FR2524720A2 - Antenne cassegrain inversee pour radar a fonction multiple - Google Patents

Antenne cassegrain inversee pour radar a fonction multiple Download PDF

Info

Publication number
FR2524720A2
FR2524720A2 FR8205787A FR8205787A FR2524720A2 FR 2524720 A2 FR2524720 A2 FR 2524720A2 FR 8205787 A FR8205787 A FR 8205787A FR 8205787 A FR8205787 A FR 8205787A FR 2524720 A2 FR2524720 A2 FR 2524720A2
Authority
FR
France
Prior art keywords
reflector
elements
layer
cassegrain antenna
polarizer
Prior art date
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.)
Granted
Application number
FR8205787A
Other languages
English (en)
French (fr)
Other versions
FR2524720B2 (2
Inventor
Jean-Michel Brucker
Bernard Estang
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 FR8205787A priority Critical patent/FR2524720A2/fr
Priority to EP83400605A priority patent/EP0091343B1/fr
Priority to DE8383400605T priority patent/DE3372686D1/de
Priority to IL68272A priority patent/IL68272A0/xx
Priority to GR70955A priority patent/GR78792B/el
Priority to US06/480,805 priority patent/US4612550A/en
Publication of FR2524720A2 publication Critical patent/FR2524720A2/fr
Application granted granted Critical
Publication of FR2524720B2 publication Critical patent/FR2524720B2/fr
Granted legal-status Critical Current

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
    • H01Q15/16—Reflecting surfaces; Equivalent structures curved in two dimensions [2D], e.g. paraboloidal
    • H01Q15/161—Collapsible reflectors
    • H01Q15/162—Collapsible reflectors composed of a plurality of rigid panels
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/08—Means for collapsing antennas or parts thereof

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Aerials With Secondary Devices (AREA)
FR8205787A 1982-04-02 1982-04-02 Antenne cassegrain inversee pour radar a fonction multiple Granted FR2524720A2 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR8205787A FR2524720A2 (fr) 1982-04-02 1982-04-02 Antenne cassegrain inversee pour radar a fonction multiple
EP83400605A EP0091343B1 (fr) 1982-04-02 1983-03-23 Antenne Cassegrain inversée pour radar à fonction multiple
DE8383400605T DE3372686D1 (en) 1982-04-02 1983-03-23 Inverse cassegrain antenna for a multifunction radar
IL68272A IL68272A0 (en) 1982-04-02 1983-03-31 Inverted cassegrain antenna for multiple function radars
GR70955A GR78792B (2) 1982-04-02 1983-03-31
US06/480,805 US4612550A (en) 1982-04-02 1983-03-31 Inverted Cassegrain antenna for multiple function radars

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8205787A FR2524720A2 (fr) 1982-04-02 1982-04-02 Antenne cassegrain inversee pour radar a fonction multiple

Publications (2)

Publication Number Publication Date
FR2524720A2 true FR2524720A2 (fr) 1983-10-07
FR2524720B2 FR2524720B2 (2) 1984-05-18

Family

ID=9272710

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8205787A Granted FR2524720A2 (fr) 1982-04-02 1982-04-02 Antenne cassegrain inversee pour radar a fonction multiple

Country Status (6)

Country Link
US (1) US4612550A (2)
EP (1) EP0091343B1 (2)
DE (1) DE3372686D1 (2)
FR (1) FR2524720A2 (2)
GR (1) GR78792B (2)
IL (1) IL68272A0 (2)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4845511A (en) * 1987-01-27 1989-07-04 Harris Corp. Space deployable domed solar concentrator with foldable panels and hinge therefor
SE455745B (sv) * 1987-06-30 1988-08-01 Syd Sparbanken Reflektor for en parabolantenn
NL8800538A (nl) * 1988-03-03 1988-08-01 Hollandse Signaalapparaten Bv Antennesysteem met variabele bundelbreedte en bundelorientatie.
GB2277408B (en) * 1989-05-16 1995-03-08 Plessey Co Plc Radar
FR2685081B1 (fr) * 1991-12-11 1994-02-04 Thomson Csf Structure a controle d'endommagement intrinseque, procede de fabrication et methode d'utilisation.
US5469181A (en) * 1994-03-18 1995-11-21 Celwave Variable horizontal beamwidth antenna having hingeable side reflectors
IT1284301B1 (it) * 1996-03-13 1998-05-18 Space Engineering Spa Antenna a singolo o a doppio riflettore, a fasci sagomati, a polarizzazione lineare.
SE517845C2 (sv) * 2000-12-05 2002-07-23 Ericsson Telefon Ab L M Ett antennarrangemang och en kommunikationsanordning som innefattar ett sådant arrangemang
WO2003026173A1 (en) * 2001-09-14 2003-03-27 Andrew Corporation Co-located antenna design
WO2012112616A2 (en) * 2011-02-15 2012-08-23 Kla-Tencor Corporation Composite polarizer with adjustable polarization angles

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR964836A (2) * 1945-02-14 1950-08-25
US3161879A (en) * 1961-01-05 1964-12-15 Peter W Hannan Twistreflector
US3176303A (en) * 1962-02-21 1965-03-30 Whittaker Corp Collapsible antenna with plurality of flexible reflector petals releasably retained
US3576566A (en) * 1966-10-31 1971-04-27 Hughes Aircraft Co Closed loop antenna reflector supporting structure
US3717879A (en) * 1968-12-03 1973-02-20 Neotec Corp Collapsible reflector
GB1330175A (en) * 1970-08-04 1973-09-12 Elliott Brothers London Ltd Radio aerials
FR2448233A1 (fr) * 1979-02-02 1980-08-29 Thomson Csf Antenne cassegrain inversee pour radar a fonctions multiples

Also Published As

Publication number Publication date
US4612550A (en) 1986-09-16
EP0091343B1 (fr) 1987-07-22
IL68272A0 (en) 1983-06-15
EP0091343A1 (fr) 1983-10-12
DE3372686D1 (en) 1987-08-27
FR2524720B2 (2) 1984-05-18
GR78792B (2) 1984-10-02

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