GB1565870A - Aerial system - Google Patents

Aerial system Download PDF

Info

Publication number
GB1565870A
GB1565870A GB2073577A GB2073577A GB1565870A GB 1565870 A GB1565870 A GB 1565870A GB 2073577 A GB2073577 A GB 2073577A GB 2073577 A GB2073577 A GB 2073577A GB 1565870 A GB1565870 A GB 1565870A
Authority
GB
United Kingdom
Prior art keywords
reflector
reflectors
aerial
plane
wave
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.)
Expired
Application number
GB2073577A
Other languages
English (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.)
Mitsubishi Electric Corp
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 GB1565870A publication Critical patent/GB1565870A/en
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
    • H01Q19/18—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

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
GB2073577A 1976-05-18 1977-05-17 Aerial system Expired GB1565870A (en)

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
GB1565870A true GB1565870A (en) 1980-04-23

Family

ID=13057519

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2073577A Expired GB1565870A (en) 1976-05-18 1977-05-17 Aerial system

Country Status (7)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3209513A1 (de) * 1982-03-16 1984-02-09 ANT Nachrichtentechnik GmbH, 7150 Backnang Exzentrische parabolantenne mit geringer kreuzpolarisation

Families Citing this family (6)

* 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
DE3330284A1 (de) * 1983-08-22 1985-03-21 Siemens AG, 1000 Berlin und 8000 München Nach dem cassegrain-prinzip arbeitende satellitenfunk-bodenstationsantennenanordnung
DE3400736A1 (de) * 1984-01-11 1985-07-18 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
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 (de) * 1971-11-17 1977-04-02
US3821746A (en) * 1971-11-17 1974-06-28 Mitsubishi Electric Corp Antenna system with distortion compensating reflectors
JPS4891950A (de) * 1972-03-08 1973-11-29
JPS5739081B2 (de) * 1973-03-16 1982-08-19

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3209513A1 (de) * 1982-03-16 1984-02-09 ANT Nachrichtentechnik GmbH, 7150 Backnang Exzentrische parabolantenne mit geringer kreuzpolarisation

Also Published As

Publication number Publication date
FR2352412A1 (fr) 1977-12-16
PT66560A (en) 1977-06-01
JPS52140254A (en) 1977-11-22
CA1076696A (en) 1980-04-29
IT1085084B (it) 1985-05-28
DE2722373C3 (de) 1984-06-14
FR2352412B1 (de) 1981-10-23
DE2722373A1 (de) 1977-12-01
DE2722373B2 (de) 1980-08-07
PT66560B (en) 1978-10-18

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19970516