On DOA Estimation Method Based-on Fourth-order Cumulant
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Graphical Abstract
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Abstract
In this paper,the DOA(direction of arrival) estimation methods based on fourth-order cumulant are investigated,and the algorithms MUSIC and ESPRIT based on fourth-order cumulant are presented.The fourth-order MUSIC has the ability of array extension,and the fourth-order ESPRIT is robust to the channel uncertainty model errors.The results are verified by the simulation experiments.
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