EP0346105A3 - Système d'antenne pour un véhicule spatial - Google Patents

Système d'antenne pour un véhicule spatial Download PDF

Info

Publication number
EP0346105A3
EP0346105A3 EP19890305766 EP89305766A EP0346105A3 EP 0346105 A3 EP0346105 A3 EP 0346105A3 EP 19890305766 EP19890305766 EP 19890305766 EP 89305766 A EP89305766 A EP 89305766A EP 0346105 A3 EP0346105 A3 EP 0346105A3
Authority
EP
European Patent Office
Prior art keywords
antenna system
spacecraft antenna
sub
coverage area
reflector
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.)
Withdrawn
Application number
EP19890305766
Other languages
German (de)
English (en)
Other versions
EP0346105A2 (fr
Inventor
Simon John Stirland
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.)
BAE Systems PLC
Original Assignee
British Aerospace PLC
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 British Aerospace PLC filed Critical British Aerospace PLC
Publication of EP0346105A2 publication Critical patent/EP0346105A2/fr
Publication of EP0346105A3 publication Critical patent/EP0346105A3/fr
Withdrawn legal-status Critical Current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
    • H01Q19/192—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 with dual offset reflectors

Landscapes

  • Aerials With Secondary Devices (AREA)
  • Details Of Aerials (AREA)
EP19890305766 1988-06-09 1989-06-07 Système d'antenne pour un véhicule spatial Withdrawn EP0346105A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB888813656A GB8813656D0 (en) 1988-06-09 1988-06-09 Spacecraft antenna system
GB8813656 1988-06-09

Publications (2)

Publication Number Publication Date
EP0346105A2 EP0346105A2 (fr) 1989-12-13
EP0346105A3 true EP0346105A3 (fr) 1991-07-03

Family

ID=10638349

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19890305766 Withdrawn EP0346105A3 (fr) 1988-06-09 1989-06-07 Système d'antenne pour un véhicule spatial

Country Status (2)

Country Link
EP (1) EP0346105A3 (fr)
GB (1) GB8813656D0 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6603437B2 (en) * 2001-02-13 2003-08-05 Raytheon Company High efficiency low sidelobe dual reflector antenna

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4298877A (en) * 1979-01-26 1981-11-03 Solar Energy Technology, Inc. Offset-fed multi-beam tracking antenna system utilizing especially shaped reflector surfaces
GB2098806A (en) * 1981-04-27 1982-11-24 Kokusai Denshin Denwa Co Ltd Multiple reflector antenna
US4591866A (en) * 1983-02-04 1986-05-27 Kokusai Denshin Denwa Kabushiki Kaisha Multi-beam antenna and its configuration process
EP0219321A1 (fr) * 1985-10-10 1987-04-22 British Aerospace Public Limited Company Système d'antenne

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4298877A (en) * 1979-01-26 1981-11-03 Solar Energy Technology, Inc. Offset-fed multi-beam tracking antenna system utilizing especially shaped reflector surfaces
GB2098806A (en) * 1981-04-27 1982-11-24 Kokusai Denshin Denwa Co Ltd Multiple reflector antenna
US4591866A (en) * 1983-02-04 1986-05-27 Kokusai Denshin Denwa Kabushiki Kaisha Multi-beam antenna and its configuration process
EP0219321A1 (fr) * 1985-10-10 1987-04-22 British Aerospace Public Limited Company Système d'antenne

Also Published As

Publication number Publication date
GB8813656D0 (en) 1988-07-13
EP0346105A2 (fr) 1989-12-13

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Legal Events

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Effective date: 19931026

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Effective date: 19940308