IT1085084B - Sistema di antenna - Google Patents

Sistema di antenna

Info

Publication number
IT1085084B
IT1085084B IT2370677A IT2370677A IT1085084B IT 1085084 B IT1085084 B IT 1085084B IT 2370677 A IT2370677 A IT 2370677A IT 2370677 A IT2370677 A IT 2370677A IT 1085084 B IT1085084 B IT 1085084B
Authority
IT
Italy
Prior art keywords
antenna system
antenna
Prior art date
Application number
IT2370677A
Other languages
English (en)
Inventor
Mizusawa Motoo
Kinoshita Chikao
Betsudan Shinichi
Sato Sigeru
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
Application granted granted Critical
Publication of IT1085084B publication Critical patent/IT1085084B/it

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
IT2370677A 1976-05-18 1977-05-18 Sistema di antenna IT1085084B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT1085084B true IT1085084B (it) 1985-05-28

Family

ID=13057519

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2370677A IT1085084B (it) 1976-05-18 1977-05-18 Sistema di antenna

Country Status (7)

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

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 (it) * 1971-11-17 1977-04-02
US3821746A (en) * 1971-11-17 1974-06-28 Mitsubishi Electric Corp Antenna system with distortion compensating reflectors
JPS4891950A (it) * 1972-03-08 1973-11-29
JPS5739081B2 (it) * 1973-03-16 1982-08-19

Also Published As

Publication number Publication date
DE2722373C3 (de) 1984-06-14
DE2722373A1 (de) 1977-12-01
DE2722373B2 (de) 1980-08-07
JPS52140254A (en) 1977-11-22
CA1076696A (en) 1980-04-29
FR2352412A1 (fr) 1977-12-16
GB1565870A (en) 1980-04-23
FR2352412B1 (it) 1981-10-23
PT66560A (en) 1977-06-01
PT66560B (en) 1978-10-18

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Legal Events

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

Effective date: 19950530