Abstract
In order to increase the capacity of communication link between ground and planetary spacecraft, antenna arraying technology is adopted in deep space communication. For antenna arrays construction, array elements geometric configuration optimization is a key technology to improve array performance. Firstly, calculation method of instantaneous synthesized beams is presented, and an optimization model of array for a given tracking direction is built. Secondly, for limitation of standard genetic algorithms, an improved genetic algorithm (IGA) for array configuration optimizing is given. Finally, based on IGA optimization algorithms and Pareto multi-objective genetic algorithms, multi-objective array configurations optimization is carried out between minimum sidelobe level and cable length, and between minimum sidelobe level and main lobe width.
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Acknowledgment
This work is supported by the National Natural Science Foundation of China (Grant No. 61271265).
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© 2015 Springer-Verlag Berlin Heidelberg
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Shi, X., Ma, H., Jiao, Y. (2015). Optimizing Deep-Space Antennas Array Configuration by Multi-objective Genetic Algorithm. In: Shen, R., Qian, W. (eds) Proceedings of the 27th Conference of Spacecraft TT&C Technology in China. Lecture Notes in Electrical Engineering, vol 323. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-662-44687-4_14
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DOI: https://doi.org/10.1007/978-3-662-44687-4_14
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