Assistant vehicle localization based on three collaborative base stations via SBL-based robust DOA estimation

H Wang, L Wan, M Dong, K Ota… - IEEE Internet of Things …, 2019 - ieeexplore.ieee.org
As a promising research area in Internet of Things (IoT), Internet of Vehicles (IoV) has
attracted much attention in wireless communication and network. In general, vehicle …

Iterative methods for subspace and DOA estimation in nonuniform noise

B Liao, SC Chan, L Huang… - IEEE Transactions on …, 2016 - ieeexplore.ieee.org
Usually, direction-of-arrival (DOA) estimators are derived under the assumption of uniform
white noise, whose covariance matrix is a scaled identity matrix. However, in practice, the …

New approaches to direction-of-arrival estimation with sensor arrays in unknown nonuniform noise

B Liao, L Huang, C Guo, HC So - IEEE Sensors Journal, 2016 - ieeexplore.ieee.org
It is known that classical subspace-based direction-of-arrival (DOA) estimation algorithms
are not straightforwardly applicable to scenarios with unknown spatially nonuniform noise …

Augmented subspace MUSIC method for DOA estimation using acoustic vector sensor array

A Liu, D Yang, S Shi, Z Zhu, Y Li - IET Radar, Sonar & …, 2019 - Wiley Online Library
In the scenario of ambient noise, the noise powers received by the pressure and velocity
components in an underwater acoustic vector sensor (AVS) array are unequal. This paper …

An efficient off-grid DOA estimation approach for nested array signal processing by using sparse Bayesian learning strategies

J Yang, G Liao, J Li - Signal Processing, 2016 - Elsevier
In this paper, we address the problem of sparsity-inducing direction-of-arrival (DOA)
estimation in the context of array covariance vectors when a recently proposed nested array …

Subspace-based near-field source localization in unknown spatially nonuniform noise environment

W Zuo, J Xin, N Zheng, H Ohmori… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
In this paper, we investigate the problem of estimating the directions-of-arrival (DOAs) and
ranges of multiple narrowband near-field sources in unknown spatially nonuniform noise …

Coprime array-based DOA estimation in unknown nonuniform noise environment

K Liu, YD Zhang - Digital Signal Processing, 2018 - Elsevier
In this paper, we propose direction-of-arrival (DOA) estimation techniques, respectively
based on covariance matrix reconstruction and matrix completion, to achieve robust DOA …

Direction-of-arrival estimation for nested acoustic vector-sensor arrays using quaternions

Y Lou, X Qu, D Wang, J Cheng - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
There is an increasing interest in direction-of-arrival (DOA) estimation using nested arrays
composed of vector sensors. Considering acoustic vector sensors (AVSs) commonly used in …

Robust DOA estimation method for underwater acoustic vector sensor array in presence of ambient noise

A Liu, S Shi, X Wang - IEEE Transactions on Geoscience and …, 2023 - ieeexplore.ieee.org
The ambient noise covariance matrix for the array of underwater acoustic vector sensors
(AVSs) is not equal to a scaled identity matrix. This fact contradicts the requirement of …

Direction finding with partly calibrated uniform linear arrays in nonuniform noise

B Liao, J Wen, L Huang, C Guo… - IEEE Sensors …, 2016 - ieeexplore.ieee.org
We recently proposed an ESPRIT-like method for direction finding with partly calibrated
uniform linear arrays. It has been shown that the unknown gains/phases and directionof …