On Gridless Sparse Methods for Multi-snapshot Direction of Arrival Estimation
Sign Up to like & getrecommendations! Published in 2017 at "Circuits, Systems, and Signal Processing"
DOI: 10.1007/s00034-016-0462-9
Abstract: The authors have recently proposed two kinds of gridless sparse methods for direction of arrival estimation in the presence of multiple snapshots that exploit joint sparsity among the snapshots and completely resolve grid mismatches of… read more here.
Keywords: gridless; arrival estimation; multi snapshot; sparse methods ... See more keywords
Angle-of-Arrival Estimation in Formation Flying Satellites: Concept and Demonstration
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DOI: 10.1109/access.2019.2935620
Abstract: One of the challenges of future space missions is the deployment of instruments distributed across multiple satellites that fly in an autonomous formation. This type of mission requires that the spacecraft communicate using inter-satellite links… read more here.
Keywords: arrival estimation; angle arrival; estimation; formation flying ... See more keywords
A Machine Learning Perspective on Automotive Radar Direction of Arrival Estimation
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DOI: 10.1109/access.2022.3141587
Abstract: Millimeter-wave sensing using automotive radar imposes high requirements on the applied signal processing in order to obtain the necessary resolution for current imaging radar. High-resolution direction of arrival estimation is needed to achieve the desired… read more here.
Keywords: automotive radar; arrival estimation; resolution; radar ... See more keywords
Machine Learning for Time-of-Arrival Estimation With 5G Signals in Indoor Positioning
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Internet of Things Journal"
DOI: 10.1109/jiot.2023.3234123
Abstract: Location-based service in the indoor environment is playing a crucial role in different application scenarios. The introduction of technologies, such as ultradense network and massive multiple-input multiple-output enables fifth-generation (5G) cellular signals, as a new… read more here.
Keywords: arrival estimation; indoor positioning; machine learning; time arrival ... See more keywords
Machine Learning-Based Angle of Arrival Estimation for Ultra-Wide Band Radios
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Communications Letters"
DOI: 10.1109/lcomm.2022.3167020
Abstract: This letter analyzes the feasibility of deep convolutional neural networks (DCNN) for accurate ultra-wideband (UWB) angle of arrival estimation that is robust against hardware imperfections. To this end, a uniform linear array with four antenna… read more here.
Keywords: arrival estimation; learning based; machine learning; angle arrival ... See more keywords
Direction of Arrival Estimation for Complex Sources Through $\ell _1$ Norm Sparse Bayesian Learning
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Signal Processing Letters"
DOI: 10.1109/lsp.2019.2905164
Abstract: In this letter, Laplace distribution is used to model the prior for the direction of arrival (DoA) of sources. In order to incorporate the real and imaginary part of the received signal, we propose a… read more here.
Keywords: estimation complex; direction; arrival estimation; direction arrival ... See more keywords
Enhanced and Generalized Coprime Array for Direction of Arrival Estimation
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Aerospace and Electronic Systems"
DOI: 10.1109/taes.2022.3200929
Abstract: Owing to the large degrees of freedom and reduced mutual coupling by generating difference coarrays, nonuniform linear arrays have aroused great interest in direction of arrival estimation. Previous works have shown some improved sparse arrays,… read more here.
Keywords: generalized coprime; coprime array; arrival estimation; direction arrival ... See more keywords
Adaptive Measurement Matrix Design in Direction of Arrival Estimation
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Signal Processing"
DOI: 10.1109/tsp.2022.3209880
Abstract: Advances in compressed sensing (CS) theory have brought new perspectives to encoding and decoding of signals with sparse representations. The encoding strategies are determined by measurement matrices whose design is a critical aspect of the… read more here.
Keywords: measurement matrix; arrival estimation; design; direction arrival ... See more keywords
Angle-of-arrival estimation of a microwave signal based on optical interference and stimulated Brillouin scattering
Sign Up to like & getrecommendations! Published in 2020 at "Optical Engineering"
DOI: 10.1117/1.oe.59.3.036110
Abstract: Abstract. We propose an optical approach to estimate the angle of arrival (AoA) of a microwave signal. The microwave signal and its phase-shifted replica received from separated antenna elements are applied to a null-biased dual-drive… read more here.
Keywords: brillouin scattering; microwave signal; stimulated brillouin; arrival estimation ... See more keywords
Underwater Target Direction of Arrival Estimation by Small Acoustic Sensor Array Based on Sparse Bayesian Learning
Sign Up to like & getrecommendations! Published in 2017 at "Polish Maritime Research"
DOI: 10.1515/pomr-2017-0070
Abstract: Abstract Assuming independently but identically distributed sources, the traditional DOA (direction of arrival) estimation method of underwater acoustic target normally has poor estimation performance and provides inaccurate estimation results. To solve this problem, a new… read more here.
Keywords: estimation; arrival estimation; direction arrival; sparse bayesian ... See more keywords