BE473668A - - Google Patents

Info

Publication number
BE473668A
BE473668A BE473668DA BE473668A BE 473668 A BE473668 A BE 473668A BE 473668D A BE473668D A BE 473668DA BE 473668 A BE473668 A BE 473668A
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 BE473668A publication Critical patent/BE473668A/xx

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)
BE473668D 1945-07-07 BE473668A (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US603689A US2436823A (en) 1945-07-07 1945-07-07 Course modifying system

Publications (1)

Publication Number Publication Date
BE473668A true BE473668A (ko)

Family

ID=24416517

Family Applications (1)

Application Number Title Priority Date Filing Date
BE473668D BE473668A (ko) 1945-07-07

Country Status (3)

Country Link
US (1) US2436823A (ko)
BE (1) BE473668A (ko)
FR (1) FR938466A (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2676260A (en) * 1949-12-03 1954-04-20 Rca Corp Frequency control system
GB987470A (en) * 1962-06-13 1965-03-31 Secr Aviation Improvements in or relating to aircraft approach and landing systems

Also Published As

Publication number Publication date
FR938466A (fr) 1948-09-16
US2436823A (en) 1948-03-02

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