Results 1 to 10 of about 12,985 (190)
Piezoelectric Sensors for Lamb Waves’ Direction of Arrival (DoA) Estimation [PDF]
EUROSENSORS 2018, 2018 A novel strategy to design piezoelectric sensor clusters suited for direction of arrival (DoA) estimation of Lamb waves is presented in this work. The designed clusters are composed by three piezoelectric patches (P1, P2 e P3) to be bonded on the structure to be inspected.
Luca De Marchi +2 more
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Satellite Interference Source Direction of Arrival (DOA) Estimation Based on Frequency Domain Covariance Matrix Reconstruction [PDF]
Sensors, 2023 Direction of arrival (DOA) estimation is an effective method for detecting various active interference signals during the satellite navigation process. It can be utilized for both interference detection and anti-interference applications. This paper proposes a DOA estimation algorithm for satellite interference sources based on frequency domain ...
Jinjie Yao +5 more
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The Real-Valued Sparse Direction of Arrival (DOA) Estimation Based on the Khatri-Rao Product [PDF]
Sensors, 2016 There is a problem that complex operation which leads to a heavy calculation burden is required when the direction of arrival (DOA) of a sparse signal is estimated by using the array covariance matrix. The solution of the multiple measurement vectors (MMV) model is difficult.
Tao Chen, Huanxin Wu, Zhongkai Zhao
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Dual-Branch CNN for Direction-of-Arrival and Number-of-Sources Estimation [PDF]
SensorsDespite numerous conventional direction-of-arrival (DOA) methods, relationships between number of sources (NOS) and DOA are often ignored, which could yield meaningful estimation information.
Yufeng Jiang, Lin Zou
doaj +2 more sources
Radioactive Direction of Arrival Estimation Using Neural Networks Approach [PDF]
EPJ Web of Conferences, 2023 In this paper, we present a comprehensive investigation into improving Direction of Arrival (DOA) estimation for gamma-emitting isotopes using deep neural networks.
Salomon Yossi +5 more
doaj +1 more source
Sensors, 2021 Direction of arrival (DOA) estimation has always been a hot topic for researchers. The complex and changeable environment makes it very challenging to estimate the DOA in a small snapshot and strong noise environment.
Huichao Yan +5 more
doaj +1 more source
Remote Sensing, 2023 The adaptive beamforming algorithm can realize interference suppression and navigation signal enhancement, and has been widely used. However, achieving high-precision real-time estimation of the direction of arrival (DOA) parameters of navigation signals
Jian Wu +4 more
doaj +1 more source
An Ultra-fast DOA Estimator with Circular Array Interferometer Using Lookup Table Method [PDF]
, 2015 The time-consuming phase ambiguity resolution makes the uniform circular array (UCA) interferometer not suitable for real-time direction-of-arrival (DOA) estimation. This paper introduces the lookup table (LUT) method to solve this problem.
Huang, J. J. +4 more
core +4 more sources
Direction-of-Arrival Estimation in Time-Modulated Linear Arrays Based on the MT-BCS Approach
International Journal of Antennas and Propagation, 2022 This article proposes a novel approach for the estimation of the direction-of-arrival (DoA) of multiple signals impinging on time-modulated arrays (TMAs).
Qing-He Zhang +2 more
doaj +1 more source
High Resolution Direction-of-Arrival Estimation Using Genetic Algorithm [PDF]
Engineering and Technology Journal, 2009 This paper presents an application of a performance analysis of a genetic algorithm GA developed for extraction of the directions of arrival DOA of several signals impinging on uniform linear arrays.
Eyad I. Abbas, Ali Abdul-Elah Noori
doaj +1 more source