Techniques to increase gain and impedance bandwidth of a cross-aperture coupled patch antenna

Kwok L. Chung, Ananda S. Mohan

    Research output: Contribution to journalArticlepeer-review

    1 Citation (Scopus)

    Abstract

    A broadband high-gain single-feed cross-aperture coupled patch antenna is presented in this paper. The measured results confirm that the antenna is capable of a 14.4% impedance bandwidth (VSWR ≤ 2), 3% of 3-dB axial-ratio bandwidth, and 17.4% of gain (> 8 dBic) bandwidth with a mean gain level of 9.3 dBic. The techniques for obtaining high gain and broad impedance bandwidth as well as the effects on aperture size are discussed.
    Original languageEnglish
    Article number4
    Pages (from-to)283-286
    Number of pages4
    JournalMicrowave and Optical Technology Letters
    Volume37
    DOIs
    Publication statusPublished - 2003

    Keywords

    • antenna
    • axial-ratio bandwidth
    • gain bandwidth
    • impedance bandwidth
    • polarisation

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