Abstract: In this letter, a wideband two-dimensional (2-D) scanning multibeam array antenna is proposed using a novel beamforming network (BFN). First, a novel three-beam Butler matrix (BM) network, ...

Abstract: A new two-dimensional spatial spectral estimation direction finding method based on L-shaped array and time modulation theory is proposed. The main principle of this method is to generate a ...

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Key Laboratory for Soft Chemistry and Functional Materials, Ministry of Education, School of Chemical Engineering, Nanjing University of Science and Technology, Nanjing 210094, P. R. China ...