Results 1 to 10 of about 19,397 (216)

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

open access: yesProceedings, 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   +2 more
doaj   +2 more sources

A Switched-Element System Based Direction of Arrival (DOA) Estimation Method for Un-Cooperative Wideband Orthogonal Frequency Division Multi Linear Frequency Modulation (OFDM-LFM) Radar Signals [PDF]

open access: yesSensors, 2019
This paper proposes a switched-element direction finding (SEDF) system based Direction of Arrival (DOA) estimation method for un-cooperative wideband Orthogonal Frequency Division Multi Linear Frequency Modulation (OFDM-LFM) radar signals. This method is
Yifei Liu   +4 more
doaj   +2 more sources

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

open access: yesAdvances 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.   +4 more
core   +6 more sources

Dual-Branch CNN for Direction-of-Arrival and Number-of-Sources Estimation [PDF]

open access: yesSensors
Despite 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]

open access: yesEPJ 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

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

open access: yesSensors, 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

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

open access: yesRemote 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

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

open access: yesIEEE 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   +4 more
doaj   +1 more source

High Resolution Direction-of-Arrival Estimation Using Genetic Algorithm [PDF]

open access: yesEngineering 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]

open access: yes, 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

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