NL7502278A - Hemispherical sweep radar scanning antenna - has combined mechanical rotation and electronic scanning - Google Patents

Hemispherical sweep radar scanning antenna - has combined mechanical rotation and electronic scanning

Info

Publication number
NL7502278A
NL7502278A NL7502278A NL7502278A NL7502278A NL 7502278 A NL7502278 A NL 7502278A NL 7502278 A NL7502278 A NL 7502278A NL 7502278 A NL7502278 A NL 7502278A NL 7502278 A NL7502278 A NL 7502278A
Authority
NL
Netherlands
Prior art keywords
axis
antenna
scanning
mechanical rotation
dephasers
Prior art date
Application number
NL7502278A
Other languages
English (en)
Dutch (nl)
Original Assignee
United Aircraft 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 United Aircraft Corp filed Critical United Aircraft Corp
Publication of NL7502278A publication Critical patent/NL7502278A/xx

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
    • 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
    • H01Q3/02—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 movement of antenna or antenna system as a whole
    • H01Q3/08—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 movement of antenna or antenna system as a whole for varying two co-ordinates of the orientation

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Aerials With Secondary Devices (AREA)
NL7502278A 1974-03-12 1975-02-26 Hemispherical sweep radar scanning antenna - has combined mechanical rotation and electronic scanning NL7502278A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US45051374A 1974-03-12 1974-03-12

Publications (1)

Publication Number Publication Date
NL7502278A true NL7502278A (en) 1975-09-16

Family

ID=23788384

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7502278A NL7502278A (en) 1974-03-12 1975-02-26 Hemispherical sweep radar scanning antenna - has combined mechanical rotation and electronic scanning

Country Status (5)

Country Link
BE (1) BE826595A (xx)
DK (1) DK82875A (xx)
NL (1) NL7502278A (xx)
NO (1) NO750776L (xx)
SE (1) SE7502673L (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4937587A (en) * 1983-12-16 1990-06-26 Hughes Aircraft Company Low profile scanning antenna
US5210542A (en) * 1991-07-03 1993-05-11 Ball Corporation Microstrip patch antenna structure
IL211386A (en) * 2011-02-23 2016-05-31 Elbit Systems Ltd Key wide antenna with fast direction of narrow angle beam

Also Published As

Publication number Publication date
DK82875A (xx) 1975-09-13
SE7502673L (xx) 1975-09-15
NO750776L (xx) 1975-09-15
BE826595A (fr) 1975-06-30

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