Symmetric flipped nested array for mixed near‐field and far‐field non‐circular source localisation

Y Wang, WJ Cui, B Ba, M Quan… - IET Radar, Sonar & …, 2022 - Wiley Online Library
As it is known, existing mixed near‐field and far‐field non‐circular source localisation rely on
the uniform linear array (ULA). Compared with the ULA, the sparse array can obtain more …

Symmetric thinned coprime array with reduced mutual coupling for mixed near‐field and far‐field sources localization

Y Wang, WJ Cui, B Yang, B Ba… - IET Radar, Sonar & …, 2022 - Wiley Online Library
As we all know, the non‐uniform array is widely used in the mixed near‐field (NF) and far‐
field sources localization. The nested array contains a uniform linear array, it is easy to be …

Improved symmetric flipped nested array for mixed near‐field and far‐field non‐circular sources localization

Y Wang, WJ Cui, B Ba, B Du, Y Yang - IET Communications, 2023 - Wiley Online Library
At present, there are few sparse arrays used in the mixed near‐field (NF) and far‐field (FF)
localization based on non‐circular (NC) signals. Inspired by the symmetric flipped nested …

Symmetric displaced coprime array configurations for mixed near-and far-field source localization

Z Zheng, M Fu, WQ Wang, HC So - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Conventionally, mixed near-field (NF) and far-field (FF) source localization is performed
using a symmetric uniform linear array (ULA). Recently, two symmetric nonuniform linear …

Improved sparse symmetric arrays design for mixed near-field and far-field source localization

H Yan, Y Wang, Y Gong, Z Zhang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Symmetric uniform linear arrays (SULAs) are usually used for mixed far-field (FF) and near-
field (NF) source localization. However, the low degrees of freedom (DOFs) of SULAs limits …

Near-field noncircular sources localization based on fourth-order cumulant

X Li, Q Gong, S Zhong, S Ren - IEEE Access, 2020 - ieeexplore.ieee.org
This paper presents a cumulant-based algorithm for near-field noncircular sources
localization with a symmetric uniform linear array. It first constructs three extended matrices …

Mixed far-field and near-field source localization using a linear tripole array

H Ma, H Tao, J Xie - IEEE Wireless Communications Letters, 2020 - ieeexplore.ieee.org
This letter presents a novel algorithm for mixed far-field (FF) and near-field (NF) source
localization using a linear tripole array. Firstly, several special fourth-order cumulants are …

Localization of far-field and near-field signals with mixed sparse approach: A generalized symmetric arrays perspective

X Wu - Signal Processing, 2020 - Elsevier
Most existing methods for mixed far-field (FF) and near-field (NF) sources localization are
based on uniform linear arrays (ULAs) or some special sparse linear arrays (SLAs) such as …

Localization for mixed far-field and near-field sources utilizing improved symmetric nested array

J Shen, T Zhou, C Xu, W Zhang, W Du - Digital Signal Processing, 2020 - Elsevier
Nested arrays exhibit higher spatial resolution (SR) and enhanced degrees-of-freedom
(DOFs) with fewer sensors, and they have been utilized for direction-of-arrival (DOA) …

A novel sparse array for localization of mixed near‐field and far‐field sources

Y Wang, WJ Cui, Y Du, B Ba… - International Journal of …, 2021 - Wiley Online Library
As we all know, nested array can obtain a larger array aperture and more degrees of
freedom using fewer sensors. In this study, we not only designed an enhanced symmetric …