GB1506459A - Method of transmitting glide slope navigation signals for aircraft - Google Patents

Method of transmitting glide slope navigation signals for aircraft

Info

Publication number
GB1506459A
GB1506459A GB20016/75A GB2001675A GB1506459A GB 1506459 A GB1506459 A GB 1506459A GB 20016/75 A GB20016/75 A GB 20016/75A GB 2001675 A GB2001675 A GB 2001675A GB 1506459 A GB1506459 A GB 1506459A
Authority
GB
United Kingdom
Prior art keywords
glide slope
aircraft
transmitting
navigation signals
obstruction
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
GB20016/75A
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 GB1506459A publication Critical patent/GB1506459A/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
    • 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
    • G01S1/18—Elevational guidance systems, e.g. system for defining aircraft glide path

Landscapes

  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Radio Relay Systems (AREA)
GB20016/75A 1974-05-28 1975-05-13 Method of transmitting glide slope navigation signals for aircraft Expired GB1506459A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/473,408 US3950754A (en) 1974-05-28 1974-05-28 Method of transmitting glide slope navigation signals for aircraft

Publications (1)

Publication Number Publication Date
GB1506459A true GB1506459A (en) 1978-04-05

Family

ID=23879398

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20016/75A Expired GB1506459A (en) 1974-05-28 1975-05-13 Method of transmitting glide slope navigation signals for aircraft

Country Status (6)

Country Link
US (1) US3950754A (enExample)
BE (1) BE829508A (enExample)
CA (1) CA1031444A (enExample)
CH (1) CH592885A5 (enExample)
FR (1) FR2273331A1 (enExample)
GB (1) GB1506459A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5148183A (en) * 1990-06-01 1992-09-15 Algira Primo Inc. Four-way antenna
US5345247A (en) * 1992-11-13 1994-09-06 Algira Primo Inc. Five-way antenna system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3774214A (en) * 1971-01-07 1973-11-20 Tull Aviation Corp Scanning beam guidance method and system

Also Published As

Publication number Publication date
US3950754A (en) 1976-04-13
FR2273331A1 (enExample) 1975-12-26
CH592885A5 (enExample) 1977-11-15
AU8101675A (en) 1976-11-11
BE829508A (fr) 1975-09-15
CA1031444A (en) 1978-05-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee