AT269224B - Antenna with variable scanning range, especially for surveillance radar - Google Patents

Antenna with variable scanning range, especially for surveillance radar

Info

Publication number
AT269224B
AT269224B AT1164266A AT1164266A AT269224B AT 269224 B AT269224 B AT 269224B AT 1164266 A AT1164266 A AT 1164266A AT 1164266 A AT1164266 A AT 1164266A AT 269224 B AT269224 B AT 269224B
Authority
AT
Austria
Prior art keywords
antenna
scanning range
surveillance radar
variable scanning
variable
Prior art date
Application number
AT1164266A
Other languages
German (de)
Original Assignee
Thomson Houston Comp Francaise
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 Houston Comp Francaise filed Critical Thomson Houston Comp Francaise
Application granted granted Critical
Publication of AT269224B publication Critical patent/AT269224B/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
    • H01Q3/26—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2658—Phased-array fed focussing structure
    • 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
    • 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
    • H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
    • H01Q3/16—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device
    • H01Q3/18—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying relative position of primary active element and a reflecting device wherein the primary active element is movable and the reflecting device is fixed
    • 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
    • H01Q3/26—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
AT1164266A 1965-12-23 1966-12-19 Antenna with variable scanning range, especially for surveillance radar AT269224B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR43488A FR1472126A (en) 1965-12-23 1965-12-23 Improvements to antennas, in particular to antennas for surveillance radars

Publications (1)

Publication Number Publication Date
AT269224B true AT269224B (en) 1969-03-10

Family

ID=8596601

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1164266A AT269224B (en) 1965-12-23 1966-12-19 Antenna with variable scanning range, especially for surveillance radar

Country Status (4)

Country Link
AT (1) AT269224B (en)
DE (1) DE1541475A1 (en)
FR (1) FR1472126A (en)
GB (1) GB1163310A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7902009A (en) * 1979-03-14 1980-09-16 Hollandse Signaalapparaten Bv RADAR SYSTEM.
GB2268834B (en) * 1980-12-04 1994-06-22 Racal Mesl Ltd Radar arrangements and methods of detecting different types of targets

Also Published As

Publication number Publication date
DE1541475A1 (en) 1969-10-23
FR1472126A (en) 1967-03-10
GB1163310A (en) 1969-09-04

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