An antenna comprises a feed means (1), and an inflatable structure (3) having focusing means (8, 9) arranged such that the feed means (1) is at the focus of the focusing means (8, 9) when the structure (3) is inflated. The inflatable structure (3) can be of inelastic plastics material. The antenna has the advantages of cheapness and light weight, and of being easily transported either inflated or deflated.




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Patent Citations (2)

    Publication numberPublication dateAssigneeTitle
    US-3273155-ASeptember 13, 1966Litton Systems IncFresnel zone lens antenna
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NO-Patent Citations (2)

    IEEE NEREM Record 1966.See page 223, figures 4+6.
    IEEE Transactions vol. AP-32, no. 3, March 1984. Pages 306+307

Cited By (0)

    Publication numberPublication dateAssigneeTitle