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- W3030559627 abstract "The Direction of arrival (DOA) estimation algorithms to Archimedes spiral antenna remains an important research topic. Unlike the MUSIC algorithm, ESPRIT algorithm has a lower computational complexity. However, ESPRIT algorithm also requires translation invariance, so it can only be used when the array is a uniform planar array (UPA) or a uniform linear array (ULA). This paper introduces a multi-arm Archimedean spiral array (MAASA) ESPRIT algorithm, which transforms the spiral array into a uniform rectangular array through conformal transformation to generate translation invariance. The ESPRIT algorithm is then applied in the transformed domain, and the result is inversely transformed to the initial domain. The simulation results show that the two-dimensional DOA can be realized by using the multi-arm Archimedes spiral array. By comparing the antenna pattern, it is further proved that the multi-arm Archimedes spiral array is superior to the conventional circular array and the planar array." @default.
- W3030559627 created "2020-06-05" @default.
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- W3030559627 date "2020-05-28" @default.
- W3030559627 modified "2023-09-23" @default.
- W3030559627 title "MAASA: Multi-Arm Archimedes Spiral Array for Arrival Angle Estimation" @default.
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- W3030559627 doi "https://doi.org/10.25236/ajcis.2020.030208" @default.
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