A Polarization-Mixed Antenna Array with Wide Beamwidth and Orthogonal Polarizations
- Publisher:
- IEEE
- Publication Type:
- Conference Proceeding
- Citation:
- 2023 IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting (USNC-URSI), 2023, 2023-July, pp. 1651-1652
- Issue Date:
- 2023-01-01
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Filename | Description | Size | |||
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A Polarization-Mixed Antenna Array with Wide Beamwidth and Orthogonal Polarizations.pdf | Accepted version | 378.52 kB |
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This paper introduces a polarization-mixing strategy to significantly widen the beamwidth of a typical ±45°-polarized base station antenna array. Without changing the array topology, the originally narrow beamwidth of the array is significantly enhanced by mixing the two orthogonally polarized radiations. Compared to the traditional pattern synthesis methods, the proposed method can have much wider beamwidth and does not need amplitude weighting. The polarization-mixing method leads to a spatially-variable-polarization (SVP), i.e., the array has different polarizations at different directions. To guarantee the polarization diversity requested in modern wireless communications, two SVP arrays with orthogonal polarizations are designed.
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