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- W4387314811 abstract "We present methods for predicting the beams of reflector antennas across elevation, given measured surface and alignment errors at only a few tilting angles. Specifically, the Characteristic Basis Function Pattern (CBFP) method is applied, where we interpolate over the model coefficients to predict an unknown pattern at a desired elevation. We also describe a method for interpolating the geometric reflector surface and feed alignment errors across elevation. The methods are evaluated and compared using preliminary photogrammetry data of a 15-m SKA antenna. We show that a combination of the methods can result in a maximum error in the predicted beam of under 1%." @default.
- W4387314811 created "2023-10-04" @default.
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- W4387314811 date "2023-08-19" @default.
- W4387314811 modified "2023-10-06" @default.
- W4387314811 title "Beam Modeling of Reflector Antennas across Elevation" @default.
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- W4387314811 doi "https://doi.org/10.23919/ursigass57860.2023.10265476" @default.
- W4387314811 hasPublicationYear "2023" @default.
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