FR2204055B1 - - Google Patents

Info

Publication number
FR2204055B1
FR2204055B1 FR7237657A FR7237657A FR2204055B1 FR 2204055 B1 FR2204055 B1 FR 2204055B1 FR 7237657 A FR7237657 A FR 7237657A FR 7237657 A FR7237657 A FR 7237657A FR 2204055 B1 FR2204055 B1 FR 2204055B1
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
FR7237657A
Other languages
French (fr)
Other versions
FR2204055A1 (de
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 FR7237657A priority Critical patent/FR2204055B1/fr
Priority to NL7314477A priority patent/NL7314477A/xx
Priority to IT5329073A priority patent/IT994437B/it
Priority to DE19732353277 priority patent/DE2353277C2/de
Publication of FR2204055A1 publication Critical patent/FR2204055A1/fr
Application granted granted Critical
Publication of FR2204055B1 publication Critical patent/FR2204055B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01Q19/134—Rear-feeds; Splash plate feeds
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/02—Waveguide horns
    • H01Q13/025—Multimode horn antennas; Horns using higher mode of propagation
    • H01Q13/0258—Orthomode horns
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/06—Waveguide mouths
    • 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
    • H01Q19/134—Rear-feeds; Splash plate feeds
    • H01Q19/136—Rear-feeds; Splash plate feeds cross-polarised
FR7237657A 1972-10-24 1972-10-24 Expired FR2204055B1 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7237657A FR2204055B1 (de) 1972-10-24 1972-10-24
NL7314477A NL7314477A (de) 1972-10-24 1973-10-22
IT5329073A IT994437B (it) 1972-10-24 1973-10-23 Antenna comportante un riflettore parabolico ed una sorgente prima ria a doppia polarizzazione
DE19732353277 DE2353277C2 (de) 1972-10-24 1973-10-24 Parabolreflektorantenne mit vier Primärstrahlern

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7237657A FR2204055B1 (de) 1972-10-24 1972-10-24

Publications (2)

Publication Number Publication Date
FR2204055A1 FR2204055A1 (de) 1974-05-17
FR2204055B1 true FR2204055B1 (de) 1978-04-28

Family

ID=9106139

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7237657A Expired FR2204055B1 (de) 1972-10-24 1972-10-24

Country Status (4)

Country Link
DE (1) DE2353277C2 (de)
FR (1) FR2204055B1 (de)
IT (1) IT994437B (de)
NL (1) NL7314477A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8900992A (nl) * 1989-04-20 1990-11-16 Arie De Jong Reflektor.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB713769A (en) * 1951-09-28 1954-08-18 Gen Electric Co Ltd Improvements in or relating to directive radio aerial systems
US3241146A (en) * 1963-01-30 1966-03-15 North American Aviation Inc Four aperture radiator for illuminating main dish
US3599219A (en) * 1969-01-29 1971-08-10 Andrew Corp Backlobe reduction in reflector-type antennas
US3543276A (en) * 1969-04-10 1970-11-24 Sylvania Electric Prod Broadband circularly polarized fanshaped beam antenna

Also Published As

Publication number Publication date
DE2353277A1 (de) 1974-05-02
FR2204055A1 (de) 1974-05-17
IT994437B (it) 1975-10-20
DE2353277C2 (de) 1985-06-05
NL7314477A (de) 1974-04-26

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Legal Events

Date Code Title Description
ST Notification of lapse