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)
• Aerials With Secondary Devices (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=3765722

Family Applications (1)

Country Status (7)

• 1973
  • 1973-07-05 AU AU70931/74A patent/AU7093174A/en not_active Expired
• 1974
  • 1974-07-04 SE SE7408804A patent/SE7408804L/xx not_active Application Discontinuation
  • 1974-07-05 FR FR7423506A patent/FR2236186A1/fr active Granted
  • 1974-07-05 DE DE2432396A patent/DE2432396A1/de active Pending
  • 1974-07-05 NL NL7409154A patent/NL7409154A/xx unknown
  • 1974-07-05 JP JP49077208A patent/JPS50106596A/ja active Pending
  • 1974-07-05 NO NO742462A patent/NO742462L/no unknown

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