Vandermonde decomposition of coprime coarray covariance matrix for DOA estimation

Y Shen, C Zhou, Y Gu, H Lin… - 2017 IEEE 18th …, 2017 - ieeexplore.ieee.org
In this paper, we propose a novel Vandermonde decomposition-based direction-of-arrival
(DOA) estimation algorithm by using a coprime array, where increased number of degrees …

Low-complexity propagator based two dimensional angle estimation for coprime MIMO radar

J Li, D Jiang - IEEE Access, 2018 - ieeexplore.ieee.org
The problem of 2-D angle estimation for coprime multiple-input multiple-output (MIMO) radar
is considered, and a low-complexity propagator based method is proposed. Coprime MIMO …

Unfolded coprime L-shaped arrays for two-dimensional direction of arrival estimation

P Gong, X Zhang, W Zheng - International journal of electronics, 2018 - Taylor & Francis
Generally, a coprime L-shaped array (CLsA) is composed of two uniform L-shaped
subarrays with larger spacing among inter-element to accomplish the improved direction of …

An effective localization method for mixed far-field and near-field strictly non-circular sources

Q Wang, X Wang, H Chen, X Zhu, W Liu, W Yan… - Digital Signal …, 2019 - Elsevier
In this paper, an effective direction-of-arrival (DOA) and range estimations method for mixed
far-field and near-field non-circular sources is proposed based on a large centrosymmetric …

[HTML][HTML] An -norm Based Method for Off-grid DOA Estimation

Z Zhang, X Wu, C Li, WP Zhu - Circuits, Systems, and Signal Processing, 2019 - Springer
The sparse signal recovery-based direction of arrival (DOA) estimation has received a great
deal of attention over the past decade. From the sparse representation point of view, ℓ _0 ℓ 0 …

Joint coprime weights optimization for sub-nyquist tensor beamforming

H Zheng, C Zhou, Z Shi, C Yan - 2022 IEEE Radar Conference …, 2022 - ieeexplore.ieee.org
The emerging tensor beamformers are capable of structurally filtering multi-dimensional
signals of sensor arrays. Although the popular sparse arrays have been utilized to enhance …

[PDF][PDF] 互质阵中基于降维求根的波达角估计算法

李建峰, 沈明威, 蒋德富 - 电子与信息学报, 2018 - edit.jeit.ac.cn
李建峰* 沈明威蒋德富(河海大学计算机与信息学院南京211100) 摘要: 该文提出互质阵中基于降
维求根的波达角(DOA) 估计算法. 互质阵包含两个稀疏均匀线性子阵, 拥有互质的阵元间距和阵 …

[HTML][HTML] Robust sparse Bayesian learning-based off-grid DOA estimation method for vehicle localization

Y Ling, H Gao, S Zhou, L Yang, F Ren - Sensors, 2020 - mdpi.com
With the rapid development of the Internet of Things (IoT), autonomous vehicles have been
receiving more and more attention because they own many advantages compared with …

Enhanced DOA Estimation With Augmented CADiS by Exploiting Array Motion Strategies

P Ma, J Li, J Pan, X Zhang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
With its increased aperture and enlarged minimum spacing among sensors, coprime array
with displaced subarrays (CADiS) receives a great deal of attention among sparse arrays …

Improved DFT method for DOA estimation with extended coprime array: Based on large difference coarray

X Lai, W Chen, B Li, H Zeng - International Journal of Electronics, 2022 - Taylor & Francis
In this paper, Direction of arrival estimation (DOA) in coprime array is investigated, and an
advanced method for DOA estimation is presented with extended coprime array (ECA) …