraft
fact
devices
receivers
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 BE358713A publication Critical patent/BE358713A/fr

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
    • G01S1/72—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 ultrasonic, sonic or infrasonic 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)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
BE358713D 1926-08-25 BE358713A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR633438T 1926-08-25

Publications (1)

Publication Number Publication Date
BE358713A true BE358713A (nl)

Family

ID=8992897

Family Applications (1)

Application Number Title Priority Date Filing Date
BE358713D BE358713A (nl) 1926-08-25

Country Status (2)

Country Link
BE (1) BE358713A (nl)
FR (1) FR633438A (nl)

Also Published As

Publication number Publication date
FR633438A (fr) 1928-01-28

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