In this letter, we propose a coprime array interpolation approach to provide an off-grid direction-of-arrival (DOA) estimation. Through array interpolation, a uniform linear array …
Conventional canonical polyadic decomposition (CPD) approach for tensor-based sparse array direction-of-arrival (DOA) estimation typically partitions the coarray statistics to …
Z Zheng, Y Huang, WQ Wang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
As is well known, nonuniform linear arrays have significant advantages in array aperture and degrees of freedom over uniform linear arrays. Using their difference coarrays …
M Wagner, Y Park, P Gerstoft - IEEE transactions on signal …, 2021 - ieeexplore.ieee.org
Gridless direction of arrival (DOA) estimation is addressed for a 1-D non-uniform array (NUA) of arbitrary geometry. Currently, gridless DOA estimation is solved via convex …
P Chen, Z Chen, Z Cao, X Wang - IEEE Transactions on Signal …, 2020 - ieeexplore.ieee.org
The problem of direction of arrival (DOA) estimation has been studied for decades as an essential technology in enabling radar, wireless communications, and array signal …
Z Chengwei, Z Hang, GU Yujie, W Yong, SHI Zhiguo - 雷达学报, 2019 - radars.ac.cn
Array signal processing is an essential tool in broad radar applications. The coprime array has recently been proposed to overcome the bottleneck caused by the Nyquist spatial …
A Ahmed, YD Zhang - IEEE Transactions on Signal Processing, 2021 - ieeexplore.ieee.org
We present novel generalized non-redundant sparse array design strategies that achieve the highest possible number of degrees-of-freedom (DOFs) for direction-of-arrival (DOA) …
This paper develops efficient channel estimation techniques for millimeter-wave (mmWave) massive multiple-input multiple-output (MIMO) systems under practical hardware limitations …