BE446592A - - Google Patents

Info

Publication number
BE446592A
BE446592A BE446592DA BE446592A BE 446592 A BE446592 A BE 446592A BE 446592D A BE446592D A BE 446592DA BE 446592 A BE446592 A BE 446592A
Authority
BE
Belgium
Prior art keywords
oscillators
oscillator
arrangement
implementing
translator
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE446592A publication Critical patent/BE446592A/fr

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B7/00Radio transmission systems, i.e. using radiation field
    • H04B7/01Reducing phase shift
    • 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
    • G01S1/72Beacons 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)
  • Signal Processing (AREA)
  • Transducers For Ultrasonic Waves (AREA)
BE446592D BE446592A (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
BE446592A true BE446592A (enrdf_load_stackoverflow)

Family

ID=102663

Family Applications (1)

Application Number Title Priority Date Filing Date
BE446592D BE446592A (enrdf_load_stackoverflow)

Country Status (1)

Country Link
BE (1) BE446592A (enrdf_load_stackoverflow)

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