CA977446A - Instrument landing system using conventional and microwave frequencies - Google Patents

Instrument landing system using conventional and microwave frequencies

Info

Publication number
CA977446A
CA977446A CA118,064A CA118064A CA977446A CA 977446 A CA977446 A CA 977446A CA 118064 A CA118064 A CA 118064A CA 977446 A CA977446 A CA 977446A
Authority
CA
Canada
Prior art keywords
microwave frequencies
landing system
instrument landing
instrument
microwave
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
CA118,064A
Other languages
English (en)
Other versions
CA118064S (en
Inventor
Donald J. Toman
Warren Hundley
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
Application granted granted Critical
Publication of CA977446A publication Critical patent/CA977446A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
CA118,064A 1970-07-13 1971-07-13 Instrument landing system using conventional and microwave frequencies Expired CA977446A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CA977446A true CA977446A (en) 1975-11-04

Family

ID=21991193

Family Applications (1)

Application Number Title Priority Date Filing Date
CA118,064A Expired CA977446A (en) 1970-07-13 1971-07-13 Instrument landing system using conventional and microwave frequencies

Country Status (4)

Country Link
AU (1) AU456718B2 (enrdf_load_stackoverflow)
BE (1) BE777500A (enrdf_load_stackoverflow)
CA (1) CA977446A (enrdf_load_stackoverflow)
FR (2) FR2098375B1 (enrdf_load_stackoverflow)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2602161A (en) * 1947-01-25 1952-07-01 Sperry Corp Modulation system for craft guidance
FR1397283A (fr) * 1964-02-27 1965-04-30 Csf Système de radio atterrissage

Also Published As

Publication number Publication date
FR2098374A1 (enrdf_load_stackoverflow) 1972-03-10
AU3109271A (en) 1973-01-18
BE777500A (fr) 1972-04-17
FR2098374B1 (enrdf_load_stackoverflow) 1976-09-17
FR2098375A1 (enrdf_load_stackoverflow) 1972-03-10
AU456718B2 (en) 1975-01-09
FR2098375B1 (enrdf_load_stackoverflow) 1976-12-03

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