FR2450508B1 - - Google Patents

Info

Publication number
FR2450508B1
FR2450508B1 FR7905501A FR7905501A FR2450508B1 FR 2450508 B1 FR2450508 B1 FR 2450508B1 FR 7905501 A FR7905501 A FR 7905501A FR 7905501 A FR7905501 A FR 7905501A FR 2450508 B1 FR2450508 B1 FR 2450508B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7905501A
Other languages
French (fr)
Other versions
FR2450508A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Thomson CSF SA
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 SA filed Critical Thomson CSF SA
Priority to FR7905501A priority Critical patent/FR2450508A1/en
Priority to EP80400254A priority patent/EP0015815A1/en
Publication of FR2450508A1 publication Critical patent/FR2450508A1/en
Application granted granted Critical
Publication of FR2450508B1 publication Critical patent/FR2450508B1/fr
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/24Polarising devices; Polarisation filters 
    • H01Q15/242Polarisation converters
    • H01Q15/246Polarisation converters rotating the plane of polarisation of a linear polarised wave
    • H01Q15/248Polarisation converters rotating the plane of polarisation of a linear polarised wave using a reflecting surface, e.g. twist reflector
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01QANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/14Reflecting surfaces; Equivalent structures
    • H01Q15/22Reflecting surfaces; Equivalent structures functioning also as polarisation filter

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
FR7905501A 1979-03-02 1979-03-02 PARALLEL BLADE REFLECTOR FOR MICROWAVE ANTENNAS AND METHOD FOR MANUFACTURING SUCH A REFLECTOR Granted FR2450508A1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7905501A FR2450508A1 (en) 1979-03-02 1979-03-02 PARALLEL BLADE REFLECTOR FOR MICROWAVE ANTENNAS AND METHOD FOR MANUFACTURING SUCH A REFLECTOR
EP80400254A EP0015815A1 (en) 1979-03-02 1980-02-22 Microwave reflector with parallel strips and method of manufacturing such a reflector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7905501A FR2450508A1 (en) 1979-03-02 1979-03-02 PARALLEL BLADE REFLECTOR FOR MICROWAVE ANTENNAS AND METHOD FOR MANUFACTURING SUCH A REFLECTOR

Publications (2)

Publication Number Publication Date
FR2450508A1 FR2450508A1 (en) 1980-09-26
FR2450508B1 true FR2450508B1 (en) 1983-04-29

Family

ID=9222703

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7905501A Granted FR2450508A1 (en) 1979-03-02 1979-03-02 PARALLEL BLADE REFLECTOR FOR MICROWAVE ANTENNAS AND METHOD FOR MANUFACTURING SUCH A REFLECTOR

Country Status (2)

Country Link
EP (1) EP0015815A1 (en)
FR (1) FR2450508A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3224545A1 (en) * 1982-07-01 1984-01-05 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt GROUP ANTENNA
FR2538959A1 (en) * 1983-01-04 1984-07-06 Thomson Csf Two-band microwave lens, its method of manufacture and two-band tracking radar antenna
DE3337049A1 (en) * 1983-10-12 1985-05-09 Gesellschaft für Schwerionenforschung mbH, 6100 Darmstadt SOLID WITH SPECIAL ELECTRICAL PROPERTIES AND METHOD FOR PRODUCING SUCH A SOLID
DE19807077A1 (en) * 1998-02-20 1999-08-26 Pates Tech Patentverwertung Polarizer of electromagnetic radiation
FR2810799A1 (en) * 2000-06-23 2001-12-28 Thomson Csf Double beam radar antenna includes two adjacent sources with microwave lens and polarisation filter
JP5626740B1 (en) * 2013-08-30 2014-11-19 国立大学法人茨城大学 Wire grid equipment
CN107768839B (en) * 2017-09-01 2020-07-31 电子科技大学 Terahertz metamaterial polarization isolator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2736895A (en) * 1951-02-16 1956-02-28 Elliott Brothers London Ltd High frequency radio aerials
GB700868A (en) * 1952-08-22 1953-12-09 Elliott Brothers London Ltd Improvements in or relating to high frequency radio aerials
FR1145595A (en) * 1956-03-09 1957-10-28 Thomson Houston Comp Francaise Polarization device for antenna with several horns
US3188642A (en) * 1959-08-26 1965-06-08 Raytheon Co Polarization grating for scanning antennas

Also Published As

Publication number Publication date
EP0015815A1 (en) 1980-09-17
FR2450508A1 (en) 1980-09-26

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Legal Events

Date Code Title Description
ST Notification of lapse