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GB2169145B - Method of providing a scanning radio beam - Google Patents

Method of providing a scanning radio beam

Info

Publication number
GB2169145B
GB2169145B GB08432656A GB8432656A GB2169145B GB 2169145 B GB2169145 B GB 2169145B GB 08432656 A GB08432656 A GB 08432656A GB 8432656 A GB8432656 A GB 8432656A GB 2169145 B GB2169145 B GB 2169145B
Authority
GB
United Kingdom
Prior art keywords
providing
radio beam
scanning radio
scanning
radio
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
GB08432656A
Other versions
GB2169145A (en
Inventor
Philip David Lane Williams
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.)
Decca Ltd
Original Assignee
Decca Ltd
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 Decca Ltd filed Critical Decca Ltd
Priority to GB08432656A priority Critical patent/GB2169145B/en
Publication of GB2169145A publication Critical patent/GB2169145A/en
Application granted granted Critical
Publication of GB2169145B publication Critical patent/GB2169145B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/20—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path
    • 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
    • H01Q3/242—Circumferential scanning
GB08432656A 1984-12-27 1984-12-27 Method of providing a scanning radio beam Expired GB2169145B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08432656A GB2169145B (en) 1984-12-27 1984-12-27 Method of providing a scanning radio beam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08432656A GB2169145B (en) 1984-12-27 1984-12-27 Method of providing a scanning radio beam

Publications (2)

Publication Number Publication Date
GB2169145A GB2169145A (en) 1986-07-02
GB2169145B true GB2169145B (en) 1988-10-05

Family

ID=10571742

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08432656A Expired GB2169145B (en) 1984-12-27 1984-12-27 Method of providing a scanning radio beam

Country Status (1)

Country Link
GB (1) GB2169145B (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB892813A (en) * 1957-05-31 1962-03-28 Emi Ltd Improvements relating to transmission apparatus including waveguide aerials

Also Published As

Publication number Publication date
GB2169145A (en) 1986-07-02

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee