Convex optimization-based 2-D DOA estimation with enhanced virtual aperture and virtual snapshots extension for L-shaped array

R Wu, Z Zhang - IEEE Transactions on Vehicular Technology, 2020 - ieeexplore.ieee.org
We address the two-dimensional direction-of-arrival (2-D DOA) estimation problem for L-
shaped ULA by developing an algorithm represented by the convex optimal method. In this …

Array manifold matching algorithm based on fourth-order cumulant for 2D DOA estimation with two parallel nested arrays

S Liu, J Zhao, Y Zhang - International Journal of …, 2021 - inderscienceonline.com
In this paper, a two-dimensional (2D) direction-of-arrival (DOA) estimation algorithm with two
parallel nested arrays is developed. Firstly, a constructor method for fourth-order cumulant …

An unambiguous 2D DOA estimation algorithm by a large-space L-shaped array

L Sheng, Z Jing, W Decheng, H Yiwang… - Circuits, Systems, and …, 2023 - Springer
In this paper, an unambiguous two-dimensional (2D) direction of arrival (DOA) estimation
algorithm based on a large-space L-shaped array is proposed. The proposed L-shaped …

A velocity-independent DOA estimator of underwater acoustic signals via an arbitrary cross-linear nested array

G Ning, Y Wang, G Jing, X Zhao - Circuits, Systems, and Signal …, 2023 - Springer
In this paper, an estimator for underwater DOA estimation is proposed by using a cross-
linear nested array with an arbitrary cross-angle. The estimator removes the acoustic …

A Low Computational Cost Lightning Mapping Algorithm With a Nonuniform L-Shaped Array: Principle and Verification

H Chen, W Chen, Y Wang, K Bian… - … on Geoscience and …, 2021 - ieeexplore.ieee.org
Recently, 2-D multiple signal classification (MUSIC) algorithm was applied to map lighting
propagation with improved quality. However, the quality is improved at the cost of increasing …

[HTML][HTML] Two-dimensional angle estimation of two-parallel nested arrays based on sparse Bayesian estimation

L Chen, D Bi, J Pan - Sensors, 2018 - mdpi.com
To increase the number of estimable signal sources, two-parallel nested arrays are
proposed, which consist of two subarrays with M sensors, and can estimate the two …

[HTML][HTML] Low-complexity super-resolution detection for range-vital Doppler estimation FMCW radar

B Kim, Y Jin, Y Choi, J Lee, S Kim - Journal of Electromagnetic Engineering …, 2021 - jees.kr
This paper proposes low-complexity super-resolution detection for range-vital Doppler
estimation frequency-modulated continuous wave (FMCW) radar. In regards to vital radar …

Two‐Dimensional Direction‐of‐Arrivals Estimation Based on One‐Dimensional Search Using Rank Deficiency Principle

FG Yan, ZK Chen, MJ Sun, Y Shen… - International Journal of …, 2015 - Wiley Online Library
A novel efficient method for two‐dimensional (2D) direction‐of‐arrivals (DOAs) estimation is
proposed to reduce the computational complexity of conventional 2D multiple signal …

Two‐Step Root‐MUSIC for Direction of Arrival Estimation without EVD/SVD Computation

FG Yan, S Liu, J Wang, M Jin - International journal of …, 2018 - Wiley Online Library
Most popular techniques for super‐resolution direction of arrival (DOA) estimation rely on an
eigen‐decomposition (EVD) or a singular value decomposition (SVD) computation to …

Array aperture extension algorithm for 2-D DOA estimation with L-shaped array

X Nie, P Wei - Progress In Electromagnetics Research Letters, 2015 - jpier.org
In this paper, an array aperture extension algorithm is developed for two-dimensional (2-D)
direction-of-arrival (DOA) estimation with L-shaped array. We enlarge the dimension of the …