IT1290974B1 - Antenna a riflettore sagomato con copertura settoriale - Google Patents

Antenna a riflettore sagomato con copertura settoriale

Info

Publication number
IT1290974B1
IT1290974B1 IT97RM000141A ITRM970141A IT1290974B1 IT 1290974 B1 IT1290974 B1 IT 1290974B1 IT 97RM000141 A IT97RM000141 A IT 97RM000141A IT RM970141 A ITRM970141 A IT RM970141A IT 1290974 B1 IT1290974 B1 IT 1290974B1
Authority
IT
Italy
Prior art keywords
reflector antenna
shaped reflector
sector cover
sector
cover
Prior art date
Application number
IT97RM000141A
Other languages
English (en)
Inventor
Gianfranco Ruggerini
Original Assignee
Space Engineering Spa
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 Space Engineering Spa filed Critical Space Engineering Spa
Priority to IT97RM000141A priority Critical patent/IT1290974B1/it
Priority to EP98830136A priority patent/EP0865101A1/en
Publication of ITRM970141A1 publication Critical patent/ITRM970141A1/it
Application granted granted Critical
Publication of IT1290974B1 publication Critical patent/IT1290974B1/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/14—Reflecting surfaces; Equivalent structures
    • H01Q15/147—Reflecting surfaces; Equivalent structures provided with means for controlling or monitoring the shape of the reflecting surface
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/14—Reflecting surfaces; Equivalent structures
    • H01Q15/16—Reflecting surfaces; Equivalent structures curved in two dimensions, e.g. paraboloidal
    • H01Q15/165—Reflecting surfaces; Equivalent structures curved in two dimensions, e.g. paraboloidal composed of a plurality of rigid panels
    • H01Q15/166—Reflecting surfaces; Equivalent structures curved in two dimensions, e.g. paraboloidal composed of a plurality of rigid panels sector shaped
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/10—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces
    • H01Q19/12—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave
    • H01Q19/13—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using reflecting surfaces wherein the surfaces are concave the primary radiating source being a single radiating element, e.g. a dipole, a slot, a waveguide termination

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
IT97RM000141A 1997-03-12 1997-03-12 Antenna a riflettore sagomato con copertura settoriale IT1290974B1 (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT97RM000141A IT1290974B1 (it) 1997-03-12 1997-03-12 Antenna a riflettore sagomato con copertura settoriale
EP98830136A EP0865101A1 (en) 1997-03-12 1998-03-11 Shaped reflecting antenna with sector coverage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97RM000141A IT1290974B1 (it) 1997-03-12 1997-03-12 Antenna a riflettore sagomato con copertura settoriale

Publications (2)

Publication Number Publication Date
ITRM970141A1 ITRM970141A1 (it) 1998-09-12
IT1290974B1 true IT1290974B1 (it) 1998-12-14

Family

ID=11404850

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97RM000141A IT1290974B1 (it) 1997-03-12 1997-03-12 Antenna a riflettore sagomato con copertura settoriale

Country Status (2)

Country Link
EP (1) EP0865101A1 (it)
IT (1) IT1290974B1 (it)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4625214A (en) * 1984-10-15 1986-11-25 Rca Corporation Dual gridded reflector structure
FR2603741B1 (fr) * 1986-09-05 1988-12-09 Applic Rech Electronique Systeme d'antenne directionnelle en azimut, a diagramme cosecante et couverture hemispherique

Also Published As

Publication number Publication date
EP0865101A1 (en) 1998-09-16
ITRM970141A1 (it) 1998-09-12

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Legal Events

Date Code Title Description
0001 Granted