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- W2352818722 abstract "Considering that the beam reconfiguration methods are usually complex and antenna shaping is difficult on satellite,a novel beam reconfiguration method is proposed,which is based on the feed array longitudinally offset focus theory and joint optimization of multi-parameter.With moving feed array of parabolic antenna some distance along the longitudinal direction,this method uses Zernike polynomial to fit the standard parabolic reflector and extracts its coefficients,combining with amplitude and phase of the feed source,which are optimized by particle swarm optimization algorithm.The validation of the proposed method is simulated by computing the antenna shaping and beam reconfiguration.The results indicate that the proposed approach can not only achieve the less deform degree which will reduce the difficulty of satellite antenna shaping,but also realize beam reconfiguration of satellite antenna easily and flexibility." @default.
- W2352818722 created "2016-06-24" @default.
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- W2352818722 date "2015-01-01" @default.
- W2352818722 modified "2023-09-26" @default.
- W2352818722 title "Approach of micro deformation shaping and beam reconfiguration for parabolic antenna" @default.
- W2352818722 hasPublicationYear "2015" @default.
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