PT66560B - Aerial system - Google Patents

Aerial system

Info

Publication number
PT66560B
PT66560B PT6656077A PT6656077A PT66560B PT 66560 B PT66560 B PT 66560B PT 6656077 A PT6656077 A PT 6656077A PT 6656077 A PT6656077 A PT 6656077A PT 66560 B PT66560 B PT 66560B
Authority
PT
Portugal
Prior art keywords
aerial system
aerial
Prior art date
Application number
PT6656077A
Other languages
English (en)
Portuguese (pt)
Other versions
PT66560A (en
Inventor
Motoo Mizusawa
Chikao Kinoshita
Shinichi Betsudan
Sigeru Sato
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of PT66560A publication Critical patent/PT66560A/pt
Publication of PT66560B publication Critical patent/PT66560B/pt

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
    • H01Q19/18—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 having two or more spaced reflecting surfaces
    • H01Q19/19—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 having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface
    • H01Q19/191—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 having two or more spaced reflecting surfaces comprising one main concave reflecting surface associated with an auxiliary reflecting surface wherein the primary active element uses one or more deflecting surfaces, e.g. beam waveguide feeds
PT6656077A 1976-05-18 1977-05-17 Aerial system PT66560B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5750376A JPS52140254A (en) 1976-05-18 1976-05-18 Antenna unit

Publications (2)

Publication Number Publication Date
PT66560A PT66560A (en) 1977-06-01
PT66560B true PT66560B (en) 1978-10-18

Family

ID=13057519

Family Applications (1)

Application Number Title Priority Date Filing Date
PT6656077A PT66560B (en) 1976-05-18 1977-05-17 Aerial system

Country Status (7)

Country Link
JP (1) JPS52140254A (fr)
CA (1) CA1076696A (fr)
DE (1) DE2722373C3 (fr)
FR (1) FR2352412A1 (fr)
GB (1) GB1565870A (fr)
IT (1) IT1085084B (fr)
PT (1) PT66560B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5744302A (en) * 1980-08-28 1982-03-12 Mitsubishi Electric Corp Antenna device
JPS57178402A (en) * 1981-04-27 1982-11-02 Kokusai Denshin Denwa Co Ltd <Kdd> Multireflex mirror antenna
DE3209513A1 (de) * 1982-03-16 1984-02-09 ANT Nachrichtentechnik GmbH, 7150 Backnang Exzentrische parabolantenne mit geringer kreuzpolarisation
DE3330284A1 (de) * 1983-08-22 1985-03-21 Siemens AG, 1000 Berlin und 8000 München Nach dem cassegrain-prinzip arbeitende satellitenfunk-bodenstationsantennenanordnung
DE3400729A1 (de) * 1984-01-11 1985-07-18 Siemens AG, 1000 Berlin und 8000 München Schwenkbare cassegrain-antenne
DE3400736A1 (de) * 1984-01-11 1985-07-18 Siemens AG, 1000 Berlin und 8000 München Nach dem cassegrain-prinzip arbeitende satellitenfunk-bodenstationsantennenanordnung
FR2589284B1 (fr) * 1985-10-28 1988-05-20 Alcatel Espace Antenne multireflecteurs rayonnant un faisceau orientable avec un grand debattement

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5211871B2 (fr) * 1971-11-17 1977-04-02
US3821746A (en) * 1971-11-17 1974-06-28 Mitsubishi Electric Corp Antenna system with distortion compensating reflectors
JPS4891950A (fr) * 1972-03-08 1973-11-29
JPS5739081B2 (fr) * 1973-03-16 1982-08-19

Also Published As

Publication number Publication date
JPS52140254A (en) 1977-11-22
GB1565870A (en) 1980-04-23
IT1085084B (it) 1985-05-28
FR2352412B1 (fr) 1981-10-23
DE2722373B2 (de) 1980-08-07
DE2722373C3 (de) 1984-06-14
DE2722373A1 (de) 1977-12-01
PT66560A (en) 1977-06-01
CA1076696A (fr) 1980-04-29
FR2352412A1 (fr) 1977-12-16

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