GB1346473A - Radio guidance systems - Google Patents

Radio guidance systems

Info

Publication number
GB1346473A
GB1346473A GB3255771A GB3255771A GB1346473A GB 1346473 A GB1346473 A GB 1346473A GB 3255771 A GB3255771 A GB 3255771A GB 3255771 A GB3255771 A GB 3255771A GB 1346473 A GB1346473 A GB 1346473A
Authority
GB
United Kingdom
Prior art keywords
fixed frequency
transmission
july
local oscillator
airport
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB3255771A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tull Aviation Corp
Original Assignee
Tull Aviation Corp
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.)
Filing date
Publication date
Application filed by Tull Aviation Corp filed Critical Tull Aviation Corp
Publication of GB1346473A publication Critical patent/GB1346473A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • 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
    • 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
    • G01S1/14—Systems for determining direction or position line using amplitude comparison of signals transmitted simultaneously from antennas or antenna systems having differently oriented overlapping directivity-characteristics

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Radio Relay Systems (AREA)
  • Superheterodyne Receivers (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Traffic Control Systems (AREA)
GB3255771A 1970-07-13 1971-07-12 Radio guidance systems Expired GB1346473A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US5445670A 1970-07-13 1970-07-13
US5451070A 1970-07-13 1970-07-13

Publications (1)

Publication Number Publication Date
GB1346473A true GB1346473A (en) 1974-02-13

Family

ID=26733054

Family Applications (2)

Application Number Title Priority Date Filing Date
GB3255871A Expired GB1317407A (en) 1970-07-13 1971-07-12 Guidance systems
GB3255771A Expired GB1346473A (en) 1970-07-13 1971-07-12 Radio guidance systems

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB3255871A Expired GB1317407A (en) 1970-07-13 1971-07-12 Guidance systems

Country Status (4)

Country Link
CH (2) CH527429A (enExample)
DE (2) DE2134602A1 (enExample)
GB (2) GB1317407A (enExample)
NL (2) NL7109417A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3537730A1 (de) * 1985-10-23 1987-04-30 Maximilian Dr Waechtler Einrichtung zum selbsttaetigen ansteuern eines zielpunktes
JPH0619667B2 (ja) * 1986-10-07 1994-03-16 村田機械株式会社 検出装置

Also Published As

Publication number Publication date
DE2134602A1 (de) 1972-01-27
GB1317407A (en) 1973-05-16
DE2134601A1 (de) 1972-01-27
NL7109417A (enExample) 1972-01-17
CH527430A (de) 1972-08-31
NL7109365A (enExample) 1972-01-17
CH527429A (de) 1972-08-31

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee