GB1053232A - - Google Patents

Info

Publication number
GB1053232A
GB1053232A GB1053232DA GB1053232A GB 1053232 A GB1053232 A GB 1053232A GB 1053232D A GB1053232D A GB 1053232DA GB 1053232 A GB1053232 A GB 1053232A
Authority
GB
United Kingdom
Prior art keywords
type
signals
pattern
main
clearance
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.)
Active
Application number
Other languages
English (en)
Publication of GB1053232A publication Critical patent/GB1053232A/en
Active legal-status Critical Current

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)
GB1053232D Active GB1053232A (enExample)

Publications (1)

Publication Number Publication Date
GB1053232A true GB1053232A (enExample)

Family

ID=1757431

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1053232D Active GB1053232A (enExample)

Country Status (1)

Country Link
GB (1) GB1053232A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2371070A1 (fr) * 1976-11-12 1978-06-09 Univ Sydney Reseau d'antennes a quatre elements pour un dispositif d'atterrissage aux instruments

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2371070A1 (fr) * 1976-11-12 1978-06-09 Univ Sydney Reseau d'antennes a quatre elements pour un dispositif d'atterrissage aux instruments
US4167739A (en) * 1976-11-12 1979-09-11 University Of Sydney Instrument landing system glidepath antenna array and drive therefor

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