Results 1 to 10 of about 19,233 (197)

Piezoelectric Sensors for Lamb Waves’ Direction of Arrival (DoA) Estimation [PDF]

Proceedings, 2018
A novel strategy to design piezoelectric sensor clusters suited for direction of arrival (DoA) estimation of Lamb waves is presented in this work.
Luca De Marchi, Marco Dibiase, Nicola Testoni   +2 more
doaj   +2 more sources

Multipath Separation-Direction of Arrival (MS-DOA) with Genetic Search Algorithm for HF channels [PDF]

Advances in Space Research, 2009
Cataloged from PDF version of article.Direction-of-Arrival (DOA) defines the estimation of arrival angles of an electromagnetic wave impinging on a set of sensors. For dispersive and time-varying HF channels, where the propagating wave also suffers from
Arikan, F., Arikan, O., Fidan, S., Guldogan, M. B., Koroglu, O.   +4 more
core   +6 more sources

A Direction-of-Arrival Estimation Algorithm Based on Compressed Sensing and Density-Based Spatial Clustering and Its Application in Signal Processing of MEMS Vector Hydrophone

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, Ting Chen, Peng Wang, Linmei Zhang, Rong Cheng, Yanping Bai   +5 more
doaj   +1 more source

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, Vax Eran, Osowizky Alon, Knafo Yakir, Ben David Nadav, Vilenchick Dan   +5 more
doaj   +1 more source

Blind Adaptive Beamforming for a Global Navigation Satellite System Array Receiver Based on Direction Lock Loop

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, Xiaomei Tang, Long Huang, Shaojie Ni, Feixue Wang   +4 more
doaj   +1 more source

AoA-Based Localization System Using a Single IoT Gateway: An Application for Smart Pedestrian Crossing

IEEE Access, 2021
During the last decade, the concept of smart cities is gaining popularity, and many cities all around the globe are adopting it. Lately, the Smart Pedestrian Crossing (SPC) idea has become an important part of the smart city concept.
Noori Bnilam, Dennis Joosens, Rafael Berkvens, Jan Steckel, Maarten Weyn   +4 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

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., Pan, Y. J., Xie, S. Y., Yuan, N. C., Zhang, X. F.   +4 more
core   +4 more sources

Accurate DOA Estimation With Adjacent Angle Power Difference for Indoor Localization

IEEE Access, 2020
Indoor localization with high accuracy plays a key role in the field of Internet of Things in 5th-Generation (5G) era. With the introduction of Multiple Input Multiple Output (MIMO) technology in 5G, the direction-of-arrival (DOA) method is highly ...
Xin Zhou, Liang Chen, Jun Yan, Ruizhi Chen   +3 more
doaj   +1 more source

Stochastic framework for evaluating the effect of displaced antenna elements on DOA estimation [PDF]

, 2017
We establish a statistical framework for investigating the influence of correlated random displacements of antenna elements in a uniform circular antenna array (UCA) on the distribution of direction-of-arrival (DOA) estimates. More specifically, we apply
Bruneel, Herwig, Inghelbrecht, Veronique, Moeneclaey, Marc, Rogier, Hendrik, Van Hecke, Tanja, Verhaevert, Jo   +5 more
core   +2 more sources