DE3583555D1 - Elektronisches verfolgungssystem fuer mikrowellenantennen. - Google Patents

Elektronisches verfolgungssystem fuer mikrowellenantennen.

Info

Publication number
DE3583555D1
DE3583555D1 DE8585304195T DE3583555T DE3583555D1 DE 3583555 D1 DE3583555 D1 DE 3583555D1 DE 8585304195 T DE8585304195 T DE 8585304195T DE 3583555 T DE3583555 T DE 3583555T DE 3583555 D1 DE3583555 D1 DE 3583555D1
Authority
DE
Germany
Prior art keywords
tracking system
microwave antennas
electronic tracking
antennas
microwave
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 - Fee Related
Application number
DE8585304195T
Other languages
English (en)
Inventor
David John Edwards
Barry Kenneth Watson
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.)
British Telecommunications PLC
Original Assignee
British Telecommunications 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 Telecommunications PLC filed Critical British Telecommunications PLC
Application granted granted Critical
Publication of DE3583555D1 publication Critical patent/DE3583555D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/24—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the orientation by switching energy from one active radiating element to another, e.g. for beam switching
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/16—Auxiliary devices for mode selection, e.g. mode suppression or mode promotion; for mode conversion
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
    • H01Q25/04—Multimode antennas
DE8585304195T 1984-06-12 1985-06-12 Elektronisches verfolgungssystem fuer mikrowellenantennen. Expired - Fee Related DE3583555D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8414963 1984-06-12
GB8415191 1984-06-14

Publications (1)

Publication Number Publication Date
DE3583555D1 true DE3583555D1 (de) 1991-08-29

Family

ID=26287855

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585304195T Expired - Fee Related DE3583555D1 (de) 1984-06-12 1985-06-12 Elektronisches verfolgungssystem fuer mikrowellenantennen.

Country Status (7)

Country Link
US (1) US4704611A (de)
EP (1) EP0171149B1 (de)
JP (1) JPH0797723B2 (de)
AU (1) AU583276B2 (de)
CA (1) CA1252195A (de)
DE (1) DE3583555D1 (de)
IN (1) IN163795B (de)

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JPS6175604A (ja) 1986-04-18
JPH0797723B2 (ja) 1995-10-18
IN163795B (de) 1988-11-12
EP0171149A1 (de) 1986-02-12
EP0171149B1 (de) 1991-07-24
US4704611A (en) 1987-11-03
AU583276B2 (en) 1989-04-27
CA1252195A (en) 1989-04-04
AU4349485A (en) 1985-12-19

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