IT1032250B - RADIOGONIO METRIA RIOEVITOR SYSTEM - Google Patents

RADIOGONIO METRIA RIOEVITOR SYSTEM

Info

Publication number
IT1032250B
IT1032250B IT4853075A IT4853075A IT1032250B IT 1032250 B IT1032250 B IT 1032250B IT 4853075 A IT4853075 A IT 4853075A IT 4853075 A IT4853075 A IT 4853075A IT 1032250 B IT1032250 B IT 1032250B
Authority
IT
Italy
Prior art keywords
rioevitor
radiogonio
metria
rioevitor system
radiogonio metria
Prior art date
Application number
IT4853075A
Other languages
Italian (it)
Original Assignee
Thomson Csf
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 Thomson Csf filed Critical Thomson Csf
Application granted granted Critical
Publication of IT1032250B publication Critical patent/IT1032250B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
    • H01Q3/242—Circumferential scanning
    • 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)
IT4853075A 1974-03-12 1975-03-10 RADIOGONIO METRIA RIOEVITOR SYSTEM IT1032250B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7408255A FR2264290B1 (en) 1974-03-12 1974-03-12

Publications (1)

Publication Number Publication Date
IT1032250B true IT1032250B (en) 1979-05-30

Family

ID=9136145

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4853075A IT1032250B (en) 1974-03-12 1975-03-10 RADIOGONIO METRIA RIOEVITOR SYSTEM

Country Status (4)

Country Link
FR (1) FR2264290B1 (en)
GB (1) GB1490918A (en)
IT (1) IT1032250B (en)
SU (1) SU912061A3 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4338606A (en) * 1978-12-21 1982-07-06 Sony Corporation Antenna system with variable directivity
JPS59108404A (en) * 1982-12-14 1984-06-22 Taiyo Musen Kk Antenna device for direction finder
JPS60147666A (en) * 1984-01-13 1985-08-03 Taiyo Musen Kk Antenna system of direction finder
GB8426245D0 (en) * 1984-10-17 1984-11-21 British Gas Corp Microwave reflection survey equipment
GB8426246D0 (en) * 1984-10-17 1984-11-21 British Gas Corp Microwave reflection survey equipment

Also Published As

Publication number Publication date
GB1490918A (en) 1977-11-02
FR2264290A1 (en) 1975-10-10
SU912061A3 (en) 1982-03-07
FR2264290B1 (en) 1979-07-06
DE2510598B2 (en) 1977-06-08
DE2510598A1 (en) 1975-09-18

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