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
  • G01S1/08—Systems for determining direction or position line
  • G01S1/44—Rotating or oscillating beam beacons defining directions in the plane of rotation or oscillation
  • G01S1/54—Narrow-beam systems producing at a receiver a pulse-type envelope signal of the carrier wave of the beam, the timing of which is dependent upon the angle between the direction of the receiver from the beacon and a reference direction from the beacon; Overlapping broad beam systems defining a narrow zone and producing at a receiver a pulse-type envelope signal of the carrier wave of the beam, the timing of which is dependent upon the angle between the direction of the receiver from the beacon and a reference direction from the beacon
  • G01S1/56—Timing the pulse-type envelope signals derived by reception of the beam
• • 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
  • G01S1/08—Systems for determining direction or position line
  • G01S1/44—Rotating or oscillating beam beacons defining directions in the plane of rotation or oscillation
  • G01S1/54—Narrow-beam systems producing at a receiver a pulse-type envelope signal of the carrier wave of the beam, the timing of which is dependent upon the angle between the direction of the receiver from the beacon and a reference direction from the beacon; Overlapping broad beam systems defining a narrow zone and producing at a receiver a pulse-type envelope signal of the carrier wave of the beam, the timing of which is dependent upon the angle between the direction of the receiver from the beacon and a reference direction from the beacon

Landscapes

• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Physics & Mathematics (AREA)
• General Physics & Mathematics (AREA)
• Radar, Positioning & Navigation (AREA)
• Remote Sensing (AREA)
• Radar Systems Or Details Thereof (AREA)
• Traffic Control Systems (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=24683377

Family Applications (1)

Country Status (12)

Families Citing this family (2)

Family Cites Families (4)

• 1976
  • 1976-03-19 US US05/668,696 patent/US4041492A/en not_active Expired - Lifetime
• 1977
  • 1977-02-24 CA CA272,630A patent/CA1106045A/en not_active Expired
  • 1977-02-25 AU AU22707/77A patent/AU499956B2/en not_active Expired
  • 1977-02-25 GB GB7995/77A patent/GB1515501A/en not_active Expired
  • 1977-03-08 NL NL7702468A patent/NL7702468A/xx not_active Application Discontinuation
  • 1977-03-14 IT IT21214/77A patent/IT1076402B/it active
  • 1977-03-14 CH CH315977A patent/CH613782A5/xx not_active IP Right Cessation
  • 1977-03-16 FR FR7707838A patent/FR2344848A1/fr active Pending
  • 1977-03-16 JP JP2913677A patent/JPS52114291A/ja active Pending
  • 1977-03-16 DE DE19772711436 patent/DE2711436A1/de not_active Withdrawn
  • 1977-03-17 SE SE7703064A patent/SE7703064L/xx unknown
  • 1977-03-18 BE BE2055750A patent/BE852599A/xx unknown

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