IT1240572B - POLARIZATION DISCRIMINATOR DEVICE FOR CIRCULAR POLARIZATION ELECTROMAGNETIC WAVES AND DICHROIC SIPERPHICS INCLUDING A PLURALITY OF SUCH DEVICES - Google Patents

POLARIZATION DISCRIMINATOR DEVICE FOR CIRCULAR POLARIZATION ELECTROMAGNETIC WAVES AND DICHROIC SIPERPHICS INCLUDING A PLURALITY OF SUCH DEVICES

Info

Publication number
IT1240572B
IT1240572B IT67892A IT6789290A IT1240572B IT 1240572 B IT1240572 B IT 1240572B IT 67892 A IT67892 A IT 67892A IT 6789290 A IT6789290 A IT 6789290A IT 1240572 B IT1240572 B IT 1240572B
Authority
IT
Italy
Prior art keywords
polarization
siperphics
dichroic
devices
electromagnetic waves
Prior art date
Application number
IT67892A
Other languages
Italian (it)
Other versions
IT9067892A1 (en
IT9067892A0 (en
Inventor
Daniele Bresciani
Original Assignee
Aeritalia 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 Aeritalia Spa filed Critical Aeritalia Spa
Priority to IT67892A priority Critical patent/IT1240572B/en
Publication of IT9067892A0 publication Critical patent/IT9067892A0/en
Priority to PCT/EP1991/002132 priority patent/WO1992009118A1/en
Priority to EP91919656A priority patent/EP0557334A1/en
Priority to JP3518152A priority patent/JPH07500700A/en
Publication of IT9067892A1 publication Critical patent/IT9067892A1/en
Application granted granted Critical
Publication of IT1240572B publication Critical patent/IT1240572B/en

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
    • H01Q15/22—Reflecting surfaces; Equivalent structures functioning also as polarisation filter
    • 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
    • H01Q15/24—Polarising devices; Polarisation filters 

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
IT67892A 1990-11-15 1990-11-15 POLARIZATION DISCRIMINATOR DEVICE FOR CIRCULAR POLARIZATION ELECTROMAGNETIC WAVES AND DICHROIC SIPERPHICS INCLUDING A PLURALITY OF SUCH DEVICES IT1240572B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT67892A IT1240572B (en) 1990-11-15 1990-11-15 POLARIZATION DISCRIMINATOR DEVICE FOR CIRCULAR POLARIZATION ELECTROMAGNETIC WAVES AND DICHROIC SIPERPHICS INCLUDING A PLURALITY OF SUCH DEVICES
PCT/EP1991/002132 WO1992009118A1 (en) 1990-11-15 1991-11-11 A polarisation discriminator for electromagnetic waves with circular polarisation and dichroic surfaces including pluralities of such discriminators
EP91919656A EP0557334A1 (en) 1990-11-15 1991-11-11 A polarisation discriminator for electromagnetic waves with circular polarisation and dichroic surfaces including pluralities of such discriminators
JP3518152A JPH07500700A (en) 1990-11-15 1991-11-11 Polarization discriminator and dichroic surface with multiple polarization discriminators for circularly polarized electromagnetic waves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67892A IT1240572B (en) 1990-11-15 1990-11-15 POLARIZATION DISCRIMINATOR DEVICE FOR CIRCULAR POLARIZATION ELECTROMAGNETIC WAVES AND DICHROIC SIPERPHICS INCLUDING A PLURALITY OF SUCH DEVICES

Publications (3)

Publication Number Publication Date
IT9067892A0 IT9067892A0 (en) 1990-11-15
IT9067892A1 IT9067892A1 (en) 1992-05-15
IT1240572B true IT1240572B (en) 1993-12-17

Family

ID=11306146

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67892A IT1240572B (en) 1990-11-15 1990-11-15 POLARIZATION DISCRIMINATOR DEVICE FOR CIRCULAR POLARIZATION ELECTROMAGNETIC WAVES AND DICHROIC SIPERPHICS INCLUDING A PLURALITY OF SUCH DEVICES

Country Status (4)

Country Link
EP (1) EP0557334A1 (en)
JP (1) JPH07500700A (en)
IT (1) IT1240572B (en)
WO (1) WO1992009118A1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1512598A (en) * 1966-12-30 1968-02-09 Csf circularly polarized resonant elements and semi-transparent reflector composed of these elements
FR2540296A1 (en) * 1983-01-31 1984-08-03 Thomson Csf SPATIAL CIRCULAR POLARIZING ELECTROMAGNETIC WAVE FILTER AND CASSEGRAIN ANTENNA COMPRISING SUCH A FILTER

Also Published As

Publication number Publication date
IT9067892A1 (en) 1992-05-15
IT9067892A0 (en) 1990-11-15
JPH07500700A (en) 1995-01-19
WO1992009118A1 (en) 1992-05-29
EP0557334A1 (en) 1993-09-01

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19931130