FR938164A - Perfectionnements aux radio-balises - Google Patents

Perfectionnements aux radio-balises

Info

Publication number
FR938164A
FR938164A FR938164DA FR938164A FR 938164 A FR938164 A FR 938164A FR 938164D A FR938164D A FR 938164DA FR 938164 A FR938164 A FR 938164A
Authority
FR
France
Prior art keywords
radio beacons
beacons
radio
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
Other languages
English (en)
Inventor
Armag Ghevont Kandoian
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric 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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR938164A publication Critical patent/FR938164A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/061—Two dimensional planar arrays
    • H01Q21/062—Two dimensional planar arrays using dipole aerials

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)
FR938164D 1942-03-25 1946-02-06 Perfectionnements aux radio-balises Expired FR938164A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US436172A US2341558A (en) 1942-03-25 1942-03-25 Marker beacon

Publications (1)

Publication Number Publication Date
FR938164A true FR938164A (fr) 1948-09-07

Family

ID=23731405

Family Applications (1)

Application Number Title Priority Date Filing Date
FR938164D Expired FR938164A (fr) 1942-03-25 1946-02-06 Perfectionnements aux radio-balises

Country Status (3)

Country Link
US (1) US2341558A (fr)
BE (1) BE463671A (fr)
FR (1) FR938164A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2416246A (en) * 1944-01-04 1947-02-18 Hazeltine Research Inc Antenna structure
US2477647A (en) * 1945-01-29 1949-08-02 Standard Telephones Cables Ltd Antenna
US2622196A (en) * 1949-01-13 1952-12-16 Alford Andrew Antenna
US3273155A (en) * 1963-09-13 1966-09-13 Litton Systems Inc Fresnel zone lens antenna
US3680142A (en) * 1969-10-06 1972-07-25 Nasa Circularly polarized antenna

Also Published As

Publication number Publication date
BE463671A (fr)
US2341558A (en) 1944-02-15

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